Aleksander Bello
San Francisco, California, United States
Summary
👤
SeniorAleksander Bello is a San Francisco–based software engineer with 12 years of experience building and managing large-scale systems at WhatsApp, where he has worked across server, payments, and privacy teams and served as a Software Engineering Manager. A Caltech CS graduate, he combines deep systems expertise with product-focused delivery on privacy-sensitive and payment infrastructure. His career shows continuity and impact at a single, high-throughput codebase—moving from intern to engineer to manager and back to individual contributor on privacy—highlighting both leadership and hands-on coding chops. Colleagues can expect a pragmatic engineer comfortable with backend systems, realtime metrics, and operational reliability, informed by early work on deployment and monitoring tooling.
12 years of coding experience
Github Skills (10)
python5
keyboard-shortcuts3
jet3
firefox2
vim2
backend1
android-app1
android1
java1
kotlin1
Programming languages (2)
Github contributions (5)
abello/netflix
Apr 2014 - Jun 2014
Contributions:305 commits in 1 month
ronnel132/pintos
Jan 2014 - Apr 2014
Contributions:488 commits in 2 months
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.