Front-End Developer

Build modern, scalable web apps with React.js and collaborate with designers & back-end team.
Category:
Motion Designer
Level:
Junior
Format:
Flexible
Location:
USA

About the role

We’re equinox dynamics, a growth-driven digital team registered in portugal. we ship seo-friendly web apps and marketing sites that load fast, rank well, and convert. you’ll build clean, accessible uis, collaborate with design and backend, and obsess over core web vitals.

What you’ll do

  • build and ship responsive interfaces in react/next.js with typescript
  • implement accessible, reusable components and maintain a shared ui library
  • integrate apis (rest/graphQL), handle state and data fetching efficiently
  • optimize performance, seo, and lighthouse scores across devices
  • collaborate via figma specs, write maintainable css (tailwind or css-in-js)
  • cover critical paths with tests and participate in code reviews
  • work closely with seo/ppc teams to align ux with growth goals

Must-have

  • 3+ years in front-end development, strong js + typescript
  • solid react knowledge, next.js experience, routing, ssg/ssr basics
  • state/data tools like react query/zustand/redux
  • semantic html, accessibility basics (wcag), responsive layout
  • css proficiency: tailwind or modern css architecture
  • performance mindset: bundle control, code-splitting, lazy loading
  • git workflows and clear, async communication in english (b2+)

Nice-to-have

  • next.js app router, edge/runtime caching, image optimization
  • testing: jest + react testing library
  • storybook and design systems experience
  • headless cms (sanity, contentful, strapi)
  • basic node.js for tooling and simple api routes
  • analytics basics and experimentation mindset

Our stack today

react, next.js, typescript, tailwind, react query, node.js, rest/graphQL, jest/rtl, storybook, figma, vercel.

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WHY join us?

7+
Years in business
15+
diverse clients served
10+
global niches covered
500+
successful projects