Senior Frontend Tech Lead — React/Next.js & Graphics

Uvation, Inc.; Lazio; On-site; EUR 70,000 - 100,000; Full time

Job summary

Uvation, Inc. is seeking an experienced Front-End Engineer to steer technical direction for complex React/Next.js features and advanced interactive graphics.

You will mentor the team, review designs, and define scalable front-end architecture with a strong focus on performance, accessibility, and clean UI boundaries. The role requires deep experience with React, Next.js, TypeScript, and modern state-management approaches, plus familiarity with design systems and API contracts.

Qualifications

• Advanced experience with React, Next.js, TypeScript and modern hooks-based component design.
• Ability to design scalable front-end architecture with a single source of truth and clear boundaries between UI, business logic and data access.
• Experience designing reusable component libraries and governing consistent component APIs.
• Deep experience with Zustand, Redux Toolkit or an equivalent state-management approach, including efficient selector design.
• Strong HTML, CSS and SCSS skills, including responsive design, accessibility and style isolation.
• Experience implementing interfaces from detailed visual specifications and using design systems such as IBM Carbon or Material UI.
• Strong REST API integration experience, including typed models, adapters, polling and defensive handling of missing or inconsistent data.
• Experience defining or validating API contracts with backend teams and applying contract-testing principles.
• Demonstrated performance expertise, including profiling, memoisation, code splitting, lazy loading and bundle analysis.
• Awareness of frame rate, GPU utilisation and memory behaviour on graphics-heavy screens.
• Hands-on experience with WebGL, three.js or React Three Fiber, including scene and camera control, pointer picking and animation timelines.
• Experience managing events and interaction across layered UI and graphics surfaces.
• Experience integrating map SDKs, handling coordinate systems, implementing provider fallbacks and managing API tokens safely.
• Ability to build components that integrate into an existing host application through clean props and callbacks, isolated styles and no unintended global side effects.
• Strong testing experience with Vitest or Jest and React Testing Library, supported by a practical test strategy.
• Experience with strict TypeScript, error boundaries, cross-browser testing and browser DevTools.
• Experience contributing to CI/CD pipelines, Git workflows and high-quality pull-request reviews.
• Experience with Azure DevOps
• Proven technical leadership through mentoring, task breakdown, estimation and technical documentation.
• Understanding of front-end security fundamentals, including secure environment configuration, safe logging and responsible third-party dependency use.

Responsibilities

• Own technical direction for front-end features and mentor the team through reviews and guidance.
• Collaborate on architecture, performance tuning and integration with backend services.
• Define and maintain component libraries and UI APIs.
• Collaborate with design systems and implement interfaces from visual specs.
• Ensure robust testing strategy and cross-browser compatibility.
• Contribute to CI/CD pipelines and code reviews.
• Provide technical leadership and documentation across the frontend stack.

Skills

React

Next.js

TypeScript

Hooks-based design

Architecture design

Performance optimization

WebGL/Three.js

UI collaboration & reviews

REST API integration

Contract testing

CI/CD & DevOps basics

Azure DevOps

Testing with Vitest/Jest

Tools

Azure DevOps

Git workflows

Jest

Vitest

Playwright

Job description

Uvation, Inc. is seeking an experienced Front-End Engineer to steer technical direction for complex React/Next.js features and advanced interactive graphics.

You will mentor the team, review designs, and define scalable front-end architecture with a strong focus on performance, accessibility, and clean UI boundaries. The role requires deep experience with React, Next.js, TypeScript, and modern state-management approaches, plus familiarity with design systems and API contracts.