80 English-speaking jobs in Białystok

Senior .NET Developer needed for a full-stack project maintaining legacy systems and building cloud-native applications. Requires experience with .NET Framework and Core, Azure services, and integrating SOAP/REST APIs.

Senior React Native Developer needed for a 3-month freelance contract to build and maintain cross-platform mobile apps for iOS and Android. Responsibilities include feature implementation, API integration, and performance optimization. Requires 4 years of experience with React Native and TypeScript.

Experienced Big Data Developer needed to build scalable data analytics solutions on Azure and Databricks. Requires 6+ years in data engineering, expertise in Python, PySpark, SQL, and productionizing Databricks workflows. Must have CI/CD experience with GitHub Actions.

Manual Tester for SharePoint role requires 5+ years of IT testing experience. Responsibilities include defining testing strategy, developing test cases, and executing tests on complex enterprise systems, including SharePoint applications.

Build GenAI systems using Python, focusing on agentic/RAG pipelines. Own the AI lifecycle, from ideation to evaluation. Requires 5 years of Python experience, 3 in GenAI/LLM engineering, and strong client-facing skills.

Senior QA Engineer role focusing on backend testing, requiring extensive Java experience. Key tasks include building REST Assured automation (80%) and driving testing processes across environments. Requires strong API testing skills.

Senior Embedded C++ AUTOSAR Engineer will own MCU firmware and AUTOSAR Classic component architecture. Design, implement, and improve software components such as RTE, COM, and PDU Routing. Review and approve requirements, architecture, design, code, tests, and documentation. Apply a code-first approach using modern C++ (C++11 and newer).

Implement Guidewire Insurance Suite solutions for international clients, configuring modules like Claim Center, Policy Center, and Billing Center. Integrate Guidewire with external systems and contribute to project implementation, design, testing, or technical leadership.

Regional Business Lead will own business performance, achieving revenue, OCF, and unit economics targets. Responsibilities include diagnosing performance gaps, orchestrating cross-functional teams, and launching growth initiatives. Requires 3 years in business performance, strategy, or general management roles with strong analytical and unit economics thinking.

Infrastructure Engineer specializing in GPU and Kubernetes. Responsibilities include building and maintaining GPU-accelerated clusters, managing resource scheduling (MIG, device plugins), and owning the infrastructure lifecycle using IaC tools.

As an Infrastructure Architect, you will design and implement cloud, on-premise, and hybrid architectural solutions for customers. You will create prototypes, analyze requirements, and propose solutions while collaborating with internal teams and customers. Proficiency in at least 3 of the following is required: public cloud (Azure, AWS, or GCP), Windows/Linux, network solutions, virtualization platforms, VDI, Microsoft Entra ID, Microsoft 365, and advisory/budget management. Fluency in English is mandatory.

Senior Software Engineer focusing on designing and maintaining software to improve platform reliability, observability, and scalability. Requires 5+ years in software engineering with skills in Python, Go, Java, or C#, and experience with cloud-native systems.

Senior Fullstack Developer to build and maintain a large-scale e-mobility platform ecosystem. Requires 4+ years experience with TypeScript, AWS (Lambda, Serverless), DynamoDB, Redshift, REST APIs, WebSockets, and Git. Solid understanding of cloud-native architectures. Fluent English (B2 level).

Manager, Product Management drives vision and strategy for the Structured Storage Platform. This role requires technical acumen, customer focus, and experience leading product execution in complex, cloud-native SaaS environments.

Design and maintain OpenGL and Vulkan graphics drivers for desktop and data-center systems. Develop, test, and optimize drivers for performance and stability. Collaborate with hardware teams, customers, and partners.

Develop and maintain cross-platform mobile applications using Kotlin Multiplatform Mobile (KMM). Design and implement secure authentication and authorization flows (OAuth 2.0, OpenID Connect, MFA, SSO). Integrate with identity providers and enforce Zero Trust principles.

Design and evolve scalable backend services and APIs using Go. Improve Kubernetes-based systems, design microservices, and lead technical initiatives. Requires deep Go experience and knowledge of distributed systems.

Senior Full Stack Developer role for building a world-class online brand protection platform. Requires strong web development, systems, and architecture knowledge combined with expertise in modern AI coding workflows and agentic development.

Functional Safety Engineer to ensure compliance with ISO 26262 and related standards across the product lifecycle. Tasks include creating documentation, conducting hazard analysis, performing safety analyses, and collaborating with cross-functional teams. Requires 5+ years of experience in automotive electronics and proficiency in safety analysis methods.

Solution Architect to design and implement a DCOM WCCE MS Certificate Authority Server solution. Requires experience with MS Certificate Authority server administration, DCOM and Kerberos, SQL databases, and software architecture.