504 English-speaking jobs in Łódź

Senior Data Scientist/AI Engineer specializing in Reinforcement Learning will design, deploy, and optimize RL environments for large-scale agent evaluation and experiments. Requires 5+ years software engineering experience in Python and 3+ years as a Data Scientist/Machine Learning Engineer.

Business Intelligence Analyst will design, develop, and maintain Power BI reports and dashboards. Collaborate with stakeholders to translate business needs into data solutions and provide insights to support decision-making.

As an Incident & Problem Manager, you will own incident and problem tickets, coordinate across technical teams, and drive resolutions. You will participate in on-call rotations, investigate issues, and prepare Root Cause Analysis documentation.

Senior .NET and Angular Developer to design, build, and deploy cloud-native microservices. Experience with Kubernetes, .NET, Angular, and SQL is required. Fluent English is essential.

Business Intelligence Analyst to design, develop, and maintain Power BI dashboards and reports. Translate business requirements into data models and analytical solutions. Collaborate with stakeholders and apply data modeling and DAX best practices.

Senior AI-first Engineer needed to design, develop, and maintain full-stack features using AI tools throughout the development lifecycle. Must have experience with AI coding assistants, prompt engineering, and .NET/C#, JavaScript, and React. Requires strong communication skills and experience working with clients.

Lead IT projects for financial institutions, primarily insurance companies. Coordinate projects, define functional requirements, and mentor team members. Work with developers, architects, and clients.

Data Analytics and Reporting Expert needed to support multiple projects. Responsibilities include responding to ad-hoc analysis requests, maintaining automated data processes, ensuring data quality, and preparing reports for executive audiences. Must have advanced Excel skills, experience with Power Query, and strong analytical and communication skills.

Business Intelligence Analyst to design, build, and maintain Power BI reports and dashboards. Translate business requirements into analytical solutions using Power Query, DAX, and ETL processes. Collaborate with stakeholders and work in an Agile environment.

Full-stack developer to build AI-powered e-commerce solutions. Design and develop APIs using NestJS, work on AI-driven features, and integrate with LLMs. Experience with MongoDB, cloud environments (Azure), and CI/CD is required.

Fullstack Developer specializing in Java 17, Spring Boot, and React. Designs, develops, and tests full-stack applications, including backend, frontend, and data access layers. Collaborates with business teams and participates in Agile development. Requires 8+ years Java experience and 5+ years experience with React, Spring Boot, and JPA.

Senior Data Engineer needed to build and maintain Big data processing pipelines using Spark and Scala. Requires 5+ years of experience with Spark, Scala, Python, and Linux environments. Proven track record of designing data flows and experience with Hadoop ecosystem components.

Design, implement, and deploy SAP solutions to achieve business goals. Lead full-cycle, international projects and drive industry innovation with SAP S/4HANA solutions.

Senior Python Engineer needed for a large-scale utility service platform transforming the global energy industry. Design, develop, and maintain scalable finance-focused backend solutions using Python and Django. Integrate external systems and APIs, write high-quality code, and participate in peer reviews. Must have strong Python engineering skills, experience with Django, API development, and automated testing. AWS experience is required.

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.

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 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 Multi-Cloud DevOps Engineer will design, migrate, and operate cloud-native platforms across AWS, GCP, and OCI. Responsibilities include mapping AWS services to GCP and OCI counterparts, building and maintaining Infrastructure as Code, and supporting CI/CD pipelines.

Shopify Engineer to develop and customize themes, build Shopify applications, and integrate with APIs. Experience with Liquid, JavaScript, TypeScript, Node.js, and Shopify APIs required.