749 English-speaking jobs in Łódź

Senior Golang Developer needed for fully remote, contract position. Develop and maintain backend services using Go (Golang) in a modern product environment. Collaborate with product managers and designers to build features and ensure code quality.

Lead global digital marketing strategy, own roadmap for digital experience and AI-driven marketing transformation. Drive rollout of AI-enabled marketing capabilities across 90 markets. Collaborate with regional and global teams to improve digital maturity.

Fullstack Developer with 2.5 years of experience needed. Expertise in React, Python, and cloud platforms (Azure, AWS, or GCP) required. Build and maintain scalable web applications and APIs. Collaborate with teams to deliver high-quality solutions.

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 Software Engineer will design, implement, and maintain backend services and APIs using Python or Kotlin within Affirm's microservice and event-driven architecture. Collaborate with stakeholders across North America and Europe to build scalable fraud tooling and infrastructure.

Senior Software Engineer will lead a team responsible for managing critical communication services, including email, SMS, and push notifications. Responsibilities include delivering quarterly goals, collaborating with product management and design, and ensuring the availability and quality of communication services. Requires 5+ years of experience designing, developing, and launching backend systems at scale using languages like Python or Kotlin.

Senior Fullstack Engineer will own and deliver quarterly goals, lead engineers, and collaborate with product management, design, and analytics to build scalable solutions for purchase protection, disputes, and refunds.

Designs, develops, and maintains the CI/CD platform based on GitLab. Builds and optimizes GitLab CI/CD pipelines, manages GitLab Runner infrastructure, and automates release processes.

Senior AI Engineer will design and scale resilient AI solutions for a high-load fintech environment. Responsibilities include leading architectural reviews, establishing LLMOps and FinOps standards, and mentoring engineers. Requires 5+ years of experience in architecting and deploying production-grade AI/ML solutions, deep hands-on expertise with LLM orchestration and data frameworks, and strong MLOps and LLMOps pipeline experience.

Senior Data Scientist to develop Deep Learning models for stability prediction, automate root cause identification, and implement AI-driven reporting solutions. Requires expertise in statistics, Python, T-SQL, Power Query, DAX, Power BI, MS Fabric, and Power Platform.

Senior Product Owner with 5+ years experience in software delivery, actively using AI tools in professional workflows. Manages requirements end-to-end, prioritizes backlogs, and collaborates with engineering and design teams. Designs AI agent workflows for BA/PO tasks and validates agent output. Strong structured writing and client-facing delivery experience required.

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.

Lead Python Engineer to design, develop, and maintain scalable finance-focused backend solutions using Python. Integrate external systems and APIs, lead a team of engineers, and write high-quality, well-tested code. Must have 9 years of commercial experience, 2 years in a Lead Engineer role, and strong Python skills.

Senior AI-first .NET Engineer needed to design, develop, and maintain full-stack features. Must have experience with AI coding assistants, prompt engineering, and production-grade .NET/C#. Strong JavaScript, TypeScript, and React skills are required. Experience with cloud platforms, Docker, Kubernetes, and CI/CD pipelines is also necessary.

As a Machine Learning Engineer on the Retail ML team, you will design, develop, and maintain machine learning solutions for dynamic pricing, demand forecasting, and data-driven buying decisions. You will build, optimize, and productionize models at scale, explore LLM-based methods, and collaborate with stakeholders to translate retail challenges into measurable ML outcomes.

Application Consultant will design, develop, and maintain software systems using Guidewire (PolicyCenter or BillingCenter) and Java. Responsibilities include collaborating with teams, implementing CI/CD pipelines, and ensuring application performance and scalability. Requires minimum 4 years of commercial experience as a Guidewire or Java Developer and at least 3 years of hands-on Guidewire experience.

Senior MySQL Administrator needed for a 3-month contract (extension possible) to maintain and evolve a distributed MySQL database environment supporting critical payment systems. Responsibilities include database administration, performance optimization, backup and recovery, and collaboration with development and QA teams. Must have 5+ years of experience as a MySQL DBA, strong knowledge of MySQL architecture and replication, and expertise in AWS RDS Aurora.

Senior Quality Engineer will design, execute, and optimize automated tests across the testing pyramid. Responsibilities include integrating automated testing into CI/CD processes, advocating for high-quality feature specifications, and acting as the sole QA Engineer in the team.

Data Architect to build a next-generation cloud data and AI platform on AWS. Define and evolve the end-to-end data platform architecture, including ingestion, lakehouse/warehouse, orchestration, governance, and AI enablement.

Data Engineer Architect to design, build, and maintain a scalable enterprise data platform using Databricks. Requires 8+ years of data engineering experience, 4+ years with Databricks, and expertise in Python, SQL, and cloud platforms (Azure, AWS, or GCP).