Full-Stack Software Engineer (.NET/Desktop/Web) w Białystok, Polska
Poland, Białystok
Full-Stack Software Engineer (.NET/Desktop/Web) w Białystok, Polska is listed on Jobeax. Browse 130,000+ vacancies available.
Tech stack: .NET Framework, .NET Core, .NET 6+, WinForms, WPF JavaScript, HTML, CSS, React SQL Server, Azure SQL Azure Requirements: Bachelor’s degree in Computer Science, Software Engineering, or a related technical field is a plus 4–5 years of commercial experience as a Software Engineer Strong knowledge of C# and the .NET platform (.NET Framework, .NET Core, .NET 6+) Experience in developing and maintaining desktop applications (WinForms and/or WPF) Good knowledge of JavaScript and web technologies (HTML, CSS) Experience working with React or another modern front-end framework Good knowledge of SQL and relational databases (SQL Server, Azure SQL) Experience with Microsoft Azure or other cloud solutions Experience working in Scrum/Agile environments Knowledge of version control systems (Git) Ability to write clean, maintainable, and well-structured code Strong analytical and problem-solving skills Ability to communicate effectively and collaborate with both technical and business stakeholders English proficiency at a minimum B1/B2 level Polish proficiency at a minimum B2 level Nice to have: Experience working with Azure DevOps and CI/CD processes Knowledge of TypeScript Experience in modernizing desktop applications and migrating solutions to web-based environments Understanding of software design principles, patterns, and best practices Experience in writing unit, integration, and automated tests Knowledge of application security principles and data protection regulations (GDPR) Experience working with ERP, HR, or payroll systems Knowledge of technologies and tools such as Entity Framework, SignalR, REST API, Web API, and microservices architecture Experience integrating with third-party systems and various types of APIs Knowledge of the MVVM pattern and best practices for developing WPF desktop applications Experienced in using AI tools in day-to-day workflow Project description: We are looking for an experienced and motivated Senior Full-Stack Software Engineer who is passionate about Microsoft technologies and relational SQL databases. You will join a team responsible for developing and maintaining business applications that support HR processes for a leading provider of ERP and HR solutions in the Polish market. As a Full Stack Software Engineer, you will be responsible for the development, maintenance, and modernization of desktop and web applications built on the .NET platform. Depending on the project area, you will work across both the backend layer and user-facing interfaces using JavaScript and React. You will also leverage your SQL expertise to design, optimize, and maintain data models and database queries. In this role, you will collaborate closely with Product Owners, designers, and fellow engineers to deliver high-quality solutions that address real business needs. This is an opportunity to make a tangible impact on product development, contribute to technical decision-making, and further grow your skills in a modern and collaborative engineering environment.
We are building a new multi-cloud product and need a Senior Full-stack Developer to deliver Python/FastAPI services and React/TypeScript UI at scale. You will work with PostgreSQL, OpenSearch, and Databricks, improving performance and integrations across the stack. Apply now. Responsibilities Build and support web applications ...
... infrastructure improvements. Deploying and monitoring applications in cloud environments, with a focus on scalability and performance. Must-haves: Professional software development experience for 4.5+ years, with strong recent hands-on experience in Go and Angular/TypeScript. Strong full-stack development skills, with the ability ...
We are building a new multi-cloud product and need a Senior Full-stack Developer to deliver Python/FastAPI services and React/TypeScript UI at scale. You will work with PostgreSQL, OpenSearch, and Databricks, improving performance and integrations across the stack. Apply now. Responsibilities Build and support web applications ...
We are building a new multi-cloud product and need a Senior Full-stack Developer to deliver Python/FastAPI services and React/TypeScript UI at scale. You will work with PostgreSQL, OpenSearch, and Databricks, improving performance and integrations across the stack. Apply now. Responsibilities Build and support web applications ...
... patternsDemonstrated ability to manage high-load databases and improve query performanceComfort with TypeScript and React plus willingness to work end-to-end full-stackHands-on use of GenAI engineering tools, ideally Claude CodeClear communication skills with a proactive, ownership-oriented approachAbility to handle uncertainty ...
Fullstack Java Developer We are looking for a seasoned Fullstack Java Developer to join our product team providing an outstanding service to one of the Global leaders in Investment Banking This role requires you to be a tech-savvy contributor and practical technologists who show excellent problem-solving skills, enjoy all ...
... and interact with information and one another. Our products need to handle information at massive scale, and extend well beyond web search. We're looking for engineers who bring fresh ideas from all areas, including information retrieval, distributed computing, large-scale system design, networking and data storage, security, ...
... zdarzeniowe (Kafka), Kubernetes i automatyzacja procesów deploymentu to Twoja codzienność – to rola dla Ciebie. Docelowo dążymy do budowania zespołu w modelu Full Stack, dlatego wspieramy rozwój naszych inżynierów w stronę szerokich kompetencji cross-platformowych. Twój technologiczny stack w tym projekcie: Backend: .NET 9 / ...
Introduction & Summary A highly motivated Test Engineer with expertise in .NET and JavaScript is sought for a pivotal role in a modernization program. The successful candidate will have a strong background in test automation, particularly in developing frameworks and integrating testing into CI/CD processes. The role offers ...
- Minimum 5 years of professional experience in software testing / QA, with a strong focus on test automation - Strong experience in test automation for web applications and backend services - Hands-on experience with Playwright, Cucumber and WireMock - Good knowledge of Java and TypeScript - Experience with JavaScript, ...
Svitla Systems Inc. is looking for a Senior .NET Developer (AI/ML Integration) for a full-time position (40 hours per week) in Poland. Our client is an AI-driven SaaS company delivering a unified platform for retailers. We're looking for a Senior .NET Developer who combines strong backend engineering skills with hands-on ...
... Product Owners, and IT partners, providing clear test results and identifying regression areas. Our requirements - 5+ years of experience in test automation engineering using C# / .NET, xUnit frameworks, and Selenium WebDriver or Playwright. - Strong background in testing web applications built with .NET Core, microservices, ...
... know when to build a quick prototype to validate an idea, and how to structure it so that it can be successfully handed off and scaled if it succeeds. - Own the Full Stack: While steering backend architecture and systems design, you are comfortable working across the entire stack to deliver complete solutions, from data models ...
EPAM Systems in Poland is seeking a Senior Full-Stack Developer to join our team. You will leverage your expertise in JavaScript and UI/UX (primarily AngularJS) to deliver digital solutions that enhance user experience and drive business value. This role requires hybrid work 3 days from the office per week in Krakow, Gdansk ...
... approval. Good ideas and fast execution are what matter. - Elite team : Report directly to the department founder and collaborate with a world-class team of engineers, researchers, and commercial leaders. - Competitive compensation & upside : Attractive compensation with equity upside. Tasks - You will lead and execute core ...
Senior Software Engineer Miejsce pracy: Warszawa Technologies we use Expected - Python - Kotlin - Go - JavaScript - TypeScript - AWS About the project At Bayer we’re visionaries, driven to solve the world’s toughest challenges and striving for a world where ‘Health for all, Hunger for none’ is no longer a dream, but a real ...
... the successful candidate will be expected to develop innovative solutions with a view to these being released quickly to gain feedback before advising on the full scale roll out. The candidate will be a natural technology enthusiast with a driven yet pragmatic, delivery focused mindset and a desire to deliver constant business ...