Backend Developer - Data Annotation Systems
Alignerr(1 month ago)
About this role
The Senior Python Full-Stack Engineer — AI Data & Infrastructure role focuses on building and optimizing high-performance systems that power AI data pipelines and evaluation workflows. The position supports large-scale data annotation, validation, and quality control for leading AI labs. It involves working on real production systems and research workflows across data, tooling, and infrastructure in a remote, contract capacity.
Required Skills
- Python Development
- Full-Stack Development
- Systems Programming
- Asynchronous Task Queues
- Database Optimization
- Real-Time Protocols
- WebSockets
- Backend Services
- Data Pipelines
- Data Annotation
+10 more
About Alignerr
alignerr.comAlignerr is a platform that pays domain experts to train and improve AI by completing remote, flexible tasks on their own schedule. It connects thousands of subject-matter experts with AI teams via a web app to perform data labeling, annotation, evaluation, and other human-in-the-loop work. Experts earn money for contributing their knowledge while companies get higher-quality, domain-specific data and feedback to boost model performance. Alignerr is used to scale and streamline human-centered workflows for AI training and validation.
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