Mateus de Oliveira Barragana

Leading engineering for EV adoption and sales acceleration platform

Team Leadership & Scaling:
- Built and scaled engineering team from 5 to 17 professionals (9 frontend, 3 backend, 2
designers, 1 tester, 3 POs)
- Established hiring processes, technical standards, and mentoring programs
- Implemented agile methodologies and cross-functional collaboration practices

Technical Delivery & Architectu

Sub-vendor management platform for modern staffing industry

- Developed comprehensive sub-vendor management system using React, Redux, Saga
- Built fast, secure solutions integrated with Applicant Tracker Services
- Collaborated with cross-functional teams to deliver user-focused features
- Implemented modern JavaScript patterns and comprehensive testing strategies

Worked mainly with frontend te

Property management platform for short-term rental industry

- Built 3 interconnected applications: onboarding system, checkout flow, call center integration
- Developed complex integrations with Airbnb, Booking.com, HomeAway, and Twilio APIs
- Implemented comprehensive end-to-end testing using Cypress ensuring high-quality delivery
- Optimized user experience resulting in improved conversion rate

E-commerce marketplace for handmade products

- Pioneered micro frontend architecture implementation reducing code duplication across services
- Led technical migration from Ruby on Rails to modern React-based architecture
- Delivered product page improvements and redesigns enhancing user experience
- Solved complex technical challenges with innovative solutions when established frameworks were un

Worked with full stack web application, focused on back-end development, using technologies like:
• Node;
• Angular;
• Express;
• Salesforce;
• Git;
• PostgreSQL;
• PostGIS;
• Gulp;
• Bower;

Worked with full stack web application, focused on back-end development, using technologies like:
• Node;
• Angular;
• Express;
• Docker;
• Git;
• MongoDB;
• Elasticsearch;
• RabbitMQ;
• Gulp;
• Bower;

Worked with full stack web application using technologies like:
• Node;
• React;
• Angular;
• Express;
• Flux;
• Docker;
• Jenkins;
• Git;
• MongoDB;
• MySQL;
• Webpack module bundler.

Worked on EBS, the UK’s market leading, a student information management solution.The solution of choice schools in Australia, New Zealand, England and Wales. It is a large system from Tribal Group.

Activities related to software development in general:
• .NET development;
• Version control;
• Risk analysis;
• Use Agile;
• Code optimization;
• Bug solving;
• Working with distributed teams oversea

Worked on a java web application using:
• JSF;
• Groovy;
• Grails;
• Hibernate;
• MySQL.

Sep 2026

Sep 2026

Sep 2026

Sep 2026

Sep 2026

Analysis of moving objects trajetories in order to identify different types of unusual behavior: surround, escape, return and avoidance. Then, rank moving objects, according to their unusual behavior score in relation to a given set of static areas or objects.

Nov 2014