Elixir Development Services
Pharos Production delivers expert Elixir development services for real-time, high-concurrency and fault-tolerant systems. Our Elixir team builds gaming platforms, financial engines and distributed systems on the BEAM VM.
- 20+ Elixir projects
- 8+ Elixir engineers
- 8+ years with Elixir
What is Elixir development?
What we build with Elixir
Online gaming and betting platforms
Real-time multiplayer game servers, live odds engines, bet processing with sub-millisecond latency, concurrent user management and regulatory compliance for gaming.
Real-time communication
Chat systems, live streaming infrastructure, push notification engines and WebSocket servers handling millions of persistent connections with Phoenix Channels.
FinTech transaction processing
High-throughput payment processors, real-time fraud detection pipelines, order matching engines and financial event sourcing with guaranteed message delivery.
IoT data ingestion
Sensor data aggregation from millions of devices, MQTT broker integration, real-time alerting and time-series data processing with Broadway pipelines.
Distributed systems
Multi-node clusters with automatic failover, distributed caching, CRDT-based state synchronization and split-brain resolution for globally distributed applications.
Event-driven microservices
Event sourcing with Commanded, CQRS patterns, saga orchestration and reliable message processing with backpressure using GenStage and Broadway.
Elixir vs Node.js vs Go for real-time systems
| Factor | Elixir/BEAM | Node.js / Go |
|---|---|---|
| Concurrency model | Millions of lightweight processes, preemptive scheduling | Node.js: single-threaded event loop. Go: goroutines |
| Fault tolerance | Built-in supervisors, self-healing processes | Node.js: process crash = restart. Go: manual recovery |
| Hot code upgrades | Deploy without disconnecting users | Node.js: rolling restart. Go: rolling restart |
| WebSocket scale | 2M+ connections per server (proven at WhatsApp) | Node.js: 100K-500K. Go: 500K-1M |
| Distributed clustering | Native node clustering, built into BEAM VM | Node.js: external tools. Go: external tools |
| Latency consistency | Predictable sub-ms due to preemptive scheduling | Node.js: event loop blocking. Go: GC pauses |
| Ecosystem size | Smaller (Hex), but battle-tested for its niche | Node.js: largest (npm). Go: growing (Go modules) |
Pharos Production recommends Elixir for real-time systems requiring persistent connections, fault tolerance and predictable latency at scale - gaming, chat, IoT and financial event processing. Node.js suits general-purpose APIs. Go suits CPU-bound microservices.
Limitations: Elixir has a smaller talent pool than Node.js or Python - hiring takes longer and rates are higher. The BEAM VM is not optimized for CPU-intensive computation (number crunching, ML inference). For standard CRUD APIs without real-time requirements, Elixir adds unnecessary complexity over Node.js or Go. Library ecosystem is smaller than npm or PyPI, so niche integrations may require writing custom bindings.
Elixir Development Benchmark 2026
Proprietary research based on 10+ Elixir/Phoenix projects delivered by Pharos Production since 2017. Dataset covers gaming platforms, real-time betting engines, financial event processing and IoT systems. Methodology (Pharos Verified Delivery): aggregated delivery metrics with BEAM VM telemetry and connection stress testing. Full report available on request.
- Elixir/BEAM handles 2M+ concurrent connections per server, proven at WhatsApp and Discord scale.
- Built-in fault tolerance via OTP supervisors means crashed processes restart automatically without affecting other users.
- Hot code upgrades allow deploying new features without disconnecting active users - critical for gaming and financial platforms.
- Pharos Production has delivered 10+ Elixir projects including casino platforms, sportsbooks and real-time gaming engines.
- An Elixir back-end MVP starts from $30,000-$60,000 and takes 8-14 weeks depending on real-time and concurrency requirements.
- Elixir has a small talent pool compared to Python, JavaScript or Go - hiring experienced BEAM developers takes 2-3x longer and costs 20-40% more, making team scaling a real constraint for growing projects.
- The Elixir ecosystem has significantly fewer libraries than Node.js or Python - common integrations (payment gateways, CMS connectors, analytics SDKs) often require writing custom wrappers or using Erlang NIFs with C code.
- Functional programming with immutable data and pattern matching requires a mental model shift that slows onboarding for developers coming from object-oriented backgrounds - expect 4-8 weeks of ramp-up time per developer.
- CPU-bound workloads (image processing, video transcoding, ML inference) block BEAM schedulers and degrade throughput for all concurrent processes - these tasks must be offloaded to NIFs, Rust ports or external services.
Frequently asked questions
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Elixir handles millions of concurrent connections with predictable latency thanks to BEAM’s preemptive scheduling. Node.js event loop can block under heavy compute.
For gaming, chat and financial systems, Elixir provides fault tolerance that Node.js cannot match.
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The Elixir talent pool is smaller than Node.js or Python but highly skilled. Pharos Production has maintained an in-house Elixir team since 2017 with experience across gaming, FinTech and real-time platforms.
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Yes. Elixir services communicate via REST, GraphQL, gRPC or message brokers (Kafka, RabbitMQ).
We commonly deploy Elixir as a real-time layer alongside Node.js or Python services in a microservices architecture.
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Phoenix for web applications and APIs, LiveView for real-time UIs without JavaScript, Broadway for data processing pipelines, Commanded for event sourcing and Nx for machine learning.
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Real-time back-end MVPs start from $30,000-$60,000 (8-14 weeks). Full gaming or financial platforms with clustering and fault tolerance range from $80,000 to $250,000+.
Reviews
Independent reviews from Clutch, GoodFirms and Google - verified client feedback on our software projects
Based on 8 verified client reviews
Pharos Production transformed our outdated hospital systems with a cutting-edge, robust software platform that enhanced operational visibility and simplified integrations. Their meticulous engineering and deep knowledge of healthcare made them an invaluable partner we could truly rely on!
Choose your cooperation model
Core software architecture, initial UI/UX, working prototype in 3 months
Software architecture, UI/UX, customized software development, manual and automated testing, cloud deployment
Comprehensive software architecture and documentation, UI/UX design layouts, UI kit, clickable prototypes, cloud deployment, continuous integration, as well as automated monitoring and notifications.
Prices vary based on project scope, complexity, timeline and requirements. Contact us for a personalized estimate.
An approach to the development cycle
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Team Assembly
Our company starts and assembles an entire project specialists with the perfect blend of skills and experience to start the work.
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MVP
We’ll design, build, and launch your MVP, ensuring it meets the core requirements of your software solution.
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Production
We’ll create a complete software solution that is custom-made to meet your exact specifications.
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Ongoing
Continuous Support
Our company will be right there with you, keeping your software solution running smoothly, fixing issues, and rolling out updates.
Partnerships & Awards
Recognized on Clutch, GoodFirms and The Manifest for software engineering excellence
Build with Elixir
90+ engineers ready to deliver your Elixir project on time and within budget
What happens next?
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Contact us
Contact us today to discuss your project. We’re ready to review your request promptly and guide you on the best next steps for collaboration
Same day -
NDA
We’re committed to keeping your information confidential, so we’ll sign a Non-Disclosure Agreement
1 day -
Plan the Goals
After we chat about your goals and needs, we’ll craft a comprehensive proposal detailing the project scope, team, timeline and budget
3-5 days -
Finalize the Details
Let’s connect on Google Meet to go through the proposal and confirm all the details together!
1-2 days -
Sign the Contract
As soon as the contract is signed, our dedicated team will jump into action on your project!
Same day
Our offices
Headquarters in Las Vegas, Nevada. Engineering office in Kyiv, Ukraine.