Senior Fullstack Developer

About the Position

We are part of an international organization listed on Nasdaq Stockholm, operating in 11 countries. In Poland, we work with full autonomy. We independently choose our technologies, processes, and ways of working while maintaining the highest professional standards.

We deliver a wide range of IT projects in Poland and internationally, across multiple domains and technologies. This allows our consultants to develop their competencies and gain experience aligned with their professional ambitions.

Our collaboration is built around the CARE philosophy. For us, it means responsible project matching, transparent cooperation, and a long-term approach to professional growth.

Join us as Senior Fullstack Developer. Grow in an environment that cares about your development as much as you do.

Responsibilities

• Design, develop, and maintain fullstack features with a focus on front-end web application development using React coupled with C# and .NET microservices.
• Build automated intelligent forms, dynamic UI workflows, and CMS-connected data pipelines for a greenfield project management module.
• Take ownership of the end-to-end development cycle, including writing automated unit and integration tests, deployment, and monitoring.
• Collaborate with the team utilizing AI-assisted coding tools like GitHub Copilot to maintain code quality and accelerate delivery.
• Interact directly with Azure DevOps CI/CD pipelines and push code into a cloud-hosted Kubernetes cluster in Azure.

Requirements

• Experience in React, with the ability to take ownership of complex frontend tasks. Knowledge in Tailwind CSS or UI libraries like shadcn/ui is an advantage.
• Experience in C# and .NET development, including practical knowledge in microservices architecture.
• Experience with modern cloud deployment environments, specifically Docker and Kubernetes in Azure.
• Experience working with Azure DevOps workflows, including pull requests, code reviews, and basic CI/CD execution.
• Habit of writing automated tests for your own code.
• Independent, self-starter mindset with the ability to drive tasks independently and navigate established architectures.
• Fluent English language skills.
• You need to live in Poland and/or be eligible to work here.

Nice to Have

• Experience with Tailwind CSS or UI libraries like shadcn/ui.
• Familiarity with GitHub Copilot.

We Offer

• 100% remote work
• Work in a Scandinavian culture built on logic and dialogue.
• Health and sports benefits tailored to your needs.
• Speed Coaching – short sessions that provide new perspectives and solutions.
• Sports training, an internal team, and opportunities to take part in competitions.
• Team events and development-focused meetups.

About the Company

B3 Consulting Poland is part of an international consulting organization listed on NASDAQ Stockholm, operating in 11 countries. The company specializes in delivering diverse IT projects both locally and globally, covering multiple technologies and business areas. While belonging to a global group, its Polish branch operates with full autonomy in choosing technologies, processes, and ways of working, maintaining high standards. The company embraces a Scandinavian culture rooted in logic, dialogue, and transparency, and builds its collaboration model around the CARE philosophy, emphasizing responsible project selection, transparent cooperation, and long-term development. It combines international reach with a strong local identity and a people-focused approach.