Building fintech experiences at scale
Senior Software Engineer specializing in React Native mobile applications. Currently crafting seamless payment experiences for millions of users at Paidy, Tokyo.
Where I've Made an Impact
Paidy
Leading mobile development for Japan's leading "buy now, pay later" platform. Architected Passkey authentication serving 10M+ users, achieving 60% adoption and 40% reduction in login time. Currently spearheading Apple IDV integration for next-gen KYC using PassKit APIs.
Xebia
Led frontend development for Yes Bank's 'IRIS' super-app consolidating credit cards, accounts, and UPI. Built the savings account journey achieving 9-minute completion time with integrated EKYC. Created the flagship dashboard praised by stakeholders.
Studio Graphene
Built multiple production apps from ground up including WhatWeWant crowdfunding platform and Formscore messenger. Led a team of 3 developers delivering full-stack solutions with React Native and Node.js.
Collegesearch
Developed and deployed the mobile app and key website modules including AMP pages and review system that collected 20K+ reviews. Gained deep product development experience with full autonomy.
Passkey Authentication at Scale
// Passkey Authentication Flow
const authenticateWithPasskey = async () => {
const credential = await navigator
.credentials.get({
publicKey: {
challenge: serverChallenge,
rpId: 'paidy.com',
userVerification: 'required'
}
});
return verifyCredential(credential);
};Passwordless login for 10M+ users
Led the initiative to implement Passkey authentication across Paidy's mobile app, coordinating with multiple cross-domain teams. This massive undertaking replaced traditional OTP-based login with fast, secure biometric authentication.
Skills & Technologies
Mobile Development
Building performant, scalable mobile applications with focus on user experience and security.
Frontend
Creating responsive, accessible interfaces with modern JavaScript frameworks and tooling.
Backend
Designing robust APIs and server-side solutions for high-traffic applications.
Authentication & Security
Implementing secure authentication flows including Passkeys, EKYC, and biometric verification.
Cloud & DevOps
Managing deployments, CI/CD pipelines, and cloud infrastructure for production apps.
Leadership
Leading cross-functional teams, mentoring developers, and driving technical decisions.
Building HelpBark
HelpBark
A not-for-profit comprehensive platform connecting dog owners, caregivers, and pet service providers in India.
Visit HelpBarkHelpBark is a full-stack community platform I founded to help dog lovers manage their pets, connect with other owners, find services, and stay informed. Currently seeking a non-tech co-founder to scale growth and operations.