Postúlate en Kit Empleo: kitempleo.com.ar/empleo/q8ybn

We are seeking a
Senior Frontend Developer t
o build and maintain complex, high‐performance web applications. This role is strongly hands‐on, focused on delivering high‐quality frontend code, solving complex UI and data challenges, and contributing to a modern, scalable frontend architecture. You will work closely with product, design, and backend teams, contributing through code, technical expertise, and best practices rather than formal people management.
This role is critical to the evolution of our product, user experience, and the strategic direction of the frontend platform.
6+ years
of professional frontend development experience.
Strong command of
TypeScript, React, and Next.js
.
Deep familiarity with
data fetching and state management
libraries (React Query, Zustand).
Experience integrating
complex authentication flows
(SSO, sessions, JWT).
Solid experience with
automated testing
(Cypress, Jest).
Proven ability to work in fast‐paced environments and deliver production‐ready code.
Strong communication skills and ability to collaborate in distributed teams.
Key Responsibilities
Develop and maintain modern frontend applications using
React 18, Next.js 14, and TypeScript
.
Build responsive, accessible, and high‐performance user interfaces using
Chakra UI
, custom design systems, and modern UI patterns.




Implement and maintain complex state management solutions using
React Query (TanStack Query)
and
Zustand
, including caching, synchronization, and background updates.
Work with
REST and GraphQL APIs
, handling advanced data fetching, error handling, and edge cases.
Integrate authentication and authorization flows using
NextAuth
,
JWT‐based sessions
, and third‐party identity providers.
Contribute to
Next.js middleware
, routing, and server‐side logic where needed.
Write and maintain automated tests:
E2E testing with Cypress
Unit and integration tests with Jest
Apply best practices in
performance optimization
,
accessibility (a11y)
, and
developer experience (DX)
.
Participate in code reviews, technical discussions, and architectural decisions.
Collaborate closely with designers and product managers to translate requirements into clean, scalable implementations.
Nice to Have
Experience working on
e‐commerce or marketplace platforms
.
Familiarity with
GraphQL schema design
and performance optimization.
Experience contributing to or maintaining a
design system
.
Exposure to
React Native
.
Experience working on early‐stage MVPs or greenfield products.
Competitive compensation in USD.
10 PTOs

Postúlate en Kit Empleo: kitempleo.com.ar/empleo/q8ybn

📌 Sr Frontend Developer (Pilar)
🏢 Workana
📍 Pilar