246 English-speaking jobs in Białystok

Senior Backend Developer will design, develop, and maintain robust cloud-native microservices using TypeScript and Node.js within the AWS environment. Responsibilities include integrating with APIs, hardware, and ensuring system reliability through automated testing.

Develop a React Native mobile application for an intelligent home comfort management system. Requires 2+ years of experience with React Native, JavaScript (ES6), TypeScript, and state management libraries. Experience with RESTful APIs, Git, and CI/CD pipelines is necessary. Proficiency in English (B2+) is required. Experience with IoT/Smart Home solutions and Azure is a plus.

Solution Train Engineer (STE) orchestrates large-scale solution delivery within a Fabric Operating Model. Leads multiple Agile Release Trains (ARTs) and external suppliers, ensuring alignment and value delivery. Drives strategic alignment, shapes complex system delivery, and fosters a collaborative culture. Expertise in SAFe, Scrum, Agile frameworks, and DevOps practices is required.

Data Engineer to develop and optimize ETL processes in Snowflake using dbt Cloud. Will create documentation, participate in Scrum meetings, and consult with the team on code implementation.

Lead the design and delivery of enterprise-grade geospatial architectures, integrating satellite imagery and AI analytics into client systems. Build cloud-based GeoAI platforms and orchestrate cloud-native data workflows.

Senior .NET Developer to design, build, and maintain backend software for a digital installation management system. Experience with C#/.NET, PostgreSQL, REST APIs, and Azure is required.

Configure and operate time-series database infrastructure, develop and optimize stream-processing pipelines, and automate build and deployment processes.

Lead Data Engineer will design and implement scalable data architectures, build data preprocessing pipelines, and optimize data structures. Requires a Master's degree in a relevant field and 6+ years of experience in Data Engineering and Big Data. Proven experience with Databricks platform and Apache Spark is essential.

Lead .NET Engineer/Architect with 9+ years of experience in software development. Expertise in architecting and implementing web SaaS multi-tenant systems on Azure. Strong knowledge of Azure technologies, C#, JSON, REST APIs, and Agile Scrum methodologies.

Svitla Systems Inc. seeks a Principal Engineer / SaaS Platform Architect to design and build a secure, scalable multi-tenant SaaS platform on Azure. Requires strong knowledge of at least one language (C#, .NET, Java, Python, or TypeScript), experience with OpenID Connect and OAuth2, and deep understanding of Azure services. Expertise in multi-tenant SaaS architectures, scalability patterns, and microservices is essential.

Senior AI/ML Engineer will design, build, and deploy production ML systems for identity resolution and marketing intelligence. Responsibilities include feature engineering, model training, and deployment, as well as partnering with engineering to ensure scalability. Requires 5+ years of experience building and deploying ML systems, strong Python skills, and experience with graph data and cloud environments.

Designs AI-driven, LLM-based technical solutions across multiple pods. Interprets business requirements and shapes architectural approaches. Experience with LLM-based applications, RAG, vector databases, and Python-based AI stacks is required.

Test Specialist to design, document, and execute test cases for software systems. Requires minimum 5 years of test automation experience, ISTQB Advanced certification or 3 years of test design experience, and Bachelor's degree in ICT or equivalent. Must have experience with Azure Devops Test Plans, coding in Python, Java Script, Type Script, VBS, Playwright, SQL queries, and SharePoint applications.

Senior PHP Developer for a 6-month freelance contract. Develop backend systems for an enterprise transformation project, utilizing PHP 8, Symfony, DDD, TDD, and microservices. Collaborate with cross-functional teams and implement CI/CD pipelines.

Business Development Representative will own outbound prospecting and lead full sales cycles for IT services and software engineering. Requires 4-7 years of experience in business development with a proven track record of closing deals up to 500k PLN. Excellent English (C1) is required.

Design, develop, and execute manual and automated tests for cloud-native security services. Maintain and extend automated test suites integrated with CI/CD pipelines. Test REST APIs, backend services, and platform components.

Senior Director of Engineering to lead multiple engineering teams responsible for SaaS products and core platform capabilities. Drive product development, partner with Product Management, and build a high-performing engineering team. Requires 15+ years of engineering experience, including senior leadership roles in SaaS or global product companies. Experience scaling organizations and leading teams in Poland or Central/Eastern Europe is preferred.

Agile coach for one or more teams, ensuring adherence to Scrum and SAFe practices. Facilitates Sprint ceremonies, supports Product Owner in backlog management, and removes impediments to improve team performance. Tracks and analyzes Agile delivery metrics.

Support and develop an Azure-based data integration solution focused on Azure Data Factory (ADF). Design, develop, and maintain ADF pipelines, including orchestration, parameterization, and trigger management. Translate business requirements into technical solutions, collaborating with the Product Owner and Architect. Develop and maintain Python-based components and contribute to CI/CD processes in Azure DevOps.

Golang Developer to design, develop, and maintain core backend infrastructure for an IoT/industrial data platform. Requires 5+ years backend development experience, proficiency in Go, and experience with containerized development, distributed architectures, and event-driven systems.