Senior Full Stack Developer (React, Next)

Role overview

A senior full-stack JavaScript role focused on designing and shipping product features across the entire stack within an agile, globally distributed team. The work blends React/Next.js front-end development with Node.js back-end services and AWS cloud infrastructure to support scalable, production-grade applications.

Responsibilities

- Design, implement, and maintain high-quality features, troubleshooting defects and delivering effective solutions end to end. - Build and evolve RESTful APIs that power client experiences. - Tune backend code and database queries for performance, scalability, and testability. - Partner with local and international agile teams to coordinate delivery. - Architect new system capabilities and integrate AWS services such as Lambda, Transcribe, and S3.

Requirements

- Strong, hands-on experience with React.js in production settings. - Working familiarity with Next.js and Node.js. - Practical proficiency with AWS services, including Lambda, Transcribe, and S3. - Solid experience designing GraphQL and RESTful APIs. - Strong working knowledge of PostgreSQL and Redis. - Good spoken English for daily collaboration across regions.

Nice to have

- Experience with ffmpeg for media processing pipelines and MobX for state management. - Familiarity with integrating ChatGPT or comparable AI tools into applications.

Benefits and work setup

- International scale-up environment with motivated colleagues. - Competitive compensation plus 20 paid vacation days and paid sick leave. - In-office option in Kyiv with flexible remote-work arrangements. - Flexible working hours and access to tech talks, hackathons, and global conferences.