2499 backend developer English-speaking jobs in Warsaw

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

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

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

) Project length: 12 months extensions Project language: English We are looking for a dedicated BI Developer

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

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

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

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

The Salesforce Developer role primarily involves backend development with Apex , a strongly typed, object-oriented

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

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

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

Social network you want to login/join with: Senior Backend Developer (PHP, Adobe Magento 2), Warsaw Location

JOB DESCRIPTION Today we are looking for a Backend Developer to join the Core & Data product team (within

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

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.

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

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.

) Work Mode : Hybrid model Job type : UoP(Permanent contract ) Note: We are looking for Strong Java backend ... Proven experience as a Full Stack Developer with a focus on Java and Angular. ... developer with Angular(Frontend) Start Date : Immediate Responsibilities Design, develop, test, and ... first 25 applicants Direct message the job poster from Talent Search Technology Job Title: Full-stack developer ... | React | Web team Full-Stack Software Engineer (L4/5) - Enablement Apps Team Internship: Front-End Developer

The Role: Node.js Developer We’re seeking a talented Node.js Developer to join our web development team ... We're Hiring: Node.js Developer – Hybrid/Warsaw About the Company Our client is a US-headquartered ... You’ll be responsible for building and maintaining scalable backend applications and APIs, ensuring performance ... maintain server-side applications using Node.js Design and implement RESTful and GraphQL APIs Optimize backend ... experience Qualifications Bachelor’s or Master’s degree in Computer Science or related field 4 years of backend