Bridging the gap between robust enterprise systems and bespoke freelance solutions. Expert in scalable architecture and high-performance web apps.
Elysia.js
Next.js

PostgreSQL
FastAPI
Django
Prisma ORM
Express.js
Bun
Balancing corporate rigor with freelance agility.
2023 - Present
Wilmar Consultancy Services - Indonesia
Engineered feature-flag runtime configuration, microservices with Node.js and REST APIs, AWS S3 storage, Azure Pipelines CI/CD, and SAP RFC→IDoc integrations to support 1,000+ enterprise users while improving API performance by 25% and cutting release overhead by 35%.
2022 - 2023
Umify Pte, Ltd. - Singapore (Remote)
Optimized MVP performance using Next.js (TypeScript), PostgreSQL, and Prisma, integrating Stripe payments, SendGrid email automation, and Google OAuth 2.0 in an Agile environment to achieve biweekly releases with <2% post-deploy issues and +20% user satisfaction.
2022
Umify Pte, Ltd. - Singapore (Remote)
Built and launched the MVP with Next.js, TypeScript, and PostgreSQL, migrating from React.js and Express.js to reduce page load time by 40% while delivering features through Agile sprints.
2022 - 2023
Collaboration For Good, Inc - USA
Developed responsive web platforms with HTML, Tailwind CSS, and JavaScript and optimized ExpressionEngine CMS performance to boost user engagement by 35% and site speed by 50%.
2021 - 2022
McBurney Disability Resource Center - USA
Managed 10,000+ assets using Cloud ERP tools and barcode scanning, and supported accessible content creation with Haskell Pandoc and Git/GitBash to improve inventory efficiency by 40% and maintain 99.9% data accuracy.
Ongoing
Cherry / Sky Kost
Built a property management system to streamline landlord–tenant relationships by centralizing tenant records, lease details, and payment tracking, featuring a tenant portal, admin portal, and integrated bookkeeping tools that help landlords efficiently manage properties, finances, and tenant interactions in one platform.
Ongoing
PT. Mitra Laju Interocean
Developed a role-based shipment and costing tracking system that enables teams to monitor logistics, expenses, and operational data in real time, with controlled feature access per user role to ensure security, clarity of responsibilities, and streamlined workflows across departments.
Delivered
Quantum Sports
A padel court booking system is a web app that lets clients book courts and coaches with online payments, while an admin dashboard manages court and coach schedules, assists customer bookings, and provides bookkeeping features to track financials and transactions in one centralized system.
Delivered
Chez Bakery
Built a promotional page to showcase the bakery and its products, and developed a custom CMS that enables the business to easily manage, update, and publish their bakery content, product listings, and promotional information without needing technical support.
Delivered
PT. Tujuh Anugrah Abadi
Developing a high-converting landing page for printing solutions designed to boost sales and enhance customer engagement. The page features intuitive product search, streamlined browsing, and a user-friendly layout that makes it easy for customers to find the right printing products and services quickly, improving the overall shopping experience and driving higher conversions.
Selected projects from corporate and freelance tracks.
Specialized services tailored for scaling startup and enterprise modernization.
Web Application
Full-cycle development of responsive, accessible, and performant web apps using the React ecosystem.
API Architecture
Designing and building type-safe, documented, and scalable REST APIs using the Node Framework.
Tech Consulting
Helping businesses choose the right architecture, optimize performance, and turn complex technical challenges into scalable, efficient digital solutions.