548 English-speaking jobs in Łódź

Senior Python Engineer to develop and maintain data-intensive applications and infrastructure for machine learning products. Responsibilities include working with Kafka, AWS, and deploying cloud-native services. Requires extensive Python backend development experience and a deep understanding of AWS services and Infrastructure as Code.

As a Senior QA Manual Engineer, you will join an international team ensuring the quality of blockchain-based mobile and web applications integrated with hardware wallets. Responsibilities include building test plans, writing test cases, validating use cases, reporting test results, and collaborating with development and hardware teams.

Senior Typescript Engineer will develop and maintain Ledger Live, a blockchain asset management application. Responsibilities include building UI flows, collaborating with developers and hardware engineers, and ensuring a reliable and user-friendly experience across web and mobile platforms.

Senior TypeScript Engineer to develop and maintain Ledger Live (mobile and desktop) and the Device SDK. Responsibilities include contributing to open-source projects, supporting modularization efforts, and collaborating with cross-functional teams. Requires 5+ years of software development experience, including a Tech Lead role, strong JavaScript and TypeScript skills, and professional fluency in English.

Senior TypeScript Engineer to enhance blockchain integration for Ledger Live. Develop and evolve integrations across web and mobile platforms, utilizing JavaScript, TypeScript, and modern development practices. Collaborate with cross-functional teams to deliver secure and seamless user experiences.

Provides data analysis and reporting support to leadership and stakeholders. Requires proficiency in Excel, data modeling, and strong communication skills.

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.

Full-Stack Developer will maintain and improve Go backend services, design PostgreSQL schemas, and develop backend logic for a SaaS platform focused on interactive digital experiences.

Data Architect to design and maintain data models across agency, advisor, partner, and transactional domains. Responsible for Snowflake warehouse design, identity linkage strategies, and ensuring data reliability for downstream analytics tools. Requires experience with Snowflake, SQL, Azure Blob Storage, and API-driven ingestion patterns.

Data Architect will design and evolve data architectures for AI/ML workloads, including fraud detection, risk scoring, and spend optimization. Responsibilities include developing data models, pipelines, and strategies aligned with platform roadmaps. Requires 10+ years of experience in data architecture, cloud native platforms (AWS), and ML operations.

DevOps Engineer to design, build, and operate scalable cloud-native systems on AWS. Focus on infrastructure as code (Terraform), serverless and containerized environments, and system observability. Requires experience with AWS services, Terraform, Linux, monitoring tools, Python scripting, and Agile processes.

DevOps Engineer to automate development processes, streamline CI/CD pipelines, and manage AWS serverless infrastructure. Collaborate with engineering teams on platform consolidation and system hardening.

Designs and documents data ingestion flows and data models for an enterprise data warehouse. Translates business requirements into technical documentation for data engineers. Collaborates with stakeholders and development teams to ensure designs meet business needs and adhere to data design principles.

Senior Business Analyst to join IT projects for financial institutions, primarily insurance companies. Conduct complex business analysis, define functional requirements, and test solutions. Collaborate with developers and IT architects.

Senior C++ Computer Vision Developer will design and optimize image-processing pipelines for video collaboration hardware. Responsibilities include developing computer vision algorithms, improving image reconstruction algorithms, and optimizing code for embedded systems. Requires 8 years of C++ development experience, a relevant degree, and strong computer vision and image processing knowledge.

Senior Full Stack Engineer will contribute to a global gig-economy marketplace platform. Responsibilities include designing, building, and maintaining scalable APIs and microservices, developing CI/CD pipelines, and collaborating with cross-functional teams.

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 Project Manager to lead and manage IT and Cyber Security projects, focusing on Identity and Access Management (IAM). Experience in managing IT and security projects, supplier management, and PAM is required.

Senior IT Operations Specialist providing production support, release management, and incident resolution. Requires 5+ years of experience in IT Operations, DevOps, or Site Reliability roles with hands-on experience in Docker, Kubernetes, Jenkins, and CI/CD processes.

Senior Software Development Engineer in Test with 5+ years of Python, database, and Git experience. Expertise in Robot Framework, CI/CD tools, and test automation. Strong analytical and communication skills.