Hire a Rust Expert for Secure, Lightning-Fast Cross-Platform Mobile Apps
"Stop compromising between speed and stability. I build cross-platform mobile applications using Rust, delivering the memory safety of a systems language with the fluid user experience of a native app. If you need a high-performance Android and iOS solution that scales without the overhead of traditional frameworks, let’s build it together."
Why Choose Rust for Your Cross-Platform App?
Blazing Performance: Rust compiles to native machine code, rivaling C++ in speed. Your users will experience zero lag and instant load times.
Unmatched Security: By eliminating common memory bugs (null pointers, buffer overflows), your app is inherently more secure and less prone to crashes.
Single Codebase, Native Feel: I write the core logic once in Rust and deploy across Android, iOS, and Web, ensuring 100% consistency in business logic while maintaining native-level responsiveness.
Future-Proof Tech Stack: In 2026, top-tier companies are migrating to Rust for its efficiency and reliability. Get ahead of the curve.
My Technical Specialized Services
Cross-Platform Architecture: Designing modular systems using Rust cores and modern UI layers (Tauri Mobile, Flutter Rust Bridge, or UniFFI).
Performance Optimization: Rewriting slow bottlenecks in existing apps to improve battery life and processing speed.
Full-Cycle Development: From initial system architecture and API integration to Play Store/App Store deployment.
Real-Time Data & Security: Building apps that require heavy data processing, encryption, or real-time streaming with 99.9% stability.
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Rust Developer, Cross-Platform App Development, Android App Developer Online, Kotlin Alternative, High-Performance Mobile Apps, Tauri Mobile, Flutter Rust Bridge, Memory Safe Apps, Mobile System Architect, Hire Rust Developer 2026.
Every day, local businesses have good food left unsold, while people nearby are looking for affordable meals.
Leftly connects the two through a food rescue marketplace. Users can browse discounted local offers, find them on a map, reserve a meal, and pick it up using clear reservation details and a QR code.
The mobile experience combines colorful food cards, location-based discovery, and a straightforward pickup flow to make saving food feel convenient and rewarding.
Most AI apps work like this: the model decides, the app saves, and the user finds out later that the numbers are wrong. 😬
For Notarik, I set one rule. The AI can only propose. Nothing gets saved until the user confirms. ✅
🧾 What it does
Take a photo of a receipt, or type "lunch 45k at the warung". You get a categorized expense, a monthly recap, and a chat assistant you can ask things like "where did my money go this month?":
🔒 The parts I care about most
• Receipt totals are checked by plain code, not by the model. If the math doesn't add up, it gets flagged.
• Money is stored as whole numbers (IDR), never decimals, so there are no rounding bugs.
• Every user's data is locked at the database level with Postgres row-level security. Even if the app has a bug, it can't show someone else's records.
• Text on a receipt is treated as untrusted. If a receipt says "ignore your instructions", it's just text.
• The agents have tests, so when I change a prompt I can see right away if it got worse.
🛠 Built with Next.js, React Native, Python (FastAPI), LangGraph and PostgreSQL. One person, web and mobile, from design to API.
🤝 If you're building something where an AI touches real money, records or user data, this is the kind of work I like: agents that are useful and also safe to put in front of users.