Software Engineer, Python

Stellenbeschreibung:

Select tasks from a pre-validated pool of Python repositories pinned to specific git commits
Explore repositories and relevant PR or issue history to understand the subsystem
Rewrite engineering questions to challenge frontier coding agents while remaining well-defined
Adjust rubrics and foils to reward correct reasoning and reject plausible but incorrect answers
Run the Check, Golden, Run, and Analyze validation loop in Mercor Studio
Iterate until every validation stage passes
Document work in the task README
Submit tasks for expert review and address reviewer feedback
Build datasets for AI agents to reason about real Python codebases

Requirements

3+ years of professional software engineering experience
Substantial production Python experience
Ability to navigate large, unfamiliar Python codebases and explain runtime behavior
Fluency in Python internals, including import machinery, descriptors and metaclasses, async and event loops, packaging, and C-extension boundaries
Experience with web frameworks, developer tooling, type checkers, or scientific/numeric libraries is highly relevant
Precise written English
Comfortable with git at commit level, containerized environments, and command-line tooling
Identity verification and background check
Signed Terms of Work and CIIAA
Tax form completion
Passing a short calibration quiz before task access
Qualified applicants may be asked to complete a brief technical assessment or provide additional information

Core Competencies

Demonstrates extensive experience in Python programming, including fluency in Python internals and the ability to navigate complex codebases. Proficient in documentation and iterative validation processes to ensure high-quality outputs.