Job Closed
This listing is no longer active.
Frontend Developer, React – Mid-level
Location
Brazil
Posted
131 days ago
Salary
0
Seniority
Senior
Job Description
Frontend Developer, React – Mid-level
FCamara Consulting & Training
• Regularly participate in brainstorming sessions on user experience, data analysis, and task flow with your team's designer, Product Owner (PO), and data scientist • Develop creative frontend solutions to meet user needs and enhance user experience • Improve the experience of applications used by millions of users • Develop responsive pages and visual components • Integrate with RESTful APIs • Review team pull requests • Analyze legacy applications to drive their evolution and the platform's advancement
Job Requirements
- CI/CD (Jenkins / GitHub Actions)
- Design System
- Knowledge of OOP, SOLID principles, and Clean Code
- More than 3 years of experience in frontend development
- Familiarity with methodologies: Agile, Scrum, Kanban
- Strong knowledge of JavaScript (ES6, TypeScript), Node.js, HTML, CSS, and React
- Accessibility (A11y): WCAG Levels A, AA, and AAA
- Ability to maintain high page performance through continuous monitoring of performance indicators using tools like Lighthouse or GTmetrix
- Experience with JavaScript frameworks/libraries: Styled Components, Next.js, Redux, Node.js
- Good understanding and experience with SSR (Server-Side Rendering), SPA (Single Page Application), and SSG (Static Site Generation)
- Development with unit tests, integration tests, and linting
- Knowledge of Architecture and Domain-Driven Design
- Micro-frontends
Benefits
- Remote work
- Diversity, Respect, and Ethics as part of the company’s DNA
Related Guides
Related Job Pages
More Frontend Engineer Jobs
• Design and develop new modules in the front end and in back-end APIs; • Maintain code and fix bugs; • Support integration with the system back end; • Understand and apply the solution's business rules; • Participate in project ceremonies
Senior Front End Engineer
KnackWe empower everyday innovators to create no-code apps that manage data, automate processes and move workflows online.
• Leverage React and Typescript to craft clean, beautiful, maintainable, extensible, and secure code. • Refactor and modernize our codebases to increase maintainability, performance, and rapid iteration. • Drive innovative problem-solving on challenging engineering problems, including reusable and responsive UI components, app global state management, validations and error handling, theme management, rendering performance, and JS bundle optimizations. • Collaborate with a broad set of stakeholders from Production Management to Customer Success to enable well-informed business decision-making by bringing appropriate information to discussions, clarifying scope, accurately presenting tradeoffs, and communicating potential scope changes and alternatives with associated pros/cons. • Be an inspiring and supportive teammate by following the engineering processes, communicating often and quickly, participating in PR reviews, pair programming, active feedback, idea generation, coaching, learning, and being a delightful human being.
Senior Frontend Developer, ReactJS
Arcanys#1 Custom Software Development & Team Augmentation Partner in the Philippines
• Develop and maintain new user-facing features for our web platform. • Build reusable, efficient, and modular React components to enhance scalability. • Collaborate with UX/UI designers to translate mockups into responsive, visually appealing user interfaces. • Write clean, maintainable code that adheres to best practices and coding standards. • Ensure the technical feasibility of UI/UX designs across multiple devices and platforms. • Debug and optimize front-end performance to deliver fast-loading pages and seamless user experiences. • Stay up to date with the latest developments and advancements in React.js and related technologies.
Senior Front End Engineer
FlashfoodFlashfood is a mobile marketplace designed to help shoppers access discounted groceries while reducing food waste. Founded to tackle the global issue of unsold yet perfectly good f
About UsOur company is on a mission to reduce food waste and make high-quality, affordable food accessible to everyone. Through our innovative app-based marketplace, we connect shoppers with discounted perishable items while helping retailers turn would-be waste into revenue and meaningful environmental impact. We’re growing quickly across North America and partnering with retailers of all sizes to expand our reach. If you’re passionate about creating real change for people and the planet, we’d love for you to join us. Your work here will directly contribute to a mission that helps families save money, reduces waste, and builds a more sustainable future. What We're Looking For We’re hiring a hands-on Senior Engineer with deep React Native experience to own and evolve high-impact mobile features across iOS and Android. You’ll be a TypeScript expert focused primarily on our React Native application, contributing to mobile architecture, performance, and reliability. This is a senior individual contributor role - you’ll write production code daily, mentor engineers within the mobile team, and partner closely with Product and Design to deliver high-quality customer experiences. What You'll Do End-to-End Delivery - Own and deliver complex React Native features from technical design through production release across iOS and Android that support a growing user base, evolving product requirements, and real-world mobile constraints. - Write clean, maintainable, and well-tested TypeScript code with strong attention to performance and user experience. - Troubleshoot and resolve production issues, including crashes, regressions, and platform-specific edge cases. Mobile Architecture & Technical Design - Contribute to scalable mobile architecture decisions, including state management, navigation, API and tool integrations, and feature modularization. - Improve codebase maintainability by reducing technical debt and promoting reusable, well-structured components. - Apply performance, accessibility, and platform best practices to deliver smooth, consistent user experiences. Developer Experience & Reliability - Improve team-level mobile workflows, testing practices, and release processes. - Instrument applications with meaningful logging, monitoring, and crash reporting. - Participate in incident response and contribute to root cause analysis and preventative improvements. Collaboration & Technical Leadership - Mentor junior and mid-level engineers through thoughtful code reviews and design discussions. - Partner closely with Product and Design to translate requirements into scalable mobile solutions. - Identify technical risks early and communicate clear tradeoffs between speed, quality, and long-term maintainability. What You Bring - 8+ years of professional software engineering experience, including 3+ years of hands-on React Native mobile development. - Strong expertise in TypeScript and modern React patterns. - Deep experience shipping production React Native apps across iOS and Android. - Experience with state management libraries (e.g., React Query, Zustand or similar). - Proficiency in working within the Expo ecosystem - Experience in building and integrating custom native modules. - Proven ability to optimize mobile performance (rendering, memory usage, startup time). - Experience with mobile CI/CD pipelines, app store release processes, and crash monitoring and observability tools. - Strong understanding of UI/UX best practices, mobile security fundamentals, error handling, logging, and data persistence. - Demonstrated mentorship experience and strong communication skills. Nice to Have - Experience with Kotlin, Compose Multi Platform - Experience contributing to web frontends (e.g., Next.js, TypeScript). - Experience working in retail or marketplace platforms with real-time inventory, store-level operations, and high-volume, rapidly changing data. What We Offer - Competitive salary, equity, and comprehensive benefits. - 100% remote work with flexibility and trust. - Mission-driven work that reduces food waste and expands access to affordable food. - A fast-growing, collaborative team with big ambitions. - Real opportunities for career growth and professional development. Flashfood is an equal opportunity employer and is committed to building a diverse, inclusive, and equitable workplace. We welcome candidates from all backgrounds and experiences, and we’re dedicated to creating an environment where everyone feels supported and empowered to do their best work. Flashfood is an equal opportunity employer and is committed to building a diverse, inclusive, and equitable workplace. We welcome candidates from all backgrounds and experiences, and we’re dedicated to creating an environment where everyone feels supported and empowered to do their best work.



