Principal Software Engineer at Grab
Rheza Satria.
An engineer,
with more to explore.
I build payment platforms and reliable software systems. This is my corner of the internet for professional work, everyday life, and reflections on faith.
Built over the years
Full experienceMore than 12 years across payments, healthcare, digital banking, and enterprise software.
Projects
More on GitHubOpen source work in identity document processing and payment security.
Google Cloud and OCR
Serverless e-KTP OCR
An Indonesian identity-card OCR workflow using Cloud Functions, Cloud Storage, Pub/Sub, and Cloud Vision. Adapted from Imre Nagi’s tutorial with ES6 module fixes.
Node.js and ISO 9564
HSM PIN block generator
A Node.js library for generating and encrypting ISO 9564 format-0 PIN blocks with a zone PIN key for banking and HSM workflows.
Beyond the day job
Visit the blogThree spaces for writing. The first posts are still to come.