2625 backend developer English-speaking jobs in Masovian Voivodeship
Senior Backend Developer
- RedStone
- Warszawa
- August 4
Step into RedStone – the fastest-growing blockchain startup – as a Backend Developer About Us RedStone ... As a Senior Backend Engineer at RedStone , you’ll take ownership of core components powering our oracle
Nodejs BackEnd Developer
- Optiveum
- Warszawa
- July 31
As a Backend Software Engineer, you'll play a crucial role in shaping the future of our platform. ... systems and greenfield projects Contribute to the design and implementation of scalable, high-performance backend
Backend Developer NodejsNET
- emagine Polska
- Warszawa
- July 23
systems and contribute to their gradual refactoring. ✅ Key Requirements 5–6 years of experience as a .NET Developer ... Contract Type: B2B Rate: Up to €45/hour VAT Team Size: ~25 people Project Scope: Modernizing legacy backend ... Tech Stack Backend split: 70% Node.js / 30% .NET Main Technologies: .NET Core / .NET 6–8 Node.js, TypeScript ... AWS EventBridge Responsibilities Lead and contribute to initiatives improving and modernizing the backend
Backend Developer Nodejs
- Andersen
- Warszawa
- June 18
Andersen is hiring a Backend Developer (Node.js) for a project with Germany’s top online retailer. ... Responsibilities: - Rebuilding the backend system from scratch using a modern tech stack. - Designing
Senior Backend Developer
- SKY ENGINE AI
- Warszawa
- June 16
We’re growing again — and now we’re looking for a Senior Backend Engineer to strengthen our Web Development ... maintainable technical documentation What we’re looking for: Proven experience in a similar senior backend ... Synthetic Data, Digital Twins, Industrial Metaverse What you'll do: Plan, design, and develop scalable backend
BI Backend Developer
- emagine Polska
- Warszawa
- May 31
) Project length: 12 months extensions Project language: English We are looking for a dedicated BI Developer
Senior Python Developer
- AIDA Recruitment
- Warsaw
- July 20
For our client, we are looking for a Senior Python Backend Developer . ... You will build robust backend microservices and maintain software systems while collaborating with cross-functional ... environments and cross-time-zone collaboration Has excellent communication in English What will you do: Build backend
Python Developer
- Trabsky
- Warsaw
- July 9
We are looking for a Python Developer to join our team and contribute to the development of web and mobile ... If you enjoy solving complex problems and building scalable backend solutions, we’d love to hear from ... Responsibilities Developing and maintaining the backend for web and mobile applications Designing and
Senior Gen AI Developer
- INFOPLUS TECHNOLOGIES
- Warszawa
- June 18
We're Hiring: Senior Gen AI Developer Location: Warsaw, Poland (Hybrid - 2-3 Days Onsite in a week ... We're on the lookout for a Senior Gen AI Developer to join our team and help build the next generation ... Bring your passion for AI and backend excellence. Let’s create the future together. ... You’ll work at the intersection of backend systems, LLMs, and agentic workflows — building scalable, ... ) Contract Role | B2B About the Role Are you a backend engineering expert with a passion for cutting-edge
Backend Developer - Blockchain Integrations (100% remote)
- Tether Operations Limited
- Warsaw
- August 4
Scalability: Ensure backend services remain effortlessly responsive and real-time, accommodating the ... Security: Uphold the highest security standards in all backend processes and services to safeguard our
Developer
- Cloudity GmbH
- Warsaw
- July 30
The Salesforce Developer role primarily involves backend development with Apex , a strongly typed, object-oriented
Software Engineering, Front-end Developer
- Astellas Pharma
- Warsaw
- July 27
