Calen Legaspi

Chief Scientist, Founder, and Board Chairman

Calen Legaspi is the esteemed Founder and Chief Scientist of O&B, a company renowned for its emphasis on software engineering excellence. He holds a pivotal role as the Board Member and Capability Director of the Philippine Software Industry Association (PSIA), shaping the future of the nation’s software development landscape.

His expertise is also recognized in academia, where he serves on the Technical Committee for Computer Science of the Commission on Higher Education (CHED) in the Philippines. As a passionate advocate for the Java community, he co-founded PinoyJUG, an association dedicated to Filipino Java Developers.

Additionally, Calen’s dedication to education and technology is exemplified through his position as a Senior Lecturer of Computer Science at De La Salle University and his co-founding role at Edusuite, a start-up innovating educational solutions.

Published Work

Featured image for “Technical Debt: Why is my software development getting slower?”

Article

Technical Debt: Why is my software development getting slower?

Have you ever been the new developer on a team, brought in mid-project or mid-sprint,...
January 16, 2025
Featured image for “Balancing Automated and Manual Test Scenarios”

Article

Balancing Automated and Manual Test Scenarios

Imagine a world where every single aspect of software testing is handled by machines. While...
January 16, 2025
Featured image for “Risk-Based Testing: Budgeting Test Effort”

Article

Risk-Based Testing: Budgeting Test Effort

Around 100% of test coverage suggests that every line of code is being tested, which...
January 16, 2025
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