Application Developer
DataAnnotation
full-remotemidcontractbackendother California, United States Yesterday via LinkedIn
Up to 72,000 USD/annual
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PythonJavaScriptAlgorithmsData StructuresDebuggingLeetCodeHackerRankAI Model EvaluationRemoteIndependent Contract
About the role
Role Overview
Join DataAnnotation as an Application Developer to help train and evaluate AI chatbots. You’ll solve coding challenges and assess AI model outputs to improve logic, correctness, and performance.
Responsibilities
- Provide AI chatbots with coding challenges
- Evaluate AI outputs for correctness and performance
- Analyze and improve model quality by solving problems and refining evaluation
Requirements
- Proficiency in at least one of: Python and/or JavaScript
- Ability to code in at least one programming language: JavaScript, Python, C#, C++, HTML, SQL, or Swift
- Strong algorithms and data structures knowledge
- Experience with debugging workflows
- Detail-oriented approach
- Fluency in English (native or bilingual)
- Ability to explain how solutions address coding problems (e.g., LeetCode/HackerRank style)
Preferred
- A Bachelor’s degree (current/in-progress/completed)
Contract & Compensation
- Independent contract position
- Remote (full-time or part-time)
- Flexible schedule; you can choose projects
- Paid hourly up to $60 USD/hour, with bonuses for high-quality and high-volume work
- Payment via PayPal; no money will be requested from applicants
Location
- United States only
About DataAnnotation
DataAnnotation is a tech/AI-oriented company that uses independent contributors to train and evaluate AI models, including AI chatbots. The role focuses on assessing chatbot outputs and improving model quality through coding and evaluation tasks.
Scraped 4/4/2026