Manish Bhattacharya

Staff Security Engineer with 9+ years building security programs for FinTech and crypto startups. First security hire at multiple startups and an 18x Google Vulnerability Research Grant recipient.

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Previously: SynapseFi, XBTO Group, Unstoppable Domains, and others. Helped 100+ YC companies uncover security vulnerabilities.

18×
Google VRG
25+
Hall of Fame
First Security Hire
SOC 2
Type II Lead

Work

Building security programs from zero to SOC 2 certified.

For Startups

0-to-1 Security Programs

A repeatable first-security-hire playbook covering policies, tooling, SOC 2, and bug bounty setup.

Assessments

Application Security

Web apps, APIs, iOS applications. Focused on FinTech and crypto, where I understand the business logic.

AI-Enabled

AI Security Workflows

AI-assisted code review, threat modeling, and security triage that surface risks faster, with expert judgment validating every finding.

Compliance

SOC 2 Type II

Led an end-to-end SOC 2 certification and can guide teams through the audit process.

Cloud

AWS & Infrastructure

IAM policies, GuardDuty, CloudTrail, Datadog, Cloudflare. Securing cloud-native architectures.

Security Research

Recognized by the companies that take security seriously.

Hall of Fame

Google Meta Apple Microsoft Coinbase Twitter Stripe Dropbox GitHub Slack +15 more

What People Say

"Manish was one of the pivotal members in the early days of the Synapse team and a highly skilled web security specialist. He receives my highest recommendation. I am very impressed with his work ethic and his passion for security engineering."

Sankaet Pathak
CEO, SynapseFi

"He quickly came up with a detailed test plan and finished the audit in a couple of weeks without much input from our side. It greatly helped us in improving our security standards. I would really recommend Manish."

Saurabh Goyal
CTO, Delta Exchange

"Manish is an all-round good guy. He is a skilled web security researcher, but I get a sense that he would be great at pretty much anything he puts his mind to. Any company would be lucky to get him onboard."

Shrad Rao
CEO, Wagepoint

Beyond Security

Building products, writing, and sharing ideas.

🎤

TEDx Speaker

Spoke about personal finance and building financial awareness for everyone.

Watch talk →
📚

Published Author

Wrote a practical guide on using stock screeners for value investing.

View on Amazon →
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Hackathon Wins

PayPal PyUSD (Winner), Helius Security Track, Drip.haus (2nd), Solana AI, Base Onchain Summer

Mac & iOS Apps

Built and shipped Mac and iOS apps used by hundreds of users.

Contact

Open to full-time Staff/Principal Security Engineer roles (remote) and select consulting engagements.

Email me