Senior Backend/Full Stack Engineer (.NET)
RELEX SolutionsLisbon, Portugal
Posted December 11, 2025
Full Time
About the Company
RELEX Solutions is a rapidly growing software company that delivers a unified supply chain planning platform for retailers and manufacturers.
Job Description
RELEX Solutions is seeking a Senior Backend/Full Stack Engineer (.NET) to join their collaborative, distributed full-stack team in Lisbon, Portugal. The successful candidate will work on building.NET backend services and APIs for a mobile app, contributing to architectural decisions, testing infrastructure, and mentoring others. They will be responsible for designing performant APIs, working with SQL databases, and deploying to cloud production environments.
Requirements
- Experience in.NET backend development
- Ability to design performant APIs for mobile applications
- Skills in test automation
- Maintaining documentation for compliance requirements (SOC2)
- Willingness to learn and teach
- Effective communication with stakeholders across time zones
- Comfortable with flexible working hours and occasional travel
Benefits
- Flexible working
- Annual leave
- Internet and mobile phone benefits
- Diverse, inclusive, and supportive work culture
- Meaningful work with a commitment to a more sustainable future
- High autonomy
- Room for creativity
- Strong team spirit
- Family-oriented policies
- Flat hierarchies
- Two paid volunteering days each year