Developer Jobs in Radnor, PA

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1mo ago

Backend Software Engineer - AI Trainer

DataAnnotation Radnor, PA 🇺🇸 Remote

Radnor, PA

1mo ago Closed

$50 - $100/hr Contract Backend Developer Ai Trainer Artificial Intelligence

This position is no longer accepting applications (closed Jul 29, 2026).

Job Description

DataAnnotation is offering a fully remote contract opportunity for a Backend Software Engineer - AI Trainer. Based in Radnor, PA, this role supports remote work with a flexible schedule and paid project opportunities through the platform. The compensation ranges from $50 to $100 per hour, with a pathway to engage in projects that fit your availability.

Responsibilities

Design and solve diverse coding problems used to train AI systems.
Write clear, high quality code snippets and detailed explanations.
Evaluate AI generated code for accuracy, performance, and clarity.
Provide feedback that directly shapes the next generation of AI models.

Requirements

Fluency in English (native or bilingual level).
Proficiency in at least one of the following: JavaScript, TypeScript, Python, C, C#, C++, React, Go, Java, Kotlin, or Swift.
Excellent writing and grammar skills.
A bachelor’s degree (completed or in progress).
Previous experience as a Software Developer, Coder, Software Engineer, or Programmer is preferred.

Technologies

JavaScript
TypeScript
Python
C
C#
C++
React
Go
Java
Kotlin
Swift

Benefits

Fully remote: work from anywhere in the US, Canada, UK, Ireland, Australia, and New Zealand.
Flexible schedule: choose which projects you take on and when you work, on your own computer, from home.
Competitive pay: projects are paid hourly, up to $100+ USD per hour. Opportunities for higher bonus rates available for certain projects.
Impact: help shape the future of AI technologies.

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