3010 frontend developer English-speaking jobs in Warsaw

What we're looking for: Domain knowledge in Frontend; Minimum 3 years of experience as Business Analyst

Participate in code reviews, design discussions, and agile ceremonies; switch between frontend, backend ... Design and implement robust, secure, and scalable applications across the full stack: React for the frontend ... field and 6+ years of relevant experience Strong knowledge of React, JavaScript/TypeScript, and modern frontend

(incl. testing, web frontend, backend, monitoring, DevOps thinking, data) and have experience with test ... relational databases, SQL & ORM technologies and PostgreSQL You are open to the approach of a full-stack developer

TypeScript MongoDB Optional Microsoft Azure Azure DevOps About the project You are a seasoned backend developer ... through testing (Jest), documentation (Swagger), and adherence to best practices •Work closely with frontend

Develop and maintain high-quality frontend applications using Vue.js and TypeScript. ... Your backend skills, especially with .NET, will complement your frontend work, enabling you to develop ... Backend work with .NET will complement frontend development to deliver integrated solutions aligned with ... Solid experience building sophisticated user interfaces with TypeScript and Vue.js, capable of owning frontend

We’re looking for developers who lean frontend, love clean code and intuitive UX, and are just as comfortable ... , and familiar with Supabase or AWS Confident integrating APIs and handling full feature flows from frontend ... fun: vibe coding sessions where we build together, share wins, and play music Requirements Strong in frontend

This role involves both backend and frontend development tasks, with a focus on enhancing security features ... latest version,Implement two-factor authentication (2FA),Upgrade Angular to the latest version,Adapt the frontend ... requirements, potentially migrating to a banking library with pre-built components,Implement changes to the frontend

Our Technology Stack - Frontend Technologies React - Modern JavaScript UI library TypeScript - Strongly

AI-assisted development practices (GitHub Copilot, Cursor)Collaborate with architects, backend, and frontend ... microservicesStrong proficiency in designing and implementing REST APIsExperience integrating with modern frontend

and contribute to continuous improvement What You Bring 3+ years of experience with Java, Spring, and frontend ... and contribute to continuous improvement What You Bring 3+ years of experience with Java, Spring, and frontend

Project stack: Frontend: AngularJS 1.3.14 (ui-router), Bootstrap 4, Gulp build system Back‑End: Node.js ... the client team directly and take ownership of feature delivery across both a legacy AngularJS 1.x frontend

/ Node.js Role Overview We are seeking a Senior Fullstack Engineer with strong expertise in modern frontend

PL/SQL Developer (Oracle Forms)# PL/SQL Developer (Oracle Forms)Data## Tech stack#### PolishC2#### Oracleadvanced ... PL/SQL Developer (Oracle Forms) #J-18808-Ljbffr ... PL/SQL Developer (Oracle Forms)4 621 - 5 198 USDNet per month - B2B7. ... largest insurance companies***Localization: Warsaw, hybrid model 1 x week in the office*As a **PL/SQL Developer ... (Oracle Forms)4 621 - 5 198 USDNet per month - B2BPL/SQL Developer (Oracle Forms)Złota 59, WarszawaITDS4

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

Previous Developer Experience, Developer Relations or Developer Advocacy experience. ... Why this role matters: We're looking for a Developer Advocate (Onboarding) to join the Vonage Developer ... Developer Feedback: Gather and analyze developer feedback to identify opportunities for tooling improvements ... Background in creating developer documentation and technical content. ... Relations team and transform the developer onboarding experience for our APIs.

Proficiency in JavaScript and modern frontend frameworks such as React. ... Solve complex workflow problems and implement enhancements in frontend and backend services based on ... Understanding of REST architecture, SPA approach, micro-frontend architecture, common software design

Position Summary: We’re looking for a Senior Software Engineer (Frontend) to join our Event Messaging ... Experience with state management libraries (e.g., Redux, Zustand, or similar) Proven ability to lead frontend ... implementation and rollout Solid experience working with RESTful and/or GraphQL APIs Familiarity with frontend

event data to ensure accuracy, consistency, and completeness Validate and monitor frontend event tracking ... Expertise in BI tools such as Tableau (primary tool), Power BI, or QlikView Experience in working with frontend ... insights and facilitate decision-making Communicate findings and recommendations to stakeholders Analyze frontend

architectures Solid experience with TypeScript and building maintainable, modular codebases Strong frontend ... fantastic opportunity for someone who enjoys solving complex challenges and working across both backend and frontend

Key Responsibilities Adding new functionality to l2beat.com (some frontend work, but mainly analysing ... monitoring (incl. distributed systems) TypeScript/Node.js proficiency mainly in backend but also on the frontend