Senior Python Systems Developer - Functional Testing Project

Senior Python Systems Developer - Functional Testing Project with deep functional testing experience, strong Linux and Docker skills, ability to read code across multiple languages with LLMs, and confidence using tools like Roo Code or Claude Code to accelerate iterative development.

Requirements

• 5+ years of experience as a Software Engineer (primarily Python)
• Deep experience with pytest (fixtures, session-scoped, timeouts) and designing black-box functional tests for CLI tools
• Expert-level Docker skills (reproducible Dockerfiles, user contexts, secure workspaces)
• Strong Linux & Bash scripting skills and comfort debugging inside containers
• Proficiency with modern Python tooling (uv, pyproject.toml, packaging)
• Ability to read and understand with LLM many coding languages (for example C, C++, Rust, or Go)
• Experience using LLMs (Claude Code, Roo Code, Cursor) to accelerate iterative development and test-case generation
• English language - B2 or higher

Benefits

• Freelance project-based collaboration via the Mindrift platform (powered by Toloka AI)
• Fully remote and flexible participation
• Each project has its own compensation level based on scope and expertise required
• Opportunity to contribute to innovative AI projects for leading tech companies
• Supportive global community