MANDATORY — hands-on experience with Odds88 or a comparable sports data / betting platform providers (Sportradar/Genius Sports/BetConstruct/Hub88/Softswiss ). This is the key selection criterion for this role. The engineer must be able to build the full sports betting system: Odds88 integration, betting logic, and the bonus system around it.

Requirements

Position Name: Senior Full-Stack Developer (React + Node.js), Sports Betting Level: Senior (only) Hard skills requirements: Hands-on experience with Odds88 or a comparable provider — Sportradar, Genius Sports, BetConstruct, Hub88, Softswiss (MANDATORY, key requirement) At least 6 years of software engineering experience At least 4–5 years production experience with Node.js (Nest.js / Express.js / Koa.js), building and operating backend services At least 4 years with React — ability to deliver high-quality UI: responsive / mobile-first layouts, attention to detail, basic frontend performance hygiene TypeScript in production: typing API contracts, safe refactors, avoiding any Strong PostgreSQL + SQL: joins, aggregates, pagination patterns, indexing implications, transactions and isolation, row-level locks (SELECT … FOR UPDATE), handling double-submit/double-spend scenarios Third-party API integration experience — external feeds, webhooks, retries, idempotency, reconciliation Modern backend architecture: microservices, asynchronous communication, distributed systems basics (timeouts, retries, idempotency, backpressure) Strong software design knowledge: OOD, FP fundamentals, design patterns, maintainable modular code Proficient Git (PRs, reviews, branching, conflict resolution), Docker and CI/CD Agile / SCRUM development practices Would be great: Direct Odds88 integration experience (strongest possible match) Experience building bonus systems / promotions engines in iGaming WebSockets at scale (live odds, real-time updates) Messaging / eventing fundamentals (Kafka, RabbitMQ, SQS+SNS, NATS) Tech/Team Lead experience Observability: logs/metrics/tracing, SLO thinking Soft skills requirements: Strong communication — can discuss past integration work in technical detail Proactivity and ownership Able to reason about tradeoffs and defend technical decisions Fast and independent learner Responsibilities: Build sports betting functionality for the client's platform Integrate with Odds88 and related sports data feeds Build the system supporting bonuses, betting and everything related to sports Deliver full-cycle features: design → implementation → testing → rollout → monitoring Own data correctness and performance in Postgres (transactions/locking, indexes, migrations, query optimization) Participate in architecture discussions, code reviews, documentation and production support English: Upper-Intermediate — must have Office/Remote: Remote, full-time, long term