Top Front End Developer Jobs in Romania

Lead development and maintenance of front-end libraries, SDKs, and the design system. Provide technical vision, consult and evangelize front-end best practices, collaborate with designers and engineers, drive adoption of the stack, and optimize web application performance and scalability.

Design and implement developer-facing UI from Figma to production using Hotwire (Turbo + Stimulus) and ViewComponents. Own the dashboard, API playgrounds, docs, marketing site, and data visualization. Optimize performance and bundle size, maintain a coherent component system, and ship polished, production-ready front-end with tests and CI/CD.

The Senior Frontend Engineer will design and build high-performance applications, mentor junior engineers, and collaborate with teams to enhance the LSEG Workspace platform.

Full-stack Developers at QuantCo build user interfaces for machine learning solutions, collaborating with data scientists and engineers to deliver actionable products.

Lead front-end technical strategy across multiple teams for a complex, data-dense merchant platform. Own architecture, component systems, state management, performance, accessibility, and front-end observability. Mentor engineers, drive cross-team alignment, and partner with Product, Design, and backend engineers to deliver a cohesive merchant experience including the Primer AI Companion.

Build and own merchant-facing frontend projects end-to-end. Lead frontend architecture, produce RFCs/ADRs, create composable performant accessible UI, monitor production impact, respond to incidents, and mentor engineers while ensuring high code quality and measurable outcomes.

Join Cerebras Systems to optimize and develop frontend compiler infrastructure for PyTorch models on their unique wafer-scale AI platform, focusing on model representation and optimization.

Design and deliver high-quality Angular-based web applications, collaborate with cross-functional teams, provide client technical consultancy, mentor colleagues, drive code quality and refactoring, and use AI tools to improve productivity and decision-making.

Join Primer's Growth team to build self-serve merchant onboarding features. Ship React frontend dashboard work, deploy to production, monitor impact, collaborate with Design, and contribute to Python backend code when needed.

Own and evolve the marketing website platform: design Sanity content schemas, build Astro components and design-token-driven UI, ensure accessibility (WCAG 2.2 AA), SEO, localization and performance, extend tooling for AI-assisted composition, and ship end-to-end features from schema to production.

Design and maintain a modular, high-performance frontend: implement a pixel-perfect design system, optimize rendering and bundle sizes, architect client-side state for real-time data, integrate complex APIs, and ensure global availability and operational readiness for a Web3 consumer platform.

Hands-on senior frontend engineer responsible for building and owning production-grade React/TypeScript UIs from Figma. Ship responsive, mobile-first features, complex forms, and tests; optimize performance and bundle size; define component patterns and frontend architecture; collaborate with Product, Design, and Backend; mentor juniors and maintain high quality standards in an AI-assisted remote workflow.

Lead development and maturation of Quantum Design System: build accessible, reusable UI components and design tokens, translate Figma into scalable code, collaborate with designers and UX, document usage, and drive adoption across the organisation.

Design, develop, and maintain large-scale Angular applications using NGRX and RxJS. Implement best practices for performance, responsiveness, and cross-browser support. Integrate with backend RESTful APIs, participate in code reviews, mentor junior developers, and write clean, testable code.

Build and maintain responsive, high-performance user interfaces using React and modern front-end technologies. Translate UI/UX designs into reusable code, integrate with backend APIs, optimize performance and cross-browser compatibility, and contribute to testing, code reviews, and engineering best practices in a product-driven, remote environment.

As a Senior Full Stack Web Engineer, you'll develop scalable web applications, mentor colleagues, integrate AI tools, and ensure software quality.

Serve as a senior Java full-stack engineer building and maintaining backend services for blockchain applications, integrate APIs with React/Vue frontends, design scalable enterprise blockchain solutions, troubleshoot complex backend issues, and collaborate with cross-functional teams to apply best practices.

The role involves building creative tools for content editing, enhancing features with PixiJS and WebGL, and improving collaboration workflows.

Design and develop front-end components using Java and Angular, collaborate in Agile environments, and apply software engineering best practices.

As a Frontend Software Engineer, you will build user interfaces for Amplemarket's sales platform, collaborating with co-founders and cross-functional teams to enhance product usability and user experience.