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Full-Stack Middle+/Senior Developer

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Location:
Poland

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Category:
IT - Software Development

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Contract Type:
Not provided

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Salary:

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Job Description:

We’re looking for a Senior Full-Stack Developer to join the active development phase of a large-scale project built from scratch for a global client. This is a long-term opportunity to be a part of a strong distributed team (20+ engineers), influence architecture decisions, and drive best development practices.

Job Responsibility:

  • Design, develop, and maintain scalable web applications using ASP.NET Core and Angular (up to v20)
  • Build reusable UI components, control libraries, and design systems
  • Develop and maintain RESTful APIs and integrate them with front-end components
  • Participate in architectural and technical discussions, contributing to best practices and system design
  • Collaborate closely with designers, backend engineers, and stakeholders to ensure intuitive and responsive user experiences
  • Ensure high code quality through unit, integration, and end-to-end tests
  • Contribute to CI/CD pipelines, deployment automation, and DevOps processes in AWS
  • Work in an Agile environment, participating in code reviews, grooming, and sprint ceremonies

Requirements:

  • 5+ years of professional software development experience
  • Strong hands-on experience with ASP.NET Core/C# and Angular (v17–v20)
  • Experience developing and consuming RESTful APIs
  • Good understanding of microservices and containerization (Docker)
  • Experience working with AWS Cloud services (EC2, Lambda, S3, etc.)
  • Solid understanding of software design principles (SOLID, OOP) and database design (SQL/NoSQL)
  • Experience writing and maintaining unit/integration/e2e tests
  • Good spoken and written English for daily communication with the international team

Nice to have:

  • Experience with CI/CD pipelines, GitHub Actions, or similar automation tools
  • Familiarity with micro-frontend architecture
  • Experience with Kubernetes, Terraform, or infrastructure-as-code
What we offer:
  • Projects for such clients as PayPal, Wargaming, Xerox, Philips, Adidas and Toyota
  • Competitive compensation that depends on your qualification and skills
  • Career development system with clear skill qualifications
  • Flexible working hours aligned to your schedule
  • Options to work remotely
  • Corporate medical insurance covering services of private and public medical centers
  • English courses online
  • Corporate parties and events for employees and their children
  • Internal conferences, workshops and meetups for learning and experience sharing
  • Gym membership compensation
  • 5 days of paid sick leave per year with no obligation to submit a sick-leave certificate

Additional Information:

Job Posted:
January 01, 2026

Work Type:
On-site work
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