Ari Firmanto
Software Engineer at PropertyMe
Surabaya, East Java, Indonesia
Summary
👤
Senior🎓
Top SchoolAri Firmanto is a seasoned software engineer and engineering manager with 12 years of experience building and leading teams in logistics and education tech from Surabaya, Indonesia. He combines hands-on development in Rails, JavaScript, Go, and Java with people and project management—creating mentoring programs, OKR-driven roadmaps, and technical leadership that scales internal platforms. At Waresix he transitioned from senior engineer driving frontend and backend POCs to leading a Shared Service Team focused on developer growth and delivery excellence. Comfortable designing HLDs and end-to-end architectures, he pairs practical engineering with a research-oriented approach from client-driven projects. Now an independent contractor, he brings both startup velocity and structured process to help teams ship reliable systems.
12 years of coding experience
13 years of employment as a software developer
Master's degree, Informatics, Master's degree, Informatics at Institut Teknologi Sepuluh Nopember (ITS)Bachelor's degree, Informatics, Bachelor's degree, Informatics at Telkom University
English, Indonesian
Stackoverflow
334reputation
6kreached
7answers
4questions
Github Skills (42)
git10
github10
mongoose9
csv9
mongoosejs9
xml8
excel8
nodejs7
json7
spreadsheet7
vue7
grid7
react7
database7
html7
Programming languages (7)
Github contributions (5)
ari-el-muhandiz/coding-challenge
Nov 2020 - Jul 2025
Contributions:15 pushes, 1 branch in 4 years 8 months
ari-el-muhandiz/ari-el-muhandiz.github.io
Feb 2016 - Jul 2021
Contributions:3 PRs, 33 pushes, 2 branches in 5 years 6 months
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