Loy De Guzman Email & Phone Number

Philippines

Brussels, Brussels Region, Belgium

• Improved performance/efficiency.• Improved libraries, internal tools, etc.• Improved coding style/standard.• Migrated PHP (code, internal libraries, etc) from 5.x to 7.x.• Resolved bugs that has eluded resolution for months, if not, years.• Worked on the following major features: ◦ Forms / Projects ◦ Users / Contacts / Organizations ◦ Submission Platform ◦ Payments ◦ Reports / Charts ◦ Emails ◦ Charts ◦ etc.• 3rd… Show more • Improved performance/efficiency.• Improved libraries, internal tools, etc.• Improved coding style/standard.• Migrated PHP (code, internal libraries, etc) from 5.x to 7.x.• Resolved bugs that has eluded resolution for months, if not, years.• Worked on the following major features: ◦ Forms / Projects ◦ Users / Contacts / Organizations ◦ Submission Platform ◦ Payments ◦ Reports / Charts ◦ Emails ◦ Charts ◦ etc.• 3rd Party service integration: ◦ AWS ◦ DocuSign Show less

Taguig, National Capital Region, Philippines

• Worked full time for the company itself, and not as a freelancer using the site.• Worked in the following groups: ◦ Enterprise ◦ API ◦ Infra ◦ Search (Team Lead) ◦ Memberships (Team Lead) ◦ User Acquisition/Retention ◦ Projects/Contests/Services/etc• Developed mass mailer system.• Migrated Elasticsearch (ES) (code, internal libraries, etc) from 1.x to 5.x.• Refactored internal libraries that uses ES: improved structure… Show more • Worked full time for the company itself, and not as a freelancer using the site.• Worked in the following groups: ◦ Enterprise ◦ API ◦ Infra ◦ Search (Team Lead) ◦ Memberships (Team Lead) ◦ User Acquisition/Retention ◦ Projects/Contests/Services/etc• Developed mass mailer system.• Migrated Elasticsearch (ES) (code, internal libraries, etc) from 1.x to 5.x.• Refactored internal libraries that uses ES: improved structure, readability, maintainability, testability, performance, etc.; modernized for the latest version; etc.• Refactored several internal libraries to use ES instead of DB for better performance and improve full text search accuracy.• Improved internal tools.• Migrated PHP (code, internal libraries, etc) from 5.x to 7.x.• Refactored and unified several redundant legacy and active code.• 3rd Party service integration: ◦ AWS ◦ DocuSign ◦ PayPal ◦ Facebook Show less

Mandaluyong, National Capital Region, Philippines

• Worked primarily in developing a social networking site. • Developed support tools for the social networking site. • Maintained/fixed issues on other company-owned sites. • Pushed for adherence to coding standards. • 3rd Party service integration: ◦ Facebook ◦ Google ◦ Yahoo!

Pasig, Metro Manila

• Developed, deployed, and maintained websites and services, front-end and back-end.• Designed, deployed and maintained databases.

Makati, Metro Manila

• Developed/managed company websites.• Developed backend system for company websites to allow easy and quick management/update.• Developed tools for the backend system and for the websites.• Managed workstations: maintained/improved performance/reliability and troubleshothardware/OS/software/malware issues.• Managed WAN/LAN/WLAN.