Tech Lead React Native

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