Senior Node JS Engineer

We’re a product powerhouse building a full-stack ecosystem for iGaming businesses. 40M+ players. 250 brilliant minds. One bet: our technology is so rock-solid that we stake our own business on it. From our hubs in Ukraine, Georgia, the UK, and the Philippines, we blend real-world experience, a battle-tested Tech Radar, all within an open-door culture. Turnkey isn’t just our biggest team — it’s the engine room of everything we build. It’s the tech our partners bet their business on: no patchwork, no plug-ins. Just one battle-tested ecosystem designed to launch, grow, and lead in the most dynamic markets. Turnkey unites VeliHorizon (our core platform), VeliX (the experience layer), and VeliPayments — the trio powers every player's journey and operator’s next big leap. We invite the Senior Node JS to join the VeliHorizon team. VeliHorizon — our battle-tested platform built on real gaming floors. High-performance, microservices at its core, API-first by design — it keeps operations smooth, data sharp, and transactions flying. Every click, spin, and payout runs through Horizon — proven in the toughest conditions, powering thousands of moments a second. Built by cross-functional teams who own every detail — from first idea to live performance. In this role, you will: - Design, develop, and maintain scalable, high-performance backend services using Node.js - Build and maintain RESTful APIs and gRPC services - Write clean, maintainable, and testable code - Optimize applications for speed, scalability, and reliability - Handle asynchronous programming, event-driven architecture, and non-blocking I/O - Work with microservices - Use containers and orchestration tools - Work with CI/CD pipelines - Monitor application performance and troubleshoot production issues - Perform code reviews and provide constructive feedback - Translate business requirements into technical solutions - Participate in sprint planning and technical discussions - Proactive and result-oriented approach - Critical thinking and problem-solving skill Requirements: Must have: - At least 5 years of experience in backend development using JavaScript/TypeScript (NodeJs) - Experience with NestJs - Good knowledge of PostgreSQL - Experience with Kafka - Experience with Redis - Strong proficiency in REST API gRPC API - Experience with AWS, Docker, K8s - Experience with building and maintaining CI/CD pipelines Will be a plus: - Knowledge of architectural patterns and design patterns - Experience with high-load - Experience with Clickhouse - Experience with Sentry, Grafana, ELK - Experience with WebSockets - Expertise in performance optimization for backend services Hiring Process: Intro Call with TA Specialist → Technical Interview → Final interview → Offer We offer: Level up daily. Real mentorship, a clear career path, and support to lead your product. Battle-tested tech stack. Work with what we bet on: microservices, serverless, SRE strength. Health comes first. Insurance and 10 days' sick leave — because your health is a priority. Work your way. Remote, hybrid, Kyiv office — find your rhythm. Time off that matters. 20 days paid vacation, public holidays — to recharge your way. Build your brand. Share your story, grow your voice — inside and out. Culture with a pulse. Team offsites, community events, and the energy of people who care. Originally posted on Himalayas