Senior Software Engineer

About the role

We are looking for a Senior Software Engineer to own full‑stack features from concept to production, modernising complex supply chains with AI. The role starts in Warsaw and includes relocation to the United States within six months, with visa and moving support.

Key responsibilities

• Design, implement, test, deploy and operate full‑stack product features.
• Build frontend experiences using TypeScript, JavaScript, React, Next.js or Svelte.
• Develop backend services and APIs with Node.js or Python.
• Design PostgreSQL schemas, write production SQL and optimise queries.
• Create integrations and data‑ingestion workflows for fragmented operational systems.
• Own delivered features in production, including monitoring, debugging and incident resolution.

Required profile

• Professional experience building production software as a full‑stack engineer.
• Hands‑on experience with TypeScript/JavaScript, React/Next.js/Svelte and Node.js or Python.
• Production experience with PostgreSQL and SQL.
• Proven ability to own features from implementation through operation.
• Willingness to relocate to the United States within six months.

Required skills

• TypeScript
• JavaScript
• React
• Next.js
• Svelte
• Node.js
• Python
• PostgreSQL
• SQL