Build the infrastructure
for the decentralised web.
Blockhertz is a tight-knit team of engineers, researchers, and builders obsessed with open, secure, and permissionless systems. If you’re passionate about Web3 and want your work to matter — you’re in the right place.
Open Applications
Rolling basis · All roles · We review every CV
Blockhertz is a remote-first blockchain security company. We build AI-powered smart contract auditing tools, DeFi infrastructure, and open-source Web3 security tooling. Our team spans multiple countries and has secured over $50M TVL with zero major exploits.
How we work
Four principles, every ship
Move fast, build right
We ship at speed without cutting corners on security or architecture. Velocity and rigour aren’t opposites — they’re teammates.
Security is everyone’s job
From smart-contract audits to infrastructure hardening, every engineer owns the safety of what they ship.
Decentralise everything
We believe the future belongs to open, permissionless systems. We build tools that remove gatekeepers, not add them.
Radical transparency
Open source by default. Honest about trade-offs. We’d rather say something hard now than ship a hidden footgun later.
Perks & Benefits
Built for people who ship
Our Tech Stack
What you’ll be working with
Don’t see your role?
We hire for talent, not just titles.
If you’re exceptional at what you do — engineering, research, design, security, product — we want to hear from you. Tell us who you are, what you’ve built, and why you want to work on decentralised systems. We read every application.
Include links to your GitHub, past projects, or any relevant work that shows us what you’re about.
Prefer email? hr@blockhertz.com
We aim to respond to all applications within 5 business days.