[GFA] Senior Full-Stack Engineer (.NET/C#, Vue.js, willing to learn Flutter)

AI overview

Contribute to building a modern rental platform by designing backend services and integrating third-party systems, focusing on high usability and performance.

Position – how you’ll contribute

As a Full‑Stack Developer, you will be responsible for backend development in .NET/C#, as well as web interfaces (Vue.js) co-designing the project architecture and ensuring technical quality.

  • You will design, code, test and implement features with high business value.
  • Proactive improvement of delivery processes, code quality and automation.
  • Design and implement services and REST APIs in .NET/C#, focusing on readability, performance and security.
  • Develop performance-focused, UX-optimized.
  • Data modeling and access (e.g., EF Core), query optimization and schema versioning.
  • Integrate with payment providers and notification/analytics systems.
  • Co-create architecture (modularity, event‑driven where appropriate), manage configuration and secrets.
  • Participate in code review, define standards and patterns, ensure robust test coverage and minimize flakiness.
  • Automate CI/CD pipelines (GitHub Actions/Azure DevOps), including building, testing and multi‑environment deployments.
  • Monitor, trace and report metrics (observability) and respond to incidents.

The role requires teamwork in Agile and focus on delivering value and continuous improvement.

Expectations – the experience you need

Commercial experience throughout the development cycle is essential.

  • 5+ years as a Full‑Stack Developer or similar product role.
  • Proficiency in .NET/C# (preferably .NET 6+), API architecture and development.
  • Hands-on experience with Vue.js 3, TypeScript and related ecosystem.
  • Knowledge of relational databases and ORM (EF Core), fundamentals of domain modeling.
  • Experience with unit, integration and E2E tests and their integration into CI/CD.
  • Strong command of Git, code review and quality standards.
  • Familiarity with security practices and data protection in apps.

Our offer – professional development, personal growth:

  • Flexible employment and remote work  
  • International projects with leading global clients 
  • International business trips  
  • Non-corporate atmosphere 
  • Language classes 
  • Internal & external training 
  • Private healthcare and insurance  
  • Multisport card 
  • Well-being initiatives 

Position at: Software Mind Poland

This role requires candidates to be based in the European Union.

Perks & Benefits Extracted with AI

  • Education Stipend: Language classes
  • Flexible Work Hours: Flexible employment and remote work
  • Health Insurance: Private healthcare and insurance
  • Well-being initiatives: Well-being initiatives

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