Fullstack .NET Developer
We are looking for an advanced person: Senior .NET Dev (60-65% React frontend,35-40% .NET backend) with competences related to tasks for 2-3 people, who knowabout complex connection, where 2 business stakeholders use one application,which is managed by communication and conflicts with priorities.
Required Skills & Experience:
Candidates must meet all of the following:
- Minimum 4 years of hands-on experience designing, building, and deploying modern full-stack web applications
- Minimum 3 years of frontend experience using React, TypeScript,TailwindCSS, Vite
- Ability to write modular, maintainable, component-based UIs
- Strong understanding of responsive design and accessibility bet practices
- Minimum 3 years of backend experience building .NET Core / .NET 6+REST APIs
- Experience with authentication, validation, error handling, and layered architecture
- Demonstrated technical ownership of a project or product:
- Can articulate decisions from design through to production
- Comfortable working with stakeholders to define scope, deliverables, and architecture
- Proven ability to debug and support applications post-deployment
- English B2/C1+ (team located mostly in UK, in the future also in PL)
Desired skills & experience:
• Relevant Degree Qualification
• SQL Server, Redis, or similar data
• DevOps – e.g Gitlab CI/CD, Kubernetes etc
• Cloud - e.g GCP, AWS
• Observability – e.g. Sentry, New Relic etc
• AI tooling experience – (Copilot, ChatGPT and others)
- Locations
- Kraków
- Remote status
- Hybrid

About Infotree Global Solutions
At Infotree, meeting your career needs is a top priority. Client satisfaction is largely dependent on the resources we can provide, and we take pride in our delivery. We have a supportive team in place to give quality people a chance to grow and challenge themselves in their roles which has resulted in that we have placed many employees in positions that have grown into lifelong careers.
We have a team of dedicated recruiters and consultant care representatives that are committed to your success and well-being. Check out our open roles to get started.
Infotree Poland Sp. z o.o. is part of Infotree Global Solutions. Agency number: 15970.
Fullstack .NET Developer
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