Data Engineer
Karma3Labs builds decentralized, onchain reputation systems for the open web.
Maintainer signals as of 9/25/2026
Funding history
Projects
About Karma3Labs
Karma3Labs is building a decentralized reputation protocol intended to shift trust and reputation away from centralized gatekeepers. Its systems help crypto protocols and developers create resilient reputation layers for decentralized governance, open-social-graph applications, and decentralized marketplaces, supporting safer and more personalized user experiences.
Skills
Candidate Availability
Required and preferred rules are kept separate and reflect the wording in the original posting.
About the Role
Build and maintain data pipelines that ingest, index, process, and serve data from different chains. Develop batch and streaming infrastructure, optimize storage and database structures, create indexing services, implement reputation algorithms, and expose results through APIs.
Requirements
- 4+ years of experience in software development
- Experience with SQL or NoSQL database technologies
- Ability to design and improve database schemas or key structures for complex query patterns
- Proficiency in two or more of Go, Python, Rust, and JavaScript/TypeScript
- Proficiency in Rust or Go preferred
- Experience with smart contract development
- Experience with AWS or Google Cloud infrastructure services
- Open-source project experience preferred
Responsibilities
- Build and maintain large-scale data pipelines
- Ingest, index, process, and serve large amounts of data
- Transform data streams into optimized storage solutions
- Develop scalable indexing services for compute clusters
- Implement distributed algorithms for recommendation and reputation scores
- Develop external APIs for third-party applications
Benefits
- Competitive salary
- Equity or tokens
- Medical, dental, and vision health benefits
- Monthly team events
- Quarterly team offsite
- Part-time or full-time work options
- Flexible and remote-working environment
Hiring Process
Email hiring@karma3labs.com with the role title in the subject line and include links to relevant work, such as a GitHub link, project link, and CV. Optionally share what excites you about web3.