Senior AI Backend Engineer - Data Pipelines & Tooling Lead

Alignerr Corp.; New York (NY); Remote; USD 83,000 - 138,000; Part time

Job summary

Alignerr Corp. is seeking a senior backend engineer to design and lead data pipelines, annotation tooling, and evaluation infrastructure powering AI model training.

This remote hourly-contract role focuses on Python systems, robust APIs, and scalable data architectures for large-scale AI workflows. You will collaborate with researchers and engineers, review designs, and drive architecture decisions while committing 20–40 hours weekly.

Qualifications

• 5+ years writing production Python backend services.
• Experience architecting scalable APIs and data schemas.
• Strong English communication skills.

Responsibilities

• Design, build, and optimize Python systems for AI data pipelines and evaluation workflows.
• Develop backend services and tooling for large-scale data annotation and quality control.
• Architect APIs (REST/GraphQL), DB schemas, and auth flows.

Skills

Python backend

APIs REST/GraphQL

Auth systems

Distributed systems

Code reviews

Job description

Alignerr Corp. is seeking a senior backend engineer to design and lead data pipelines, annotation tooling, and evaluation infrastructure powering AI model training.

This remote hourly-contract role focuses on Python systems, robust APIs, and scalable data architectures for large-scale AI workflows. You will collaborate with researchers and engineers, review designs, and drive architecture decisions while committing 20–40 hours weekly.