On-Chain Incident Investigator (Security Incidents)

About Spearbit & Cantina:

Founded in 2021 by former Ethereum Foundation Solidity engineers, Spearbit tackles Web3 security challenges. Our founding team built the leading blockchain language and secured the largest smart contract, protecting over $160B in value.

We’re building Cantina, the “GitHub for Security”, connecting security researchers with projects needing expertise. Our Cantina security platform has powered major competitions and serves the leading projects in Web 3. It currently supports collaborative security reviews, public and private security competitions, bug bounty programs, incident response, and AI code analyzer.

Similar to how cloud-security startups emerged previously, Cantina aims to be the definitive code-security platform for the future.

What you’ll do:

• Find, contain, and document on-chain attacks; help tag and recover funds.

• Trace stolen funds across wallets, DEXs, bridges, and mixers; label various addresses (attackers, VIP wallets).

• Write concise traces

What we’re looking for:

• Hands-on experience in blockchain security/IR/forensics.

• Strong EVM skills, a plus if also Solana.

• Comfortable with explorers and traces (etherscan, arkham, phalcon)

• Clear writing, calm under pressure; willing to join war-rooms!

Benefits

• Competitive salary and performance-based compensation opportunities

• Opportunity to work in an early-stage startup with a talented and passionate team.

• Exposure to high-profile clients in the blockchain and cryptocurrency industry

Join Spearbit and help us build the future of code security!

Compensation Range: $75K – $150K