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DeFi Development Company

As a trusted DeFi development company, we build secure and scalable decentralized finance solutions that modernize traditional financial systems.

Smart Contract Audits SOC 2 ISO 27001
  • 30+ blockchain projects
  • 7+ years in Web3
  • 96 Clutch reviews
96 reviews 138 reviews 11 reviews 54 reviews 19 reviews 5.0 318+ verified reviews

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As a trusted DeFi development company, we build secure and scalable decentralized finance solutions that modernize traditional financial systems. Powered by blockchain infrastructure and smart contracts, our platforms eliminate intermediaries and enable transparent global transactions.

Reviewed and updated
Last reviewed by Dmytro Nasyrov, Founder and CTO. Content reflects Pharos Production delivery data as of the review date. Editorial policy.

What is DeFi development?

DeFi (decentralized finance) development is the engineering of on-chain financial primitives - lending and borrowing protocols, decentralized exchanges and automated market makers, yield aggregators, stablecoins, derivatives, restaking, real-world-asset tokenization - with trustless execution, economic guarantees and composability across protocols. Production DeFi requires formal verification of economic invariants, oracle resilience, upgrade safety and ongoing security monitoring. Pharos has delivered lending protocols, AMMs, yield strategies and RWA platforms across EVM chains and Solana since 2019.
Authoritative citations 12 sources
  1. Ethereum Yellow Paper The Ethereum Yellow Paper by Gavin Wood is the canonical formal specification of the EVM, gas accounting and state transition function, referenced by every serious smart contract implementation including the clients Pharos uses for mainnet integrations. ethereum.github.io
  2. EIP-1559 Specification EIP-1559 redefined Ethereum gas pricing with a base fee plus priority tip model, changing how wallets, dApps and L2 gas estimation libraries compute transaction cost, which we apply directly in every wallet we ship. eips.ethereum.org
  3. Consensys Smart Contract Best Practices Consensys maintains the industry-reference smart contract security guide covering reentrancy, integer overflow, front-running, oracle manipulation and upgrade patterns, which we use as a code review checklist on every Solidity audit. consensys.github.io
  4. OpenZeppelin Contracts OpenZeppelin Contracts is the most widely audited open-source Solidity library for tokens, access control, upgrades and governance patterns, and is the default foundation for every Pharos smart contract engagement unless the client has compelling audit evidence for a custom base. docs.openzeppelin.com
  5. Chainalysis Crypto Crime Report The Chainalysis annual crypto crime report quantifies illicit on-chain activity across ransomware, sanctions evasion, DeFi exploits and stolen funds, and we use the underlying methodology to calibrate AML screening thresholds in wallet and exchange integrations. chainalysis.com
  6. Trail of Bits Smart Contract Audits Trail of Bits public smart contract audit reports document real-world findings across DeFi protocols, DAOs and NFT infrastructure, and we read every published report to extend our own internal audit checklist with emerging attack patterns. github.com
  7. EEA Enterprise Ethereum Specification The Enterprise Ethereum Alliance specification defines permissioned network, privacy and performance requirements that inform our architecture for enterprise chain engagements running variants of Besu, Quorum and Hyperledger Besu. entethalliance.org
  8. Solidity Documentation The Solidity language documentation is the authoritative source for syntax, compiler behaviour, gas costs and breaking changes across versions, which we track carefully because upgrade cycles from 0.8.x to 0.9.x affect every contract in production. docs.soliditylang.org
  9. L2Beat L2Beat tracks total value locked, security assumptions and maturity of Ethereum layer-2 networks, which we consult when recommending between Arbitrum, Optimism, Base, zkSync and Starknet for client dApps based on throughput and trust requirements. l2beat.com
  10. DeFi Pulse DeFi Pulse publishes total value locked and protocol-level metrics across lending, DEX, derivatives and yield protocols, useful for benchmarking liquidity assumptions when designing DeFi integrations that depend on oracle prices or pool depth. defipulse.com
  11. Hardhat Documentation Hardhat is the de-facto Ethereum development environment with built-in console, mainnet forking and plugin ecosystem, and is the base harness we use to ship every Solidity project with deterministic tests and gas snapshots. hardhat.org
  12. NIST Post-Quantum Cryptography NIST is finalizing post-quantum cryptographic standards including CRYSTALS-Kyber and Dilithium that will eventually replace current ECDSA signatures, and we monitor the migration timeline closely for clients running long-lived on-chain assets. csrc.nist.gov
What we do not do:
  • Token launches without legal counsel on securities classification
  • Yield farms with unsustainable emissions that require a Ponzi-style exit
  • Protocols without a formal verification plan for economic invariants
  • Consumer DeFi products where wallet UX will kill retention

Services

Businesses choose custom software over off-the-shelf products when they need solutions tailored to unique workflows, compliance requirements and growth targets. According to Grand View Research (2024), the global custom software development market is valued at over $35 billion and is projected to grow at 22.3% CAGR through 2030. Pharos Production delivers full-cycle custom development across three core areas: blockchain and smart contracts, web applications and mobile apps.

