Guntoro Kusuma
Software Engineer - Disbursement at OY! Indonesia
Special Region of Yogyakarta, Indonesia
Summary
👤
Senior🎓
Top SchoolGuntoro Kusuma is a versatile software engineer with 9 years of experience building reliable web services and full-stack applications across startups and a unicorn in Indonesia. He specializes in backend systems using Java, Go, and Node.js while also contributing to React frontends, microservices with gRPC/GraphQL, and performance-focused tooling. At Tokopedia he reduced deposit processing time from days to hours and evangelized caching and logging practices; at OY! Indonesia he improved disbursement SLA and built production monitoring with Grafana and Slack. He mentors developers and has a track record of shipping practical automation, performance testing, and developer-friendly infrastructure. Based in Yogyakarta, he combines hands-on coding with cross-team coordination and a knack for turning operational pain points into scalable solutions.
9 years of coding experience
3 years of employment as a software developer
Bachelor of Applied Science - BASc, Internet Engineering Technology, Bachelor of Applied Science - BASc, Internet Engineering Technology at Universitas Gadjah Mada (UGM)Vocational High School, Computer and Network Engineering, Vocational High School, Computer and Network Engineering at SMK N 2 KlatenFull Stack Developer, Full Stack Developer at Hacktiv8 Indonesia
Github Skills (26)
admin9
rest9
react8
material-ui8
browser7
react-admin7
graphql7
frontend6
b2b6
javascript6
admin-on-rest4
api4
material-design4
calculation4
tailwindcss3
Programming languages (5)
Github contributions (5)
guntoroyk/webbootcamp
Dec 2018 - Jun 2019
Contributions:19 commits, 14 pushes, 1 branch in 5 months
mandatech/sahabatkebaikan.org
Sep 2021 - Sep 2023
Contributions:16 PRs, 18 pushes, 8 branches in 2 years
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