Senior Full-Stack Engineer

Wymagania:
- 8+ years of professional software development experience.
- Strong commercial experience with C# and .NET Framework, ideally with large, mature applications and established codebases.
- Strong experience with Microsoft SQL Server, including writing queries and troubleshooting database-related issues.
- Experience developing and maintaining Web APIs, particularly REST APIs; experience with SOAP or GraphQL is an advantage.
- Good knowledge of JavaScript/TypeScript and hands-on experience with React, Angular, or another frontend framework.
- Strong debugging and problem-solving skills and the ability to work independently within a complex existing system.
- Experience writing unit and integration tests and delivering maintainable, production-ready code.
- Comfortable working across different technologies and switching between backend, frontend, and database-level tasks when needed.
- Experience using Claude Code or another AI-assisted development tool to support coding, testing, or problem-solving.

O firmie:
- MOTIFE is a trusted partner for tech companies choosing Poland to build and grow their engineering and software development capabilities.
- We help software companies, startups, fintechs, technology companies, and industry disruptors with their IT recruitment and, wherever necessary, advisory in setting up a presence in Poland and daily operations.
- Our end-to-end support helps us build long-term relationships with new IT players, which means we can offer some of the most interesting career opportunities for skilled software and IT professionals like you.

Zakres obowiązków:
- Develop and maintain features across a large-scale .NET application, working primarily with C#, .NET Framework, and Microsoft SQL Server.
- Work with a mature codebase while gradually modernizing selected components and services using .NET 8.
- Build and maintain backend services and APIs, including REST, SOAP, and GraphQL.
- Work directly with SQL Server and Entity Framework to write queries, troubleshoot data issues, and improve application performance.
- Develop frontend functionality using JavaScript/TypeScript and frameworks such as React, Angular, and Knockout.
- Investigate and resolve complex technical and production issues across application, database, and infrastructure layers.
- Take end-to-end ownership of features, from technical design and implementation through testing and production support.
- Contribute to CI/CD and deployment processes, including TeamCity and Jenkins pipelines.
- Participate in architectural discussions, code reviews, and technical decision-making.
- Mentor less experienced engineers and share technical knowledge across the team.
- Use Claude Code and other AI-assisted tools as part of the everyday development process.
- Participate in a rotational on-call schedule related to production deployments, approximately once every six weeks.

Oferujemy:
- Medical care
- Life insurance
- Multisport