Machine Learning Engineer (Coding Agent Experience) @ Mercor

Hatch
Hatch

Software Engineering, Data Science · Contractor

Australia

USD 200-200 / hour

Posted on Aug 31, 2026

About The Role

  • Mercor is partnering with a leading AI research lab to support a Frontier Code Agents project.
  • Contributors help evaluate and improve frontier AI coding models through structured technical assessments.
  • The work focuses on realistic machine learning engineering workflows and model evaluation.
  • Spots are limited and filling quickly on a first come, first serve basis.

What You'll Do

  • Use frontier AI coding agents to complete and evaluate complex machine learning and AI engineering tasks.
  • Review model-generated implementations involving model training, inference systems, MLOps, and LLM applications.
  • Identify bugs, edge cases, performance issues, and failure modes.
  • Compare outputs from multiple frontier models and assess their strengths and weaknesses.
  • Apply professional engineering judgment to realistic ML engineering scenarios.

Time Commitment

  • Sprint based project that runs in 12-24 hour stretches based on client requirement.

Compensation

  • $400 per accepted task.
  • Typical tasks take approximately 2–3 hours after ramp-up.
  • Compensation is tied to accepted work.

Who Should Apply

  • 2+ years of professional machine learning engineering experience.
  • Experience building production ML systems, model deployment infrastructure, LLM applications, or AI-powered products.
  • Regular use of AI coding agents such as Cursor, Claude Code, Codex, Windsurf, Gemini CLI, or similar tools.
  • Ability to evaluate model-generated machine learning implementations and technical tradeoffs.
  • Experience deploying ML systems to production is preferred.

We consider all qualified applicants without regard to legally protected characteristics and provide reasonable accommodations upon request.

Contract and Payment Terms

  • You will be engaged as an independent contractor.
  • This is a fully remote role that can be completed on your own schedule.
  • Projects can be extended, shortened, or concluded early depending on needs and performance.
  • Your work at Mercor will not involve access to confidential or proprietary information from any employer, client, or institution.
  • Payments are weekly on Stripe or Wise based on services rendered.
  • Please note: We are unable to support H1-B or STEM OPT candidates at this time.

🟢 Please consider applying even if you don't meet 100% of what’s outlined 🟢

Key Responsibilities

  • 🤖 Completing and evaluating tasks
  • 🔍 Reviewing model implementations
  • ⚠️ Identifying issues

Key Strengths

  • 💻 Machine learning engineering experience
  • 🏗️ Production ML systems experience
  • 🛠️ AI coding agents proficiency
  • 📊 Model evaluation
  • 🚀 Production deployment experience
  • ⚖️ Technical tradeoffs understanding

Why Mercor is partnering with Hatch on this role. Hatch exists to level the playing field for people as they discover a career that’s right for them. So when you apply you have the chance to show more than just your resume.

A Final Note: This is a role with Mercor not with Hatch.