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Back End Developer

DataAnnotation

full-remotemidcontractbackend Illinois, United States Today via LinkedIn
Up to 72,000 USD/annual

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Tags

PythonJavaScriptAlgorithmsData StructuresDebuggingLeetCodeHackerRankAI Model EvaluationRemote WorkIndependent Contract

About the role

Role Overview

You will join the team to train and evaluate AI chatbots/models by creating and assessing coding challenges and measuring model progress.

Responsibilities

  • Give AI chatbots coding challenges and evaluate their outputs
  • Assess AI model quality for correctness and performance
  • Solve coding problems and be able to explain how your solutions work
  • Contribute to improving the quality of each model

Requirements

  • Proficient in at least one programming language, such as:
    • Python and/or JavaScript (required)
    • Plus experience with at least one of: JavaScript, Python, C#, C++, HTML, SQL, Swift
  • Ability to solve coding problems (e.g., LeetCode/HackerRank style) and explain solutions
  • Fluency in English (native or bilingual)
  • Detail-oriented approach
  • Experience with algorithms, data structures, and debugging workflows

Nice to Haves

  • A current, in-progress, or completed Bachelor’s degree (preferred, not required)

Contract & Work Details

  • Remote position (full-time or part-time)
  • Independent contract work
  • Hourly pay up to $60 USD/hour, with bonuses for high-quality and high-volume work
  • Payment via PayPal; projects are chosen by you and you can work on your own schedule

About DataAnnotation

DataAnnotation is a technology and services company that supports training and evaluation of AI systems, including AI chatbots. The role focuses on coding challenge creation, model evaluation, and quality improvement to help deliver higher-performing AI models.

Scraped 4/11/2026

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