About the role

Role: Software Engineer – Frontend (AI Training Contract)

As a frontend engineer, you will help train and evaluate AI systems by reviewing and writing high-quality UI coding problems and solutions.

Responsibilities

Review and evaluate AI-generated frontend code for correctness, efficiency, accessibility, and clarity
Write high-quality solutions to UI and web development problems across multiple difficulty levels
Produce clear explanations for design decisions, code logic, and problem-solving approach
Identify edge cases, ambiguities, and weaknesses in problem statements or AI responses
Help set and maintain the quality bar for excellent frontend code at scale

Requirements

Strong English and written communication skills; ability to explain complex frontend concepts clearly
Deep expertise in JavaScript, including:
- async/await, closures, DOM manipulation, ES6+, browser APIs
Experience with modern frontend frameworks and tooling such as React, Vue, or Angular
Detail-oriented mindset for catching subtle bugs and edge cases
Self-motivated and comfortable working independently in an asynchronous remote environment

Nice to Have

3–5+ years of professional frontend development experience
BS/MS/PhD in Computer Science or related field
Experience with data labeling, RLHF, or AI training workflows
Familiarity with web accessibility standards and performance optimization

About Alignerr

Alignerr is an AI training organization focused on improving how AI systems understand and generate frontend code. The company’s work involves generating, reviewing, and refining UI coding problems and solutions to support the training and evaluation of cutting-edge AI models.

Software Engineer - Frontend

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