Application Developer
DataAnnotation
full-remotemidcontractbackendother Virginia, 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 AI models. You will build and/or solve coding challenges and evaluate AI chatbot outputs to improve model quality.
Responsibilities
- Create or assign coding challenges for AI chatbots.
- Evaluate AI chatbot outputs for:
- Correctness
- Performance
- Debug and solve problems to improve the quality of each model.
- For each coding problem, explain how your solution works.
Requirements
- Proficient in at least one programming language, ideally:
- Python and/or JavaScript
- Strong ability to solve coding problems (e.g., LeetCode, HackerRank).
- Experience with algorithms and data structures.
- Detail-oriented with effective debugging workflows.
- Fluency in English (native or bilingual level).
Nice to Have
- Bachelor’s degree (current/in progress/completed).
Contract & Compensation
- Independent contract position.
- Remote (full-time or part-time).
- Projects paid hourly up to $60 USD/hour, with bonuses for high-quality and high-volume work.
- Payment via PayPal.
- Must be located in the United States.
- Choose your own schedule and select projects you want to work on.
About DataAnnotation
DataAnnotation works on training and improving AI models, including evaluating AI chatbots for quality, correctness, and performance. The role supports model improvement through coding challenges and structured evaluation in a data/AI training context.
Scraped 4/3/2026