MercorVerified Source
Remote

Backend Engineer, AI Coding Agent

Remote · San Francisco, California
Posted August 12, 2026
payroll

Overview

You will use AI coding agents like Cursor, Claude Code, and Codex to complete and evaluate complex backend engineering tasks. Your assessments directly improve frontier model performance. You will work remotely with a team backed by Benchmark and General Catalyst, reviewing code for correctness, quality, and edge cases. This contract role pays $400 per accepted task.

What You'll Do6

  • 1Use AI coding agents to complete complex backend engineering tasks.
  • 2Review model-generated code for correctness, quality, and maintainability.
  • 3Identify bugs, edge cases, and failure modes in model outputs.
  • 4Compare outputs from multiple frontier models and assess their strengths and weaknesses.
  • 5Apply professional engineering judgment to realistic backend scenarios.
  • 6Work independently and asynchronously to meet deadlines while improving model performance.

Requirements5

  • 12+ years of professional backend engineering experience.
  • 2Experience building APIs, distributed systems, microservices, or databases.
  • 3Regular use of AI coding agents like Cursor, Claude Code, Codex, or similar tools.
  • 4Ability to evaluate model-generated code and identify bugs and architectural tradeoffs.
  • 5Preferred: experience working on large-scale production systems.

Salary Insight

Salary not disclosed in listing

Location

Typeremote
LocationSan Francisco, California
This is a remote position

Required Skills

cursorclaude codecodexapimicroservices
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