565 English-speaking jobs in Łódź

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.

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.

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

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.

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.

Senior Typescript Engineer to develop and maintain Ledger Live, a blockchain asset management application. Responsibilities include building and optimizing UI flows, collaborating with developers and hardware engineers, and ensuring a reliable and user-friendly experience. Requires 5+ years of software development experience, proficiency in JavaScript and TypeScript, and strong React.js development skills.

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.

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 QA Engineer to design, build, and maintain automated tests using Robot Framework. Experience with API and system testing, test data management, and CI/CD pipelines is required. Collaborate with developers and business analysts to ensure quality throughout the delivery process.

Senior Backend Engineer needed for remote contract role (EU only). Design, build, and maintain scalable backend systems, APIs, and ETL pipelines. Strong Java, database, and cloud platform experience required.

Senior Data Engineer will design, build, and scale cloud data platforms for clients. Responsibilities include designing data pipelines, leading technical design of cloud data architectures, and collaborating with stakeholders. Requires 4+ years of experience as a Data Engineer, 2+ years with cloud platforms (Azure preferred), strong Python and SQL skills, and expertise in DWH data modeling and ETL/ELT architectures.

Senior Salesforce Developers will design, configure, develop, and deploy Salesforce solutions. Responsibilities include leading technical teams, developing custom applications using Apex and LWC, and integrating Salesforce with external applications.

Design and develop modern data platforms and data products in cloud and on-premise environments. Build scalable data solutions, onboard new data sources, and optimize data processing pipelines.

Expert Data Consultant will design and build data platforms and products across cloud and on-premise environments. Responsibilities include developing data pipelines, onboarding data sources, and optimizing data schemas. Requires 7+ years of commercial experience as a Data Engineer with strong SQL, Python, and Spark/PySpark skills.

Senior Data Consultant will design and develop scalable data pipelines, data models, and transformation processes for cloud-based data platforms.

Design, build, test, and deploy cloud and on-premise data models and transformations. Develop ETL processes and data pipelines. Optimize data views and structures for reporting and visualization.

Senior Software Engineer will design, build, test, and own features end-to-end in a Java/Kotlin, Spring Boot environment. Contribute to system design discussions and technical decision-making. Embrace AI-assisted development using tools like Claude, Cursor, and Copilot. Mentor mid-level engineers and collaborate with Product, Design, and engineering peers.

Senior Data Engineering Manager will design, implement, and maintain data and analytics solutions on Azure. Responsibilities include building ELT pipelines, transforming data, and ensuring data integrity. Requires experience with Azure Databricks, Azure Analytics tools, T-SQL, Python, and Agile methodologies.

Experienced Automation Test Specialist needed to define test strategies, execute end-to-end testing, and design automated test frameworks. Requires proven experience in software testing, Python, and test automation tools. Strong analytical skills and collaboration abilities are essential.

A Career at HARMAN As a technology leader that is rapidly on the move, HARMAN is filled with people who are focused on making life better. Innovation, inclusivity and teamwork are a part of our DNA. When you add that to the challenges we take on and solve together, you’ll discover that at HARMAN you can grow, make a difference and be proud of the work you do every day.