Product Engineer

About the role

We are a seed‑stage B2B SaaS company building subscription infrastructure for e‑commerce businesses. As a Product Engineer you will own and ship full‑stack features, shaping intuitive e‑commerce experiences and developer tools within a small, fast‑moving team based in Poland.

Key responsibilities

• Design, develop and ship full‑stack product features using TypeScript, Node.js and a modern frontend framework (Vue, Nuxt or React).
• Own features end‑to‑end: clarify requirements, propose technical solutions, implement, test, release and measure impact.
• Build merchant‑facing subscription, billing, checkout and e‑commerce workflows that are reliable and easy to use.
• Improve developer‑facing surfaces such as APIs, documentation, integrations and onboarding.
• Translate Figma designs into production‑ready UI, contributing practical UX improvements.
• Make architectural decisions to keep the platform maintainable, observable and scalable.
• Enhance engineering quality through code reviews, automated tests, monitoring and documentation.
• Collaborate closely with product, design and founder‑level stakeholders.

Required profile

• At least 5 years of professional software engineering experience in product or SaaS teams.
• Hands‑on experience shipping features with TypeScript/Node.js and a modern frontend framework.
• Fluency in Polish and residence in Poland.
• Ability to work independently in an early‑stage environment and make scoped technical decisions.
• Experience with SaaS, e‑commerce, subscriptions or payments is a strong plus.

Required skills

• TypeScript
• Node.js
• Vue, Nuxt or React
• Figma (or equivalent design tool)
• Fastify (or similar backend framework)
• AI/LLM tooling such as OpenAI, Claude, Cursor or Copilot