171 English-speaking jobs in Lublin

Senior Backend Engineer to design, implement, and maintain scalable backend systems for a consumer dating platform using Kotlin and AWS.

Senior Backend Engineer to design, implement, and maintain scalable backend systems for a consumer dating platform using Kotlin and AWS.

ServiceNow Developer will perform testing, administration, and development activities. Experience with ServiceNow development, JavaScript, AngularJS, HTML/CSS, and relational databases is required. Fluency in English or German or French is necessary.

Full Stack Developer to build and integrate LLM-powered features across frontend and backend systems. Develop React components, extend Python backend services, and work with LLM APIs. Requires experience with LLMs, React, Python, and collaboration in overlapping EST hours.

Railway Electrification Planner for a long-term B2B contract. 100% remote work in Poland. Preferred: Eligibility for professional engineering registration (PE, CEng, or national equivalent).

Senior Backend Developer (AdTech) will architect, build, and evolve core systems for an advertising platform. Responsibilities include designing APIs, building high-throughput systems, and collaborating with product, data, and partner teams. Must have 5+ years of experience building scalable systems, AdTech experience, and a deep understanding of computer science fundamentals.

Supports finance transformation projects, contributing to initiatives such as process design and technology improvement recommendations. Collaborates with clients to complete deliverables and stay updated on technological developments. Requires minimum 3 years of R2R accounting experience, fluent English, process documentation experience, and knowledge of an ERP system.

Power BI Developer to design and develop analytical solutions using Power BI and KQL. Experience with data modeling, dashboard creation, and analyzing logs and telemetry data is required. Strong SQL, DAX, and KQL skills are essential. Must have a good understanding of embedded/firmware concepts and data from these systems.

Develop and implement machine learning models and generative AI systems to solve business problems. Design experiments, build scalable solutions, and contribute to cutting-edge AI systems, including those based on large language models (LLMs).

Technical Product Owner and Technical Chief of Staff for a fast-growing API-first payments company. Drive product execution, prioritize work, and collaborate with a distributed engineering team. Strong technical background and product ownership experience required.

Senior Node.js Developer needed for full-time position. Develop and maintain backend services using Node.js and NestJS. Build and support serverless components on AWS (Lambda, Glue, DynamoDB). Experience with microservices and data-heavy backend systems required. Excellent communication and problem-solving skills essential.

Senior Software Engineer needed for full-time position. Requires strong Java backend development experience, API building and integration, and experience with Kafka, relational and NoSQL databases. Responsibilities include client and partner migrations, codebase transitions, and system integrations.

Senior Platform Engineer will develop solutions for an Enterprise platform, building applications that enhance efficiency for internal customers. Requires 4+ years of platform system engineering experience with Go, Python, Java, Ruby, or equivalent, and 3+ years in a distributed engineering role.

Svitla Systems seeks a Middle ML Engineer with 3+ years of experience delivering production AI/ML systems. Requires strong Python, SQL, and software engineering fundamentals. Proven experience with LLM applications in production (RAG, embeddings, vector search, model versioning) and understanding of model training/evaluation (PyTorch; scikit-learn). Experience with cloud deployment and operations on AWS and/or Azure is necessary.

Senior Firmware Engineer needed for IoT firmware development. Design, develop, test, and deliver firmware systems using C/C++, microcontrollers, and RTOS. Collaborate with hardware and software teams.

Leads the design and implementation of AI-driven QA frameworks for enterprise clients. Drives process innovation and automation strategies for ERP, e-commerce, and cloud native applications. Collaborates with clients and internal teams to integrate modern QA methodologies into the SDLC. Evaluates emerging QA technologies and shapes QA approaches for complex environments.

Senior Full-Stack Engineer to design, architect, and deliver scalable systems using Python, React, and Next.js. Responsibilities include backend development with frameworks like FastAPI or Django, API design, and collaborating with cross-functional teams. Requires 5+ years of experience in modern web application development, Python backend development, and AWS technologies.

Full Stack Developer needed for interactive form builder project. Expertise in Golang (backend) and React/TypeScript (frontend) required. Responsibilities include designing, developing, and maintaining backend services and frontend applications, collaborating with teams, and ensuring high-quality code. Experience with Kafka, AWS, Terraform, Kubernetes, and Jenkins is essential.

QA Automation Engineer will design, develop, and maintain automated UI and functional test scripts for desktop applications using Robot Framework and Python.

Backend Kotlin Engineer to design, develop, and maintain high-quality backend services. Collaborate with cross-functional teams to define, design, and ship new features using coroutines and existing frameworks. Write unit and integration tests and participate in code reviews.