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Offer summary
(Summary generated by AI based on the full job description)
The project focuses on a system for selecting electronic components using .NET, C#, Azure, CosmosDB. Key responsibilities include designing and maintaining high-performance backend services, integration with manufacturer databases, building test automation frameworks (Playwright, Selenium), and leveraging AI tools (GitHub Copilot, ChatGPT) daily. Collaboration with a US team under Agile methodology and interaction with business stakeholders are essential. Benefits include private medical care, sports support, and training budget.
from: 23 June 2026
to: 23 July 2026
salary not specifiedB2B contract (full-time)
Salary details
basic salary
Offer parameters
level:senior
working mode:remote
Warszawa, Śródmieście
Requirements
Expected technologies
.NET
C#
Microsoft Azure
CosmosDB
AI-assisted coding tools
Optional technologies
TypeScript
JavaScript
Git
Our requirements
- Minimum 8 years of professional experience in .NET development, demonstrating a senior-level mindset and problem-solving capabilities.
- Experience with C#, the Azure cloud ecosystem, and CosmosDB.
- Practical experience in using modern AI tools in daily software development and a willingness to promote these practices.
- Fluency in English to ensure seamless communication with US managers and developers.
- Flexibility to align with US working hours, specifically attending daily meetings between 17:00 and 19:00 CET.
- You need to live in Poland and/or be eligible to work here.
Optional
- Background or interest in Electrical Engineering.
- General understanding of testing practices, CI/CD pipelines, and Git version control.
- Knowledge in TypeScript or JavaScript
Your responsibilities
- Designing, developing, and maintaining high-performance back-end services using .NET and C# for an established, scalable system used for selecting electronic components and integrating with manufacturer databases.
- Working extensively with Azure cloud services and CosmosDB to build, maintain, and monitor resilient solutions.
- Setting up test automation structures and frameworks from scratch using tools like Playwright or Selenium.
- Actively leveraging AI coding assistants such as GitHub Copilot, ChatGPT, or Cursor to enhance productivity and troubleshooting, while proactively sharing AI-assisted development practices with the team.
- Collaborating directly with the US-based team in an Agile environment, actively participating in code reviews, sprint planning, and architectural discussions.
- Communicating with business stakeholders to understand requirements and translate them into effective technical solutions.
About the project
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 .NET Developer
Grow in an environment that cares about your development as much as you do.
This is how we organize our work
This is how we work
in houseyou focus on a single project at a timeyou have influence on the technological solutions appliedscrum
This is how we work on a project
- Continuous Deployment
- Continuous Integration
Development opportunities we offer
- substantive support from technological leaders
What 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.
Benefits
- sharing the costs of sports activities
- private medical care
- sharing the costs of foreign language classes
- sharing the costs of professional training & courses
- flexible working time
- integration events
- corporate sports team
- corporate library
- video games at work
- coffee / tea
- leisure zone
- christmas gifts
- birthday celebration
- employee referral program
- charity initiatives
Recruitment stages
- 1.Rozmowa z B3
- 2.2 spotkania z klientem
B3 CONSULTING POLAND sp. z o.o.
At B3, we start with people and their experience. We match projects to your skills and professional growth path. Our consultants work across a wide range of industries and technologies, delivering IT projects both in Poland and internationally. This allows you to build your career in a deliberate way - not by chance.
We are part of an international organization listed on Nasdaq Stockholm, operating in 11 countries. In Poland, we operate with full autonomy. We choose our technologies, processes, and ways of working while maintaining the highest professional standards.
Senior .NET Developer
I apply to:
B3 CONSULTING POLAND sp. z o.o.
Warszawa, Śródmieście
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Poniżej informacja o przetwarzaniu danych:
Administratorem danych osobowych jest B3 Consulting Poland Sp. z o.o. (dalej jako B3). Adres administratora: Aleje Jerozolimskie 44, 00-024 Warszawa. W sprawach związanych z przetwarzaniem danych osobowych prosimy o kontakt pod adresem e-mail: [email protected] lub listownie na adres B3.
Dane osobowe przetwarzane będą w celu udziału w przyszłych procesach rekrutacyjnych i będą przechowywane do czasu cofnięcia zgody. Dane osobowe mogą być ujawnione podmiotom świadczącym na rzecz B3 usługi IT (np. hosting), prawne, księgowe i zgodnie z zawartymi umowami powierzenia, a także podmiotom uprawnionym na podstawie przepisów prawa. Nie przekazujemy danych poza Europejski Obszar Gospodarczy.
Informujemy o prawie dostępu do treści swoich danych i ich sprostowania, usunięcia, ograniczenia przetwarzania, prawie do przenoszenia danych, prawie do wniesienia sprzeciwu wobec przetwarzania oraz prawie do cofnięcia zgody w dowolnym momencie bez wpływu na zgodność z prawem przetwarzania dokonanego przed wycofaniem zgody. Informujemy również o prawie wniesienia skargi do Prezesa Urzędu Ochrony Danych Osobowych, w przypadku uznania, że przetwarzanie danych osobowych narusza przepisy prawa.
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