Padmanabhan Rajendrakumar (padmanabhan-r)

builds things! breaks things! ships things! mostly AI / systems / automation. sometimes guitars

Chennai, Tamil Nadu, India
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Kiroween 2026

Featured

Online

Build something wicked and git commit to the darkness.

$100,000 in prizes
Submissions open soon
778 participants

PayPal AI Hackathon

Featured

Online

Build what’s next with PayPal and AI

$67,500 in prizes
Nov 12, 2026 03:00 PM EST to submit
18330 participants

YouCam API Skin AI & eCommerce VTO Hackathon

Online

Build with the YouCam API to Shape the Future of Skincare, Beauty, Fashion and eCommerce - Compete for Top Prizes

$6,000 in prizes
Nov 02, 2026 11:45 AM EST to submit
1132 participants

RevenueCat Shipaton 2026

Online

Ship apps and start making money.

$740,000 in prizes
Winners announced
28593 participants

CALL-E: Your Code Is Calling

Online

Turn your code into an AI agent that makes real phone calls.

$10,000 in prizes
Winners announced
3199 participants

Agentic Cinema: The Blockbuster Hackathon

Online

Lights. Camera. Code.

$75,000 in prizes
Winners announced
10094 participants

OpenAI Build Week

Online

Join a global week of building with Codex

$100,000 in prizes
Winners announced
46674 participants

ZerveHack

Online

Stop thinking about it. Build it. Zerve AI Hackathon, $10,000 in prizes.

$10,000 in prizes
Winners announced
2220 participants

Gemini Live Agent Challenge

Online

Redefining Interaction: From Static Chatbots to Immersive Experiences

$80,000 in prizes
Winners announced
11819 participants

Elasticsearch Agent Builder Hackathon

Online

Build context-driven agents fast with Elasticsearch

$20,000 in prizes
Winners announced
2097 participants

Gemini 3 Hackathon

Online

Build what's next

$100,000 in prizes
Winners announced
35508 participants