Harsh Tandel in

Harsh Tandel

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Warden at Code4rena
📍 Mumbai, Maharashtra, India

Harsh Tandel is a dynamic cybersecurity professional specializing in Web3, AI, and Application Security. With experience at firms like Deloitte and Aujas, he is a Certified Smart Contract Auditor and has been credited with CVE 2022-3343. Colleagues describe him as skilled, innovative, and an expert in his field.

He is passionate about strengthening the Web3 ecosystem, having developed a Smart Contract Security Toolkit to improve auditor efficiency. He actively shares his knowledge by leading workshops at security conferences.

Unique fact: He created and shared an open-source Smart Contract Security Toolkit to help the Web3 community.

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Experience
4 Years
Current Role
Warden
Job Level
Junior
Location
Mumbai, Maharashtra, India
Personality Overview

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Priorities

Topics Harsh cares about

Web3 Security
As a Certified Smart Contract Auditor and Warden at Code4rena, he is deeply involved in securing blockchain applications and has created tools to improve the process.
AI in Security
His professional headline and a recent workshop he delivered, titled "Securing the Chain. . . & the AI Frontier, " highlight his focus on the intersection of AI and security.
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Career

Work history

10-2025
Warden
Code4rena
4-2025
Security Researcher
Cyfrin Codehawks
8-2024
Cyber Security Consultant
Aujas Cybersecurity
7-2024
Subject Matter Expert
Hack The Box
3-2023 - 4-2024
Cyber Security Consultant
Deloitte
In the press

Media appearances

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Education
6-2015 - 7-2020
Master of Science - MS
Hemchandracharya North Gujarat University
4-2021 - 10-2022
Short Course
Charles Sturt University
Social presence
in
Behavioral profile

DISC profile (public)

DISC behavioral profile

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