José Victor Medeiros Leitão

Frontend Tech Lead & Senior Consultant · + Years · Angular & Ionic Specialist

Summary

Frontend Tech Lead and Senior Consultant with + years of experience delivering enterprise-grade web and mobile applications. Specialized in Angular and Ionic ecosystems, with deep expertise in Clean Architecture, Design Systems, internationalization, and UI/UX. Proven track record leading multicultural teams and architecting platforms for global clients including Qodeture, Thomson Reuters, Accenture, C6 Bank, and Stefanini — across CRM, LegalTech, FinTech, and Digital Transformation domains. Trilingual professional (Portuguese, English, Spanish) experienced in technical leadership, mentoring, and delivering scalable solutions with automated quality enforcement.

Core Competencies

Technical

  • Angular · Ionic · Capacitor
  • TypeScript · JavaScript · RxJS
  • SCSS · Tailwind CSS · HTML5
  • Angular Material · PrimeNG
  • Node.js · GraphQL · REST APIs
  • Jest · Jasmine · Karma · ESLint
  • Firebase · AWS · Docker · Nginx

Architecture & Patterns

  • Clean Architecture · DDD · CQRS
  • Micro Frontends · Module Federation
  • Design Systems & Design Tokens
  • PWA · Offline-First · Service Workers
  • CI/CD · Automated Quality Gates
  • Hexagonal Architecture · SOLID
  • Reactive Programming (RxJS, Signals)

Leadership & Process

  • Technical Leadership & Mentoring
  • Code Review Culture & PR Standards
  • Agile / Scrum · Sprint Planning
  • Internationalization (i18n · l10n)
  • Strategic Planning & Architecture
  • Cross-functional Team Coordination
  • Prototyping · UI/UX Design

Professional Experience

Frontend Consultant & Technical Leader

Oct 2021 — Present

Ilegra · Campina Grande, PB (Remote)

Leading frontend consulting engagements for enterprise clients, driving architectural decisions, design system creation, and team mentoring in multicultural environments.

Key Client — Qodeture
  • Architecting and developing Krutch, an enterprise CRM platform built with Angular, Clean Architecture, DDD, and CQRS
  • Implementing a comprehensive design token system supporting Light, Dark, and High-Contrast themes
  • Building an offline-first PWA with IndexedDB, Service Workers, and full internationalization (EN, ES, PT-BR)
  • Establishing automated quality gates with ESLint, SonarQube, custom linters, and 85%+ test coverage
  • Setting up CI/CD pipelines with GitHub Actions, Husky, and lint-staged for pre-commit enforcement
  • Deploying and managing production infrastructure with Docker, Nginx, Firebase, and AWS S3/CloudFront
Key Client — Thomson Reuters
  • Developed and maintained web platforms for the Thomson Reuters Group, focusing on performance, scalability, and internationalization
  • Created and evolved the design system, including modularization and componentization of UI elements
  • Implemented unit testing strategies with Jest, ensuring code reliability across releases
  • Exercised technical leadership, defining standards and mentoring team members

Tech: Angular (v17, v18), TypeScript, Jest, Bento NG, Saffron, Azure DevOps

Frontend Architect & Consultant

Apr 2021 — Oct 2021

Icon Solutions Brasil · Remote

Consulting for Accenture on international-scale projects, evolving white-label platforms for FinTech clients.

  • Evolved and maintained Accenture's white-label platforms for C6 Bank, working across international teams
  • Developed pages, layouts, navigation flows, forms, and API integrations with a focus on performance and automation
  • Contributed to platform scalability and internationalization strategies

Tech: Angular (v12), TypeScript, JavaScript, GraphQL, Git, GitLab, Jira

Frontend Specialist & Senior Developer

Oct 2017 — Feb 2024

Stefanini Labs · Campina Grande, PB

Led frontend architecture, training, and development across digital transformation initiatives for internal and external clients.

  • Defined and implemented architectural standards, application structure, and coding guidelines
  • Led strategic planning, UI/UX prototyping, and design for digital transformation projects
  • Developed, standardized, and internationalized platforms for multiple clients
  • Delivered training sessions and mentored junior and mid-level developers
  • Ensured cross-platform adaptability, performance optimization, and user experience consistency

Tech: Angular (up to v17), TypeScript, JavaScript, Node.js, CSS, Git, GitLab, PrimeNG, Angular Material, Materialize, NodeRed, TFS

Frontend Developer — Web & Mobile

Mar 2017 — Oct 2017

LTI Unifacisa · Campina Grande, PB

Developed mobile applications for regional clients, city halls, educational institutions, and social impact projects.

  • Built mobile applications for awareness campaigns (breast cancer, women in computing) and public services
  • Integrated Firebase, Google Maps, Google Places, Geolocation, and Photo360 APIs
  • Handled full frontend lifecycle: analysis, planning, prototyping, design, and development

Tech: Ionic 2+, Angular 2+, TypeScript, Firebase, HTML, CSS, Google Maps, Google Places, Photo360

Education

Post-Graduation — Mobile Device Development

Unifacisa · Campina Grande, PB · 2018

Bachelor's Degree — Information Systems

Unifacisa · Campina Grande, PB · 2017

Languages

Portuguese
Native
English
Advanced
Spanish
Advanced

Technical Skills

Frontend
Angular · Ionic · Capacitor · TypeScript · JavaScript · RxJS · HTML5 · CSS3 · SCSS · Tailwind CSS
Component Libraries
Angular Material · PrimeNG · Bento NG · Saffron · Materialize
Architecture
Clean Architecture · DDD · CQRS · Hexagonal · Micro Frontends · Design Tokens · PWA
Testing & Quality
Jest · Jasmine · Karma · ESLint · SonarQube · Automated Quality Gates
APIs & Data
GraphQL · REST APIs · Firebase / Firestore · IndexedDB (Dexie) · Google Maps / Places
Cloud & DevOps
Firebase · AWS (S3, CloudFront) · Docker · Nginx · GitHub Actions · GitLab CI · Azure DevOps
Tools
Git · Nx · Jira · Confluence · Figma · Storybook · Postman · NodeRed · TFS
Methodologies
Agile · Scrum · Code Review Culture · Conventional Commits · ADRs · Docs as Code