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Backend Developer

Polska💼 Full-time🗓 2026-06-15 → 2026-08-10

Core

Backend Developer creating scalable web and mobile solutions for the iGaming industry, including betting platforms, casino interfaces, and lottery systems.

Role type

Senior Backend Developer (Node.js/TypeScript)

Builds

Betting platforms, casino interfaces, lottery systems, and blockchain-based financial solutions

Domain

iGaming, Blockchain, Fintech

Deliverable

production ML models | product features

Required skills

Node.js, TypeScript, relational and non-relational databases (MongoDB), REST and gRPC APIs, WebSockets, Message Queues (Kafka, RabbitMQ), Kubernetes, Hexagonal architecture, modular monolith, outbox pattern, Test-Driven Development, AWS/Azure/GCP

Preferred skills

AI-assisted programming, code review, mentoring

Technologies

Node.js, TypeScript, MongoDB, Kafka, RabbitMQ, Kubernetes, AWS, Azure, GCP, JIRA

Responsibilities

Design system architecture, implement new features based on user stories, write efficient and testable code, participate in code reviews, fix production bugs, deploy software components, conduct code reviews, mentor team members

Seniority

Senior, hands-on IC

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