Lead Backend Engineer - AI Tooling

Alignerr(1 month ago)

RemoteContractSenior$120,316 - $164,381 (estimated)Engineering

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 involves developing full-stack tooling and backend services that support large-scale data annotation, validation, and quality control. You will work closely with data, research, and engineering teams to support real production AI systems and high-impact research. This is a part-time to near-full-time contract role with flexible weekly hours and remote work.

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Required Skills

Python Development
Full-Stack Development
Systems Programming
Web Frameworks
Type Enforcement
API Design
REST APIs
GraphQL
Database Design
Authentication Flows

+14 more

About Alignerr

alignerr.com

Alignerr 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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