Senior Frontend Platform Engineer
New
T
TruelogicSaaS
LatAmFull-TimeSenior
Salary not disclosed
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Job Details
- Languages
- Advanced English communication skills
- Experience
- 5+ years
- Required Skills
- JavascriptJestTypeScriptReduxReactDatadogPlaywright
Requirements
- 5+ years of professional Frontend Engineering experience building large-scale React applications.
- Expert knowledge of React, TypeScript, JavaScript (ES6+), HTML5, and CSS3.
- Deep understanding of frontend architecture, component design, and application scalability.
- Strong experience designing complex state management solutions using Redux Toolkit, TanStack Query, or similar technologies.
- Experience building robust authentication and authorization flows, including JWT, cookies, session management, token refresh, and secure client-side storage.
- Strong understanding of API architecture, request lifecycle management, interceptors, retries, caching strategies, and resilient network communication.
- Experience optimizing frontend performance through bundle analysis, code splitting, lazy loading, rendering optimization, and profiling.
- Hands-on experience implementing comprehensive testing strategies using Jest, React Testing Library, Playwright, or similar tools.
- Experience debugging production applications using monitoring and observability platforms such as Datadog, Sentry, or equivalent, including Real User Monitoring (RUM).
- Strong knowledge of accessibility (WCAG), responsive design, and frontend best practices.
- Proven ability to make architectural decisions based on technical tradeoffs rather than implementation preferences.
- Advanced English communication skills.
Responsibilities
- Design and implement scalable frontend architecture used across multiple applications.
- Build reusable platform capabilities for authentication, networking, routing, state management, and error handling.
- Improve application performance through profiling, code splitting, lazy loading, bundle optimization, and rendering optimizations.
- Design resilient frontend systems that properly handle authentication flows, session management, token refresh, offline behavior, retries, and request cancellation.
- Build maintainable API communication layers, request interceptors, caching strategies, and error handling patterns.
- Improve frontend observability through logging, monitoring, Real User Monitoring (RUM), and production diagnostics.
- Drive testing strategy across unit, integration, and end-to-end testing while improving overall application reliability.
- Champion accessibility, performance, scalability, and engineering best practices across the frontend ecosystem.
- Participate in architecture reviews, technical design discussions, and modernization initiatives.
- Mentor engineers through code reviews and architectural guidance.
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