React/JavaScript Engineer | $80/hr Remote

Crossing Hurdles; España; Remote; EUR 86,000 - 98,000; Part time

Job summary

Talantir is seeking a Software Engineer (Front-end) for an hourly remote contract. You will write realistic, self-contained prompts for client-side web applications, games, tools, and simulations, and create precise evaluation rubrics to measure UI behaviors and interactions.

You should have professional frontend or full-stack experience with JavaScript, TypeScript, and React (or vanilla JS). You will write clear technical specifications and structured evaluation criteria, and work independently

Qualifications

• Professional frontend or full-stack development experience.
• Strong proficiency in JavaScript, TypeScript, and React or vanilla JS.
• Ability to write clear technical specifications and evaluation criteria.
• Strong analytical thinking and attention to detail.
• Comfortable working remotely in a deliverables-driven environment.
• Bachelor’s degree in Software Engineering, Computer Science, or related field preferred.

Responsibilities

• Write realistic prompts for client-side web apps, games, tools, and simulations.
• Create precise, binary evaluation rubrics.
• Ensure rubric items are verifiable by screenshot and code.
• Develop high-quality datasets focused on UI behavior and state management.
• Apply frontend engineering to evaluate correctness and UX.
• Collaborate asynchronously with research and review teams.

Skills

Frontend development

JavaScript

TypeScript

React

Specifications writing

Analytical thinking

Attention to detail

Remote work

Education

Bachelor's degree in Software Engineering/CS

Job description

Position: Software Engineer (Front-end)

Type: Hourly contract

Compensation: $70–$80/hour

Location: Remote

Commitment: 10–40 hours/week

Role Responsibilities

• Write realistic, self-contained prompts for client-side web applications, games, tools, and simulations.
• Create precise, binary evaluation rubrics tagged by verification type.
• Ensure rubric items are pass/fail and verifiable through screenshot and code inspection.
• Develop high-quality datasets focused on UI behavior, interactivity, robustness, and state management.
• Apply frontend engineering expertise to evaluate correctness and user experience.
• Collaborate asynchronously with research and review teams.

Requirements

• Professional experience in frontend or full-stack development.
• Strong proficiency in JavaScript, TypeScript, React, or vanilla JS.
• Ability to write clear technical specifications and structured evaluation criteria.
• Strong analytical thinking and attention to detail.
• Comfortable working independently in a remote, deliverables-driven environment.
• Bachelor’s degree in Software Engineering, Computer Science, or related field preferred.