Praca Backend Web Developer Warszawa. Znaleziono 4352 ofert pracy.

Architect Senior Full-stack Developer Python React Nextjs

DataArt PL, 52.21519, 21.2453, warszawa, mazowieckie, Warszawa 2 dni temu

... years of experience in Modern Web Application development in particular React, Next.js Experience in Python-based backend development, especially with modern frameworks ...

Senior Front-End Developer React Nextjs

Link Group PL, 52.21519, 21.2453, warszawa, mazowieckie, Warszawa 2 dni temu

... looking for a Front-End Developer to join a technology-focused team working on modern web applications. This role will play ... Integrate front-end applications with backend services via REST APIs (gRPC-Web knowledge is a plus) Identify, ...

Senior Angular Developer

Link Group PL, 52.21519, 21.2453, warszawa, mazowieckie, Warszawa 2 dni temu

... as a Front-end Angular Developer Strong hands-on experience with ... of security best practices in web and financial applications Experience with ... , or fintech projects Knowledge of backend technologies (Java, .NET, Node.js) ...

Middle Full Stack NodeJS Developer for UBO Team

GR8 Tech PL, 52.21519, 21.2453, warszawa, mazowieckie, Warszawa 2 dni temu

... .js–based systems by owning backend and frontend components end to ... technical decisions Design and evolve backend and frontend architecture using Node. ... & execution Build, ship, and maintain backend services and web interfaces in production. Deliver new ...

Python Developer - Real-time Systems

TQLO SPÓŁKA Z OGRANICZONĄ ODPOWIEDZIALNOŚCIĄ PL, 52.21519, 21.2453, warszawa, mazowieckie, Warszawa 2 dni temu

... of experience as a Python Developer Strong knowledge of Python and backend service development Hands-on experience with web frameworks such as Flask , FastAPI ...

Senior Java Developer

Inspeerity PL, 52.21519, 21.2453, warszawa, mazowieckie, Warszawa 2 dni temu

... , and deploying software applications for web, backend, enterprise and mobile. We are crazy about technology, serious about people. TL;DR • Who : Senior Java Developer • Contract Type : B2B Framework Agreement. • ...

Senior Frontend Developer for CRM Integrations Team

GR8 Tech PL, 52.21519, 21.2453, warszawa, mazowieckie, Warszawa 2 dni temu

... account for load, performance, and web security (CORS, CSP, OWASP). Delivery & ... testing). Team & Leadership Mentor junior developers and elevate team standards through ... Azure knowledge). Basic understanding of backend database concepts (SQL NoSQL) and ...

Senior Frontend Fullstack Developer

CLOUDFIDE PL, 52.21519, 21.2453, warszawa, mazowieckie, Warszawa 2 dni temu

... are A Senior Frontend Fullstack Developer with 4 years of experience, combining deep React expertise with strong Python backend skills. Youre passionate about building scalable, modern web applications and thrive in cloud ...

Senior NET Developer

Inspeerity PL, 52.21519, 21.2453, warszawa, mazowieckie, Warszawa 2 dni temu

... , and deploying software applications for web, backend, enterprise and mobile. We are crazy about technology, serious about people. About position: We are looking for Senior .NET Developers who enjoy collaborating in a ...

Senior PHP Developer

SILK SOFTWARE HOUSE PL, 52.21519, 21.2453, warszawa, mazowieckie, Warszawa 2 dni temu

... and web systems for fintech, payments, and large-scale platforms. We value ownership, strong engineering judgment, and the ability to design solutions, not just implement tickets. Your Role As a Senior PHP Developer, you’ll take ownership of backend ...

Senior Mid Java Fullstack Developer m f n

Shimi Sp. z o.o. PL, 52.21519, 21.2453, warszawa, mazowieckie, Warszawa 6 dni temu

... for a Java Fullstack Developer (m f n). As part ... with a stronger focus on backend. Responsibilities Development (Backend and Frontend) on several applications ... , Collections, Serialization, Memory management) Web communication: XML, JSON, REST Spring ...

Fullstack developer Nodejs and React f m d

FIEGE Sp. z.o.o. PL, 52.21519, 21.2453, warszawa, mazowieckie, Warszawa 6 dni temu

... you as an experienced software developer so that you can help ... . C# ASP.NET Core-based web applications come as easily to ... 2 years) as a fullstack developer in the field of web applications. You have extensive knowledge ...

Senior Ruby on Rails Developer

Monterail Sp. z o.o. PL, 52.21519, 21.2453, warszawa, mazowieckie, Warszawa, mazowieckie 8 dni temu

Senior Ruby on Rails Developer Miejsce pracy: Warszawa Technologies we ... -on experience in building complex web & mobile backends. Database knowledge: Proficiency in SQL ( ...

Angular Developer

B2B.NET S.A. PL, 52.21519, 21.2453, warszawa, mazowieckie, Warszawa, mazowieckie 8 dni temu

... 5 lat doświadczenia w web development (HTML, JavaScript, TypeScript, CSS) 3 lata doświadczenia w .NET i C# (web development) 3 lata doświadczenia w ... technologiczne agile Skład zespołu backend developer frontend developer product owner Tak pracujemy nad ...

Senior CMS Drupal Developer

Cyclad PL, 52.21519, 21.2453, warszawa, mazowieckie, Warszawa, mazowieckie 8 dni temu

... . As a Senior Lead CMS Developer, you’ll lead development efforts, define ... : PHPUnit Your responsibilities Develop Lightning Web Components (LWC) to build the ... with Apex controllers and consume backend APIs Participate in functional testing ...

Python Developer

Samsung R&D Institute Poland PL, 52.21519, 21.2453, warszawa, mazowieckie, Warszawa, mazowieckie 10 dni temu

... regular penetration testing on internal web applications and services. We are currently seeking skilled Python developer to help improve existing tools ...

Senior .NET Developer – AI and Cloud Solutions

ITDS Polska Sp. z o.o. PL, 52.21519, 21.2453, warszawa, mazowieckie, Warszawa, mazowieckie 11 dni temu

... project As a Senior .NET Developer – AI and Cloud Solutions, you ... # and .NET. Develop and enhance backend web applications including API and business ... experience as a .NET C# Developer. Practical experience with GenAI, including ...

Senior Flutter Developer

Monterail Sp. z o.o. PL, 52.21519, 21.2453, warszawa, mazowieckie, Warszawa, mazowieckie 18 dni temu

... looking for a Senior Flutter Developer to join our team and ... with fellow designers, project managers, backend, QAs and front-end developers on state-of-the-art ... experts. 900 projects. Monterail builds web & mobile apps for startups and ...

Fullstack Developer Nodejs React

Experis Manpower Group PL, 52.21519, 21.2453, warszawa, mazowieckie, Warszawa 2 dni temu

... based solution with new frontend, backend, and integration functionalities. You will ... professional experience as a Fullstack Developer Very strong knowledge of React ... read, understand, and extend existing backend codebases Practical experience using Claude ...

Senior Java Developer

SILK Software House PL, 52.21519, 21.2453, warszawa, mazowieckie, Warszawa 2 dni temu

... Role As a Senior Java Developer, you’ll take technical ownership of backend services, influence architectural decisions, and ... commercial experience as a Java Developer Strong commercial experience with Java & ...