Ruby on Rails Developer– Senior
Core
Senior engineer designing, building, and evolving high-throughput Ruby on Rails services for a full-service online casino platform, integrating AI tools and LLM features to enhance performance and user experience.
Role type
Senior IC Ruby on Rails Developer (iGaming)
Builds
High-load gaming solutions, payment/wallet flows, real-time game integrations, and back-office tooling for millions of players.
Domain
iGaming / Online Casino / Fintech
Deliverable
production ML models | product features
Required skills
Ruby on Rails, PostgreSQL, distributed systems, AI coding tools, REST/gRPC APIs, observability, Git/CI/CD, Docker/Kubernetes
Preferred skills
LLM API integration, RAG/vector databases, security/data-privacy in AI, fintech/payments experience, Go/Elixir/TypeScript
Technologies
Ruby 3.x, Rails 7/8, PostgreSQL, Redis, Sidekiq, Kafka/RabbitMQ, Docker, Kubernetes, GitLab CI, Grafana, Sentry, Cursor/Claude Code/Copilot
Responsibilities
Design and build Ruby on Rails services; integrate LLM-based features; own performance and reliability; review code (human and AI); mentor mid-level engineers; participate in architecture discussions.
Seniority
Senior, hands-on IC