218 English-speaking jobs in Białystok

Experienced PHP Developer to design, develop, and maintain backend services for a large-scale eCommerce marketplace platform. Responsibilities include building microservices, APIs, and service communication mechanisms. Requires 5+ years of experience with PHP, Symfony, MySQL, REST APIs, and experience with event-driven architecture.

As a Pre-Sales Engineer, you will act as a technical advisor during pre-sales engagements, helping clients understand AI/ML and data platform capabilities and align them with business goals. You will design solution architectures, create technical proofs of concept, and collaborate with sales, delivery, and engineering teams.

Data Steward ensures high-quality product data for EMEA sales performance. Validates, uploads, and syndicates product data, resolving issues and collaborating with stakeholders. Requires 3+ years of data management experience, PIM (ideally InRiver), ERP systems, and strong Excel skills.

Business Development Representative will own outbound prospecting for mid-market and enterprise accounts. Responsibilities include identifying and engaging key decision-makers, leading full sales cycles, and collaborating with internal teams. Requires 4-7 years of experience in business development or consultative sales within IT services or software engineering firms. Proven track record of independently developing opportunities and closing mid-size deals is necessary. Excellent English (C1) is required.

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.

AI Engineer to design, implement, and deploy generative AI solutions using LLMs and Azure technologies. Requires 2+ years of experience, strong Python skills, and knowledge of RAG techniques and NLP.

Fullstack Python Engineer needed for a remote role at a fast-growing SaaS company. Design, build, and maintain data and core platform functionality across the product stack. Experience with Django, React, and relational databases required.

Senior QA Engineer sought for large-scale projects. Requires 5+ years experience in QA/testing, 3+ years with Playwright, TypeScript knowledge, and experience with API testing, performance testing, and defect management tools.

Relativity seeks a Knowledge Specialist to maintain and improve the Relativity Knowledgebase. The role involves collaborating with subject matter experts to ensure accurate, up-to-date content aligned with brand guidelines. The ideal candidate has experience with KCS methodology, knowledge management, and content strategy.

Data Center Technician provides on-site support for critical infrastructure at world-class data center facilities. Responsibilities include installing, configuring, and maintaining server and network equipment, performing structured cabling, and monitoring environmental systems.

Senior Data Analyst will design, develop, and implement data solutions, dashboards, and visualizations using PowerBI and SQL. Responsibilities include collaborating with team members on client projects, providing insights from data analysis, and supporting sales activities.

Paid internship in the Performance Department of a Polish Ekstraklasa club. Assist with strength and conditioning training, player rehabilitation, and data analysis. Requires experience in football fitness training, Return to Play protocols, and fluency in English.

Freelance home cooks in Poland are needed to photograph dishes prepared according to project guidelines. Submissions must include photos of the entire cooking process and details about the recipe. Must be 18+, reside in Poland, and have a smartphone with a camera released in 2018 or later. Compensation is $12 USD per accepted dish.

Data Engineer will analyze and organize raw data, build data systems and pipelines, and evaluate business needs. They will interpret trends, conduct complex data analysis, and prepare data for modeling. Requires experience as a data engineer, technical expertise with data models and mining, knowledge of programming languages (e.g. Java and Python), and SQL database design.

Business Development Manager to drive B2B sales for a data-driven eCommerce company. 3+ years of B2B SaaS sales experience required, with a proven track record of closing deals with large brands. Must be proficient in CRM systems, sales intelligence tools, and prospecting automation.

Senior Backend Engineer will build and scale event-driven microservices in Python on AWS. Responsibilities include designing microservice and event-driven architecture, productizing and maintaining existing services, and working with CI/CD (Jenkins preferred), monitoring, and observability.

Senior UX Researcher will lead end-to-end research projects, uncovering user needs and behaviors through qualitative and quantitative methods. This fixed-term role requires experience with user research methodologies, AI research tools, and data synthesis.

Lead Data Engineer to design and implement large-scale data platforms based on Databricks. Develop distributed data processing pipelines, ensure data system performance and reliability, and guide engineering teams in modern data architecture best practices.

Senior PPC Specialist will manage and optimize PPC campaigns across Google Ads, social channels, and other platforms. Develop and implement PPC strategies, analyze data, and collaborate with marketing teams. Requires 3+ years of experience, expertise in Google Search Ads, YouTube ads, and Meta Ads, and proficiency in analytics tools.

Experienced UI/UX Designer needed to design UI for web and mobile applications, optimize existing projects, and conduct UX consultations. Must have 2+ years of commercial UI design experience, proficiency in Figma or Adobe XD, and strong English communication skills.