Web Application Developer
DataAnnotation
full-remotemidcontractbackendfrontend Washington, United States 2 days ago via LinkedIn
60 - 60 USD/daily
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PythonJavaScriptAlgorithmsData StructuresDebuggingLeetCodeHackerRankAI Model EvaluationCoding ChallengesRemote
About the role
Role overview
You will join DataAnnotation as a Web Application Developer to help train AI models. Your work involves evaluating AI chatbot outputs and solving coding challenges to improve the quality of each model.
Responsibilities
- Create and/or give AI chatbots coding challenges and review their outputs
- Evaluate AI model responses for correctness and performance
- Debug and solve coding problems to improve model quality
- Explain how your solutions solve each coding challenge
Requirements
- Proficiency in at least one of: Python and/or JavaScript
- Strong ability to solve coding problems (e.g., LeetCode/HackerRank) in one or more of: JavaScript, Python, C#, C++, HTML, SQL, Swift
- Fluency in English (native or bilingual)
- Detail-oriented approach
- Experience with algorithms, data structures, and debugging workflows
- Bachelor’s degree preferred (current/in-progress/completed)
Contract & compensation
- Independent contract position
- Remote; work on your own schedule
- Paid hourly up to $60 USD/hour, with bonuses for high-quality/high-volume work
- Payment via PayPal
Location constraint
- Only applicants in the United States will be considered
About DataAnnotation
DataAnnotation provides services that help train and evaluate AI systems. The role described focuses on building and assessing code-related outputs for AI chatbots, supporting improvements in model quality. This sits within the AI training and evaluation industry.
Scraped 4/4/2026