React Tech Lead
Barcelona, Spain —
Hybrid (3 days onsite, 2 days remote)
Wizeline, a global AI-native technology solutions provider, develops cutting-edge, AI-powered digital products and platforms. We partner with clients to leverage data and AI, accelerating market entry and driving business transformation. As a global community of innovators, we foster a culture of growth, collaboration, and impact.
Lead the
design, architecture, and implementation
of the frontend application.
Write
clean, maintainable, and well-tested code
using modern React (including React 18 features).
Collaborate closely with backend engineers, designers, and product managers to deliver a
seamless and high-quality user experience
Establish and enforce
frontend best practices
related to code style, component composition, accessibility, state management, documentation, and tooling.
Provide
technical mentorship
to frontend team members, supporting growth and ensuring alignment with architectural decisions.
Take ownership of the
entire frontend development lifecycle
, from planning to deployment.
Partner with other engineering teams to integrate APIs and ensure optimal application performance.
7+ years
of professional experience in frontend engineering with a strong specialization in
React
~ Expert-level knowledge of
ReactJS
, including React Hooks and modern React 18 capabilities.
~ Deep expertise in
HTML
(semantic markup, accessibility standards).
~ Strong expertise in
CSS
, including vanilla CSS and scalable CSS methodologies.
~ Hands-on experience with
frontend tooling
: Webpack, Babel, NPM / Yarn.
~ Strong experience with
Git
and GitHub-based workflows.
~ Experience working with
CSS-in-JS
libraries.
~ Familiarity with
Storybook
for UI documentation and component-driven development.
~ Bachelor’s degree in Computer Science, Software Engineering, or a related field.
~ Advanced English communication skills.
code generation, analysis, documentation, research). Recommend effective use of AI and identify automation opportunities.
Experience with performance optimization for large-scale frontend applications.
Familiarity with accessibility automation tools and frontend testing frameworks.
Understanding of cloud platforms (AWS, GCP, Azure).
Commitment to Professional Development
Global Opportunities
Tech Lead • Madrid, Spain