HubMub
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Mercor

Lead Software Engineer

Mercor
Luxembourg · Part-time · Not Applicable
About The Job

Mercor connects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco, our investors include Benchmark, General Catalyst, Peter Thiel, Adam D'Angelo, Larry Summers, and Jack Dorsey.

Position: Software Engineer

Type: Freelance

Compensation: $70–$120/hour

Duration: 1–2 months

Commitment: 15–25 hours/week, with flexibility up to 40 hours/week

Role Responsibilities

  • Craft realistic developer prompts across multiple categories such as code review, debugging, and error diagnosis.
  • Source and adapt content from real PRs to create authentic scenarios.
  • Write clear, technically accurate model responses demonstrating strong reasoning and explanation quality.
  • Collaborate with AI research teams to improve evaluation datasets for AI reasoning and technical judgment.
  • Work independently and asynchronously to meet deadlines while enhancing dataset quality.

Qualifications

Must-Have

  • 2+ years of experience in software engineering, technical research, or educational content development.
  • Bachelor's degree in Software Engineering, Computer Science, or a related field.
  • Strong proficiency in languages like Python, JavaScript, Java, or C++.
  • Experience with debugging, testing, and validating code.
  • Comfortable with technical writing and attention to detail.

Preferred

  • Advanced degree in a related field.

Start Date

  • Immediate

Application Process (Takes 20–30 mins to complete)

  • Upload resume
  • AI interview: A short, 15-minute conversational session to understand your background, experience, and interest in the role
  • Follow-up communication within a few days with next steps and onboarding details

Resources & Support

  • For details about the interview process and platform information, please check: https://talent.docs.mercor.com/welcome/welcome
  • For any help or support, reach out to: [email protected]

PS: Our team reviews applications daily. Please complete your AI interview and application steps to be considered for this opportunity.

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Key Skills

Ranked by relevance

ai javascript python java san
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Country Guide

Luxembourg

High-value international enterprise and fintech hub

Posted
Mar 26, 2026
Type
Part-time
Level
Not Applicable
Location
Luxembourg
Company
Mercor

Industries

Software Development

Categories

Quality Assurance

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