Senior Fullstack (C# and React) Developer

the.good.code;; Remote; PLN 70,000 - 100,000; Full time

Job summary

A leading software house in Poland seeks an experienced Full Stack Developer skilled in C# and .NET. This remote-first role involves collaborating with a team to implement and optimize user interfaces for web applications. Ideal candidates will have over 5 years of experience, strong knowledge in JavaScript and React, along with a proactive attitude. The company values professional growth and offers a supportive work environment working on meaningful projects.

Qualifications

• 5+ years of project-based experience as a Fullstack Developer.
• Proficiency in C# and .NET Framework and Core.
• Strong understanding of JavaScript, Typescript, and React.

Responsibilities

• Collaborate with the team on user interface design.
• Ensure code quality meets team standards.
• Participate in Scrum meetings and sprint planning.

Skills

C#

.NET Framework

JavaScript

React

Git

RESTful APIs

CI/CD

Education

Bachelor's or Master's degree in Computer Science

Job description

At the.good.code;, project success comes from clear preparation, close client collaboration, and having the right team in place. As a remote-first software house, we deliver tailored software solutions across industries such as fintech, healthcare, and e-commerce. From custom applications to system optimization, we address diverse challenges, ensuring real value for our clients.

Our team of 30 professionals, distributed across three countries, excels in using the latest technologies to build scalable, modern solutions. Collaboration, ownership, and mutual support are at the core of our culture, fostering open communication and professional growth. Everyone has a direct impact on the work we do, and no one goes without support when challenges arise.

We’re seeking long-term collaborators who are curious, proactive, and growth-oriented. Full Stack Developer with solid hands-on experience in C#, .NET and React.js.

If you’re ready to work on meaningful projects and contribute to a growing, supportive team — let’s talk!

Curious about your responsibilities? You will be:

• Collaborate with the team to plan, design, and implement user interfaces and user experiences for web applications based on product requirements.
• Ensure that the codebase is modular, maintainable, and testable and that the code meets the team's coding standards and practices.
• Participate in daily Scrum meetings, sprint planning, and sprint reviews, and provide regular updates on the progress of development tasks to the team.
• Working in clients' teams as an equal team member.
• Within your team, you will be responsible for technical decisions and solutions.
• Mentoring and helping other developers deal with the different situations in their projects and technology stack.

Ready to apply? First check if you have:

• Have proven 5+ years of project-based, professional experience as a Fullstack Developer.
• Strong proficiency in C# and .NET Framework and Core.
• Strong understanding of JavaScript, Typescript, React, and its core features.
• Experience in working with database management.
• Experience working with RESTful APIs and asynchronous client-server communication.
• Experience with Git and implementing CI/CD pipelines using tools like GitLab or GitHub Actions.
• Professional level of English proficiency.

Nice To Have

• Bachelor's or Master's degree in Computer Science, Software Engineering, or a related field.
• Knowledge of other C#-related technologies (.NET, WPS, Blazor).
• Excellent communication skills and team spirit.
• Ability to plan and execute your work, despite whether you are working on your own or as part of the team.
• Ability to think one step ahead, quickly find solutions and identify risks or problems.
• Eagerness to learn new tools, frameworks, and follow development trends, and techniques.
• Can-do attitude and good sense of humor.

Keen to hear about our recruitment process?

• 45min video HR Interview.
• 90min Video Technical Interview with our Project Team Members.
• 30min video meeting with our Founders.
• 30min optional video meeting with Project Manager.

Captivated by our offer? Your next steps:

Apply directly via No Fluff Jobs and/or send us your CV via email: [e-mail]

We will carefully review your application and get back to you straight away.

This sounds like a great opportunity, but maybe not for you?

We would be delighted if you could pass on our job description to your friends and network. If you recommend someone, we’ll be thrilled to reward you! Contact us with your referral.

Thank you for your time and consideration! the.good.code; team.