App LogoApp name
RR

Renato Rosa

Open to work3 years experience

Frontend Developer

Gravataí, Rio Grande do Sul, BRATarget Roles: Backend Engineer • Full-Stack Developer • Frontend Specialist

Full Stack Developer (frontend focus) with 3+ years of experience.

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Standing Rank

Rank Not Available

Developer Badges

Badges Pending

Skills & Technologies

34 skills
typescriptjavascriptreactnext.jsvitecsshtmllesssasstailwindreduxzustandcontext apireact hooksai agentsai skills developmentclaude apimcpnode.jsexpress.jsnest.jsrestful apigitresthttp/httpsjsonwebsocketxmlscrumkanbanci/cddddftpcrm

Work Experience

Fullstack Engineer

Brainlite

Mar 2023 - Present Remote
  • Boosted document management system performance by 55% by implementing React Query for optimized data fetching and caching strategies, reducing load times and improving user productivity.
  • Maintained weekly client communication through Scrum ceremonies by leveraging Slack and Linear for streamlined collaboration, feature prioritization, and alignment on development deliverables.
  • Implementation of JWT authentication and permission-based access control (RBAC), integration and consumption of RESTful APIs, CRUDs, data validation with middlewares and DTOs, API documentation with Swagger, all using Node.js.
  • Transformed code quality and system reliability by increasing test coverage from 25% to 80% on enterprise document management systems through comprehensive E2E testing with Cypress and unit testing with Jest.

Projects

Totte

React.jsNext.jsTypeScript
  • A side project I led with a team of 4 people. My responsibilities included the entire development cycle of management software and landing pages, from collaborating on product creation to defining and implementing business rules and developing the frontend in React.js with Next.js and TypeScript, always focusing on performance, security, and user experience;
  • Accelerated application performance by 40% through implementation of React Query for state management and data fetching optimization, significantly improving user experience across management software;
  • Delivered secure, performant user interfaces by applying TypeScript best practices and modern React patterns focused on security, performance optimization, and enhanced user experience;

Leaderboard Standings

Leaderboard Position Pending

Global test scores, peer standing percentiles, and algorithm leaderboard ranks are updated dynamically.

Assessment Highlights

Assessments Not Completed

Coding evaluations, system assessment results, and conceptual score badges will appear here after taking a test.

AI Collaboration Score

AI Collaboration Score Pending

Developer coding behavior, assistant cooperation, and AI pair-programming indicators are evaluated during live coding sessions.

Role Compatibility Profile

Role Compatibility Analysis Pending

Custom matching reports, candidate role compatibility percentiles, and core engineer strength profiles are processed once conceptual code screenings are complete.

Achievements

Performance Optimization

Boosted document management system performance by 55% by implementing React Query.

Test Coverage Improvement

Increased test coverage from 25% to 80% on enterprise document management systems.

About Details

Professional Bio

Full Stack Developer (frontend focus) with 3+ years of experience building scalable web applications. Optimized application architectures across multiple projects, achieving performance gains of 40-55% through strategic implementation of React Query and modern rendering strategies.

B.S in Computer Science

Estácio ( - 2025)

Advanced React (26h)

Meta ( - 2025)

SQL - Structured Query Language (24h)

FGV - Fundação Getúlio Vargas ( - 2025)

Languages: English, Hindi
Email: Locked