Open-Source Software Engineer

OpenTrain AI, Inc.; Northern (KY); Hybrid; USD 138,000 - 207,000; Part time

Job summary

OpenTrain AI, Inc. is seeking a part-time contractor to craft, solve, review, and validate challenging software-engineering tasks for AI training across front-end and back-end systems.

You will work in unfamiliar codebases, translate code between languages, and write tests while reviewing AI-generated patches for quality and security.

Qualifications

• Public GitHub profile required.
• Meaningful ownership of or contributions to one or more open-source repositories.
• Experience in front-end, back-end, full-stack, systems, developer tooling, or infrastructure.
• Proficient in multiple programming languages such as TypeScript, JavaScript, Python, Java, Go, Rust, C++, C#, or Ruby.
• Ability to work in unfamiliar codebases and contribute substantive code.
• Portfolio shows substantive authored code, not only minor updates.

Responsibilities

• Create, solve, review, and validate software-engineering tasks for AI training.
• Explore unfamiliar repositories and understand how they work.
• Build and debug front-end and back-end components.
• Translate code between languages and write tests.
• Review AI-generated patches for correctness, security, and maintainability.

Skills

GitHub proficiency

Open-source contributions

Full-stack development

Problem-solving

Tools

TypeScript

JavaScript

Python

Java

Go

Rust

C++

C#

Ruby

Job description

The Work

You will create, solve, review, and validate challenging software-engineering tasks for AI training. The work covers front-end and back-end systems, unfamiliar repositories, complex debugging, code translation, testing, and review of AI-generated patches.

• Explore unfamiliar software repositories and understand how they work.
• Build and debug front-end and back-end components.
• Trace data and execution across interfaces, services, libraries, APIs, databases, and external dependencies.
• Reproduce software issues, find their underlying causes, and implement solutions that fit existing architecture and contribution standards.
• Translate complete coding builds from one programming language into another.
• Write unit, integration, regression, and end-to-end tests.
• Review AI-generated patches for correctness, completeness, security, and maintainability.

What It Pays and Takes

This is a part-time contractor role listed as entry level, but it requires strong software-engineering experience and meaningful open-source work. You must be able to work in unfamiliar codebases and contribute substantive code.

• Pay: $100-$150 per hour.
• Expected commitment: About 15 hours per week.
• Schedule: Flexible, including the option to work weekends when needed.
• Location: Fully remote and available globally in the listed countries.
• Language: English.
• Work status: Part-time contractor.
• Required: A public or otherwise verifiable GitHub profile.
• Required: Meaningful ownership of or contributions to one or more open-source repositories.
• Required: Strong experience in front-end, back-end, full-stack, systems, developer tooling, infrastructure, or another substantial technical area.
• Required: Experience with multiple programming languages, such as TypeScript, JavaScript, Python, Java, Go, Rust, C++, C#, or Ruby.
• Portfolio standard: Show substantive authored code, not only documentation updates, dependency changes, formatting work, or minor corrections.

About AI Training Work

AI training is the human work behind systems that learn from examples, including writing, testing, and reviewing code. Experienced software engineers are paid to assess technical quality and help make AI-generated code more correct, secure, complete, and maintainable.