4302 backend developer English-speaking jobs in Warsaw

Data Layer: TanStack Query for efficient data fetching and client-side state management via REST APIs Backend ... Infrastructure: Fully deployed and managed on AWS with Terraform for infrastructure as code Tooling: Modern developer

capabilities span across data science, UX design, business intelligence, data engineering, frontend & backend

Technologies we work with The backend is mainly in Python.

a skilled Software Development Engineer in Test (SDET) with a strong background in test automation, backend ... Strong experience in backend functional testing using framework and tools such as RestAssured, JUnit, ... Experience in backend performance testing of high volume applications that handles millions of requests

Microsoft Copilot Studio Tools Developer As a Microsoft Copilot Studio Tools Developer, you’ll build

Senior Java Developer / Tech Lead Start date: ASAP / within 1 month / flexible Work model: Fully remote ... Type of cooperation: B2B contract via Experis About the Role We are seeking an experienced Senior Java Developer

We have created a new Developer Relations team to engage directly with open source communities and developer-centric ... Join to apply for the Developer Relations Engineer role at Canonical 2 days ago Be among the first 25 ... applicants Join to apply for the Developer Relations Engineer role at Canonical Get AI-powered advice ... A Developer Relations Engineer is a technical expert, strategist and communicator with deep empathy for ... Like our audience, a Developer Relations Engineer is never satisfied with the status quo, and is driven

We are looking for a Middle/Senior Front-end Developer to join our team and help us develop the best ... Working as a Front-end Developer on this project requires a mindset where we plan, build, and deliver ... Requirements At least 3 years of experience as a Front-end Developer Hands-on experience with JavaScript

Fullstack Developer (Java Angular) Miejsce pracy: Warszawa Technologies we use Expected Angular JSON ... Hibernate JUnit Spring Boot SQL PL/SQL Oracle Optional Kafka RabbitMQ About the project As a FullStack Developer ... readability, maintainability, and performance Our requirements Minimum 4 years of experience as a FullStack Developer

At Pretius , we are looking for Web Portal Developer to a global-scale platform in the field of gaming

What You\'ll Do Own the end-to-end closure of senior AI, ML, multimodal, backend, and engineering ... Senior Technical Recruiter who will individually own the end-to-end closure of frontier AI, ML, and backend ... transformer fine-tuning, multimodal pipelines involving video, audio, and text, MLOps stacks, scalable backend ... contributor recruiter, not just a TA manager Demonstrated success sourcing and closing frontier AI, ML, backend

About the Role We’re looking for a Backend Engineer to help design, build, and scale the systems that ... Responsibilities Design, build, and maintain backend services and APIs that power core features of the ... continuously refine engineering practices and workflows Qualifications 2–5 years of experience developing backend

, and performant backend systems. ... About the Role We’re looking for a Staff Backend Engineer with deep expertise in building scalable, reliable ... engineering standards, code quality, and operational excellence Qualifications 8 years of experience building backend

About the role: The team is looking for a skilled Senior Full Stack Engineer for a high-load backend ... What you’ll do: Focus on backend development in Golang and integrate some frontend components, ensuring ... the team on design, implementation, testing, and deployment phases, ensuring that both frontend and backend

How you will get the job done designing and developing backend services using a state of the art Microsoft ... care of code quality, participating in peer programming and code reviews covering different areas of backend ... developed to stakeholders Skills and experience you will need 3 years of proven experience in developing backend

. - Collaborating with cross-functional teams (Frontend, Backend, GIS/Data, DevOps, Product Owner) to ... Must-haves: - Professional experience in Software Architecture for 4 years. - Strong experience in .NET backend ... front-end will be reworked) - Ability to participate in discovery and architecture planning, with focus on backend

It combines prompt engineering, conversational UX, and secure backend integrations to handle real‐money ... analyze engagement, conversion, and performance metrics to inform iteration and scaling Tech Stack Backend ... from prototype to production Strong technical fluency — comfortable with APIs, database queries, and backend

Daily Responsibilities: Leading, mentoring, and growing a team of frontend, backend, data and DevOps ... You will combine leadership with deep technical ownership, focusing on frontend, backend, and data layers ... mid-size engineering team, preferably full stack Strong technical expertise in frontend (React) and backend

Support interoperability with the vehicle backend, call-center PBX, and external operators. ... Develop and optimize SIP routing logic between vehicle softphones and the call-center backend. ... a Cloud platform to exchange, integrate and process data from and to the vehicle, the Mobileye SDS backend

You will combine leadership with deep technical ownership, focusing on frontend, backend, and data layers ... our AdTech infrastructure.Daily ResponsibilitiesLeading, mentoring, and growing a team of frontend, backend ... mid-size engineering team, preferably full stackStrong technical expertise in frontend (React) and backend