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Back End Developer - AI Trainer

Job in Henderson, Henderson County, Kentucky, 42419, USA
Listing for: DataAnnotation
Full Time position
Listed on 2026-07-17
Job specializations:
  • Software Development
    AI QA / Validation Engineer, AI Engineer (Applied/Software), Backend Developer, Kotlin
Salary/Wage Range or Industry Benchmark: 50 - 100 USD Hourly USD 50.00 100.00 HOUR
Job Description & How to Apply Below

We are looking for an existing Back End Developer to help advance AI development. As a member of Data Annotation's coding team, you'll be part of a growing community of over 100,000 professionals including front-end, back-end, full-stack, machine learning, and other engineers who are driving real-world impact in AI development.

Our platform offers an engaging blend of flexibility and challenge: you'll work closely with state-of-the-art AI models to take on programming tasks that include creating and solving challenging coding problems, building beautiful apps with rich functionality, and synthesizing insights through data analysis and visualization. Your work directly contributes to refining intelligent systems that learn, adapt, and evolve.

To get started, once you sign up for an account, you'll take a short assessment (this serves as our version of an interview). If you pass that assessment, you'll receive an email confirmation, and paid work will become available to you through our platform.

Advantages Of Contracting With Us
  • You’ll be able to choose which projects you want to work on and when
  • You work on your own schedule, on your own computer, from the comfort of your own home
  • Projects are paid hourly starting at $50-$100+/hr, with higher rates available for certain projects
Responsibilities
  • Give AI chatbots coding challenges and evaluate their outputs.
  • Evaluate the quality produced by AI models for correctness and performance.
Qualifications
  • Fluency in English (native or bilingual level).
  • Experience with algorithms, data structures, and debugging workflows.
  • Excellent writing and grammar skills.
  • A bachelor's degree (completed or in progress).
  • Previous experience as a Software Developer, Coder, Software Engineer, Programmer, or Back End Developer is preferred.

Note:

Payment is made via Pay Pal. We will never ask for any money from you. Pay Pal will handle any currency conversions from USD. This job is only available to those in the United States. This is an independent contractor position.

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