136 English-speaking jobs in Białystok

Data Engineer Architect to design, build, and maintain a scalable enterprise data platform using Databricks. Requires 8+ years of data engineering experience, 4+ years with Databricks, and expertise in Python, SQL, and cloud platforms (Azure, AWS, or GCP).

Senior .NET developer to build, maintain, and support a web-based self-service portal for the financial services industry. Responsibilities include developing new features, ensuring reliability, investigating incidents, and collaborating on CI/CD pipelines. Requires experience with ASP.NET Core, Azure services, and Azure DevOps.

Senior Data Engineer (Freelance) sought for project-based initiatives focused on industrial data and AI-driven analytics within the chemical and process industry. Experience with industrial data sources (MES, SCADA, Historians, PLC/OT) and data quality assessment is required. Responsibilities include designing and implementing data pipelines, performing data quality audits, and developing datasets aligned with business KPIs.

As an AI Engineer at Netguru, you will implement Azure OpenAI API and RAG systems, fine-tune open source models, and experiment with ML techniques. You will design, develop, and deploy machine learning models, lead AI project implementations, and collaborate with cross-disciplinary teams.

Senior Golang Developer needed for fully remote, contract position. Develop and maintain backend services using Go (Golang) in a modern product environment. Collaborate with product managers and designers to build features and ensure code quality.

Senior Backend Engineer (Java / Architecture) needed for a long-term freelance project. Refactor and modernize legacy backend systems, improve microservices, and maintain REST and SOAP interfaces. Must have strong Java (Spring / Spring Boot) and architectural skills, experience with Kubernetes, and excellent communication skills.

Senior Python Engineers design, develop, and maintain scalable finance-focused backend solutions using Python. Responsibilities include integrating external systems, collaborating with Product Managers and Tech Leads, and writing high-quality, well-tested code. Must have 6 years of professional Python development experience and at least 0.5 years of commercial experience with AI tools.

Senior Java Developer sought for a B2B Framework Agreement. Design, implement, and maintain Java applications, collaborating with teams and contributing to architecture decisions. 5+ years of experience as a Java developer with exposure to Spring Boot, Hibernate, or similar frameworks is required.

Senior Node.js Developer sought for contract work. Design, implement, and maintain high-quality Node.js applications. Collaborate with teams, review code, and participate in technical discussions. Requires 5+ years of experience with Node.js, frameworks like Express.js or NestJS, and experience with RESTful APIs, databases, and cloud environments.

Senior Frontend Developer (React) needed for a software house. Design, implement, and maintain high-quality frontend applications using React. Collaborate with cross-functional teams and contribute to frontend architecture decisions. 5+ years of experience as a Frontend Developer with strong React expertise required.

Senior Frontend Developer (Angular) needed for a software house. Design, implement, and maintain high-quality frontend applications using Angular. Collaborate with cross-functional teams and contribute to frontend architecture decisions. 5+ years of experience as a Frontend Developer with strong Angular (2) expertise required.

Senior .NET Developer sought for contract work. Design, implement, and maintain .NET applications. Collaborate with teams, review code, and participate in technical discussions. Requires 5+ years of experience with C#/.NET, .NET Core, ASP.NET Core, and related frameworks. Strong understanding of object-oriented programming, design patterns, and clean code principles. Experience with RESTful APIs, SQL and NoSQL databases, cloud environments, CI/CD pipelines, and version control systems. Fluent English and experience in Agile/Scrum teams.

Experienced Product Owner with cybersecurity background needed to drive product development. Translate security requirements into product features, manage backlog, and collaborate with engineering, product management, and security teams.

We are seeking a Regular or Senior .NET Desktop Developer to design, develop, and maintain desktop applications using C# and .NET.

We are seeking a Regular or Senior .NET Web Developer to design, develop, and maintain web applications, APIs, and services using C# and .NET.

Technical Business Analyst needed to support digital solutions for handling scientific inquiries. Collaborate with cross-functional teams to ensure efficient, reliable platforms aligned with regulatory requirements. Analyze business needs, translate them into functional specifications, and oversee system improvements.

Develop and maintain native Android applications using Java and Kotlin. Implement application views based on Figma designs and integrate with REST API services.

Develop and maintain applications using Dart, integrating with REST APIs and databases. Implement Figma designs, write unit tests, and collaborate using Git.

Senior Platform Engineer will evolve and scale a Databricks-based data platform, acting as a Databricks expert for teams, supporting onboarding, architecture reviews, and technical coaching. Responsibilities include improving developer experience, owning the ODP ingestion framework, and ensuring platform scalability. Requires experience with Apache Spark, Databricks Workflows, CI/CD, AWS Cloud Infrastructure, and Terraform.

Implement and customize Salesforce solutions for insurers and banks. Configure, integrate, and customize Salesforce software to meet client needs. Create, design, and implement state-of-the-art solutions.