Praca regular node.js developer Białystok

Regular/Senior Backend Developer (TypeScript, Node.js) @ Spyrosoft Location: Białystok, Bialystok, Podlaskie Voivodeship, Polska Our client is aleading full-service e-mobility provider dedicated to revolutionizing the transport and energy sectors. They provide end-to-end hardware and software charging solutions for both private and public sectors. You will be working on a platform that powers...

_What will you do? Responsibilities : - Design, develop, and maintain web applications (ASP.NET), APIs, and services using C# and .NET - Write and maintain automated unit and integration tests (xUnit, NUnit) - Participate in code reviews and architectural discussions - Collaborate with QA, DevOps, and product teams _Who are we looking for? Requirements : - Commercial experience as a .NET...

Java Developer with Vaadin at Sii Poland Join a team responsible for developing and maintaining advanced internal systems used within a leading high‑tech company. Our team focuses on innovation, reliability, and continuous improvement of processes that directly impact the efficiency of R&D operations. We build solutions used widely across engineering teams, as well as dedicated tools supporting...

'wir entwickeln software' - unser Slogan mag einfach klingen, steht aber für alles, was uns cronner ausmacht. In erster Linie entwickeln wir herausragende und sorgfältig getestete Software, damit sich unsere Kunden unbeschwert und vertrauensvoll ihrem eigenen Erfolg widmen können. Damit wir diese Qualität konstant zeigen können, sind wir cronner mit voller Leidenschaft dabei, entwickeln uns...

Tranistion Technologies PSC is a team of over 700 experts in the field of digital transformation, working in six Polish cities and four foreign branches (USA, Taiwan, Denmark, Germany). The company, as a Global System Integrator, works with international partners (PTC, Microsoft, Google, Atlassian, AWS, Azure, Synopsys, RealWare) to create and implement IT solutions that revolutionize the way...

R/Shiny Developer – pharmaceutical industry Miejsce pracy: Białystok Technologies we use Expected R Shiny Git Jira Python About the project Join our team working on projects of one of the largest pharmaceutical companies in the world and have a real impact on the lives and health of more than 15 million patients! By implementing the projects of Sii's key, long-standing client, you will get the...

A leading e-mobility technology provider is seeking a Regular/Senior Backend Developer (TypeScript, Node.js) in Białystok. You will develop robust backend services, design microservice architectures, and integrate systems to power electric vehicle charging infrastructure. Candidates should have over 4 years of backend development experience, strong cloud deployment skills, and fluency in English...

'wir entwickeln software' - unser Slogan mag einfach klingen, steht aber für alles, was uns cronner ausmacht. In erster Linie entwickeln wir herausragende und sorgfältig getestete Software, damit sich unsere Kunden unbeschwert und vertrauensvoll ihrem eigenen Erfolg widmen können. Damit wir diese Qualität konstant zeigen können, sind wir cronner mit voller Leidenschaft dabei, entwickeln uns...

_What will you do? Responsibilities : - Design, develop, and maintain desktop applications using C# and .NET - Develop user interfaces using WPF or .NET MAUI - Apply desktop architecture patterns such as MVVM - Write and maintain unit and integration tests (xUnit, NUnit) - Improve performance, stability, and maintainability - Participate in technical design and modernization efforts - Support...

The Embedded Competency Center is an organizational unit of Sii, that brings together almost 500 specialists. We are currently looking for a Golang Developer. You will design, develop, and maintain the core backend infrastructure that powers the entire platform, working closely with cross-functional teams to deliver robust, scalable solutions. Sii ensures that all employment-related decisions...

Senior GoLang Developer @ Transition Technologies PSC Białystok, Podlaskie Voivodeship, Polska Responsibilities - Flexible forms of employment and working hours (CoE or B2B) - An interesting, challenging job in the dynamically developing Capital Group company - Work on innovative projects using modern technologies - Direct impact on shaping the image of the Capital Group’s companies on the...

Overview At Sii, we are looking for a Java Developer to join an innovative AI-driven fraud-prevention initiative delivered together with our global telecom client - a company best known worldwide for its cloud communications APIs enabling voice, messaging, and video at massive scale. You will help build intelligent, high-performance systems that protect millions of end users in real time,...

Overview Join to apply for the High-Tech C++ Developer role at Sii Poland . Do you want your code to have a real impact on the development of modern technologies? Join Sii's team developing software that supports the design and verification of integrated circuits and electronic components for the global high-tech market. The software we develop supports the engineering processes of the...

C++ Developer with OpenShift/OpenStack Experience – telco sector (f/m/x) We are currently seeking a C++ Developer to join one of our telecommunications projects as part of a global R&D engineering team. You will be responsible for developing, improving, and validating software within a next‑generation IMS platform, working closely with system architects and technical teams throughout the feature...

We are looking to add a Senior .NET/Azure Developer to our project team to join a long‑term project with an international client in the healthcare industry. The work involves developing solutions in a Microsoft Azure cloud environment and working with global teams in a Nordic culture. The role involves a high degree of autonomy, responsibility for proposing technological improvements and working...

Join to apply for the Python Developer – DPU Infrastructure Tools (f/m/x) role at Sii Poland We are looking for a Python Developer to design and build backend systems that support the development and validation of Data Processing Units (DPUs). You will work on backend services in pure Python and help integrate React-based frontends deployed through Nginx. This position offers exposure to...

Join to apply for the Python Developer with Golang role at Sii Poland . Be among the first 25 applicants. Join Sii as a Senior Python Developer with Golang. Our team will be responsible for accelerating software development and strengthening security through the development of libraries, packages and tools for two key languages Python and Go (Golang). The team creates and maintains...

Golang Developer – with AI experience (f/m/x) 2 days ago Be among the first 25 applicants Get AI-powered advice on this job and more exclusive features. At Sii, we build technology that truly matters. We are looking for a Golang Developer with AI experience to join a global project delivered together with our client – a world‑leading provider of cloud communication platforms used by millions...

Join to apply for the C++ Developer with CUDA/GPU (f/m/x) role at Sii Poland 3 days ago Be among the first 25 applicants If you have experience in C++ programming in the field of CUDA and GPU, join us and work on one of our projects! Currently we are working on projects for about 50 clients from various industries, including automotive, iOT, telecommunication, and medical. Joining us, you’ll...

Overview Join us and enhance and expand our HR module capabilities across key areas such as Case Management, Onboarding, and Document Management. In this role, you will work in a multilingual environment, supporting projects that leverage modern ServiceNow features, including Now Assist. If you thrive in complex, international environments and speak English and German or French fluently, this...