  • DeFi Exchange Development

    We build decentralized exchanges (DEXs) that enable users to trade cryptocurrencies without centralized intermediaries. Our solutions include liquidity pool integration, automated market maker (AMM) models, order matching engines, multi-token support, cross-chain functionality, secure smart contract deployment, and advanced trading dashboards. We develop scalable platforms capable of handling high transaction volumes and delivering seamless crypto trading experiences.

    Explore DeFi Exchange Development

  • DeFi Token Development

    We create tokens fully integrated into your blockchain ecosystem. Our services cover utility and governance token creation, tokenomics design, smart contract implementation, minting and distribution logic, staking and reward mechanisms, as well as security audits and gas optimization. These tokens support lending, staking, yield farming, and broader decentralized financial applications.

    Explore DeFi Token Development

  • DeFi DApps Development

    We design and develop decentralized financial applications that operate securely across blockchain networks. Our application development includes lending platforms, borrowing protocols, yield farming systems, insurance solutions, DAO governance frameworks, and custom financial products. Each solution is built for scalability, security, and seamless ecosystem integration.

    Explore DeFi DApps Development

  • DeFi Wallet Development

    We develop secure wallets that provide users full control over digital assets and private keys. Our wallet solutions include multi-chain support, wallet-to-wallet transactions, DApp integration, secure key management, biometric authentication, advanced security layers, and web and mobile applications. All wallets are designed for compatibility with major blockchain networks.

    Explore DeFi Wallet Development

  • DeFi Smart Contract Development

    Smart contracts power decentralized finance infrastructure. Our services include automated financial agreements, lending and borrowing logic, liquidity pool management, yield farming automation, staking protocols, and comprehensive contract audits. We implement tamper-resistant code that ensures transparency, reliability, and secure transactions.

    Explore DeFi Smart Contract Development

  • DeFi Staking Platform Development

    We build staking platforms that allow users to lock assets and earn rewards. Our solutions include token staking mechanisms, reward calculation systems, validator integration, lock-up and flexible staking models, and automated payout processes. Each platform is engineered for scalability and long-term sustainability.

    Explore DeFi Staking Platform Development

  • DeFi Lending Platform Development

    We develop decentralized lending and borrowing platforms that remove traditional intermediaries. Key features include overcollateralized lending models, algorithmic interest rate systems, smart contract-based loan agreements, liquidity pool integration, and risk assessment mechanisms. Our solutions enable transparent and efficient financial services.

    Explore DeFi Lending Platform Development

  • DeFi Lottery Platform Development

    We build blockchain-powered lottery systems driven by smart contracts. Our platforms include transparent randomization mechanisms, automated prize distribution, tamper-proof infrastructure, and secure financial transactions. A unique solution for innovative crypto-focused businesses.

    Explore DeFi Lottery Platform Development

Custom DeFi protocol vs Uniswap/Aave fork: which is better?

Custom DeFi gives you tailored economic primitives, differentiation and a defensible security posture, while forking a battle-tested protocol (Uniswap V3, Aave V3, Compound V3) ships faster at lower up-front cost. According to a 2024 Chainalysis report, 78% of DeFi exploits in 2023 targeted forked or template-based contracts where the team had not adapted security to their specific economic surface.

Factor Custom DeFi protocol Uniswap / Aave fork
Economic primitives Custom mint/burn/yield curves tuned to your thesis Inherited from the source protocol; limited tuning
Security posture Formal verification of economic invariants + external audit Inherits source code AND source attack surface
Differentiation Unique features that cannot be replicated by a fork Commodity features; hard to capture market share
Gas efficiency Storage and calldata optimized for your hot paths Generic; gas costs compound at scale
Time to launch 4-9 months for production-grade protocol + audit 4-8 weeks for a fork deployment + audit
Cost $200,000-$600,000+ for full protocol build $25,000-$80,000 for a fork + audit
Long-term maintenance You own the upgrade path and can evolve independently Tied to source protocol roadmap for bug fixes
Best fit Protocols with differentiated thesis, RWA, institutional, high TVL targets Niche markets, regional plays, proof-of-concept

DeFi development at Pharos Production at a glance

  • DeFi protocols: 15+ production DeFi protocols since 2019 (lending, AMMs, yield, stablecoins, RWA)
  • TVL under management: Pharos-built protocols have managed $500M+ in cumulative TVL across EVM chains and Solana
  • Audit record: 100% of Pharos DeFi contracts pass external audit on first pass; zero critical vulnerabilities reported
  • Stack: Solidity, Vyper, Rust, Foundry, Mythril, Echidna, Halmos, Certora, OpenZeppelin, Uniswap V3/V4 primitives
  • Pricing: DeFi MVP from $80,000-$200,000; full protocol suite $200,000-$600,000+; formal verification from $40,000
  • Timeline: Discovery + threat model 3-5 weeks; build 10-18 weeks; external audit + bug bounty 6-10 weeks
  • Compliance: ERC-3643 for permissioned tokens, KYC/AML integration, ISO 27001, multi-sig governance with timelocks
  • Honest scope: We decline yield farms with unsustainable emissions and centralized products dressed up as DeFi

Our Software Development Expertise

Our team of 90+ engineers covers the full development stack, from Solidity smart contracts and React front-ends to Kubernetes infrastructure and automated QA pipelines. Since 2013, we have delivered 110+ applications for clients across FinTech, healthcare, crypto, e-commerce and 14 other industries. Across verified Clutch reviews, our clients report an average 40% improvement in transaction processing speed, a 95% on-time delivery rate and an 87% client retention rate across multi-year engagements. Below are selected projects that demonstrate our capabilities in action.

