Raymond Usbal
Infrastructure Engineer at Chan Zuckerberg Initiative
Central Luzon, Philippines
Summary
👤
Senior🎓
Top SchoolRaymond Usbal is an Infrastructure Engineer with 11 years of experience building and maintaining full-stack web applications and production infrastructure across AWS, Heroku, and Azure. He blends hands-on backend Ruby on Rails expertise with frontend work in React, Vue, Elm, and React Native, and has led small teams to deliver fast turnarounds for international clients. At Chan Zuckerberg Initiative he applied Terraform to tighten RDS/Postgres reliability, and previously drove payment gateway refactors with full RSpec coverage at Homebase. Raymond also contributes to crypto data integration work (coingecko/cryptoexchange), implementing exchange ticker endpoints and data mappings that required careful handling of base/target pairs and volume adjustments. Comfortable toggling between ops and dev responsibilities, he pairs pragmatic automation (Ansible, Terraform) with a penchant for reducing runtime errors through disciplined testing and functional-front-end choices. Based in Central Luzon, Philippines, he brings a practical engineering mindset and a track record of shipping dependable systems in startup and nonprofit environments.
11 years of coding experience
10 years of employment as a software developer
Programming in Business Systems, Computer Science, 98, Programming in Business Systems, Computer Science, 98 at Systems Technology InstituteBachelor of Accountancy, Accounting, Bachelor of Accountancy, Accounting at University of La SaletteBachelor of Business Administration - BBA, Business Administration, Management and Operations, Bachelor of Business Administration - BBA, Business Administration, Management and Operations at Polytechnic University of the Philippines
English
Github Skills (13)
crypto10
cryptocurrency10
exchange10
apim10
stock-data10
market-prices10
api10
cryptocurrencies10
price-data10
gate10
ruby10
api-design9
rubygems9
Programming languages (1)
Github contributions (5)
coingecko/cryptoexchange
Nov 2017 - Nov 2017
[UNMAINTAINED] Ruby library to query market data from cryptocurrency exchanges (https://www.coingecko.com)
Role in this project:
Back-end Developer
Back-end DeveloperContributions:52 commits, 12 PRs, 19 comments in 3 days
Contributions summary:Raymond primarily contributed to integrating cryptocurrency exchange APIs. They implemented ticker retrieval functionality for various exchanges like Coss, CoinsMarkets, Bitconnect, CEX, and Gate. These implementations involved defining API endpoints, adapting data structures, and creating market pair mappings to ensure seamless data integration. The user also corrected base/target pairs and made volume adjustments.
queryexchangecoinbasecoingeckokucoin
rusbal/s2
Apr 2015 - Aug 2015
Contributions:163 pushes, 1 branch in 3 months
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