Remote Backend Engineer for AI Task Creation (Part-Time)

OpenTrain AI; United States; Remote; USD 41,000 - 138,000; Part time

Benefits offered by this job

Fully remote

Flexible scheduling

Independent contractor

Job summary

OpenTrain AI is seeking experienced backend engineers for remote, flexible, part-time work designing realistic coding scenarios for AI systems. You will craft backend tasks, write reference answers and tests, and assess AI outputs while explaining gaps and bottlenecks.

Join a frontier team shaping how software is built with cutting-edge AI training systems. About 15 hours weekly, fully remote within the United States; performance-based per-task pay, with a wide hourly range reflecting expertise.

Qualifications

• Proficient backend engineering with experience in building scalable services.
• Ability to design robust backend tasks around features or bug fixes.
• Experience writing reference answers and test suites to validate AI outputs.
• Strong review and debugging skills, including performance analysis and refactoring.

Responsibilities

• Design backend tasks to add features or fix bugs in the system.
• Write reference answers and test suites to differentiate correct/incorrect submissions.
• Review AI-generated solutions for correctness and quality.
• Explain shortcomings with debugging and performance analysis.

Skills

Backend development

API design

Java

Node.js

Go

Python

TypeScript

C++

Algorithms

Automated testing

Tools

Docker

CI/CD

Git

Testing frameworks

Job description

OpenTrain AI is seeking experienced backend engineers for remote, flexible, part-time work designing realistic coding scenarios for AI systems. You will craft backend tasks, write reference answers and tests, and assess AI outputs while explaining gaps and bottlenecks.

Join a frontier team shaping how software is built with cutting-edge AI training systems. About 15 hours weekly, fully remote within the United States; performance-based per-task pay, with a wide hourly range reflecting expertise.