  • Taxi Aggregator App - application interface, screen 1
    Taxi Aggregator App - application interface, screen 2
    Social

    Taxi Aggregator App

    Pharos Production collaborated with a taxi aggregator platform to develop a high-load ride-hailing application that connects passengers and drivers in real time. This platform consolidates various fleets and independent drivers into a single system, ensuring quick ride matching, live tracking and transparent pricing. Built on a cloud-native infrastructure, the solution offers low-latency interactions, reliable trip processing and scalability for operations at the city and regional levels.

    View case study →
    Industry
    Mobility, Transportation, Ride-Hailing, Social
    Region
    Saudi Arabia
    Client since
    2020
    Technologies
    AWS, Kubernetes, Istio, Spring Boot, Kafka, Flink, Cassandra, Pinot, Redis, Ignite, NextJS, Terraform
  • Sagas. Time-lapse Social Network - application interface, screen 1
    Sagas. Time-lapse Social Network - application interface, screen 2
    Sagas. Time-lapse Social Network - application interface, screen 3
    Sagas. Time-lapse Social Network - application interface, screen 4
    Sagas. Time-lapse Social Network - application interface, screen 5
    Sagas. Time-lapse Social Network - application interface, screen 6
    Social

    Sagas. Time-lapse Social Network

    Pharos Production has partnered with Sagas to create a location-aware social platform that enables users to capture, publish and explore geo-located timelapses over time. This system combines real-time data ingestion, large-scale media processing and map-centric discovery to transform physical locations into dynamic digital stories. Leveraging cloud-native infrastructure and event-driven architecture, Sagas allows users to document urban changes, natural evolution and personal moments tied to specific places. The result is a scalable social network where time and location are central to content discovery.

    View case study →
    Industry
    Social Media, Geospatial Platforms, AI and Machine Learning, Big Data
    Region
    Global
    Client since
    2019
    Technologies
    AWS, Kubernetes, Istio, Spring Boot, Kafka, Flink, Cassandra, Pinot, Object Storage, Map SDKs, NextJS, Terraform
  • PumpTap crypto wallet multi-chain asset dashboard
    PumpTap Crypto Wallet - application interface, screen 2
    PumpTap Crypto Wallet - application interface, screen 3
    Web3 & Blockchain

    PumpTap Crypto Wallet

    Pharos Production has partnered with PumpTap to develop a secure, high-performance crypto wallet tailored for everyday Web3 interactions. PumpTap lets users store, send and manage digital assets across multiple blockchains through a simple, intuitive interface. Built on a scalable, event-driven architecture, the wallet delivers real-time transaction updates, robust security and seamless integration with decentralized applications.

    View case study →
    Industry
    Web3, Blockchain, Digital Assets, FinTech
    Region
    Global
    Client since
    2021
    Technologies
    AWS, Kubernetes, Istio, Spring Boot, Kafka, Flink, Cassandra, Pinot, Redis, NextJS, Terraform
  • Pulse. Social Network With Prizes - application interface, screen 1
    Pulse. Social Network With Prizes - application interface, screen 2
    Pulse Social Network - Community commerce platform by Pharos Production
    Social

    Pulse. Social Network With Prizes

    Pharos Production has partnered with Pulse to create a community-driven social network that connects users with local stores through challenges, engagement activities and real-world prizes. This platform transforms everyday local interactions into interactive experiences, enabling users to earn rewards from participating merchants. Built on a scalable, event-driven architecture, Pulse facilitates real-time interactions between users and businesses and supports rapid growth across cities and regions.

    View case study →
    Industry
    Social Media, Local Commerce, Loyalty Platforms, Social Network
    Region
    United States, Canada
    Client since
    2020
    Technologies
    AWS, Kubernetes, Istio, Spring Boot, Kafka, Flink, Cassandra, Pinot, Redis, NextJS, Terraform
  • Pro Gambling. Sports Forecasting Platform - application interface, screen 1
    Pro Gambling. Sports Forecasting Platform - application interface, screen 2
    Casino & Sportsbook

    Pro Gambling. Sports Forecasting Platform

    Pharos Production partnered with Pro Gambling to build a high-load sports forecasting platform focused on data-driven predictions, real-time analytics and scalable delivery of betting insights. The platform aggregates large volumes of sports data, odds movements and historical statistics to generate forecasts that help users make informed betting decisions. Built on a cloud-native, event-driven architecture, Pro Gambling delivers fast updates, transparent analytics and consistent performance during peak sports events.

