Available for high-impact partnerships
Huy Nguyen (Roy)

Product Engineer
& Mobile Lead.

I build native products across all platforms from a single codebase. With 7 years of experience and a deep product mindset, I partner with Startups from initial idea to million-user scale.

Core Expertise

Combining product vision with high-end engineering to solve business challenges.

Universal Strategy

Leveraging Flutter & Firebase to launch simultaneously on iOS, Android, Web, and Desktop. Reducing maintenance costs and accelerating Time-to-market.

FinTech & Data

Deep understanding of financial logic and real-time stock data. Developed PaperHands - a highly complex backtesting tool for the VN market.

IoT & Engineering

Bridging the gap between hardware and cloud. 3 years of experience in Smart Lockers, BLE, and IoT infrastructure.

Other Ventures

Boop (Melbourne)

A dating platform aimed at connecting people in the real world post-pandemic. Scaled to 20k users within 4 months.

Flutter Lead

OurPasar (Singapore)

An online halal fresh grocer and retail system. Handled 800+ weekly orders for the Singapore market.

Mobile Engineer

Smartlox & TZ.net

Lead Developer for smart Bluetooth locksmith systems, connecting hardware with mobile apps for global locker infrastructure.

2024 — 2025 IoT Lead

Airdrop Tech (Singapore)

Enterprise-level blockchain solutions and scalable technology services for international markets.

2023 Mobile Developer

Milestones

Dec 2025 - Present

Founder @ Paper Hands

Establishing and developing a premier financial education and backtesting platform.

2021 - 2025

Top Rated Plus Freelancer @ Upwork

Ranked in the top 3% global experts. $100K+ earnings with 100% Job Success score.

2024 - 2025

Lead Developer @ Smartlox & TZ.net

Developing Smart Locker systems, bridging software and hardware via BLE for global markets.

2023

Mobile Developer @ Airdrop Technologies

Delivering scalable enterprise blockchain and mobile solutions in Singapore.

2021 - 2022

Flutter Developer @ Boop (Australia)

Building a high-growth dating startup focusing on stability and scalability.

Let's build something great together

Looking for a partner to turn your startup idea into a product for millions? I'm always open to discussing new opportunities.