Entry-Level Backend Engineer for AI Coding Tasks

OpenTrain AI, Inc.; United States; Hybrid; USD 69,000 - 138,000; Part time

Job summary

OpenTrain AI, Inc. is seeking entry-level backend contractors to design and evaluate coding tasks for AI training. You will build scalable services, create reproducible evaluation environments, and write deterministic verifiers and reference solutions.

You do not need prior AI experience. Strong English, hands-on coding in Python/Java/Rust/Go/C++, and a public GitHub portfolio are highly valued. This is a part-time, hourly role with global remote options.

Qualifications

• Entry-level backend role for AI coding evaluation; no AI experience required.
• Professional fluency in English and strong written communication.
• Hands-on expertise in backend languages and building scalable services.

Responsibilities

• Create realistic coding problems for AI training across bug fixes, features, refactors and performance tasks.
• Build reproducible environments and deterministic verifiers; provide reference solutions.
• Review technical submissions, document reasoning, and improve large or legacy codebases for scalability.

Skills

Python

Java

Rust

Go

C++

TypeScript

Node.js

APIs

Code review

GitHub

Tools

GitHub

Job description

OpenTrain AI, Inc. is seeking entry-level backend contractors to design and evaluate coding tasks for AI training. You will build scalable services, create reproducible evaluation environments, and write deterministic verifiers and reference solutions.

You do not need prior AI experience. Strong English, hands-on coding in Python/Java/Rust/Go/C++, and a public GitHub portfolio are highly valued. This is a part-time, hourly role with global remote options.