    View case study →
    Industry
    Sports Betting, iGaming, AI and Machine Learning, Big Data
    Region
    South America
    Client since
    2021
    Technologies
    AWS, Kubernetes, Istio, Spring Boot, Kafka, Flink, Cassandra, Pinot, Redis, Ignite, NextJS, Terraform
  • Pleenk. Secure Payments Platform - application interface, screen 1
    Pleenk. Secure Payments Platform - application interface, screen 2
    Pleenk. Secure Payments Platform - application interface, screen 3
    Banking

    Pleenk. Secure Payments Platform

    Pharos Production has partnered with Pleenk to build a secure, scalable payments platform for fast transactions, fraud prevention and seamless integration with digital products. The platform processes payment flows in real time while maintaining high levels of security, transparency and reliability for both businesses and end users. Built on cloud-native infrastructure and an event-driven architecture, Pleenk provides a strong foundation for modern digital payments.

    View case study →
    Industry
    FinTech, Digital Payments, Security and Compliance, KYC
    Region
    European Union
    Client since
    2022
    Technologies
    AWS, Kubernetes, Istio, Spring Boot, Kafka, Flink, PostgreSQL, Cassandra, Redis, NextJS, Terraform
  • NoMoreBets. Rapid Bets Platform. - application interface, screen 1
    NoMoreBets. Rapid Bets Platform. - application interface, screen 2
    NoMoreBets. Rapid Bets Platform. - application interface, screen 3
    NoMoreBets. Rapid Bets Platform. - application interface, screen 4
    NoMoreBets. Rapid Bets Platform. - application interface, screen 5
    Casino & Sportsbook

    NoMoreBets. Rapid Bets Platform.

    Pharos Production partnered with NoMoreBets to develop a worldwide one-tap live betting platform focused on speed and scalability. The system handles real-time odds and instant bets effortlessly. The result is a smooth, engaging betting experience that increased player retention, reduced drop-offs during live matches and positioned NoMoreBets for global growth since 2022.

    View case study →
    Industry
    Sports betting
    Region
    Global
    Client since
    2023
    Technologies
    AWS, Kubernetes, Istio, Spring Boot, Kafka, Cassandra, NextJS
  • Nextcheck, the KYC Platform - application interface, screen 1
    Nextcheck, the KYC Platform - application interface, screen 2
    Nextcheck, the KYC Platform - application interface, screen 3
    Nextcheck, the KYC Platform - application interface, screen 4
    Banking

    Nextcheck, the KYC Platform

    Pharos Production partnered with Nextcheck to replace outdated, manual onboarding with a secure, automated KYC/AML platform. Built on AWS, Kubernetes, Istio, Elixir, RabbitMQ, PostgreSQL and NextJS, the platform provides real-time biometric and document verification, risk assessment and compliance reporting. Since 2019, Nextcheck has reduced onboarding time by 60%, cut manual labor by 70% and expanded to support thousands of checks at once. Today, it powers global banks, FinTechs and crypto firms with a cloud-native, regulation-ready, growth-oriented compliance platform.

    View case study →
    Industry
    KYC
    Region
    Global
    Client since
    2019
    Technologies
    AWS, Kubernetes, Istio, Elixir, Erlang, RabbitMQ, PostgreSQL, NextJS

About the founder and CTO

Dmytro Nasyrov

Dmytro Nasyrov

Founder and CTO Pharos Production

Ask the founder a question

I design and build reliable software solutions - from lightweight apps to high-load distributed systems and blockchain platforms.

PhD in Artificial Intelligence, MSc in Computer Science (with honors), MSc in Electronics & Precision Mechanics.

  • 13 years in architecture of great software solutions tailored to customer needs for startups and enterprises

  • 23 years of practical enterprise customized software production experience

  • Lecturer at the National Kyiv Polytechnic University

  • Doctor of Philosophy in Artificial Intelligence

  • Master’s degree in Computer Science, completed with excellence

  • Master’s degree in Electronics and precision mechanics engineering

Pharos Production - Describe your idea & get a quote in 48h! Get an estimate for the costs, timeline & the team layout needed for your project Get a project estimate.

Proven Results

Ludera.io. MiCA Compliance Operations Layer

Ludera.io closes the operational gap between risk detection and defensible action, giving MiCA-era exchanges one flexible, auditable process across detection,…

Ludo. Reputation platform of Web3

Real-time reputation scoring across 5+ blockchains

Dostyq. Loyalty Platform.

Grew throughput from 80k to 2.4M daily transactions and cut settlement latency from 45 minutes to 90 seconds. Measured against…

GridTradeX. Crypto Prediction Game.

Cut order-to-ack p99 latency from 14ms to 2.8ms and reduced backtesting time on 1 year of tick data from 4.5…

DeFi delivery with formal verification

DeFi projects follow Pharos Verified Delivery with DeFi-specific additions: discovery includes economic attack modeling and invariant definition; build includes formal verification of core invariants plus Foundry fuzz; production readiness requires external audit coordination, pre-launch bug bounty and a deployment runbook with timelock and multisig.

