Senior Backend Engineer (Core Team)
Core
Design, build, and scale high-load backend services handling financial transactions and real-time challenges for a global platform.
Role type
Senior Backend Engineer (Core Team)
Builds
Distributed backend services, real-time transaction pipelines, and scalable infrastructure.
Domain
Fintech / High-load distributed systems
Deliverable
production ML models | product features | infrastructure
Required skills
Node.js/TypeScript, asynchronous programming, Kafka (consumer groups, offset commits, idempotency), gRPC, relational databases (MySQL/PostgreSQL), NoSQL (DynamoDB/MongoDB/Redis), Kubernetes, AWS/GCP, incident response, root-cause analysis
Preferred skills
ClickHouse, multi-region/failover architectures, AI coding agents (Cursor/Claude Code), application security, gambling domain experience
Technologies
Node.js, TypeScript, Kafka, gRPC, MySQL, PostgreSQL, DynamoDB, MongoDB, Redis, Kubernetes, AWS, GCP, ClickHouse
Responsibilities
Design and deliver new backend features end-to-end in a distributed environment; write high-quality production code for high-load systems; take ownership of services handling financial transactions; suggest and implement architectural improvements; participate in code and architectural reviews; solve complex business and technical challenges; participate in on-call rotations for system reliability; collaborate with product and engineering teams to deliver global solutions
Seniority
Senior, hands-on IC
