Fullstack .NET developer

4 weeks ago

Remote Sopot, Czech Republic KOIA Full time

You might be the perfect match if you are/have:  

  • 5+ years of experience as a .NET Developer (Preferably, fullstack experience)
  • Technical background working with Microsoft .NET technologies with focus on:
    • Web APIs and Worker Services
    • Multithreading and parallelism
    • Entity Framework/Dapper
    • Unit testing with mocking
  • Excellent development skills in C#
  • Development skills in NodeJS
  • Good working knowledge of:
    • Microservice architecture
    • Event-driven architecture
    • Domain-driven design (nice to have)
    • Git
    • The entire CI/CD workflow from development to release
    • GitHub
    • SQL and noSQL databases (preferably with PostgreSQL, MongoDB, Redis)
    • .NET 6 or newer
    • AWS
  • Driven team member who takes accountability, responsibility and ownership over their work as well as understands how it affects the system and their colleagues
  • Bachelor's degree in computer science or related studies
  • Fluent in English for frequent client communication
  • Strong teamwork and collaboration skills
  • Attention to detail
  • Open mind
  • Addiction to acquiring knowledge
  • Not afraid to take the initiative to get work done while suggesting change improvements where needed.

Job Description

We are looking for a Mid/Senior Fullstack .NET Developer to join KOIA and our Norwegian fintech client. In this position, about 65% of the tasks will be related to the backend (including 3rd party integrations), ~25% Analysis & Architecture, ~10% Testing.

Project
The application is based on modern technologies and architecture. We have a front-end app written in React and a backend in .NET/ Node.js; the choice for the tech depends on the domain. Everything is hosted on AWS. .NET and AWS, along with the React frontend.

Developers strive to keep libraries up-to-date, avoiding technological debt. Emphasis is placed on code quality and testing, contributing positively to the project. Regular technical and architectural meetings are held, allowing team members to propose solutions and actively participate in discussions. Solutions are not imposed from the top; every suggestion is considered, fostering a collaborative development environment.

KOIA is not just a software development house. We are a crew creating amazing solutions that serve businesses.

A cool mix of people here makes KOIA packed with experience and talent. We are learning from each other and working not only on interesting but on revolutionizing (even life-changing) sustainable projects every day. We love challenges. If you love them also - then we make perfect feet.

That's what has made our past and current projects successful and incredibly rewarding.

Decent Salary: in KOIA, we value our talents. We understand that Pizza Days will never replace high respect and reward. So we prefer the last one.

4000 – 5000 EUR (B2B contract)

We offer:

Dynamic Work Environment: an invigorating workspace with a mix of Norwegian and Polish innovation focused on smart software solutions.

Team Culture: Here, we respect maturity, conversations, and intelligent working (which means not overwork but taking care of ourselves along the way). We see the value in effective listening, so your thoughts and ideas matter to us.

Continuous Learning: We support continued learning and offer learning opportunities as well as access to any tools you might need

Sustainable Life Concept: It is not only about work. We care about body, mind, and spirit, organize events for meeting together, etc.

Self-Development Days: We care about your growth. We offer mentorship opportunities.

Excellent Office Space: Although we are remote-first, our office offers a comfortable and adjustable workspace with plants, a meditation room, bike parking, and a loaded kitchen.

Fantastic Partners: You'll have the chance to work with innovators in the fintech and climate-tech scenes in the Scandinavian region.

By joining KOIA, you will join a successful team committed to creating meaningful solutions and promoting a healthy and fulfilling work environment.


,[Collaborate on both the back-end and front-end development of applications., Assist clients in transforming their existing applications to a new tech stack., Work in a remote-first environment., Contribute to the success of cutting-edge technology projects., Maintain a client-focused approach and engage in frequent client communication., Pay attention to detail and ensure the quality of development work.] Requirements: .NET, SQL, C#, Degree, Microservices, Node.js, Git, GitHub, AWS, noSQL , CI/CD, React, Event Driven Architecture Tools: Jira, Github, Confluence, GitHub, Figma, GIT, Agile, Scrum, Kanban. Additionally: Small teams, International projects, Sport subscription, Flat structure, Training budget, English lessons, Online courses, Team events, Mentoring, Career development, Integration events, Flexible hours, Private healthcare, Free coffee, Bike parking, Shower, Free snacks, Free beverages, Free parking, No dress code, Chillout space, In-house trainings, Boardgame evenings, Project events, Dog-friendly office, Modern office.

