160 English-speaking jobs in Białystok
Senior Python Developer
- Transition Technologies PSC
- Białystok
- May 6
Senior Python Developer needed for scalable backend services and platform components. 5+ years of experience in software development, strong Python skills, and knowledge of data manipulation libraries required. Experience with cloud environments, container orchestration, and FastAPI is beneficial.
Senior AI Backend Engineer
- Text SA
- Białystok
- May 6
Senior AI Backend Engineer will build, scale, and maintain the backend architecture for AI Agents. Responsibilities include designing and implementing an Agentic reasoning layer, modernizing legacy systems, and collaborating with AI researchers. Requires 6+ years of backend development experience with Node.js and TypeScript, experience with real-time communication, and proven experience building AI-driven features.
Backend Engineer - Configuration Team
- Text SA
- Białystok
- May 6
Backend Engineer (Go) to develop, scale, and maintain backend services, primarily in Go, while supporting existing Node.js services. Responsibilities include designing and optimizing databases, taking ownership of features from development to production, and collaborating with cross-functional teams.
Senior Product Manager - Customer List
- Text SA
- Białystok
- May 6
Senior Product Manager will own a product area end-to-end, turning real-time signals into measurable outcomes. Responsibilities include defining hypotheses, running experiments, and collaborating with engineering and design to build solutions. The ideal candidate has experience building products in early-stage environments, strong data fluency, and a focus on customer behavior and decision-making.
Senior Electronic Design Engineer m f d
- GCS Poland sp. z o.o.
- Białystok
- May 6
Senior Electronic Design Engineer will spearhead and participate in the specification, design, development, and verification of innovative electronic hardware. Responsibilities include PCB design, prototyping, validation, and research & development. Requires a university degree in Electronics and a minimum of five years of experience in a similar role. Expertise in analog and digital electronics, power systems, and sensor integration is essential. Proficiency in Altium, C programming, and EMC/EMI principles is required.
Senior Frontend Developer React
- Inspeerity
- Białystok
- May 6
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 Nodejs Developer
- Inspeerity
- Białystok
- May 6
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 Java Developer
- Inspeerity
- Białystok
- May 6
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 NET Developer
- Inspeerity
- Białystok
- May 6
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.
Senior Frontend Developer Angular
- Inspeerity
- Białystok
- May 6
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.
Lead Java Software Engineer
- HERE Technologies
- Białystok
- May 6
Lead Software Engineer will design, develop, and mentor engineers on core backend systems. Responsibilities include leading technical projects, driving architectural direction, and ensuring technical excellence. Requires backend engineering experience with Java, system architecture, and distributed systems.
Senior ML Engineer
- Relativity
- Białystok
- May 6
Design, develop, and operate secure, scalable AI systems using object-oriented principles and cloud-native patterns. Build and deploy intelligent AI agents capable of autonomous reasoning and task execution. Integrate AI orchestration frameworks and utilize Azure AI services to create scalable AI-enabled applications. Collaborate with cross-functional teams to design interfaces and protocols for AI-agent collaboration.
Senior Java Engineer
- Relativity
- Białystok
- May 6
Senior Software Engineer to architect, design, and develop model-based applications for AI software solutions. Lead technical design and collaborate with teams to ensure alignment with Engineering policies. Minimum 2 years SaaS product delivery experience and 5 years software development experience required. Proficiency in Java, Python, or C# and experience with DevOps platforms like GitHub, Azure DevOps, GitLab, or Jenkins.
Software Engineering Manager
- Relativity
- Białystok
- May 6
The Manager, Software Engineering leads a team of software engineers to deliver high-quality products on time. They drive project execution, manage dependencies, and communicate progress to leadership. The role requires experience managing software product development teams, a strong understanding of software engineering principles, and the ability to foster innovation and continuous improvement.
Lead Distributed Data Platform Engineer
- Relativity
- Białystok
- May 6
Lead a team of data platform engineers in designing and maintaining data platforms integrating lakehouse technologies, distributed compute frameworks, and cloud-native services. Drive architectural decisions, mentor engineers, and ensure delivery of secure, reliable, and scalable solutions.
Senior Distributed Data Platform Engineer
- Relativity
- Białystok
- May 6
Senior Data Platform Engineer will design and implement scalable data pipelines using Spark and Python to process large datasets. Responsibilities include developing lakehouse capabilities with Delta Lake and Iceberg, integrating data warehousing solutions, and ensuring secure and compliant data access. Requires strong Python and SQL skills, experience with Apache Spark, Delta Lake, and dbt, and familiarity with Databricks and Snowflake.
Senior Director Engineering
- Relativity
- Białystok
- May 6
Senior Director of Engineering to lead multiple engineering teams responsible for SaaS products and core platform capabilities. Drive product development, talent acquisition, and site leadership in Poland. Requires 15+ years of engineering experience, including senior leadership roles in SaaS or global product companies.
Senior Engineer - Site Reliability Engineering
- Relativity
- Białystok
- May 6
Senior Software Engineer will implement and maintain reliability solutions, focusing on automation, operational excellence, and collaboration with engineering teams to ensure system availability and efficiency.
Staff Software Engineer - Compute Infrastructure
- Relativity
- Białystok
- May 6
Lead the design and implementation of scalable cloud solutions, defining cloud-native architecture standards and collaborating with cross-functional teams. Mentor engineers, evaluate emerging technologies, and ensure security, scalability, and reliability of cloud systems.
AI Engineer
- Netguru
- Białystok
- May 6
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.

































































