JOSHUA ELIU FLORES TUZ

📍Progreso, Yucatán, México

Professional Summary

Senior Frontend Engineer with 9+ years of experience delivering high-performance, scalable web applications. Proven track record modernizing legacy codebases, optimizing build pipelines, and leading agile development teams. Expert in Angular 19, NgRX, and enterprise-scale frontend architecture, with a passion for continuous learning and emerging technologies. Recognized for improving delivery speed, enhancing code quality, and fostering collaborative team environments.

Technical Skills

Frontend

Angular 19, React, TypeScript, Astro, HTML5, CSS3, SASS/LESS, Storybook

Backend

Node.js, Express, Ruby on Rails, Go, Astro

Testing & QA

Cypress, Unit Testing, E2E Testing, Karma, Jest

DevOps & Tools

Bazel, Docker, Webpack, Git, CI/CD Pipelines, Amazon Web Services

Architecture & State

NgRX, SignalStores, Redux

Languages

Spanish (Native), English (Professional)

Professional Experience

Senior Frontend DeveloperInterfolio

Aug 2021 – Present

Tech Stack: Angular 19, Bazel, Docker, NgRX, SignalStores, Storybook, Cypress, Unit & E2E Testing, Scrum

  • Led migration of 200K+ lines from AngularJS to Angular 19 across a multi-team project, boosting maintainability and cutting average page load time by 35%, accelerating feature delivery cycles.
  • Optimized build times by 40% using Bazel and Docker for daily CI/CD pipelines, enabling faster releases and reducing developer wait times.
  • Developed 150+ Cypress E2E tests and expanded unit test coverage to 95%, cutting production defects by 30% and ensuring stability across 50+ UI components.
  • Introduced Storybook for UI component documentation, reducing onboarding time by 25% for a team of 12 developers and improving design consistency.
  • Facilitated Scrum ceremonies and mentored 4 junior developers, increasing sprint predictability by 15% and improving code review quality.

Frontend DeveloperTIBCO

Dec 2018 – Jul 2021

Tech Stack: Angular 2+, Node.js, Express, Less, Docker, Karma, TeamCity

  • Designed and implemented Flogo Studio’s drag-and-drop workflow builder, adopted by 1K+ users, cutting average app creation time by 50%.
  • Delivered 2 standalone monitoring clients using Angular and Node.js to provide real-time performance visualization, reducing troubleshooting time by 40%.
  • Optimized Angular application performance through lazy loading, asset compression, and API request batching, decreasing load times by 20%.
  • Partnered with backend teams to integrate 15+ Node.js APIs, enabling seamless data flow for analytics dashboards and boosting end-user responsiveness.

Frontend DeveloperApcera, Inc./Ericsson

Mar 2017 – Nov 2018

Tech Stack: MithrilJS, React + Redux, Electron, Webpack, Less/SASS, Docker

  • Built a multi-cluster management console using MithrilJS, React + Redux, and Electron, supporting 10K+ concurrent users with <200ms average response time.
  • Authored 8 technical onboarding guides covering environment setup, workflows, and deployment practices, reducing ramp-up time for 15+ new hires by 40%.
  • Implemented Docker-based development environments, reducing setup time from 2 days to under 2 hours and ensuring consistent deployments across 3 teams.

Jr. DeveloperKwan Tecnología

Jul 2016 – Mar 2017

Tech Stack: JavaScript, HTML5, CSS3, jQuery

  • Developed and maintained responsive web pages using JavaScript, HTML5, CSS3, and jQuery, improving load performance by 15% and enhancing cross-browser compatibility.

Jr. DeveloperCubicode

Aug 2015 – Jul 2016

Tech Stack: JavaScript, HTML5, CSS3, Bootstrap

  • Built and updated front-end components with JavaScript, HTML5, CSS3, and Bootstrap, reducing page load time by 20% and improving UI consistency across projects.

Key Achievements

Education

B.S., Software Engineering — Facultad de Matemáticas - UADY