623 English-speaking jobs in Łódź

Senior Fullstack Developer to build a complex iGaming platform using React, Node.js, and Nest.js. Requires 3+ years of commercial experience with these technologies and 5+ years in web development. Must have knowledge of JavaScript, ECMAScript 6, REST, GraphQL, WebSockets, and TDD.

Senior Data Science Engineer will design, build, and deploy machine learning models, focusing on graph algorithms and Graph Neural Networks. Responsibilities include data analysis, supply chain optimization, translating business problems into data science projects, and collaborating with various teams. Requires 7 years of experience in a data science role, Python development, and machine learning frameworks. Expertise in graph databases and GNNs, particularly in supply chain, is a plus.

Senior DevOps/platform engineer to own deployment, reliability, and observability of Voice AI product. Build and maintain infrastructure, CI/CD, and environments. Improve operational quality through automation, documentation, and better defaults. Strong cloud, infrastructure, and AI experience required.

Lead Big Data Developers with cloud experience will develop and implement analytical solutions using Cloud Native, Big Data, and NoSQL technologies. Responsibilities include collaborating with teams, analyzing business problems, and mentoring team members. Requires 4+ years of software development experience with Big Data technologies, advanced knowledge of Python, Scala, or Java, and experience with Spark and/or Databricks.

We are seeking a Regular or Senior .NET Web Developer to design, develop, and maintain web applications, APIs, and services using C# and .NET.

Senior Python Developer needed for scalable backend services and platform components. 5+ years of experience in software development, strong Python skills, and knowledge of data manipulation libraries required. Experience with cloud environments, container orchestration, and FastAPI is beneficial.

Technical Project Manager needed for deploying and managing complex software and network systems in telco environments. Responsibilities include developing project plans, managing resources, and acting as a technical expert for client and engineering teams. Requires experience with TCP/IP, Linux, DHCP, DNS, SNMP, virtualization, and APIs.

Full Stack Engineer to design, implement, and improve IoT-driven features. Develop backend services using Python and FastAPI, build frontend applications with React, and work with AWS IoT Core, Greengrass, and MQTT.

Senior .NET Fullstack Developer to develop and maintain web applications using ASP.NET, APIs, and Azure Services. Requires C#, .NET, SQL databases, and Angular experience.

Experienced Product Owner with a cybersecurity background needed to drive product development. Translate security requirements into product features, manage the backlog, and collaborate with engineering, product management, and security teams.

We are seeking a Regular or Senior .NET Desktop Developer to design, develop, and maintain desktop applications using C# and .NET.

Assembler Developer needed for mainframe systems (IBM z/OS, MVS, CICS, DB2). Design, write, test, and optimize Assembler code. Integrate Assembler components with COBOL/Java applications. Troubleshoot and resolve complex system issues. Mentor junior developers.

Senior GoLang Developers with 4-6 years (regular) or 6+ years (senior) experience are sought. Expert Golang skills (3+ years daily coding), API development (REST, gRPC), Linux/container knowledge, cloud orchestration understanding, and strong teamwork are required.

Design Engineer Business Analyst with 8+ years of Creo Parametric and SOLIDWORKS experience. Leads CAD system transitions, implements PLM systems, and provides technical support. Requires strong communication and project collaboration skills.

Leads the design, integration, and governance of Operational Technology (OT) systems across a modern utilities environment. Focuses on secure SCADA, telemetry, and industrial automation platforms, ensuring seamless interoperability with enterprise IT, ERP, and cloud ecosystems.

Staff AI Engineer needed for remote-first company. Design and build LLM-based features using Gemini, ChatGPT, Claude. Expert Python knowledge (5+ years) and experience with LLMs, LangChain, LangGraph, LangSmith required.

Experienced Snowflake Tech Leader needed to design, build, and configure Snowflake environments for enterprise data platforms. Responsibilities include architecting scalable ETL/ELT frameworks, leading Snowflake migration projects, and ensuring data structures support BI environments. Requires 5+ years of data platform and Snowflake experience, Azure cloud experience, and strong SQL and Python skills.

Lead Linux System Administrator for large-scale GPU infrastructure. Manage Linux server lifecycle, NVIDIA GPU software stack, and team of administrators. Requires 7+ years Linux administration experience, 3+ years in a lead role, and expertise in Ansible, Terraform, and scripting.

Site Operations Manager will lead day-to-day operations of a high-density data center supporting GPU infrastructure. Responsibilities include managing on-site teams, ensuring operational continuity, and overseeing critical facility infrastructure. Requires 8 years of experience in data center operations, at least 4 years in a people management role, and strong technical knowledge of data center infrastructure.

Lead DevOps Engineer to provide technical leadership for DevOps and Site Reliability Engineering practices supporting large-scale GPU infrastructure. Responsibilities include leading a team, designing and implementing Infrastructure as Code solutions, building CI/CD pipelines, and improving platform reliability. Requires 8+ years of experience in DevOps, SRE, or Platform Engineering with strong experience in infrastructure automation, Kubernetes, and GPU-related technologies.