Geraldi Sutanto

Senior Engineer | Jakarta

• Merchant Platform.

Senior Engineer | Jakarta

• Developed MVP iOS and Android clients under tight time constraints.
• Set up observability for business and engineering metrics to support decisions and surface issues.
• Worked with legal processes and compliance requirements for a crypto and financial business.

Web3 Developer | Remote

• Built landing pages, a raffle application, and hardware-wallet login on the Sui blockchain.
• Delivered additional projects under NDA.

Software Engineer | Jakarta

• Established reusable UI/UX values with design teams to eliminate duplicate design and implementation work.
• Maintained the internal UI library, including its TypeScript migration, CI/CD, Storybook, and tests.
• Created a tool to generate TypeScript types from backend APIs, reducing manual work and errors.

Software Engineer | Jakarta

• Helped migrate SkillAcademy from Cordova to React Native and served as the platform subject-matter expert.
• Owned the payment domain: ported code to ReasonML and handled fixes, reviews, and code ownership.
• Solved mobile platform concerns including CI/CD, code signing, DRM playback, push notifications, and store releases.

Software Engineer | Jakarta

• Revived a legacy cross-platform mobile app for B2B partners during a three-month probation period.
• Worked full stack on a customer-facing web application with Java and React.

Software Engineer | Kuala Lumpur

• Delivered full-stack development for major Malaysian banks.

Sui Raffle App

Ported wallet sign-in from Ethereum to Sui, built Discord account linking and the raffle system, and delivered the backend and frontend as a solo developer.

Next.js, TypeScript, AWS, React Query, Cloudflare Workers, WebAssembly

SkillAcademy

Contributed to one of Indonesia's leading on-demand learning apps, helping raise its Google Play rating from 3.4 to 4.9.

ReasonML, TypeScript, React Native, Redux, Firebase, Midtrans

Traveloka AXES

Solo mobile developer and web team contributor. Automated builds with CI/CD and improved app performance enough to require a deliberate loading delay for the user experience.