<p>As a security researcher, you'll work closely with our team of seasoned researchers to discover bugs and vulnerabilities in smart contracts or web applications. You will also help communicate findings to our clients.</p>

Software Engineering

Other Engineering

Asia

Europe

Africa

OtterSec provides security audits and research for blockchain software and smart contracts. Services span manual code review, threat modeling, dynamic testing, and exploit reproduction, producing findings with remediation guidance. Expertise covers DeFi protocols, cross-chain bridges, wallets, exchanges, and client-side components such as authentication and OAuth flows. A public verification API at verify.osec.io enables verification of repository metadata for greater transparency. The team publishes technical write-ups on vulnerabilities, Solidity compilation pipelines, and the Linux kernel patch gap, and maintains open-source resources. Engagements address risks across multiple chains and support teams before deployment and during ongoing updates.

United States

Sioux Falls, SD, USA

Annapolis, MD, USA

Chicago, IL, USA

OtterSec

Security Researcher

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