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Crack Off-Campus Case Study

Career learning platform with Next.js, Node/Express, React Native, Razorpay, Twilio, Nodemailer, SEO, and Play Store traction.

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Problem

Students needed a structured platform for preparation content, mobile access, payments, and notifications.

Business Goal

Launch a cross-platform career preparation product that monetizes through Razorpay subscriptions, acquires users organically through SEO, and retains them via push notifications and mobile access.

Technical Challenge

Building a unified content platform across web (Next.js SSR for SEO) and mobile (React Native for engagement) with shared API, payment webhooks, and notification infrastructure that could scale from zero to thousands of daily active students.

Architecture and Tech Stack

Next.jsNodeExpressReact NativeRazorpayTwilio

Timeline: 8 weeks · Team: 3 engineers

What Natanyx Built

Natanyx built the web platform, mobile app, payment flow, notification integrations, and SEO-ready content architecture.

Results and Metrics

SEO growth and Play Store traction after launch. The project created a clearer operating model, reduced avoidable manual effort, and gave the team a product foundation that could keep evolving.

Lessons Learned

SEO-first web architecture drives organic acquisition that compounds. Shared API between web and mobile reduces maintenance cost by half. Payment webhook reliability is critical for subscription businesses.

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