About me


I’m John Jr, an Applied Mathematics and Software engineer with many years of experience.

I hold a Master’s Degree (M.Sc.) in Computer Science, specializing in Operations Research, with a focus on Combinatorial Optimization and Optimization under uncertainty. I also hold a Bachelor’s Degree (B.Sc.) in Applied Mathematics, where I explored the fundamentals of Math and Computer Science.

In academia, I conducted research on Network Design problems, including Robust Shortest Path and Tree Hub Location problems.

In industry, I’ve worked across diverse markets, including Mining Engineering, People Analytics, Digital Marketing, iGaming, E-commerce, and Social Media. My expertise includes Algorithms, Data Structures, Math, Optimization, and Distributed Systems.

With a strong foundation in Mathematics and Computer Science, I’ve excelled in roles like Software Engineer, Machine Learning/Optimization Engineer, Research Scientist, and Data Engineer. I’m passionate about turning ideas into reality, from concept to production. What sets me apart:

  • Technical vision and strategy
  • Stakeholder expectation management
  • Breaking down complex projects into manageable tasks
  • Guiding high-performing tech teams
  • Bridging the gap between product and tech