Senior Backend Engineer (Gaming)
Happening.com
Office
Belgium
Full Time
Senior Backend Engineer (Gaming)
š Why This Role Matters
Happening powers the technology behindĀ Superbetās platforms and brands, serving millions of customers. OurĀ Game Integrations squadĀ connects third-party providers to our core platform and ensures those experiences areĀ reliable, scalable, and compliant.
Weāre growing and scaling fast, and we need aĀ Senior Backend EngineerĀ who can deliver high-quality integrations, shape engineering standards, and help accelerate how quickly new providers go live.
How we work:Ā Weāre product-minded squads with strong ownership, candid feedback, and measurable outcomes. We build, run, and continuously improve the tech that powersĀ Superbetās customer experience.
What YouāLl Do
- Work across boundaries -Ā collaborate with Product, Compliance, SRE, Data, Security, and external partners to keep delivery smooth.
- Level up the team - mentor more junior teammates through sharp code reviews, pairing, and knowledge sharing.
- Build integrations end-to-end -Ā design contracts, implement services, write tests, and ship with confidence.
- Own reliability - define SLIs/SLOs, set up observability (metrics, logs, traces), and join on-call.
- Keep systems healthy -Ā tackle production issues, reduce tech debt, and simplify through pragmatic refactors.
š ļø Tech We Use
- Node.js + TypeScriptĀ (backend services & integrations)
- Kubernetes (K8s)Ā in production, CI/CD pipelines, containerized deployments
- REST APIsĀ with versioning & backward compatibility
- ObservabilityĀ stack ā metrics, tracing, logging, dashboards, and alerts
- 6+ years building backend systems (ideally integrations) withĀ Node.js + TypeScript
- Solid production experience withĀ KubernetesĀ and CI/CD pipelines
- Strong background inĀ API designĀ (REST) and maintaining compatibility at scale
- Focus onĀ testing & qualityĀ (unit, integration, QA collaboration)
What WeāRe Looking For
- Event-driven systems (Kafka) and low-latency/high-throughput workloads
- Ability to writeĀ clear docs and status updatesĀ that keep teammates aligned
- Gaming/fintech/e-commerce integrations (wallets, catalogs, identity, compliance)
- Experience in regulated environments with staged rollouts
- CuttingĀ time-to-integrateĀ new providers from weeks to days
- ImprovingĀ observability, testability, and reliabilityĀ at scale
- Becoming aĀ go-to engineerĀ for design and debugging while uplifting others
Nice To Have
- Experience with Nest.js
Success Looks Like
Senior Backend Engineer (Gaming)
Office
Belgium
Full Time
September 22, 2025