Hello, my name is Tomo

I am a Fullstack Developer who is currently based in Jakarta, Indonesia ๐Ÿ‡ฎ๐Ÿ‡ฉ

Developer
Writer
Hutomo smiling in a black shirt

Experience

Flutter Engineer

PT. Bukit Vista Nusantara • Freelance

December 2022 - Present • 2 yrs 8 mos

Bali, Indonesia ๐Ÿ‡ฎ๐Ÿ‡ฉ • Remote

Bukit Vista is at the forefront of revolutionizing hospitality, blending AI-driven solutions with our passion to inspire delight in every interaction. Our mission extends beyond mere satisfaction; we aim to positively transform our guests, partners, and employees through innovative hospitality experiences.

  • Develop and maintain mobile applications using Flutter.
  • Implement BLoC State Management for better state control.
  • Integrate with REST API and local databases for seamless data handling.
Fullstack iOS Engineer

PT. Fintech Bina Bangsa • Full-time

May 2024 - Present • 1 yr 3 mos

Jakarta, Indonesia ๐Ÿ‡ฎ๐Ÿ‡ฉ • Hybrid

Edufund is a financial technology (fintech) company that provides access to education installments (schools, universities, and places of study).

  • Develop and maintain iOS applications using SwiftUI.
  • Integrate GraphQL, REST API, and local databases for seamless data management.
  • Implement Apple Vision for Liveness Detection and KTP (ID Card) OCR.
  • Utilize Combine for reactive programming, improving app responsiveness.
  • Collaborate with cross-functions teams to enhance user experience.
  • Develop scalable backend services using Golang with GraphQL and PostgreSQL.
  • Implement PostGIS for real-time user location tracking.
  • Ensure security and scalability of backend systems.
Flutter Engineer

WeesWares Pte Ltd • Freelance

December 2024 - March 2025 • 3 mos

Singapore ๐Ÿ‡ธ๐Ÿ‡ฌ • Remote

WeesWares is an award-winning development studio run by a team of dedicated developers and designers. When it comes to delivering innovative solutions for our customersโ€™ successes, we know what it takes.

  • Implement Clean Architecture and BLoC State Management.
  • Develop dependency injection for modular and scalable code.
  • Integrate with REST API and Biometric Authentication.
Mobile Developer

PT. Xellar Teknologi Indonesia • Full-time

June 2023 - May 2024 • 11 mos

Indonesia ๐Ÿ‡ฎ๐Ÿ‡ฉ • Remote

A Web3 startup company focusing on developing Cold Wallets for cryptocurrencies.

  • Develop Crypto Wallet Application with Flutter.
  • Optimize app performance, reducing response time by 20%.
  • Integrate with Bitcoin SDK, Solana SDK, and Ethereum Token Swap.
  • Implement NFT standards (ERC721, ERC1155, Solana SPL Token).
  • Refactor codebase using Clean Architecture and Dependency Injection.
  • Publish apps to Google Play Store & Apple App Store.
  • Implement WalletConnect v2.
  • Implement Ethereum Virtual Machine (EVM) SDK for seamless blockchain interactions.
Flutter Developer

PT. Adi Data Informatika • Contract

February 2023 - July 2023 • 6 mos

Jakarta, Indonesia ๐Ÿ‡ฎ๐Ÿ‡ฉ • On-site

An IT company specializing in providing comprehensive IT business solutions, IT infrastructure, and IT services.

  • Develop and maintain BJB Smart Banking application.
Mobile Developer

PT. GudangKripto Indonesia • Contract

July 2022 - December 2022 • 6 mos

Jakarta, Indonesia ๐Ÿ‡ฎ๐Ÿ‡ฉ • On-site

A Crypto Asset Exchange company providing a platform for trading crypto assets.

  • Improve app performance, achieving 30% faster response times.
  • Reduce memory usage by 15%.
  • Refactor code by replacing WebView with Native Flutter implementation.
Blockchain Developer

PT. GudangKripto Indonesia • Internship

February 2022 - July 2022 • 6 mos

Kalimantan, Indonesia ๐Ÿ‡ฎ๐Ÿ‡ฉ • On-site

The fifth-largest coal mining company in Indonesia.

  • Analyze and design Blockchain-based Certificate Storage System.

Selected Work

Take a look below at some of my featured work for clients from the past few years.