Backend Integration & Python Support: Collaborate with backend teams to integrate RESTful and GraphQL ... Software Engineering, Front-end Developer Join to apply for the Software Engineering, Front-end Developer ... Internship: Front-End Developer (all genders) Frontend Angular Developer (100% zdalnie) Warsaw, Mazowieckie ... Practical experience with Python and integrating with backend services via RESTful and GraphQL APIs. ... leading front-end development, the role requires proficiency in Python and a solid understanding of backend
Fullstack Developer (node.js + Swift)
- Integral Solutions
- Warszawa
- July 8
Social network you want to login/join with: Fullstack Developer (node.js + Swift), Warsaw col-narrow-left ... Fullstack Developer Workplace: Warsaw ( at least 4 days per week in the office) The Role: Design and ... Conduct performance profiling and tuning on backend systems to achieve optimal efficiency. ... implement highly scalable and performant backend systems, focusing on low latency and high throughput ... Develop complex, scalable backend services from the ground up using cutting-edge technologies such as
Fullstack Developer Net Angular
- Team Up
- Warszawa
- August 5
Strong backend skills with .NET Solid experience with Angular and TypeScript Proficiency in RESTful ... with HATEOAS and frontend technologies: HTML, CSS, JavaScript Hands-on experience designing scalable backend ... Role: Fullstack Developer (.NET Angular) Location: 100% Remote Start: ASAP Contract: UoP or B2B ... Rate: 18 000 – 24 000 PLN We’re looking for a Fullstack Developer to join an international team building ... existing systems and shape technical decisions ✅ Requirements: 5 years of experience as a Fullstack Developer
Senior Fullstack Developer (React & Node.js)
- Pragmatike
- Warszawa
- July 18
zdalnie) Python Backend Junior Software Engineer - Remote 4 days a week (Europe) Warsaw, Mazowieckie, ... Responsibilities : Design, develop, and maintain scalable web applications using React (frontend) and Node.js (backend ... Requirements : 5+ years of professional experience as a Fullstack Developer. ... Join to apply for the Senior Fullstack Developer (React & Node.js) role at Pragmatike 1 day ago Be among ... Work with modern tools and frameworks to improve developer productivity and software quality.
Backend Developer for Imunify360 (remote-only, Europe)
- Cloudlinux
- Warsaw
- July 25
We are looking for a talented Backend Developer to join the Imunify360 Server Team! ... We are looking for someone who has: 3+ years of relevant work experience as a Backend Developer. ... As a Backend Developer, you will drive technical excellence and ensure reliability, performance, and
Senior Backend Developer (PHP, Adobe Magento 2)
- Michael Page
- Warsaw
- July 17
Social network you want to login/join with: Senior Backend Developer (PHP, Adobe Magento 2), Warsaw Location
Backend Developer (.Net Core) - Core & Data
- Veepee
- Warsaw
- July 10
JOB DESCRIPTION Today we are looking for a Backend Developer to join the Core & Data product team (within
Senior Ruby on Rails Developer - Freelancer
- Monterail
- Warsaw
- July 7
Senior React & Ruby on Rails Developer - Freelancer Python Backend Junior Software Engineer - Remote ... Developer (Security) (worldwide remote, work anywhere) Python Backend Senior Software Engineer - Remote ... Senior Ruby on Rails Developer - Freelancer Senior Ruby on Rails Developer - Freelancer Hi! ... We are looking for a Senior Ruby on Rails Developer to join us as a freelancer and help us create different ... (Python) - Quality Assurance (AI Trainer) Senior Fullstack Developer (Frontend Oriented) Senior Python
Senior/Expert Python Developer
- Lingaro
- Warsaw
- July 26
Requirements Essential: Proven experience (7+ for Senior or 10+ for Expert) as a Backend Developer with ... Join to apply for the Senior/Expert Python Developer role at Lingaro 2 months ago Be among the first ... 25 applicants Join to apply for the Senior/Expert Python Developer role at Lingaro Get AI-powered advice ... Design, develop, and maintain backend applications using Python and Django. ... Monitor system performance, troubleshoot issues, and optimize backend processes.