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DataAnnotation

via Media Bistro

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Full Stack Developer (UX/UI) Job at DataAnnotation in Los Angeles

Los Angeles, CA
full-time
Posted 10/8/2025
Verified Source
Key Skills:
Python
JavaScript
Algorithms
Data Structures
Debugging
AI Chatbot Evaluation
Coding Challenges

Compensation

Salary Range

$83K - 125K a year

Responsibilities

Evaluate AI chatbot outputs by giving coding challenges and assessing their correctness and performance.

Requirements

Proficiency in at least one programming language (Python, JavaScript, C#, C++, HTML, SQL, or Swift), strong problem-solving skills, and fluency in English.

Full Description

OverviewJoin to apply for the Full Stack Developer (UX/UI) role at DataAnnotation.We are looking for a Full Stack Developer (UX/UI) to join our team to train AI models. You will measure the progress of these AI chatbots, evaluate their logic, and solve problems to improve the quality of each model. To apply to this role, you will need to be proficient in either Python and/or JavaScript. Your role will require proficiency in at least one programming language (JavaScript, Python, C#, C++, HTML, SQL, or Swift) in order to solve coding problems (think LeetCode, HackerRank, etc). For each coding problem, you must be able to explain how your solution solves the problem.ResponsibilitiesGive AI chatbots coding challenges and evaluate their outputsEvaluate the quality produced by AI models for correctness and performanceBenefitsThis is a full-time or part-time REMOTE positionYou’ll be able to choose which projects you want to work onYou can work on your own scheduleProjects are paid hourly starting at $40+ USD per hour, with bonuses on high-quality and high-volume workQualificationsFluency in English (native or bilingual level)Detail-orientedExperience with algorithms, data structures, and debugging workflowsA current, in progress, or completed Bachelor’s degree is preferred but not requiredNotesPayment is made via PayPal. We will never ask for any money from you. PayPal will handle any currency conversions from USD.Only applicants in the United States will be considered for this role. This is an independent contract position. #J-18808-Ljbffr

This job posting was last updated on 10/14/2025

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