Lisbon Onsite Backend QA Engineer - Relocation Support

Air Apps; København; On-site; DKK 448,000 - 598,000; Full time

Benefits offered by this job

Annual Bonus

Health and Life Insurance

Transportation Budget

Meal allowances (Coverflex)

Urban Sports Club membership

Free meals at office

Pension Fund

Annual Conference

Apple hardware ecosystem

Job summary

Air Apps is seeking a Backend QA Engineer to ensure reliability, performance, and scalability of our backend systems. You will focus on testing APIs, databases, and services, collaborating with engineers to maintain high-quality standards across our infrastructure.

This is a fully onsite position based at our Lisbon office, with relocation support available. You will join cross-functional teams in person and help shape scalable testing strategies in a fast-paced environment.

Qualifications

• 2–3 years of experience in backend testing or software development in test roles.
• Experience with Node.js and TypeScript in backend environments.
• Familiarity with SQL databases, especially PostgreSQL, and validating queries and data integrity.
• Experience testing REST APIs using Postman/Swagger or similar tools.

Responsibilities

• Design and execute tests for backend systems, including APIs, databases, and service integrations.
• Validate API functionality and performance using Postman, Swagger, or similar platforms.
• Test and verify database operations and data integrity in PostgreSQL or similar databases.
• Collaborate with engineers to review PRs, ensuring code quality and test coverage.
• Support automated tests for backend services and expand test suites.
• Review backend infrastructure for reliability and performance issues.
• Document and track defects and test results using TestRail or similar tools.
• Work with product teams to improve testing strategies and product quality.

Skills

Backend testing

Node.js

TypeScript

REST API testing

PostgreSQL

Test automation

Code review

Collaboration

Tools

Postman

Swagger

TestRail

Job description

Air Apps is seeking a Backend QA Engineer to ensure reliability, performance, and scalability of our backend systems. You will focus on testing APIs, databases, and services, collaborating with engineers to maintain high-quality standards across our infrastructure.

This is a fully onsite position based at our Lisbon office, with relocation support available. You will join cross-functional teams in person and help shape scalable testing strategies in a fast-paced environment.