94 English-speaking jobs in Białystok

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 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.

Build working applications end-to-end using AI development tools, primarily Claude Code. You will take business requirements and turn them into deployed products, making architectural decisions, testing, and prioritizing features. Demonstrated AI building experience and a technical foundation in languages, frameworks, databases, testing, and DevOps basics are required.

This hands-on role involves designing and building knowledge graph pipelines, integrating with cloud infrastructure, and delivering working software using Claude Code. Must-haves include deep experience with knowledge graphs, embeddings, LLMs, and shipping software quickly. Familiarity with IaC tooling and architectural understanding of cloud platforms is also required.

Senior Oracle Developer to assess and modernize Oracle E-Business Suite environment. Analyze architecture, identify technical debt, and provide recommendations for improvements.

Lead and manage multiple ERP-related projects from initiation through deployment. Develop project plans, manage resources, and coordinate delivery between business, IT, and vendor teams.

Senior Data Migration Engineer to lead SQL Server to Snowflake migrations for a global tobacco client. Responsibilities include designing Matillion ELT pipelines, automating data validation, and leveraging AI for code conversion. Requires 5+ years of experience with SQL Server, Snowflake, Python, and AI coding assistants.

Manage client-facing projects end-to-end, including planning, delivery, and alignment with scope, budget, and expectations. Own 1-3 smaller products within a larger project, focusing on prototyping and iterative delivery. Coordinate internal teams and client stakeholders, identify risks and issues, and manage change requests. Gather and analyze business requirements, translate data into actionable needs, and track progress in Jira. Apply AI solutions in daily work.

Manage client-facing projects end-to-end, including planning, delivery, and alignment with scope, budget, and expectations. Own 1-3 smaller products within a larger project, focusing on prototyping and iterative delivery. Coordinate internal teams and client stakeholders, identify risks and issues, and manage change requests. Gather and analyze business requirements, translate data into actionable needs, and track progress in Jira. Apply AI solutions in daily work.

Senior C++ Developer will design, develop, and maintain applications and components in C++ and Rust. Responsibilities include creating libraries and SDKs, implementing Bluetooth Low Energy (BLE) communication, and collaborating with international teams. Requires 3+ years of C++ experience, Rust experience in commercial projects, proficiency with modern C++, and experience with BLE and SDK development.

Experienced Guidewire Developer or Tech Lead needed for a large-scale international insurance project. Design, develop, and enhance Guidewire applications within BillingCenter or PolicyCenter.

Design and develop production-ready AI systems based on LLMs and agent-based workflows. Build and maintain data pipelines for retrieval, orchestration, and evaluation. Implement solutions using frameworks such as LangChain, LangGraph, LlamaIndex, or custom approaches.

Senior Full Stack Developer will design, develop, and maintain web automation solutions. Responsibilities include building browser-based automation systems, analyzing web applications, and developing tools for data collection and analysis. Requires knowledge of PHP, Python, JavaScript or TypeScript, and experience with Playwright, Puppeteer, or Selenium.

Support Engineer needed for IT projects. Monitor systems, analyze performance, and escalate issues. Document activities and communicate status updates. Must be able to work 12-hour shifts.

Data & AI Consultant will design and deliver modern data platforms using Microsoft Fabric, Power BI, and Azure technologies. You will help customers build AI-enabled analytical solutions and transform data into actionable insights.

Senior Data Scientist / ML Engineer will design, implement, and validate Machine Learning models to support business objectives. Responsibilities include researching, testing, and selecting AI solutions, understanding client needs, and translating business problems into data science problems. Requires 5+ years of experience designing and implementing scalable AI solutions, proficiency in Python, and knowledge of cloud environments (AWS or Azure).

Data Scientist / ML Engineer will design, implement, and validate Machine Learning solutions. Responsibilities include understanding client needs, translating business problems into data science problems, and developing scalable AI solution architectures. Requires 3+ years of experience designing and implementing scalable AI solutions, proficiency in Python and ML libraries, and experience deploying solutions in cloud environments (AWS or Azure).

Senior Data Scientist / ML Engineer will design, implement, and validate Machine Learning models to support business objectives. Responsibilities include researching, testing, and selecting AI solutions, understanding client needs, and translating business problems into data science problems. Requires 5+ years of experience in AI solutions, proficiency in Python and ML libraries, and experience deploying solutions in cloud environments.

Senior/Lead Software Engineer to design and implement robust, scalable software solutions. Requires 7+ years of Java development experience, Oracle database expertise, and experience with cloud-native technologies (Azure) and legacy systems (WebLogic, IBM MQ). Must have experience with Kafka, Kubernetes, REST APIs, and Domain-Driven Design. Excellent communication and leadership skills are essential. Fluent English required.

Lead Data Engineer to design and develop scalable data management architectures and platform solutions using technologies like Spark, Hadoop, and AWS. Responsibilities include designing data governance processes, developing CI/CD and MLOps processes, and collaborating with the Data Science team. Requires 7+ years of experience in implementing Big Data systems, strong programming skills in Python or Java/Scala, and experience with cloud environments.