123 English-speaking jobs in Podlaskie Voivodeship

Senior Data Scientist/AI Engineer specializing in Reinforcement Learning will design, deploy, and optimize RL environments for large-scale agent evaluation and experiments. Requires 5+ years software engineering experience in Python and 3+ years as a Data Scientist/Machine Learning Engineer.

Develop and maintain DPU drivers and networking software stacks. Integrate and optimize fast-path packet processing components. Debug and profile data path performance issues. Collaborate with hardware and firmware teams.

Senior React Native Developer needed for mobile application development. Responsibilities include building and maintaining applications, integrating with APIs, and providing technical leadership. Requires advanced English, React Native and Expo experience, and API integration knowledge.

Lead the development of adtech capabilities on a complex big data platform, optimizing audience targeting across publisher platforms. Design, implement, and improve technical solutions while adhering to coding standards. Utilize GCP technologies including BigQuery, Cloud Composer, DataProc, Vertex AI, Cloud Spanner, and Cloud Run.

Operations Manager for Consumer Data Platform (CDP) responsible for developing, maintaining, and governing tools, policies, and processes. Co-owns integrated operational model with supplier teams, including governance of ITIL processes. Provides technical expertise for issue resolution and root cause analyses. Collaborates with stakeholders to assess innovation opportunities and new business cases. Drives continuous improvement of reliability, security, efficiency, and scalability of production systems.

Designs, executes, and reports on adversary simulation scenarios to test security controls. Performs penetration tests of various systems and applications to identify vulnerabilities. Collaborates with teams to develop remediation suggestions and investigate findings. Requires a bachelor's degree or equivalent experience, 2+ years of security testing experience, and scripting skills.

Senior Backend Engineer will build scalable solutions in a microservice architecture using Java, Kotlin, and Spring. Experience with messaging tools (e.g., Kafka) and MySQL is required.

Senior Azure Data & AI Engineer to design, build, and maintain a cloud-native data solution for a global enterprise customer. Responsibilities include designing data ingestion pipelines, developing Python-based components, orchestrating data pipelines, and collaborating on AI engine integration. Requires 5+ years of Azure data services experience, proficiency in Azure Data Factory, Python, and Azure AI Search.

Senior AI Engineer will design, build, and improve production-grade AI capabilities for a cloud platform focused on call tracking, marketing attribution, and intelligent workflow automation. Responsibilities include developing AI-related backend services, architecting the platform's AI orchestration layer, and collaborating with founders and engineers to translate product goals into scalable AI-enabled systems.

Experienced Solution Architect needed for Teamcenter system integration project. Design and implement integration solutions in a PLM environment using AIG tools (T4EA/T4S/T4O). Collaborate with global project teams and the US-based client.

Lead the development of modern web applications, crafting high-performance, scalable, and reusable UI components using React. Drive technical decisions, mentor developers, and shape best practices in code quality, accessibility, and performance.

Provides first-line legal support to business and support teams, including contract drafting, review, and negotiation. Supports compliance, GDPR, HR, and public tender processes. Collaborates with external law firms and assists with corporate matters.

Senior AI Engineer will lead XTB's LLMOps and Agentic strategy, ensuring secure and reliable AI experiences for investors. Responsibilities include architecting AI solutions, establishing LLMOps standards, and collaborating with data and product teams. Requires 5+ years of experience in deploying production-grade AI/ML solutions, expertise in LLM orchestration and data frameworks, and proficiency in building APIs and semantic layers.

Develop and maintain high-quality React Native applications for iOS and Android platforms. Ensure a smooth user experience for apps like BetMGM, BetUK, and Expekt. Contribute to launching new brands and expanding into new markets.

Data Center Technician needed for freelance, on-site role in Białystok, Poland. Install, configure, and maintain server and network equipment. Perform structured cabling and hardware deployments. Monitor environmental systems and respond to incidents. Collaborate with engineering and operations teams.

Lead the technical design and architecture of distributed microservices using Python and AWS. Mentor an R&D team, drive architectural decisions, and contribute to backend development.

Ruby on Rails Engineers will design, build, and maintain secure, scalable microservices in a cloud SaaS environment. Responsibilities include building products from conception to reality, collaborating with the team, and mentoring others. At least 2 years of experience as a Ruby/Ruby on Rails Developer and experience working in cloud or large-scale environments are required.

Senior MS Dynamics CRM Developer needed to maintain, support, and enhance existing CRM solutions. Design, implement, and document new solutions while collaborating with internal and external teams. Expertise in Microsoft Dynamics CRM/Dynamics 365 CE, .Net, ASP.Net, and Azure required.

Senior AI Engineer to develop GenAI applications. 5+ years experience in Python (FastAPI, Pandas, NumPy), Retrieval Augmented Generation (RAG), and prompt engineering. Bachelor's or Master's degree in a related field. Azure cloud services experience required.

Senior LLM Optimization Engineer to optimize and monitor LLM prompts for data extraction from property schedules. Requires Python proficiency, prompt engineering/LLM optimization experience, data analytics expertise, and familiarity with Grafana dashboards.