Pharos Verified Delivery 4-phase methodology with typical durations and deliverables
  1. Phase 01 / 04

    Paid Discovery

    2-4 weeks
    • Technical validation
    • Architecture proposal
    • Scope refined estimate
    82% on-schedule with discovery
  2. Phase 02 / 04

    Iterative Build

    2-week sprints
    • Working demos every sprint
    • CTO review at milestones
    • ADRs documented
    Transparent progress tracking
  3. Phase 03 / 04

    Production Readiness

    • Monitoring and alerting
    • Security audit Pen test
    • Runbooks and rollback
    ISO 27001 aligned
  4. Phase 04 / 04

    Support

    Ongoing
    • Security patches
    • Performance tuning
    • 4h SLA response
    Continuous improvement

Pharos Verified Delivery applied to 110+ production applications since 2013

Protocols we shipped to mainnet

Three DeFi engagements with the economic-attack surface that shaped the design. TVL and exploit history are on-chain and verifiable.

Lending protocol hardening Q3 2024 · Lending protocol, EU
Before

Lending protocol deployed with a single Chainlink oracle. Oracle manipulation during a thin-liquidity event drained $2.1M in 4 minutes. Protocol paused for 11 days.

After

Layered oracle with TWAP + cross-oracle consensus + circuit breakers. Zero oracle-based exploits in 12 months post-relaunch. TVL recovered to $85M within 3 months.

We replaced the single-oracle with a 3-of-5 consensus across Chainlink, Pyth and a protocol-specific TWAP. If consensus breaks, liquidations pause and the protocol enters read-only mode until a multisig intervenes.

AMM gas optimization Q1 2025 · DEX, global
Before

Uniswap V3 fork with stock code. Swap cost $45-$120 on Ethereum mainnet during peak gas. Users abandoned the DEX for faster L2 alternatives.

After

Optimized storage layout, calldata compression and selective L2 deployment (Base, Arbitrum). Swap costs down 67% on mainnet, under $2 on L2. Daily volume grew 4.8x in 90 days.

Slot packing cut storage writes on swap path in half. Tick bitmap compression halved calldata overhead. The L2 deployment used the same contracts with a chain-specific deployment script.

RWA tokenization platform Q2 2025 · Real estate fund, EU
Before

Real estate fund wanted to tokenize $40M in assets for 200 accredited investors. Legacy cap table in a spreadsheet. Quarterly distributions took 2 weeks of manual work.

After

ERC-3643 permissioned token suite with KYC whitelist, compliance hooks and automated distributions. Distribution cycle down to 40 minutes, fully auditable. 12% LP growth in the first year post-launch.

ERC-3643 was the right standard because it has compliance controls baked into transfers. KYC providers (Sumsub) attest accredited-investor status on-chain; transfers revert if either party is not whitelisted.

Client names anonymized under NDA. Full case studies at /cases/.

When DeFi is not the answer

We decline roughly 30% of RFPs we receive. Forcing a bad fit costs both sides 3-6 months and damages outcomes. Here is how we think about scope:

Projects we decline
  • Centralized financial products dressed up with blockchain branding
  • Yield farms with unsustainable emissions that will require a Ponzi-style exit
  • Protocols without formal verification of economic invariants
  • Token launches where the team has no legal opinion on securities classification
  • Consumer DeFi where wallet UX friction will kill adoption
We recommend TradFi rails when they fit

DeFi is the right call when you need trustless execution, programmable money, composability with on-chain protocols or public verifiability of reserves. For most consumer financial products, traditional rails (Stripe, Plaid, sponsor banks) deliver better UX at lower cost. We have declined "DeFi" projects that were clearly centralized products seeking a crypto coat of paint.

Before you pick a DeFi partner

How to Choose a Blockchain Development Company →

Founder-grade evaluation guide covering security expertise, DeFi experience, regulatory awareness and red flags.

Pharos DeFi portfolio

Pharos DeFi delivery portfolio observations, 2020-2026

Ranges we consistently see across 15+ DeFi engagements.

  • 100% of external entry points covered by invariant and fuzz tests before first audit; two external audits before mainnet for protocols holding user funds[1].

  • 14-22 weeks from scope to mainnet deploy for mid-complexity lending, DEX or yield protocols; includes audit cycles and testnet period.

  • Arbitrum and Base are default choices for user-facing DeFi; mainnet reserved for governance tokens and reserve-tier contracts with high-value TVL[9].

  • TWAP Uniswap v3 or Chainlink with fallback plus divergence guard standard; protocols dependent on single-source oracles declined at scope.

  • 6-12 months typical for DeFi protocols; covers monitoring, upgrade audits and gas optimization as protocol matures.

Observations reflect the Pharos Production DeFi delivery portfolio 2020-2026. Full case studies in our case studies library.

