Keller Williams Realty, Inc. (Contract)

Senior Software Engineer

• —Built production UI with React and Redux—hooks, render props, or HOCs when they kept the components easier to maintain
• —Contributed to the Keller Williams UI Kit so teams reused shared components and shipped faster
• —Worked with designers and backend engineers from requirements through launch and follow-up fixes
• —Improved slow or fragile code so pages felt faster and broke less often in production
• —Suggested UX improvements in reviews so agents and office staff could use tools without extra training
• —Tested components carefully and used Jest and React Testing Library to catch regressions after merges
• —Collaborated with teammates in Asia, America, and Europe across time zones
• —Tracked work in Jira, tested APIs in Postman, and reviewed code on GitHub in an Agile workflow

FormSwift (Contract)

Senior Frontend Developer

• —Built UI for editing and creating PDFs in the browser—React hooks, render props, or HOCs when they helped
• —Maintained the PDF feature codebase as it grew; refactored so new developers could onboard without confusion
• —Aligned with designers and release owners so each release matched the agreed scope
• —Debugged PDF issues end to end—from user reports through parsers—and shipped fixes users noticed
• —Documented behavior and edge cases so support and engineers could answer tickets faster
• —Used pull request reviews early to catch risky patterns before they spread through the codebase
• —Delivered on Agile timelines using GitHub issues and pull requests when deadlines moved
• —Applied security checks on PDF handling to reduce tampering risk on uploads
• —Used libraries such as jsPDF to merge, split, validate, and edit PDFs; improved slow UI paths

SBR NetMarketing and Consulting S.A.

Senior Frontend Developer

• —Built React and ES6+ features aligned with business goals; used functional patterns and TypeScript to reduce duplicate code
• —Turned stakeholder priorities into frontend tasks connected to the product roadmap
• —Reviewed architecture options for new features and wrote down trade-offs before the team locked decisions
• —Joined planning, design, and releases until features shipped to production
• —Facilitated design reviews—risks, questions, options—until the team picked a direction
• —Ran Agile delivery with Jira, Postman, and Bitbucket as part of the daily workflow

Small Business Entrepreneurship

Senior Full Stack Developer

• —Delivered end-to-end billing software for a Costa Rican client—from initial design through AWS and Heroku deployment
• —Developed strong relationships with clients and teammates; coached entrepreneurs on basic leadership skills
• —Focused on customer satisfaction with follow-ups and clear updates; earned strong referrals
• —Implemented React 16.8+ UI using HOCs, render props, hooks, and functional programming patterns
• —Implemented wireframes as responsive layouts for phones, tablets, and older browsers
• —Built GraphQL APIs with Node.js, Express, Apollo Server, and Apollo Client; managed MongoDB schemas with backend teammates
• —Covered critical flows with Jest and React Testing Library; used TypeScript and lodash where they helped
• —Shipped a Progressive Web App with Redux and redux-thunk for predictable offline behavior
• —Ran Agile ceremonies using Jira, Postman checks, and Bitbucket merges the team relied on

Arkkosoft

Frontend Developer

• —Built React and React Native apps with a consistent UI on phones and desktops
• —Fixed frontend bugs quickly so releases stayed stable
• —Ran usability testing on mobile and web before launch
• —Wrote unit, integration, and end-to-end tests with Karma, Jasmine, and Protractor
• —Tested layouts on Safari, Chrome, Firefox, and Edge for cross-browser compatibility
• —Delivered features on schedule using shared component patterns
• —Worked with backend engineers on APIs and performance so the UI stayed fast
• —Used Agile practices daily—Jira, Postman, Bitbucket, GitHub—for team coordination