Freelance Senior Python Developer - Functional Test Frameworks

Please submit your CV in English and indicate your level of English proficiency.
Mindrift connects specialists with project-based AI opportunities for leading tech companies, focused on testing, evaluating, and improving AI systems.
Participation is project-based, not permanent employment.
What this opportunity involves While each project involves unique tasks, contributors may: Coordinate cross-language migration workflows by analyzing C/Rust/Go codebases to create behavioral tests and migration stubs for Rust targets.
Design and implement black-box functional test frameworks (pytest + uv, Python 3.
10) for native CLI projects.
Built reproducible Docker evaluation images and CI pipelines for agent evaluation (Dagger/Codespaces), handling secure workspace setup and git submodule integration.
Apply professional judgment to assess AI responses.
What we look for This opportunity is a good fit for senior software developers open to part-time, non-permanent projects.
Ideally, contributors will have:  Degree in Computer Science, Software Engineering or related fields 5+ years in software development with at least 5 years in Python Familiarity with C, Rust, Go / confidence to read this code with LLM English proficiency - B2 Stable internet connection  How it works Apply → Pass qualification(s) → Join a project → Complete tasks → Get paid Project time expectations For this project, tasks are estimated to require around 10-20 hours per week during active phases, based on project requirements.
This is an estimate, not a guaranteed workload, and applies only while the project is active.
Payment Paid contributions, with rates up to $40/hour*  Fixed project rate or individual rates, depending on the project Some projects include incentive payments *Note: Rates vary based on expertise, skills assessment, location, project needs, and other factors.
Higher rates may be offered to highly specialized experts.
Lower rates may apply during onboarding or non-core project phases.
Payment details are shared per project.