Senior .NET Fullstack Developer

In Cyclad we work with top international IT companies in order to boost their potential in delivering outstanding, cutting-edge technologies that shape the world of the future. We are seeking a .NET Fullstack Developer to join our client, a leading company in consulting and digital transformation. We are looking for a full-stack developer with experience in the Microsoft backend stack and frontend development using ReactJS. Will support end-to-end feature development in coordination with the customer and coordinate with the rest of the team working on different layers of the infrastructure

Project information:

• Work Setup: 100% Remote work

• Rate: 160 PLN/net/h + VAT (B2B contract)

• Language: English (B2+ Required)

• Start date: depending on candidate availability

Project scope:

• Develop and maintain .NET/C# backend services.

• Build dynamic user interfaces using ReactJS.

• Integrate APIs and ensure responsive, secure solutions.

• Design and develop SQL Server databases.

• Write and optimize complex SQL queries.

• Perform unit testing and participate in code reviews.

• Collaborate with cross-functional teams across the SDLC.

Requirements:

• 5-7 years of experience in a similar role

• Proficient in using C#, .Net Framework and .Net Core.

• Proficient in front-end technologies, specifically React.JS.

• Database design and development (Microsoft SQL Server).

• Strong background in object-oriented development techniques.

• Enhance existing .Net applications by analyzing business objectives and resolve any defects in systems.

• Azure Services (e.g., App Services, Storage, SQL, Key Vaults)

• Unit testing with xUnit or similar frameworks.

• Experience with Azure DevOps and CI/CD pipelines.

• Excellent verbal and written communication skills - must be able to work closely with the customer"s engineering and product teams.

• Strong collaboration and stakeholder management abilities in a multi-vendor or cross-cultural team environment.

• High level of ownership, proactiveness, and problem-solving mindset.

• Ability to work independently and manage multiple tasks effectively.

We offer:

• Full-time job agreement based on B2B

• Private medical care with dental care (covering 70% of costs) + rehabilitation package. Family package option possible

• Multisport card (also for an accompanying person)

• Life insurance