About the role

Role overview

Software Engineer – Frontend (Contract) (remote, United States preferred) You will review and implement frontend code solutions that help shape the data powering frontier AI systems. Work is fully remote and asynchronous with a minimum commitment of 15 hours/week.

Responsibilities

Review and evaluate AI-generated frontend code for:
- correctness
- efficiency
- accessibility
- clarity
Write frontend solutions for UI and web development problems across varying difficulty levels.
Create clear explanations covering design decisions, code logic, and problem-solving approach.
Identify edge cases and flag ambiguities in problem statements or AI responses.

Requirements

Fluent English with strong written communication and the ability to explain frontend concepts clearly.
Strong JavaScript expertise, including:
- async/await
- closures
- DOM manipulation
- ES6+ syntax
- browser APIs
3–5 years of experience with modern frontend frameworks, tools, or related domains (e.g., React, Vue, Angular, web development).
Bachelor’s degree (or pursuing) in Computer Science or related field.

Nice to have

Master’s or PhD preferred.
Experience with data labeling and/or RLHF (or other AI training projects).

Interview process

Screening with Zara (AI interviewer) in English.
Domain-specific interview to assess frontend expertise, including frameworks, state management, and performance optimization.

About Alignerr

Alignerr is hiring a remote frontend software engineer to contribute to AI data and labeling workflows. The role is connected to Labelbox, a company that builds a data engine for training and iterating on AI models using data labeling, expert services, and a marketplace.

Software Engineer - Frontend

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