Hybrid Senior Frontend Developer, React

at Beyond Soluções

• Job title: Senior Frontend Developer, React
• Job type: Full Time
• Experience level: Senior
• Salary: Not specified
• Degree requirement: Bachelor's Degree
• Tech skills: AWS, Azure, Cloud, JavaScript, React, TypeScript, Webpack
• Location requirements: Hybrid, Sao Paulo, Brazil

About the role

• Senior Frontend Developer driving high performance applications using React and TypeScript at Beyond Soluções. Collaborating with design and backend teams to deliver quality products.

Responsibilities

• Lead the development of front-end applications using React and TypeScript with a focus on high performance.
• Collaborate with design and backend teams to integrate solutions and deliver high-quality products.
• Actively contribute to the evolution of the Design System and the implementation of microfrontends.
• Perform optimizations and ensure application performance in production.

Requirements

• Advanced expertise in React + TypeScript, including advanced hooks, composition patterns, render control and performance optimization
• Strong knowledge of JavaScript (ES6+), semantic HTML and modern CSS (CSS Modules, Styled Components, Tailwind or equivalent)
• Experience with microfrontend architectures (Module Federation or equivalent), including building the shell/orchestrator, independent MFEs, inter-module communication, versioning, dependency isolation and independent deployment
• Experience creating and evolving Design Systems, with reusable componentization, use of design tokens, visual/technical standardization and tools such as Storybook, as well as component governance
• Experience in high-throughput, low-latency systems, addressing real production performance issues
• Experience with frontend profiling and optimization using tools like Chrome DevTools and Lighthouse, and applying techniques such as code splitting, lazy loading, memoization, list virtualization and bundle size reduction
• Strong ability to evaluate and integrate JavaScript libraries, understanding trade-offs, adapting to context and avoiding unnecessary dependencies
• Experience with building and delivering frontend applications, including CI/CD (GitHub Actions, Azure DevOps), bundler configuration (Webpack/Vite) and versioning and independent deployment strategies
• Nice-to-have: experience with portal/shell-based architecture, BFF (Backend for Frontend), frontend observability, feature flags and cloud (AWS/Azure)

Benefits

• 💳 Flash Card — R$ 936.00 per month for flexible use on food, meals and mobility.
• 🩺 SulAmérica Health Plan — no copayment or payroll deduction
• 😁 SulAmérica Dental Plan — no copayment or payroll deduction
• 🛡️ Life Insurance
• 🏋️ Gympass | Wellhub — access to gyms and fitness activities
• 🏃 TotalPass — access to gyms, fitness, wellness and sports
• 🏖️ SESC Partnership — benefits for culture, leisure, sports and well-being
• 💰 Creditas — access to financial benefits, loans and pension plan options
• Additionally, our culture encourages: ✔️ Continuous exchange among tech talent ✔️ Internal mobility to new projects ✔️ Direct contact with leadership and clients ✔️ Close support from the People team + BP