DeFi development outlook 2026-2027

Three shifts are reshaping DeFi engineering and deployment.

  • Arbitrum, Base, Optimism and zkSync carry a majority of new DeFi TVL. Mainnet Ethereum becomes the reserve tier for high-value or governance-critical contracts; most user-facing protocols deploy L2-first[9].

  • User-signed intents replace direct transaction construction for swaps, bridges and lending. Solvers compete to execute intents at best net price. DeFi frontends hide gas mechanics entirely from end users[2].

  • Tokenized treasuries, invoice finance and private credit products arrive on DeFi rails with regulatory wrappers. Compliance engineering becomes table-stakes for institutional DeFi protocols[7].

Our four-dimension DeFi protocol evaluation template

Every DeFi protocol we ship runs against the same four-dimension readiness evaluation before mainnet deploy.

Eval template refreshes quarterly against latest Consensys Smart Contract Best Practices, Trail of Bits audit findings and L2Beat data.

Production post-mortem

When a TWAP oracle blocked an attempted manipulation attack

A DeFi yield protocol we launched on Arbitrum in Q1 2025 used a 30-minute time-weighted average price (TWAP) from Uniswap v3 as its primary oracle, with Chainlink as a divergence guard. Week 2 after mainnet, monitoring flagged an attempted price manipulation via a large single-block Uniswap trade. The TWAP smoothed the spike across 30 minutes; the contract only accepted settled prices; no funds were moved at the manipulated rate. Chainlink divergence guard triggered as a secondary check.

TWAP plus Chainlink divergence guard became the default oracle pattern for every DeFi protocol we ship. Post-launch monitoring now includes price deviation alerting with 5-minute SLA, and oracle dependency is explicitly reviewed in the eval template.

Smart contract risk and regulatory note
Pharos Production builds DeFi software and smart contracts. We do not provide investment advice, yield guarantees or securities classification. Token regulatory compliance is the client legal responsibility. Smart contracts are deployed at client direction after security audit. DeFi protocols carry residual smart contract risk that cannot be fully eliminated.

Reviews

Independent reviews from Clutch, GoodFirms and Google - verified client feedback on our software projects

Based on 9 verified client reviews

5 out of 5 stars
Web3 & Blockchain

Delivered stable infrastructure with strong technical adaptation and reliability.

Valerie Korde

Valerie Korde

Founder

Read on GoodFirms
5 out of 5 stars
Web3 & Blockchain

Developed full DeFi platform with staking and Web3 integrations.

Founder at JOIDY

Founder at JOIDY

Founder at JOIDY

Read on GoodFirms
5 out of 5 stars
Web3 & Blockchain

Delivered NFT marketplace with strong UX and clear communication.

Anonymous

Anonymous

Project Lead

Read on GoodFirms
5 out of 5 stars
Web3 & Blockchain

Structured development process with strong project management and quality delivery.

Gary Prioste

Gary Prioste

Director of Technology

Read on GoodFirms
5 out of 5 stars
Software Development

Delivered retail app with strong UX, reliability, and positive user feedback.

Ramy Badie

Ramy Badie

VP of Product

Read on GoodFirms
5 out of 5 stars
FinTech

Delivered compliant and scalable financial solution with strong blockchain expertise.

Laurent Munier

Laurent Munier

Director of Product

Read on GoodFirms
5 out of 5 stars
Web3 & Blockchain

Delivered blockchain-based content protection system with seamless performance.

Claire Quirk

Claire Quirk

Technical Lead

Read on GoodFirms
5 out of 5 stars
Software Development

Built decentralized social platform with token economy and scalable architecture.

Salvatore Riccardo Curatolo

Salvatore Riccardo Curatolo

CEO

Read on GoodFirms
5 out of 5 stars
Web3 & Blockchain

Delivered logistics platform with real-time tracking and strong team professionalism.

Jaroslav Hrůška

Jaroslav Hrůška

CEO

Read on GoodFirms

Platforms we work with

Trusted by Coinbase, Consensys, Core Scientific, MicroStrategy, Gate.io and 10+ more Web3 and enterprise platforms

16+ partners

Our 16 technology partners include:

  • Consensys
  • Gate Io
  • Coinbase
  • Ludo
  • Core Scientific
  • Debut Infotech
  • Axoni
  • Alchemy
  • Starkware
  • Mara Holdings
  • MicroStrategy
  • Nubank
  • Okx
  • Uniswap
  • Riot
  • Leeway Hertz
  • Consensys
  • Gate Io
  • Coinbase
  • Core Scientific
  • Debut Infotech
  • Axoni
  • Alchemy
  • Starkware
  • Mara Holdings
  • MicroStrategy
  • Nubank
  • Okx
  • Uniswap
  • Riot
  • Leeway Hertz

Pharos Production - Ready to realize your vision? Embrace outsourcing and remote hiring with our skilled software developers! Build Your Software Today.

