Backend Engineer

Air Apps; Lisboa; On-site; EUR 60,000 - 90,000; Full time

Benefits offered by this job

Apple hardware ecosystem for work.

Annual Bonus

Top-tier Health and Life Insurance for

Transportation Budget

Coverflex benefits package

Air Conference

Pension Fund

Urban Sports Club membership

Meals 100% free at the hub

Job summary

Air Apps is a Lisbon-based AI startup building the world’s first AI-powered Personal & Entrepreneurial Resource Planner. We seek a Backend Software Engineer to design, build, and maintain server-side components that power our scalable applications.

You will collaborate with product managers, frontend developers, and cross-functional teams, applying Clean Code and Clean Architecture to deliver robust services while helping the company grow globally.

Qualifications

• 5+ years of backend engineering experience.
• Proficiency in Node.js and TypeScript.
• Strong experience with Supabase or PostgreSQL-based backends.
• Hands-on cloud experience (GCP/AWS/Azure) with serverless deployments.
• Knowledge of Clean Code and Clean Architecture.
• Experience with API design (REST) and cloud-native apps.
• Familiarity with CI/CD, testing, and Git workflows.
• Strong security, data protection, and compliance mindset.
• Effective communicator and proactive team contributor.

Responsibilities

• Design and build RESTful or GraphQL APIs, microservices, and business logic using Node.js and TypeScript.
• Model data and manage queries with Supabase and PostgreSQL with real-time features.
• Deploy and manage services on Google Cloud Platform (GCP) including Cloud Run/Functions and Pub/Sub.
• Write clean, testable code and contribute to reviews and QA practices.
• Implement secure-by-default authentication and authorization following Clean Code/Architecture.
• Set up logging, monitoring, and incident response for backend services.
• Collaborate on architecture, mentor teammates, and document decisions.

Skills

Node.js

TypeScript

Supabase

PostgreSQL

GCP

AWS

Azure

Clean Code

Clean Architecture

API design

CI/CD

Git workflows

Security

Communication

Tools

Supabase

PostgreSQL

GCP

AWS

Azure

Jest

Job description

At Air Apps, we believe in thinking bigger—and moving faster. We’re a family-founded company on a mission to create the world’s first AI-powered Personal & Entrepreneurial Resource Planner (PRP), and we need your passion and ambition to help us change how people plan, work, and live. Born in Lisbon, Portugal in 2018—and now with offices in both Lisbon and San Francisco—we’ve remained self-funded while reaching over 100 million downloads worldwide.

Our long-term focus drives us to challenge the status quo every day, pushing the boundaries of AI-driven solutions that truly make a difference. Here, you’ll be a creative force, shaping products that empower people across the globe.

Join us on this journey to redefine resource management—and change lives along the way.

The Role

As a Backend Software Engineer, you will be responsible for designing, building, and maintaining the server-side components of our applications. You will collaborate closely with product managers, frontend developers, and other cross-functional teams to deliver robust and scalable backend services that power critical features and support rapid growth.

Please note that this post serves the purpose of enhancing our talent pool while we prepare to launch the official job. As soon as it gets posted we will get in touch with you.

Responsibilities

• API & Service Architecture - Design and build RESTful or GraphQL APIs, microservices, and business logic using Node.js and TypeScript.
• Database Design & Integration - Model data and manage queries using Supabase and PostgreSQL, including functions, row-level security, and real-time features.
• Cloud Infrastructure - Deploy and manage services on Google Cloud Platform (GCP), particularly with Cloud Run, Cloud Functions, IAM, and Pub/Sub.
• Code Quality & Testing - Write clean, testable code using unit, integration, and end-to-end testing frameworks (e.g., Jest). Contribute to code reviews and quality assurance practices.
• Security & Reliability - Implement secure-by-default solutions for authentication, authorization, and data protection, following Clean Code and Clean Architecture principles.
• Monitoring & Operations - Set up logging, monitoring, and alerting for backend services. Own incident response and uptime improvements.
• Team Collaboration - Participate in architecture discussions, mentor team members, and document your decisions and systems for internal knowledge sharing.

Requirements

• 5+ years in backend engineering roles;
• Proficiency in Node.js and TypeScript;
• Strong experience with Supabase or equivalent PostgreSQL-based backend services;
• Hands-on experience with cloud platforms (e.g., GCP, AWS, Azure), including deploying and managing services using serverless compute (e.g., Cloud Run, AWS Lambda, Azure Functions);
• Solid knowledge of Clean Code and Clean Architecture practices;
• 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;

What benefits are we offering?

• Apple hardware ecosystem for work.
• Annual Bonus
• Top-tier Health and Life Insurance for peace of mind.
• Transportation Budget to support your commute needs.
• Coverflex benefits package for meal allowances, well-being, and more.
• Air Conference - an opportunity to meet the team, collaborate, and grow together.
• Pension Fund to support your long-term financial planning.
• Urban Sports Club membership to keep you active.
• Meals 100% free at the hub.

Diversity & Inclusion

At Air Apps, we are committed to fostering a diverse, inclusive, and equitable workplace. We enthusiastically welcome applicants from all backgrounds, experiences, and perspectives. We celebrate diversity in all its forms and believe that varied voices and experiences make us stronger.

Application Disclaimer

At Air Apps, we value transparency and integrity in our hiring process. Applicants must submit their own work without any AI-generated assistance. Any use of AI in application materials, assessments, or interviews will result in disqualification.

Air Apps does not partner with nor is represented by any recruiting agencies, staffing firms, or third-party recruiters in connection with our hiring efforts. All legitimate communication regarding Air Apps opportunities will come exclusively from an official @airapps.com email address. Additionally, all open positions are published only through our official careers platform, Ashby.

If you are contacted by anyone claiming to represent Air Apps from a different email domain, through a recruiting agency, or via a job posting source other than Ashby, please exercise caution. We do not accept unsolicited candidate submissions from agencies, and any such submissions will not be considered.