Hizkia Felix Winata

Profile

Exploring the world of computers, with a passion in building software that helps others. I have extensive experience building responsive web applications, and have general knowledge on developing and deploying scalable backend systems. I can quickly learn anything by getting hands-on with new tech.

Experience

• Pintu - Part time (Feb 2020 - Aug 2021)
  • Built Pintu's landing page and Pintu Academy, using Next.js and a Wordpress backend.
  • Developed internal tools to speed up KYC flow by automatically extracting details from identity cards using Google's Cloud Vision OCR.
  • Implemented the referral UI on the app using React Native.
  • Built the DCA calculator backend with NestJS, and implemented the mobile UI in React Native.
  • Helped implement dark mode for the Pintu app.
• Rupiah Token - Internship (May - Sep 2019)
  • Developed Rupiah Token's website from scratch with React and styled-components.
  • Built a multisig BEP2 wallet (before native multisig was available) using Amazon CloudHSM to generate ECDSA signatures.
  • Generated a vanity transaction for IDRTB's deployment on the Binance chain.

Honors and awards

• Challenge Statement Winner for Solar PV electricity distribution equalisation, PT United Tractors Tbk. for Hack.Asia 2022.

Personal projects

• Deployed Kubernetes with k3s on a cluster of 3 servers on Hetzner, and used Helm to run Nextcloud, Keycloak, and a custom Discord OAuth2 to OpenID Connect shim written in Rust (gitlab.com/aonahara/discord-oidc).
• Ragtag Archive: A public YouTube archive, indexing over 145,000 videos on Elasticsearch and serving over 875 TB of data stored on GSuite.(archive.ragtag.moe)
• fc2-live-dl: Reverse engineered FC2's streaming service to build a tool that records live streams in original quality, using Python, asyncio, and ffmpeg.(github.com/HoloArchivists/fc2-live-dl)
• react-srv3: Built a React component to render YouTube's SRV3 captions and published it as an NPM package.(github.com/hizkifw/react-srv3)
• Created a project management web app with Next.js and Firebase auth to help a VTuber translation group manage their video projects.
• Set up a live video stream for a one-off event, and served over 5,000 concurrent viewers with several geographically distributed servers.