Industries we serve: FinTech industry Healthcare industry Web3 industry E-Commerce industry Banking industry All industries
Related guides: How to Choose a Blockchain Company How We Build Blockchain
Dmytro Nasyrov - Founder and CTO of Pharos Production

Reviewed by Dmytro Nasyrov

Founder and CTO

23+ years in custom software development. Led 110+ projects across FinTech, healthcare, Web3 and enterprise, ISO 27001-aligned team.

Choose your cooperation model

Pharos Production offers three project models, MVP, Full-fledged Production and Full-cycle Development, priced from $10,000 to $80,000. An MVP prototype takes about 3 months.

Suitable for the project test
MVP

Core software architecture, initial UI/UX, working prototype in 3 months

$9,500 - $24,000
Popular choice
Suitable in 9 out of 10 cases
Full-fledged Production

Software architecture, UI/UX, customized software development, manual and automated testing, cloud deployment

$27,000 - $55,000
Turnkey development
Full-cycle Development

Comprehensive software architecture and documentation, UI/UX design layouts, UI kit, clickable prototypes, cloud deployment, continuous integration, as well as automated monitoring and notifications.

$55,000 - $85,000

Prices vary based on project scope, complexity, timeline and requirements. Hourly rates range from $35 to $75 depending on role and seniority. Contact us for a personalized estimate.

Interaction models for staff augmentation, dedicated teams and outsourcing

Request staff augmentation

Need extra hands on your software project? Our developers can jump in at any stage - from architecture to auditing - and integrate seamlessly with your team to fill any technical gaps.

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Hire dedicated experts

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From first line to final audit, we handle the entire development process. We will deliver secure, production-ready software, while you can focus on your business.

Comparison of engagement models at Pharos Production
Model Best for Team setup Budget range
Staff Augmentation Existing teams needing extra engineers at any project stage 1-2 weeks From $5,000/month
Dedicated Team Popular Long-term projects requiring full ownership and control 2-4 weeks From $15,000/month
Project Outsourcing Full-cycle development from idea to production launch 1-2 weeks $10,000-$80,000+
37+ technologies

Technologies, tools and frameworks we use

Our engineers work with 37+ blockchains technologies - chosen for production reliability and performance.

Blockchains

Private and Public Blockchains 33

Ethereum
Ethereum
TON
TON
Corda
Corda
Tron
Tron
Hedera
Hedera
Stellar
Stellar
Consensys GoQuorum
Consensys GoQuorum
Solana
Solana
Arbitrum
Arbitrum
Binance Smart Chain (BSC)
Binance Smart Chain (BSC)
Sei
Sei
Celo
Celo
Hyperledger
Hyperledger
MultiversX
MultiversX
IOTA
IOTA
Polkadot
Polkadot
Aptos
Aptos
Neo
Neo
Flow
Flow
Algorand
Algorand
Avalanche
Avalanche
EOS
EOS
Optimism
Optimism
Polygon
Polygon
Cosmos
Cosmos
Sui
Sui
Tezos
Tezos
Ontology
Ontology
Fantom
Fantom
NEAR Protocol
NEAR Protocol
VeChain
VeChain
Base
Base
IPFS
IPFS

Cloud Blockchain Solutions 4

Amazon Managed Blockchain
Amazon Managed Blockchain
Amazon QLDB
Amazon QLDB
IBM Blockchain
IBM Blockchain
Oracle Blockchain
Oracle Blockchain

Pharos Production - 110+ applications delivered over 13 years. From architecture to production - share your requirements and receive a detailed project estimate within 48 hours. Get a project estimate.

An approach to the development cycle

The Pharos Delivery Framework divides every project into 2-week sprints. After each sprint we hold a retrospective, deliver a progress report and plan the next sprint. This methodology is why agile projects are 3x more likely to succeed than waterfall (Standish Group CHAOS Report, 2024).

  1. Team Assembly

    Our company starts and assembles an entire project specialists with the perfect blend of skills and experience to start the work.

  2. MVP

    We’ll design, build and launch your MVP, ensuring it meets the core requirements of your software solution.

  3. Production

    We’ll create a complete software solution that is custom-made to meet your exact specifications.

  4. Ongoing

    Continuous Support

    Our company will be right there with you, keeping your software solution running smoothly, fixing issues and rolling out updates.

DeFi engineering insights

Confident blockchain engineering team standing proud in a modern office with subtle on-chain charts and code on screens behind them
Engineering

How to Build a DeFi Protocol in 2026: Architecture and Security

A DeFi protocol is the hardest kind of software to ship well: the code is public, the money is real and a single missed edge case can drain the whole treasury in one transaction. Building one is less about writing clever contracts and more about a disciplined architecture and a security process that assumes attackers […]

Dmytro Nasyrov 7 min read
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Skip glossary

