Senior Full Stack Engineer (Backend)

About the role

Blinq is building an AI‑powered contacts platform used by millions of professionals worldwide. As a Senior Full Stack Engineer you will own the backend services that enable identity sharing, QR‑based event ingestion and real‑time analytics. You will work in a hybrid setting, collaborating closely with product, frontend, mobile and data teams.

Key responsibilities

• Design, develop and maintain scalable APIs and services using Node.js and TypeScript.
• Contribute to architectural decisions and ensure system reliability and performance.
• Collaborate with frontend, mobile and data teams to deliver end‑to‑end features.
• Improve observability, testing frameworks and overall service performance.
• Build new features from concept to production in a fast‑moving, high‑impact environment.

Required profile

• Proven experience building backend systems at scale.
• Strong problem‑solving skills and ability to work autonomously.
• Comfortable collaborating in a cross‑functional, hybrid team.
• Passion for high‑quality code and continuous improvement.

Required skills

• Node.js
• TypeScript
• API design and implementation
• Observability and performance monitoring
• Automated testing

What we offer

• Opportunity to shape a fast‑growing AI‑native product.
• Hybrid work model: three days onsite, two days flexible.
• Collaborative culture with high talent bar.
• Exposure to a global user base and ambitious technical challenges.