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Senior.NET Developer

Hospitality Full Benefits Career Growth
Company

Sigma Software

Location

Kraków, Poland

Posted

June 06, 2026

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About This Opportunity

Job Description

  • Design, build, and deliver features and projects across C#, .NET Core, and Angular stack
  • Write clean, maintainable, and well-tested code (unit/integration/e2e)
  • Take ownership of features from requirements breakdown to deployment
  • Deploy and monitor services in AWS cloud-native environments
  • Handle production issues and incidents with accountability
  • Collaborate with Product, Design, and Engineering teams in Agile practices
  • Contribute to continuous improvement of systems and processes

Qualifications

  • 5+ years of experience in software development with strong OOP and system design skills
  • Solid hands-on experience with .NET (C#) and Angular
  • Understanding of software testing concepts and practices
  • Expertise in cloud-native and DevOps practices (CI/CD, automation, monitoring)
  • Experience with relational and NoSQL databases
  • Knowledge of non-functio...