Empowering Software
At Castynet, we harness the power of digital innovation to create meaningful impact. Our team of experts designs solutions that enable businesses to grow, adapt, and lead in the digital era.
Web Apps | WebsitesMobile AppsSecurity AuditsRescue & Modernisation
Our last success story
WakowapiWeb Application
Our Works
Wakowapi
CategoryWeb Application
Time taken3 months
Wakowapi is Kenya's go-to destination for discovering what's happening around you. From underground DJ nights to sunrise hikes, community runs, festivals, art fairs, and more — find your vibe, your moment.
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Yebo Sports
CategoryWeb Application
Time taken4 months
Kenya's premier sports complex booking platform. Book world-class facilities from football pitches to basketball courts — all in one location in Ruaka. Trusted by 30+ schools with 500+ students trained.
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Kenyan TOP100
CategoryWeb Application
Time taken2 months
Kenyan TOP100 celebrates the sounds of Kenya by tracking the most-streamed Kenyan artists on Spotify. Updated daily with real listener data, explore national rankings or dive into city-specific charts for Nairobi, Mombasa, Nakuru, and more.
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Technologies used
Next.js
React
TypeScript
Supabase
Spotify API
Framer Motion
Three.js
Team members
Developer Portfolio
CategoryWebsite
Time taken2 weeks
A personal portfolio website showcasing professional experience, technical blog posts, and contact information. Built with a bold, minimalist design featuring striking red accents and elegant typography.
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Things we can build blindfolded *
Mobile Apps
High-performance mobile apps for iOS and Android, built to engage users and scale with your business.
starts at KES 300,000
React NativeExpoTypeScriptJavaScript
Web Apps | Websites
Modern, responsive websites & web applications engineered for speed, reliability, and seamless user experience.
starts at KES 250,000
Next.jsReactTypeScriptJavaScript
Security Audits
A fixed-scope review of your web app or API: authentication, access control, injection, data exposure and infrastructure config, with a written report and a retest once fixes land.
starts at KES 150,000
OWASP ZAPBurp SuiteSemgrepNmap
Rescue & Modernisation
We take over slow, broken or abandoned apps, stabilise them, fix performance and get them deployable again, without a rewrite from scratch.
starts at KES 180,000
Next.jsSentryPlaywrightCI/CD
Our Experts
Max Riunge
Co-Founder & Lead Engineer
What to Expect
Discovery & Strategy
Every successful project begins with clarity. In this stage, we work closely with you to understand your vision, your business needs, and your users. We map out the goals, define core features, and create a tailored roadmap. By the end, you’ll know exactly what we’re building, why it matters, and how it will deliver value giving you confidence before a single line of code is written.
Design & Prototyping
We create stunning, user-friendly interfaces that not only look great but also enhance user engagement and satisfaction.
Development
We build a beautiful, robust, scalable, and secure software, ensuring it meets your requirements and performs flawlessly.
Testing & Quality Assurance
Every feature is rigorously tested to ensure flawless performance, reliability, and security.
Launch & Support
We deploy your solution with confidence and provide ongoing support to keep it performing at its best.