saintnico
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saintnico Labs & Works — Since 2025
location_on Thika, Kenya

Android Developer
& Fintech Builder

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Nicholas Kiragu — Saint Nico
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0+ Years Building

Driven by Impact.
Defined by Code.

I'm Nicholas — an IT student and self-taught Android developer from Nairobi. I build tools that actually matter: multi-operator USSD automation, AI-powered agritech, and fintech systems designed for the realities of African markets.

I don't just write code. I engineer experiences that feel premium, fast, and intuitive — the kind of apps people don't uninstall.

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storefront Play Store Dev bolt Fintech Focused code Open Source

Apps Built for Impact

2026 Live

USSDFlow

A powerful multi-operator USSD automation tool for Safaricom, Airtel, and Telkom. One-tap access to airtime, M-PESA tracking, custom flows, and scratch card scanning via AI OCR. Saves users 10+ hours monthly.

Kotlin USSD API Android Studio Play Console
shop View on Play Store
USSDFlow app screenshot
2025 Beta

Samaki Care

AI-powered aquaculture assistant with real-time pond water analysis, Gemini AI fish disease detection, and bilingual Swahili/English interface. Weather integration and smart care tips built for Kenyan fish farmers.

Kotlin Gemini AI Firebase CameraX
language View Web Version
Samaki Care app screenshot
2026 In Dev

Stealth Wallet

A next-gen digital wallet with peer-to-peer transfers, M-PESA sync, biometric authentication, and a 120fps Jetpack Compose UI. Designed for speed, security, and the Kenyan fintech ecosystem.

Jetpack Compose Coroutines Biometric API
Stealth Wallet preview
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Kotlin Java Android Studio Jetpack Compose Firebase Git REST APIs USSD APIs CameraX Play Console Figma Kotlin Java Android Studio Jetpack Compose Firebase Git REST APIs USSD APIs CameraX Play Console Figma

The Timeline

2026

The Fintech Era

Architecting next-gen digital wallets. Pushing the boundaries of Jetpack Compose performance and security.

2025

Samaki Care Beta

Integrated Gemini AI for real-time fish disease detection. Built bilingual Swahili support from the ground up.

2026

USSDFlow Hits Play Store

Published the flagship USSD tool. Multi-operator support, M-PESA tracking, and scratch card OCR scanning.

2024

The First Line of Code

Started the self-taught journey into Android development while pursuing IT studies in Nairobi.

People Behind the Vision

person

Nicholas Kiragu

Founder & Lead Developer

The brain behind USSDFlow, Samaki Care, and the entire saintnico ecosystem. Writes Kotlin by day, dreams in Jetpack Compose by night.

mail nickkiragu0@gmail.com
person

Lynn Olum

Marketing & Growth Partner

The powerhouse driving user acquisition and brand momentum. Lynn seamlessly bridges the gap between complex engineering and market success. With an unmatched eye for growth strategy and system optimization, she ensures every product not only reaches its target audience but delivers a flawless user experience.

mail lynnolum0@gmail.com

Let's Build
Something.

Got a fintech idea? Need a robust Android app? My inbox is always open. Let's engineer the future.