  • NET Fullstack Developer

    3 weeks ago

    Remote, Bielsko - Biała, Gdańsk, Katowice, Toruń, Poznań, Czech Republic iteo S.A. Full time

    We are looking for a skilled .NET Fullstack Developer to join our team at iteo S.A.Key ResponsibilitiesMinimum of 3 years of experience as a .NET Developer/Fullstack Developer,Proficiency in backend technologies - C#, .NET,Proficiency in frontend technologies - Angular/React, TypeScript,Ability to create REST API or GraphQL services,Experience with...

  • NET Fullstack Developer

    4 weeks ago

    Remote, Bielsko - Biała, Gdańsk, Katowice, Toruń, Poznań, Czech Republic iteo S.A. Full time

    We are looking for a highly skilled .NET Fullstack Developer to join our team at iteo S.A.Key Responsibilities:Minimum of 3 years of experience as a .NET Developer/Fullstack Developer.Proficiency in backend technologies - C#, .NET.Proficiency in frontend technologies - Angular/React, TypeScript.Ability to create REST API or GraphQL services.Experience with...

  • Fullstack Developer with Expertise in .NET and Angular/React

    7 days ago

    Remote, Bielsko - Biała, Gdańsk, Katowice, Toruń, Poznań, Czech Republic iteo S.A. Full time

    We are looking for an experienced Fullstack Developer with expertise in .NET and Angular/React to join our team at iteo S.A.Job DescriptionThe ideal candidate will have a minimum of 3 years of experience as a .NET Developer or Fullstack Developer, with proficiency in backend technologies such as C# and .NET. Additionally, they should have experience with...

  • Technical Expert

    3 weeks ago

    Remote, Bielsko - Biała, Gdańsk, Katowice, Toruń, Poznań, Czech Republic iteo S.A. Full time

    We are looking for a highly skilled .NET Fullstack Developer to join our team at iteo S.A.Key Responsibilities:Design and develop high-quality .NET applications with a strong focus on backend and frontend technologies.Implement efficient and scalable REST API and GraphQL services.Work with relational and non-relational databases to ensure seamless data...

  • Senior .NET Fullstack Developer Position at iteo S.A.

    1 week ago

    Remote, Bielsko - Biała, Gdańsk, Katowice, Toruń, Poznań, Czech Republic iteo S.A. Full time

    **About the Company**iteo S.A. is a dynamic and innovative company that values its employees' skills and expertise.We are looking for an experienced .NET Fullstack Developer to join our team and contribute to the success of our projects.

  • .NET Fullstack Developer @ iteo S.A.

    4 weeks ago

    Remote, Bielsko - Biała, Gdańsk, Katowice, Toruń, Poznań, Czech Republic iteo S.A. Full time

    What we expect: Minimum of 3 years of experience as a .NET Developer/Fullstack Developer, Proficiency in backend technologies - C#, .NET, Proficiency in frontend technologies - Angular/React, TypeScript, Ability to create REST API or GraphQL services, Experience with relational and/or non-relational databases, Experience with libraries such as Entity...

  • Senior Fullstack Developer

    4 weeks ago

    Remote, Czech Republic Link Group Full time

    Job Description:As a Senior Fullstack Developer at Link Group, you will be responsible for designing and implementing new front-end features, collaborating with teams, and ensuring high-quality UI development. Your expertise in React, .NET, Kubernetes, and Docker will be essential in driving our company's success.Key Responsibilities:Design and implement new...

  • Senior Fullstack Developer

    1 month ago

    Remote, Czech Republic B2B Soft Full time

    About the RoleWe are seeking a highly skilled Senior Fullstack Developer to join our product development team in Kiev. As a key member of our team, you will be responsible for designing, developing, and deploying complex software systems using a microservice architecture.Your primary focus will be on building robust and scalable backend systems using .NET...

  • Fullstack Developer .Net @ Connectis_

    1 month ago

    Remote, Czech Republic Connectis_ Full time

    Co najmniej 5-letnie doświadczenie w programowaniu .NET Core, w tym doświadczenie w pracy z ASP.NET Core i Blazor, Doświadczenie z bibliotekami takimi jak Entity Framework Core, Mapster, MediatR, FluentValidation, Dostępność od zaraz lub maksymalnie 2 tygodnie okresu wypowiedzenia, Dobra znajomość MS SQL Server (lub innych relacyjnych baz...

  • Senior Fullstack Developer

    4 weeks ago

    Remote, Czech Republic Link Group Full time

    We are seeking a skilled Senior Fullstack Developer to join our team at Link Group. The ideal candidate will have a strong background in frontend development, with a focus on building high-quality web applications using React and.NET.Key Responsibilities:Design and implement new front-end features in collaboration with cross-functional teams.Write clean,...

