Sayan Adhikary (sayanadhikary2017)

Fullstack Dev | AI | Blockchain

PayPal AI Hackathon

Online

Build what’s next with PayPal and AI

$67,500 in prizes
Nov 12, 2026 03:00 PM EST to submit
16774 participants

Build with Gemini XPRIZE

Online

$2,000,000 in prizes. Build with Gemini. Ship products that impact the world.

$2,000,000 in prizes
Winners announced
26406 participants

H0: Hack the Zero Stack with Vercel v0 and AWS Databases

Online

Front-end in minutes. Back-end designed for scale.

$80,000 in prizes
Winners announced
9722 participants

Square Hacks- Build for Rural India

New Delhi, India

Reimagining innovation, Reconnecting roots

₹ 110,000 in prizes
Dec 26 – 27, 2025
472 participants