Senior Security Engineer, Blockchain Detection
Tools for Humanity is a technology company building products for humans in the age of AI. It contributes to World and develops proof-of-human hardware and software, including the Orb, alongside World App services for World ID and digital-asset management.
Projects
About Tools for Humanity
Tools for Humanity is a technology company founded in 2019 and headquartered in San Francisco and Munich. It builds and operates services including World ID App and World App, which provide interfaces for creating and using World ID, accessing Mini Apps, and managing digital assets through a self-custodial wallet. It also develops the Orb and Orb Mini proof-of-human hardware and software, using encrypted iris-imaging processes and open-source components, and leads design and planning for World Spaces.
Skills
About the Role
You will work with a team of security experts to analyze logs and security events from cloud-deployed applications (especially in AWS) to detect and respond to intrusion activity and attacks on cloud APIs. You will build and deploy security analysis, detection rules, and monitoring pipelines using Python and version control, participate in on-call rotations and incident handling, create dashboards and analytics, and collaborate with product and engineering teams to design practical, privacy-preserving detection and response solutions. You will apply knowledge of blockchain and Ethereum transaction and protocol behavior to investigate suspicious activity tied to the identity service.
Requirements
- 5-8 years experience developing and deploying security-related analysis such as intrusion detection and log analysis
- 2-5 years experience with and detailed understanding of the Ethereum blockchain at protocol and transaction levels
- Proficiency in Python programming
- Experience with version control, especially GitHub
- Willingness to participate in on-call rotations and incident handling
- Strong critical thinking, communication, and leadership skills
- Ability to work cross-functionally to reach consensus security solutions
- Nice to have: Solidity smart contract experience
- Nice to have: SQL dashboarding and analytics experience
- Nice to have: Experience deploying to containerized environments via CI/CD
Responsibilities
- Analyze logs and security events from cloud applications
- Detect intrusion activity and attacks on cloud-deployed APIs
- Develop and deploy security analysis and detection systems
- Create dashboards and analytics for monitoring
- Participate in on-call rotations and incident response
- Collaborate with engineering teams to implement security fixes
- Apply blockchain and Ethereum analysis to security investigations
- Deploy detection code to containerized environments via CI/CD
Benefits
- Competitive long term incentive package
- Healthcare
- Dental
- Vision
- 401(k) plan and match
- Life insurance
- Flexible time off
- Commuter benefits
- Professional development stipend