73 backend developer English-speaking jobs in Łódź Voivodeship

We are looking for a Senior Go Developer with Generative AI to design and build scalable, production-ready ... backend systems for a Go-based platform that routes, secures, and governs LLM inference across multiple ... This role involves owning critical backend services, integrating with external LLM providers, and ensuring ... Responsibilities Design and implement production-grade backend features using Go in a microservices-style ... new requirements Requirements 3+ years of professional software engineering experience with strong backend

ABOUT THE ROLE As a Backend Java Developer, you will be part of a highly professional environment focused ... MAIN RESPONSABILITIES Backend software development — designing and implementing high‑quality backend ... Troubleshooting, debugging, and enhancing existing backend services. ... Strong understanding of REST APIs and backend architectural principles. ... REQUIREMENTS Experience in developing enterprise IT systems and complex backend solutions.

Architect and build critical backend services that handle high transaction volumes Define interface contracts ... technical feasibility and risks of new features Drive the adoption of new tools or frameworks that increase developer

We are planning to expand to new countries, and we are looking for a Node.js developer to collaborate ... What you will do: Build and maintain Node.js backend services and APIs. ... You will work on the platform behind Pixie Pets: the Node.js backend and APIs, the generative AI image

observability,security mechanisms based on encryption, certificates and credentials,Key MissionsAs a Senior Developer ... , you will:design and evolve backend architecture for IoT systems,implement complex, business‑critical ... backend components,make architectural and technical decisions within the team,ensure system scalability ... support QA team in their activities and many more.You will be working on a real IoT platform, where backend ... with Java 17 / Java 21,commercial experience with Kotlinproven experience in designing and developing backend

Candidate shall be a very strong Core JAVA developer with clear concepts of Object-Oriented programming ... Senior Java Backend Engineer Location: LODZ Annual Salary: max. 181,000 gross Responsibilities Responsible ... How to Apply Send your CV to email: [email protected] with the note: Senior Java Backend Engineer ... Qualifications Minimum of 8 years’ experience in relevant domain with minimum of 3 years of experience in backend

Key Responsibilities Design, build, and maintain backend services and tools using Python. ... Seniority: Mid / SeniorEmployment Type: Full-time About the Role We are looking for an experienced Python Developer

About the Role We are seeking a skilled SAP HANA Developer to join our team at a global leader in semiconductor ... role, you will be responsible for designing and maintaining cutting‑edge data models, pipelines, and backend ... HANA native models, such as Calculation Views, CDS Views, Stored Procedures, and SQLScript to support backend ... business processes with custom analytics, KPI tracking, and actionable insights, all powered by SAP HANA backend

You will build and maintain a robust, self‑service developer platform and shared core services that embrace ... Deep proficiency in TypeScript and JavaScript; strong working knowledge of Java or Kotlin for backend ... Write high‑quality, well‑tested code in TypeScript/JavaScript for frontend work and in Java/Kotlin for backend

observability,security mechanisms based on encryption, certificates and credentials,Key MissionsAs a Senior Developer ... , you will:design and evolve backend architecture for IoT systems,implement complex, business-critical ... backend components,make architectural and technical decisions within the team,ensure system scalability ... support QA team in their activities and many more.You will be working on a real IoT platform, where backend ... with Java 17 / Java 21,commercial experience with Kotlinproven experience in designing and developing backend

responsibilities : Develop and maintain backend services using .NET and C# Rebuild legacy applications ... As a .NET Developer you will be working for our client, a leading financial institution focused on delivering

velocity of all City’s Experience product teams by building and maintaining a robust, self‑service developer ... shifting toward TypeScript and JavaScript, though you will also work with Java/Kotlin for specific backend ... Professional experience or solid comfort levels with Java or Kotlin is required to support critical backend

You will be working on a real IoT platform, where backend services communicate with devices and cloud ... architecture for IoT systems, implement complex, business‑critical backend components, make architectural ... Java 17 / Java 21, commercial experience with Kotlin proven experience in designing and developing backend ... security mechanisms based on encryption, certificates and credentials, Key Missions design and evolve backend

backend services or web platforms. ... including specialized platforms for WordPress, industry-tailored eCommerce and agency solution suites, and developer‑centric ... The role combines backend software engineering with practical platform awareness. ... The Day-to-Day Build, test, deploy, and maintain backend services and platform capabilities. ... Go is preferred for many modern platform services, but strong experience with another backend language

alongside a Tech Lead and Engineering Manager in a team that builds and maintains a robust, self-service developer ... Additionally, strong working knowledge of Java or Kotlin is required to confidently execute backend and ... code using TypeScript and JavaScript as our primary language focus, while maintaining and building backend

You will design, develop and maintain end‑to‑end software applications and systems, from frontend to backend ... components of software applications.Monitor and optimize performance, scalability and reliability of backend ... identify and resolve issues or bottlenecks.Stay updated with industry trends and propose improvements to backend ... teams—including data engineers, product managers and designers—to ensure seamless integration of frontend and backend ... collaborative development workflows.Strong problem‑solving skills and ability to troubleshoot and debug complex backend

AUTOSAR Role : Developer, Security, Engineer LODZ – you can work remote ! ... integration services leader for the Automotive, Mobile, Telecommunications markets) is looking for Autosar Developer

If you're passionate about backend engineering, distributed systems, and the rapidly evolving AI ecosystem ... cloud-native services on AWS, and observability solutions to build scalable, secure, and production-ready backend ... API-driven integrations between AI agents, enterprise platforms, and external servicesDevelop scalable backend ... platform servicesRequirements4+ years of professional experience with PythonStrong experience building backend

Senior Python Developer In your role as a Python Developer, you are responsible for the new and further

Senior Software Engineer, Platform (Poland) In this role, you will architect and implement backend capabilities ... What's Cool About This Job Design, build, test and operate scalable backend services and platform capabilities ... Backend & Cloud Architecture: Skilled in designing REST/gRPC APIs, relational databases (SQL) and cloud‑native