since 2024
Veriff (YC W18)
Staff Software Engineer (Product Platform)
Tallinn, Estonia – Hybrid
Iman Tumorang
Staff Software Engineer · Fractional Software Architect and CTO
Every yes is a trade-off.
Staff engineer and software architect in Tallinn, Estonia. For 10+ years I’ve built payment, ledger and identity platforms, most recently at Veriff and Xendit, and I help companies as a fractional CTO.
- Go
- TypeScript
- Microservices
- Software Architecture
- PostgreSQL
- Kubernetes
- AWS
Current engagements
since 2022
SoftwareArchitect.ID
Fractional Software Architect
Anywhere, Remote4 client engagements
since 2018
Easyread
Co-Founder and Editor-in-Chief
Jakarta, IndonesiaExperience
Grouped by the year each engagement started. Roles at the same company are shown together.
2024
Veriff (YC W18)Current
- Staff Software Engineer (Product Platform)April 2024 - Present, Tallinn, Estonia – Hybrid
2022
SoftwareArchitect.IDCurrent
January 2022 to now, four client engagements
- Fractional Software ArchitectJanuary 2022 - Present, Anywhere, Remote
Client engagements
- Technical Advisor (Monolith Decomposition)Ad-Ins.comAdvisorySeptember 2025 - November 2025, Jakarta, Indonesia
- Fractional Software Architect (Open Banking)OXZ CapitalFractionalFebruary 2024 - June 2024, Singapore, Singapore
2019
Xendit (YC S15)
July 2019 to January 2024, three roles
- Software Architect (Product Platform)April 2021 - January 2024, Singapore – Hybrid
- Staff Software Engineer (Developer Experience / Platform Engineering)November 2020 - January 2024, Singapore – Hybrid
- Senior Software Engineer (Core Payment)July 2019 - October 2020, Jakarta – Remote
MabarSide project
- Co-Founder (Side Project)July 2019 - July 2020, Jakarta, Indonesia
2018
EasyreadCurrentWriting
- Co-Founder and Editor-in-ChiefJanuary 2018 - Present, Jakarta, Indonesia
2017
Kurio
May 2017 to July 2019, two roles
- Software Engineer (Core Backend)April 2018 - July 2019, Jakarta – Onsite
- Junior Software Engineer (Core Backend)May 2017 - April 2018, Jakarta – Onsite
HackernoonWriting
- Contributing WriterJuly 2017 - November 2020, Jakarta, Indonesia
2016
Bornevia
- Junior Software EngineerOctober 2016 - April 2017, Jakarta, Indonesia – Onsite
Communities and contributions
Open source
11k+ GitHub stars
Creator and maintainer of Go packages: dbresolver (database load balancing for distributed systems), faker (test data generation, used by projects such as Temporal and Ory) and go-clean-arch (a clean architecture reference for Go services).
SpeakingEngineers.SG, Go Singapore, Go Jakarta
Talks at regional engineering events, including Engineers.SG, the Go Singapore Meetup and the Go Jakarta Meetup.
WritingMedium, Hackernoon, Notes of SoftwareArchitect.ID
Articles on software architecture and engineering practice.
Open to fractional and advisory roles as a software architect, CTO or technical leader.