Senior Software Engineer Android
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.
Maintainer signals as of 8/14/2026
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
Candidate Availability
Required and preferred rules are kept separate and reflect the wording in the original posting.
About the Role
You design, build, debug, scale, and maintain Android software components for a self-custodial application and decentralized platform. You develop native Android software, solve complex technical problems, contribute to product definition through customer feedback, collaborate with cross-functional stakeholders, and build technology supporting security, privacy, compliance, reliability, and development velocity.
Requirements
- Experience designing and developing natively for Android
- Track record of writing high-quality software and solving complex problems
- Collaboration, prioritization, and organization skills
- Ability to operate in ambiguous and changing conditions
- History of learning and applying new skills
- Clear written and verbal communication
- Experience incorporating customer feedback into product solutions
- Interest in finance, privacy, and digital identity
Responsibilities
- Design, build, debug, scale, and maintain software components
- Develop native Android applications
- Contribute to product definition through customer feedback
- Collaborate with product managers, designers, engineers, and stakeholders
- Build technologies and infrastructure for security, privacy, compliance, and reliability
- Develop features, SDKs, cloud integrations, and privacy-preserving solutions
Benefits
- Healthcare
- Dental insurance
- Vision insurance
- 401(k) plan and match
- Life insurance
- Flexible time off
- Commuter benefits
- Professional development stipend