DeFi glossary 8

DeFi (Decentralized Finance)
Financial services such as lending, trading and earning yield, built from smart contracts instead of banks or brokers. Users interact directly through wallets, keeping custody of their assets while the protocol enforces the rules in code.
AMM (Automated Market Maker)
A smart contract that prices and executes trades against a pool of assets using a formula rather than an order book. Liquidity providers deposit pairs of tokens and earn fees, enabling permissionless trading without a counterparty.
Liquidity Pool
A smart contract holding a reserve of tokens that traders swap against and that lenders draw from. Liquidity providers supply the tokens and earn a share of fees, with pool depth determining how large a trade the protocol can absorb.
Yield Farming
Moving crypto assets between DeFi protocols to earn the highest returns from fees, interest and token rewards. Returns can be high but carry smart contract, market and incentive-decay risk that need to be weighed carefully.
Overcollateralization
Requiring borrowers to lock collateral worth more than the loan they take, protecting lenders against price swings. It is the standard safety model in DeFi lending, where positions are liquidated if collateral value falls too far.
Liquidation
The forced sale of a borrower collateral when its value drops below a required threshold. Liquidations keep lending protocols solvent and are often carried out by automated bots that earn a fee for triggering them.
Impermanent Loss
The loss a liquidity provider can face when the prices of pooled tokens diverge compared with simply holding them. It is called impermanent because it can shrink if prices converge again, but it becomes real when liquidity is withdrawn.
TVL (Total Value Locked)
The total value of assets deposited in a DeFi protocol, used as a rough measure of its size and trust. Rising TVL signals adoption, though it can shift quickly as incentives and market conditions change.

Frequently asked questions about DeFi Development

Last updated:

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    A production DeFi protocol typically takes 4-9 months: 3-5 weeks discovery + threat model + invariant definition, 10-18 weeks build with formal verification + Foundry fuzz + Echidna property tests, 6-10 weeks external audit coordination and remediation. Production launch includes a 30-day bug bounty period before mainnet cutover. Pharos has shipped 15+ DeFi protocols since 2019.

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    DeFi MVP $80,000-$200,000 (simple lending, AMM or yield strategy). Full protocol suite $200,000-$600,000+ (multi-market lending with liquidations, multi-asset AMM, cross-chain bridging). Formal verification from $40,000. External audit from Trail of Bits, Consensys Diligence or OpenZeppelin $60,000-$200,000. Bug bounty budget $50,000-$500,000. Total first-year cost for a production DeFi protocol typically runs $400,000-$1,500,000.

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    Yes. We use Certora and Halmos for property-based verification of economic invariants (no negative balances, conservation of supply, liquidation invariants, exchange rate monotonicity). Formal verification is not a replacement for audits - it is a complementary technique that catches a different class of bugs. For DeFi protocols with material TVL, we recommend both. Formal verification engagements start at $40,000 for a single contract and scale with the state space.

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    Layered oracle design is the default: primary oracle (Chainlink, Pyth, RedStone), TWAP fallback from a DEX pool, circuit breakers if primary and fallback diverge beyond a threshold. For lending protocols we use cross-oracle consensus (3-of-5 typical) and pause liquidations if consensus breaks. Single-source oracles are the leading cause of DeFi exploits; we never recommend them for protocols with material TVL.

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    Transparent proxy pattern with 48-hour timelock + 3-of-5 multisig. The timelock gives users a window to exit if they disagree with an upgrade; the multisig prevents a single-key compromise from bricking the protocol.

    Upgrades are rehearsed on a fork before mainnet. Some protocols deliberately deploy immutable code for maximum trust; we support both patterns.

  • Copy link Copies a direct link to this answer to your clipboard.

    Yes, with legal counsel in the loop. Token design covers utility (fee capture, governance weight, staking yield), distribution (vesting, lockups, treasury) and emission curves.

    Governance uses Compound Bravo or OpenZeppelin Governor with timelocks. We do NOT provide securities-law advice - clients must engage qualified counsel on token classification before mainnet launch.

  • Copy link Copies a direct link to this answer to your clipboard.

    Yes. Solana via Anchor + Rust for high-frequency trading and lending protocols where EVM gas costs do not fit. Solana DeFi requires different security tooling (Anchor fuzz testing) and has a different economic surface (no MEV in the same form, account ownership model). We have shipped Solana DeFi since 2023.

  • Copy link Copies a direct link to this answer to your clipboard.

    We decline centralized products dressed up as DeFi, yield farms with unsustainable emissions that will require a Ponzi-style exit, protocols without formal verification for economic invariants, token launches without legal counsel and consumer DeFi where wallet UX will kill adoption. We walk away from about 40% of incoming DeFi RFPs - the economics have to work without Pharos-subsidized security debt.

Published record

Published Pharos research

Technical articles, comparison guides and methodology deep-dives we write from our own delivery experience.

The Pharos takeaway on DeFi development

DeFi ships in public with a public attack surface. Pharos leads with audit coverage, invariant tests and conservative upgrade patterns; we decline protocols with unsustainable token economics or oracle designs that cannot tolerate adversarial assumptions[3].

Book a 30-minute DeFi protocol readiness call
Dmytro Nasyrov, Founder and CTO at Pharos Production
Dmytro Nasyrov Founder & CTO Let’s work together!

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We also work with clients through dedicated local teams in Las Vegas, New York and San Francisco.

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