I'm a senior full-stack engineer with 7+ years of building scalable fintech, Web3, and identity platforms across insurance, DeFi, and esports. I design and ship end-to-end systems with a focus on reliability, security, and observable delivery. I enjoy leading cross-functional teams from discovery to production and driving measurable improvements in uptime, security, and velocity. I thrive on turning complex requirements into robust architectures, implementing CI/CD with strong testing and monitoring, and collaborating with product and design to deliver polished, maintainable software.

Abdurrahman Ramadhan

I'm a senior full-stack engineer with 7+ years of building scalable fintech, Web3, and identity platforms across insurance, DeFi, and esports. I design and ship end-to-end systems with a focus on reliability, security, and observable delivery. I enjoy leading cross-functional teams from discovery to production and driving measurable improvements in uptime, security, and velocity. I thrive on turning complex requirements into robust architectures, implementing CI/CD with strong testing and monitoring, and collaborating with product and design to deliver polished, maintainable software.

Available to hire

I’m a senior full-stack engineer with 7+ years of building scalable fintech, Web3, and identity platforms across insurance, DeFi, and esports. I design and ship end-to-end systems with a focus on reliability, security, and observable delivery. I enjoy leading cross-functional teams from discovery to production and driving measurable improvements in uptime, security, and velocity.

I thrive on turning complex requirements into robust architectures, implementing CI/CD with strong testing and monitoring, and collaborating with product and design to deliver polished, maintainable software.

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Experience Level

Expert
Expert
Expert
Expert

Language

English
Advanced

Work Experience

Software Engineer (Full-time) at Yo! Invest
November 1, 2019 - August 1, 2021
Built production-grade Reksa Dana (mutual fund) application using PHP, Laravel, React Native, and Docker. Designed scalable backend supporting mobile front-ends, implemented secure APIs, and delivered features for mutual fund workflows.
Software Engineer (Full-time) at Undercurrent Capital Pte Ltd
August 1, 2021 - Present
Senior software engineer building fintech/Web3 solutions. Led end-to-end insurance workflows (quoting → claims → reporting), designed RBAC-secure APIs, and integrated third-party services (payments, KYC, storage). Improved uptime to 99.9% via observability and CI/CD. Implemented a centralized OIDC/OAuth2 identity platform powering 10+ apps with a single user directory, and a multi-tenant architecture with MFA.
Tech Lead / Full-stack Engineer at SoHigh Social Club App
November 1, 2022 - November 1, 2025
Led development of a karaoke companion app (React Native, NestJS, MySQL) with end-to-end architecture. Built wallet integration and real-time features, delivering a polished mobile UX for esports/social use cases.

Education

Bachelor's Degree in Computer Engineering at IPB University
August 1, 2016 - November 1, 2019

Qualifications

Add your qualifications or awards here.

Industry Experience

Software & Internet, Financial Services, Gaming, Media & Entertainment, Professional Services