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December 17, 2025

.NET Developer / Fullstack Developer (React + .NET)

Mid • Remote

$135 - $135/hr

Kraków, Poland

Role: .NET Developer / Fullstack Developer (React + .NET)

Location: Remotely (from Poland)

Rate: up to 135 pln/h net+vat (B2B)


We are looking for an experienced Fullstack (React+.NET) + cloud or .NET Developer. We value direct communication and an open approach to problem-solving.

 

Currently, we are working on an application for the FinTech industry, dedicated to banks and financial institutions.


Your Daily Missions:

  • Designing web solution architecture based on best practices, using microservices and the AWS cloud.

  • Developing within a SaaS product platform.

  • Implementing new functionalities using .NET and React.

  • Designing, developing, and maintaining APIs, services, and systems on a cloud-based platform.

  • Building high-performance back-end solutions.

  • Preparing tests and technical documentation.

  • Being part of a SCRUM team that develops and delivers software solutions throughout the entire production lifecycle.

 

The Essentials We’re Seeking:

  • At least 3+ years of experience in .NET development.

  • Experience with React (optional - that’s great if you have)

  • Experience with MS SQL, NoSQL databases, and ElasticSearch.

  • Ability to build applications using microservice architecture, with an understanding of its concepts, benefits, and drawbacks.

  • Experience with cloud solutions (AWS or Azure).

  • Good knowledge of software development practices and methodologies such as code reviews, DDD, TDD, CI/CD, SOLID, IaC, etc.

  • Experience working with Serverless architectures and frameworks.

  • A team player with a product-oriented mindset, focused on solving user problems.

  • Fluent in English (minimum B2 level) – working in an international team.