4555 backend developer English-speaking jobs in Masovian Voivodeship
Mid Back-end Engineer (NodeJS)
- SwingDev—a hippo company
- Warsaw
- October 9
As a Mid Backend Developer, you’ll help build and modernize our insurance platform. ... You will work together with senior engineers and architects to design, build, and support APIs and backend ... your chances of interviewing at SwingDev—a hippo company by 2x Sign in to set job alerts for “Back End Developer
Ruby Developer
- ALTEN Polska
- mazowieckie
- October 27
iOS, Android or Kotlin Multiplatform applications.Practical experience in developing and implementing backend ... Ruby Developer Miejsce pracy: WarszawaTechnologies we useExpectedRuby on RailsDockeriOSAndroidKotlinGitGitHubSlackBashOptionalJenkinsGradleOperating
Software Developer
- ALTEN Polska
- mazowieckie
- October 27
iOS, Android or Kotlin Multiplatform applications.Practical experience in developing and implementing backend ... Software Developer Miejsce pracy: WarszawaTechnologies we useExpectedJenkinsGradleDockeriOSAndroidKotlinGitGitHubSlackBashOperating
Senior React Native Developer (Mobile Platform)
- Patrianna
- Warsaw
- October 19
We are seeking hands‐on, product‐minded Senior React Native developer who can deliver high‐quality, performant ... You will work closely with design, backend, and Unity engineers to implement the mobile app shell, integrating
Frontend developer (NXJ-013)
- Newxel
- Warsaw
- October 13
We’re seeking a talented and passionate Frontend Developer to join our client’s innovative team. ... Bachelor’s degree in Computer Science or a related field Will be a plus Experience with Microsoft Azure Backend
Senior Product Manager (Tech)
- Oxylabs
- Warsaw
- October 13
Nice to have Familiarity with proxies, scraping, or developer tools. ... Work closely with backend engineers to understand technical constraints, especially around proxies, networking
Senior .NET Engineer
- N-iX
- Warsaw
- October 13
Develop, test, document, and maintain backend services using .NET (C#). ... As a Senior .NET Developer , you will play a key role in designing, developing, and maintaining high-quality
Projektant aplikacji mobilnej
- SOLID
- Warszawa
- October 13
Senior React Native Developer (Remote from Poland - only) PLN miesięcznie (B2B)AscendixDevelopment & ... with the business analyst and PO to shape functionalities and align with requirements.Collaborate with backend
Big Data Developer
- Infosys Limited
- Warsaw
- October 11
What you’ll be working on: Support the building of robust data models downstream of backend services ... should Apply if You have experience and a passion for Data Modeling, ETL projects, and Big Data as a developer
Big Data Developer
- Infosys
- Warsaw
- October 10
Responsibilities Support the building of robust data models downstream of backend services (mostly in ... Qualifications You have experience and a passion for Data Modelling, ETL projects, and Big Data as a developer
Senior Python Software Engineer (Senior AI Developer) / 1
- Inetum
- Warsaw
- October 10
Overview Senior Python Software Engineer (Senior AI Developer) role at Inetum Polska focused on designing ... Integrate GenAI agents with cross-company APIs, backend services, and partner systems through MCP for
Senior Mobile Developer / Senior Software Engineer
- OpenVPN Inc.
- Warsaw
- October 8
Overview We’re looking for a Senior Mobile Developer to lead the development of cross-platform mobile ... OAuth2, PKCE), and backend APIs Implement features such as credential management and Always-on-VPN Optimize
Senior Python Developer (NXJ-23)
- Newxel
- Warsaw
- October 8
Overview We’re on the lookout for a passionate Senior Python Developer to join our client’s team in the ... and decision makers in various interfaces Requirements 5+ years' experience in developing complex backend
React Developer
- Aperia
- Warsaw
- October 8
Job Summary We’re seeking a highly skilled Senior React Developer to lead the development of scalable ... RESTful APIs using Axios, ensuring robust error handling and efficient data fetching Collaborate with backend
Senior Unreal Engine Developer (UE 4/5, C++, VR
- iRonin - Web DevOps Mobile Developers: Ruby on Rails Elixir Phoenix iOS AWS
- Warsaw
- October 8
Senior Unreal Engine Developer (UE 4/5, C++, VR) Remote Deadline: December 2022 iRonin , or IT Samurai ... Develop new functionalities on the backend and frontend sides in accordance with customer requirements
Senior Software Engineer II
- Fairmarkit
- Warsaw
- October 13
Developer (all genders) Full-Stack Engineer (L4) - Customer Success Platform (Junior) Back-end Developer ... Fairmarkit is looking for a skilled Python Backend Software Engineer to join Fairmarkit and strengthen ... Software Engineer (L5) — Developer Platform Software Engineer, Early Career, Cloud AI Internship: Front-End
Senior Software Engineer — Commerce Experiences Testing Infrastructure
- Netflix
- Warsaw
- October 10
screenshot, API, mock, contract, and performance tests to ensure reliability and scalability of frontend & backend ... Our ideal candidate is passionate about developer productivity, and thrives on the satisfaction of empowering ... post-deployment verification methods (healthy contempt for flaky tests is a plus) Passionate about solving developer ... troubleshooting guides for internal teams Must Haves A stunning software engineer with experience working on developer
Staff Engineer, Backend
- Sunday LLC
- Warsaw
- October 27
As part of our technology team, you'll partner with our talented engineers, product managers, and designers to discover and deliver products and services that enable exceptional customer experiences. Key to this role will be the ability to understand both the code and the context, leverage diverse views, and encourage improvement and innovation in an agile and highly collaborative environment.
Backend Engineer - Regulatory Reporting
- LeoVegas Polska
- Warsaw
- October 24
YOU WILL BE RESPONSIBLE FOR: business requirements analysis exploring others' domains API writing documentation implementing microservice code and tests troubleshooting performance fixing and tuning testing (however, we keep working on automated tests) You can also be asked to be available on-call a maximum of once per quarter (for a week of on-call availability you will get an additional 2 50
Senior/Architect Backend Engineer
- ITTeams
- Warsaw
- October 24
system architecture , providing technical leadership in designing robust, scalable, and maintainable backend
