  • Senior Fullstack Developer

    3 weeks ago

    Remote, Czech Republic B2B Soft Full time

    About the RoleWe are seeking a highly skilled Senior Fullstack Developer to join our team in Kiev. As a key member of our development team, you will play a crucial role in creating innovative solutions for our retail management software, Wireless Standard POS.This is an excellent opportunity to work on a complex product with a microservice architecture,...

  • Senior Fullstack Developer

    1 month ago

    Remote, Czech Republic P&P Solutions Sp. z o.o. Full time

    Senior Fullstack DeveloperWe are seeking a highly skilled Senior Fullstack Developer to join our team at P&P Solutions Sp. z o.o. in a long-term contract. The ideal candidate will have expertise in the MEAN stack (MongoDB, Express.js, Angular, Node.js) and a proven track record of delivering scalable web applications.Key Responsibilities:Design and develop...

  • Senior Developer .NET Plus Angular

    3 weeks ago

    Remote, Warszawa, Czech Republic AVENGA Full time

    Poszukiwany Senior Fullstack DeveloperAplikujemy do doświadczonych programistów, którzy poszukują nowych wyzwań w zespole AVENGA. Wymagania: .NETTypScriptAngularSQLAzure DevOpsService BusContenery DockerLiquibaseCo oferujemyDla naszego międzynarodowego klienta poszukujemy doświadczonego kompetentnego specjalisty. Wykorzystywane są najnowsze...

  • Senior Fullstack Developer

    1 month ago

    Remote, Warszawa, Czech Republic AVENGA Full time

    Opis StanowiskaPoszukiwamy doświadczonego Senior Fullstack Developera, który dołączy do naszego zespołu w projekcie wykorzystującym najnowsze technologie. Aktualnie używany jest .NET 8 i Angular 16, a kod jest na bieżąco aktualizowany.WymaganiaDoświadczenie w rozwoju aplikacji pełnych zasad, z uwzględnieniem technologii .NET, TypeScript, Angular,...

  • FullStack Developer

    1 month ago

    Remote, Czech Republic DataArt Full time

    Excellent knowledge of OOP, design patterns Experience in developing client-server web applications using technologies .NET Framework, Node.js, TypeScript, JavaScript (ES5, 6), jQuery, AngularJS (Angular), CSS (Less) Database design and SQL query writing skills Familiarity with VoIP, understanding of the principles of network protocols (SIP, RTP, HTTP(S),...

  • Senior Fullstack Developer

    2 weeks ago

    Remote, Czech Republic AVENGA Full time

    Bardzo dobra znajomość platformy .NET oraz języka C#. Bardzo dobra znajomości zagadnień związanych z programowaniem aplikacji w technologiach web, ze szczególnym uwzględnieniem React, Redux oraz TypeScript. Doświadczenie z bazą danych MS SQL. Znajomość języka angielskiego na poziomie minimum B2 (współpraca z USA). Umiejętność pracy w...

  • Fullstack Developer

    4 weeks ago

    Remote, Warszawa, Czech Republic Order Group Full time

    Job Description:We are seeking a skilled Fullstack Developer to join our DEV Department. As a key member of our team, you will be responsible for developing and maintaining web applications and advanced websites using React (TypeScript) and Python (Django).Key Responsibilities:Active participation in projects - analysis and technology recommendationsWriting...

  • Senior Fullstack Developer

    4 weeks ago

    Remote, Czech Republic Codify Full time

    We're seeking a seasoned Fullstack Developer to join our team at Codify. As a key member, you'll be responsible for driving the development of our open-sourced SDKs forward.Key responsibilities include:Developing, packaging, and distributing SDKs to relevant package managers.Utilizing OpenAPI to generate SDKs.Collaborating closely with our talented UI/UX...

  • NET Fullstack Developer Position

    2 weeks ago

    Remote, Bielsko - Biała, Gdańsk, Katowice, Toruń, Poznań, Czech Republic iteo S.A. Full time

    Key Responsibilities:We seek an experienced .NET Developer with expertise in backend technologies - C#, .NET, and proficiency in frontend technologies - Angular/React, TypeScript.The ideal candidate must be able to create REST API or GraphQL services, and have experience with relational and/or non-relational databases.Strong understanding of object-oriented...

  • Fullstack Java Developer

    1 month ago

    Remote, Czech Republic Connectis_ Full time

    Stanowisko: Fullstack Java DeveloperPoszukujemy doświadczonego Fullstack Java Developera, który będzie odpowiedzialny za rozwój i wdrożenie krytycznych systemów informatycznych dla administracji publicznej i sektora prywatnego.Wymagania:Minimum 2-letnie doświadczenie na stanowisku Fullstack / Java Developer,Praca z serwerami aplikacyjnymi (JBoss,...