bradguillen15

Senior Web Developer

Senior Web Developer with 8+ years of experience in web development, specializing in React. Experienced building and maintaining large-scale applications, driving technical migrations, optimizing performance, and consolidating multiple codebases. Comfortable with mentoring, demoing, managing deployments, and delivering clean, maintainable code in agile environments.

Experience: 8 years

Yearly salary: $76,000

Hourly rate: $40

Nationality: 🇨🇷 Costa Rica

Residency: 🇨🇷 Costa Rica


Experience

Team Lead / Full Stack Developer
Advision development
2017 - 2020
Served as Team Lead for a frontend team of 4, mentoring junior developers through code reviews, peer reviews, and requirement analysis. Took on Scrum Master responsibilities, facilitating sprint ceremonies and managing stakeholder communication. Led migration from a legacy React CMS to a WordPress CMS connected via REST APIs to existing microservices. Developed features and reusable components for 3+ web applications, delivering cross-site shared logic and UI elements. Managed deployments, code management, and resolution of critical sprint issues.
Software Developer
First Factory
2016 - 2017
Built a Yeoman generator that scaffolds full CRUD APIs for Java (Spring Boot) or Node.js based on user-selected options. Developed a Google Spreadsheets add-on to auto-generate reports using JavaScript (ES6), Webpack, and Google Apps Script. Architected a Java REST API from scratch with Hibernate, Jersey, JUnit, and Mockito. Collaborated with QA for Selenium-based automation. Provided support across multiple enterprise applications using Java 8, JSP, Spring, and jQuery.
Intern
Intertec International
2014 - 2014
Developed a SharePoint application using C#, Java, and SQL. Prepared daily progress reports for the Operations Manager and participated in daily and weekly meetings.

Skills

full-stack
english