Full Stack Engineer

We currently have a job opening for a pragmatic and hands-on Full Stack Engineer who loves shipping fast and working across a modern TypeScript ecosystem. We build in Cursor and optimize our development process for AI-assisted engineering — most of our code is generated with AI, and your role is to guide it, validate it, and deliver production-quality features quickly. This is a hybrid position in Warsaw (2 days per week on-site) in which you’ll work across our stack (Nest.js, Next.js, React Native, Neon/Postgres, AWS), closely collaborating with PMs, product, and users. Ownership, clarity, and iterative delivery matter most. Skills required Strong proficiency in TypeScript Experience with Nest.js (backend), Next.js (frontend), React Native (mobile), Postgres/Neon, and AWS (or equivalent) Java experience is a plus, but not required Strong understanding of CI/CD, testing strategies, performance, security, observability, and production readiness Experience building end-to-end functionality in production systems, ideally with production accountability Comfortable working with AI-assisted development (Cursor) and evaluating, refining AI-generated code Product mindset with focus on delivering iterative value and solving user problems Clear and concise communication with PMs, designers, and stakeholders Fluent English and ability to commute to our Warsaw office are a must Our Stack & Tools Languages & Frameworks: TypeScript, Nest.js, Next.js, React Native Data: Neon (Postgres), AWS RDS MySQL Data Lake: Databricks, AWS Cloud: AWS Dev & Ops: Cursor, GitHub (Actions/PRs), Datadog Productivity: Linear, Notion Recruitment Process Prescreening: conversation with our internal recruiter Technical interview Further conversation: discussion with the VP Engineering and VP Product and optional peer-to-peer conversation with the team members Feedback: expect a response within a few days after the final stage Salary & benefits PLN 20'000 – 28'000 monthly base salary (employment contract, on request we can consider B2B too) On top of the base salary, we offer a yearly bonus (10% target bonus) and a company stock options plan for all employees ( ESOP) Hybrid working model: 2 days per week on-site in our office in the heart of Warsaw (next to metro Centrum / PKiN) is a must 26 days’ of paid annual leave + public holidays (on employment contract) Team events and company gatherings Why Join Coople At Coople, we connect companies and workers through a platform built for flexible work. We help businesses plan smarter and support people in finding jobs that fit their lives. Our values – Agile, Collaborative, Empowering, Fair, and Passionate – shape our team spirit and define the way we work to truly make a difference. As a Full Stack Engineer, you will join a small, sharp team operating in an AI-first development environment, with autonomy to shape architecture, influence engineering culture, and help us ship high-impact products quickly and pragmatically.