Senior Fullstack Engineer at mlabs

Language

Compensation

$120,000 – $150,000/yr

Setup: Remote - Poland
Type: Full-time
Level: not_specified
Posted: Jul 23, 2026

Description

MLabs is seeking a Senior Fullstack Engineer to join their remote team. The role involves developing and maintaining a React-based trading UI and TypeScript backend services for high-performance trading platforms. Key responsibilities include front-end development focusing on real-time data interfaces, back-end development involving REST APIs and WebSocket servers, and ensuring robust quality and security measures. The ideal candidate will have over six years of full-stack experience, deep expertise in TypeScript, and a passion for trading.

Required Skills

TypeScript
React
Node.js
Bun
REST APIs
WebSocket
PostgreSQL
Prisma
Redis
unit testing
integration testing
end-to-end testing

Additional Information

Required Previous Experiences: Over six years of professional experience.
Preferred Qualifications: 8+ years of fullstack experience, ideally within fintech, trading platforms, or real-time data applications.
Experience with Rust or C++ for building high-scalability web services.
Familiarity with the Web3 frontend stack (e.g., ethers.js, viem, client-side wallet integrations).
Knowledge of event-driven and messaging architectures (Kafka, Google Pub/Sub, or similar).
Experience with observability tools such as Datadog, Prometheus, or Winston logging.