Backend Engineer

About the role

Air Apps, a Lisbon-founded company building an AI-powered Personal & Entrepreneurial Resource Planner, is looking for a Backend Software Engineer. You will design, build and maintain the server-side components of the applications, working with product managers, frontend developers and other teams to deliver robust, scalable backend services. This post currently serves to enhance the talent pool while the official job is being prepared.

Key responsibilities

• Design and build RESTful or GraphQL APIs, microservices and business logic with Node.js and TypeScript
• Model data and manage queries with Supabase and PostgreSQL, including functions, row-level security and real-time features
• Deploy and manage services on Google Cloud Platform (Cloud Run, Cloud Functions, IAM, Pub/Sub)
• Write clean, testable code with unit, integration and end-to-end tests (e.g. Jest) and contribute to code reviews
• Implement secure-by-default authentication, authorization and data protection following Clean Code and Clean Architecture
• Set up logging, monitoring and alerting, and own incident response and uptime improvements
• Take part in architecture discussions, mentor team members and document decisions and systems

Required profile

• 5+ years in backend engineering roles
• Strong experience with Supabase or equivalent PostgreSQL-based backend services
• Solid knowledge of Clean Code and Clean Architecture
• Experience with API design (REST) and cloud-native application development
• Familiarity with CI/CD pipelines, testing tools and Git workflows
• Strong grasp of security principles, data protection and compliance best practices
• Effective communicator and proactive team contributor

Required skills

• Node.js and TypeScript
• Supabase or PostgreSQL
• Cloud platforms (GCP, AWS, Azure) with serverless compute (Cloud Run, AWS Lambda, Azure Functions)
• REST API design

What we offer

• Apple hardware ecosystem for work
• Annual bonus
• Health and life insurance
• Transportation budget
• Coverflex benefits package and childcare support
• Pension fund and Urban Sports Club membership
• Free meals at the hub and an Air Conference