Application Developer
DataAnnotation
full-remotemidcontractbackend Iowa, United States Yesterday via LinkedIn
Up to 72,000 USD/annual
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AI evaluationPythonJavaScriptAlgorithmsData StructuresDebuggingCode ChallengesLeetCodeHackerRankIndependent Contract
About the role
Role overview
You’ll join DataAnnotation as an Application Developer to help train and evaluate AI chatbots/models. The work involves assessing chatbot responses, checking correctness and performance, and solving coding problems to improve model quality.
Responsibilities
- Provide coding challenges to AI chatbots and evaluate their outputs
- Assess AI-generated responses for correctness and performance
- Solve and explain solutions to coding problems (e.g., LeetCode/HackerRank-style)
Requirements
- Proficient in at least one of Python or JavaScript
- Ability to solve coding problems using at least one programming language (examples listed): JavaScript, Python, C#, C++, HTML, SQL, Swift
- Fluency in English (native or bilingual)
- Detail-oriented and experienced with algorithms, data structures, and debugging workflows
- Ability to explain how your solution solves each coding problem
Nice to haves
- A Bachelor’s degree (current/in progress/completed preferred)
Contract & pay
- Independent contract; full-time or part-time REMOTE
- Choose which projects you work on; work on your own schedule
- Paid hourly up to $60 USD/hour, with bonuses for high-quality/high-volume work
- Payment via PayPal (no money requested from applicants)
Location constraint
- Only applicants in the United States are considered
About DataAnnotation
DataAnnotation is a technology and services organization focused on training and improving AI models. The company works with AI systems by creating evaluation tasks and reviewing model outputs to enhance quality and performance.
Scraped 4/4/2026