92 backend developer English-speaking jobs in Poznań

We are seeking a Senior Python Developer to join a hands-on delivery team working on an existing design ... and backlog, contributing directly to production backend development in a distributed, cross-functional ... Responsibilities Develop and maintain production-grade backend services using PythonDesign and implement ... practices with team members on the stream Requirements 5+ years of experience in production Python backend

partner integrations - Designing flexible API contracts (API-first) for external B2B partners, writing developer ... web interfaces (checkout paths, landing pages, discovery hubs) and integrating the frontend with the backend ... the team - Acting as the technical leader and "architectural anchor" for integrations, bridging Java backend

Our requirements 4+ years of hands-on experience as a Fullstack Developer or in a closely related engineering ... Solid experience with Python 3 and FastAPI in building backend services and APIs. ... Experience with frontend and backend testing frameworks (e.g. Vitest, Playwright, pytest). ... Designing and developing REST APIs and real-time Server-Sent Events streaming, end to end, from backend ... production-grade web application across the full stack, from the React frontend to the Python/FastAPI backend

Quick / QML user interfaces with a pure-Rust backend — no C++ required. ... Senior Rust Developer — Qt Bridge for Rust About the role Qt Bridge for Rust lets developers build Qt

about data structures and debugging application performance issues.This is a fully remote role for a developer ... about data structures and debugging application performance issues.This is a fully remote role for a developer ... Proven experience building backend services for front-office trading systems. ... EngineerBuilding a trading systems, including high-performance backend services for market data and ... EngineerBuilding a trading systems, including high-performance backend services for market data and

We are looking for a strong Backend Engineer or Full-Stack Engineer with deep backend expertise who can ... We are looking for a strong Backend Engineer or Full-Stack Engineer with deep backend expertise who can ... Strong backend development experience using technologies such as Java, C#, Python, Node.js, TypeScript ... data-processing solutions., Build full-stack applications when required, with primary ownership of backend ... problems rather than working with a predefined technology stack. ,(Design, develop, and maintain scalable backend

Responsibilities As a Fullstack Cloud Developer, you will join one of many Storm Reply AWS Cloud projects ... You will develop serverless backend solutions on AWS, working with services such as AWS Lambda, API Gateway

As a Senior Backend / Data Engineer (Python/Django), you will join a senior engineering team working ... You will be involved in building the solution end-to-end, combining strong backend engineering with data ... As a Senior Backend / Data Engineer (Python/Django), you will join a senior engineering team working ... You will be involved in building the solution end-to-end, combining strong backend engineering with data ... from Addepto.What you’ll need to succeed in this role:At least 4+ years of commercial experience in backend

We’re looking for a Backend Engineer passionate about building innovative solutions using cutting-edge ... We’re looking for a Backend Engineer passionate about building innovative solutions using cutting-edge ... Boxed engineering and ensure customer interests are at the heart of key decisions., Work across the backend

Collaboration with backend engineers and product teams. ... You will value our Developer Experience and the full platform of tools and technologies that make creating ... Previous hands-on experience with the Android ecosystem or backend development - or a strong willingness ... Openness to working across mobile platforms or diving into backend systems as our cross-functional teams

. · You are experienced in designing, developing and launching backend systems at scale technologies

In this role, you will: Build backend solutions using Java 11+, Java EE, XML integrations, and Oracle

responsive user interfaces based on provided mockups (Figma) and the design system., Collaborating with the backend

Integrate frontend applications with REST APIs and backend microservices. ... Build and maintain backend services with Java, Spring Framework, Spring Boot, SQL, and AWS.

Most of the work will involve APIs, backend development, data transformation and troubleshooting. ... This is a high-impact backend role for an engineer who enjoys working with large datasets, complex APIs ... Additional details The role is approximately 70–80% backend and integration work and 20–30% frontend/ ... Strong software engineering fundamentals Understanding of authentication, databases and data models Backend ... integrations Work with REST APIs, OAuth, API keys and webhooks Map and transform data between systems Develop backend

You are comfortable taking responsibility for backend solutions and stepping into other parts of the ... You are comfortable taking responsibility for backend solutions and stepping into other parts of the ... services or shipping complete user-facing features across frontend and backend, Technical discovery: ... established patterns, collaboration and AI make it practical.Full-stack: you work across frontend and backend ... We expect:Strong commercial experience with PHP and Laravel or SymfonyExperience designing backend systems

You will build and evolve high-performance backend services and APIs for modern, large-scale digital ... Design and develop backend services in Java Build and maintain RESTful APIs and microservices used at

What you will do Build end-to-end product functionality across frontend, backend and AI integrations. ... This is an end-to-end engineering role covering frontend development, backend systems and AI integrations ... Collaborate closely with Machine Learning, backend and product teams to deliver functionality from concept ... The successful candidate will work from Poland and collaborate with frontend, backend, Machine Learning ... What we are looking for Strong professional experience in full stack engineering across frontend and backend

Documentation: Add and maintain user and developer docs for the areas you touch. ... As a seasoned developer with a passion for open source communities, you will be responsible for leading ... orchestration, Mirantis empowers platform engineering teams to deliver composable, production-ready developer ... Code quality: Write readable, tested code and participate in reviews; help improve our CI/CD and developer

Genesys Cloud Developer (remote in Poland) Overview of the Role: The Genesys Cloud Developer will play ... As a Genesys Cloud Developer, you will benefit from: Access to comprehensive training programs and certifications