Senior Front-End Engineer - React/GraphQL with AI Tools

Testing Site - JPMC; Buenos Aires; Vor Ort; ARS 1.800.000 - 4.000.000; Vollzeit

Zusammenfassung

Testing Site - JPMC in Buenos Aires, Argentina is seeking a seasoned Software Engineer to build modern web apps using React, Redux Toolkit, and GraphQL. You’ll collaborate across product, design, and backend teams to deliver secure, accessible experiences at scale.

You’ll work with GraphQL services, implement robust testing, CI/CD, and performance optimizations while mentoring peers and contributing to engineering best practices.

Qualifikationen

• Production-grade React experience (5+ years).
• Strong JavaScript/TypeScript fundamentals.
• Experience with Redux/Redux Toolkit and GraphQL client caches.
• Hands-on GraphQL integration in front-ends (Apollo Client or urql).
• Testing across unit, integration, and component tests.
• Semantic HTML, modern CSS, responsive design.
• Frontend build tooling and linting/formatting.
• Auth flows, secure storage, and security basics.
• Git and Agile teamwork.
• Ability to use AI coding assistants and craft clear prompts.

Aufgaben

• Build, test, and maintain responsive React applications.
• Implement state management with Redux Toolkit and GraphQL client caches.
• Integrate GraphQL services using Apollo Client or urql; manage caching, pagination, retries.
• Collaborate with backend teams on schema and API contracts; ensure WCAG-compliant UI.
• Write high-quality tests (Jest, RTL) and automate via CI/CD.
• Profile and optimize performance and GraphQL usage.
• Participate in architecture/design reviews and document components.
• Mentor peers and contribute to engineering best practices.
• Leverage AI tools to accelerate coding workflows.

Kenntnisse

React

TypeScript

Redux Toolkit

GraphQL (Apollo)

Jest/RTL

CI/CD

Git

AI coding tools

Accessibility

Web security basics

Tools

Webpack/Vite

Nx/Turborepo

Storybook

GraphQL clients

Jobbeschreibung

Testing Site - JPMC in Buenos Aires, Argentina is seeking a seasoned Software Engineer to build modern web apps using React, Redux Toolkit, and GraphQL. You’ll collaborate across product, design, and backend teams to deliver secure, accessible experiences at scale.

You’ll work with GraphQL services, implement robust testing, CI/CD, and performance optimizations while mentoring peers and contributing to engineering best practices.