Yosua Kristianto
Back End Developer at PT. Infosys Solusi Terpadu
Special Capital Region of Jakarta, Indonesia
Summary
👤
Senior🎓
Top SchoolYosua Kristianto is a back-end developer with 8 years of experience building scalable microservices and cross-platform systems across healthcare, retail, and public-sector projects. He combines hands-on implementation in Java Spring Boot, Node.js/TypeScript, and Laravel with technical leadership—having standardized architectures, reduced onboarding time, and mentored engineers into production readiness. Notable work includes delivering payment and QRIS modules for digital banking and automating finance reporting to boost operational speed and accuracy. He favors clean architecture and ground-up system understanding over excessive abstraction, which informed his work creating boilerplates and coding assessments that improved team efficiency. A master's-level computer scientist based in Jakarta, he blends consultancy-style requirement scoping with pragmatic engineering to align technical solutions to business goals. Outside delivery, he drives continuous learning and measurable process improvements that reduce trial-and-error and accelerate project velocity.
8 years of coding experience
5 years of employment as a software developer
Master of Computer Science, Master of Computer Science at BINUS UniversityMaster of Computer Science, Computer Science, 3.84, Master of Computer Science, Computer Science, 3.84 at BINUS UNIVERSITY GRADUATE PROGRAMUndergraduate, Computer Science, Undergraduate, Computer Science at Universitas Bina Nusantara (Binus)
Github Skills (13)
expressjs8
nodejs6
javascript5
typescript4
searching4
react3
react-native2
android2
python1
cpp1
frontend1
mobile-development1
java1
Programming languages (9)
Github contributions (5)
yosua-kristianto/typescript-expressjs
Apr 2021 - Nov 2022
This repository contains me learning Typescript implementation on Express JS.
Contributions:2 releases, 95 commits, 4 PRs in 1 year 7 months
expressjsjavascriptexpresslearning-typescriptexpress-js
yosua-kristianto/thesis-machine-learning-instances
Jan 2024 - Jul 2024
This repository contains me coding for data pre-processing and model fine-tuning for my machine learning model implementation in my thesis.
Contributions:7 releases, 50 PRs, 58 pushes in 6 months
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