Senior Python Engineer (Remote, AI Testing)

Job summary

This role is for a Senior Python Engineer with extensive experience in functional testing and a strong background in Linux and Docker. The position involves project-based work focused on testing and improving AI systems, requiring the ability to read and translate code across multiple programming languages.

Qualifications

• Over 5 years of experience as a Software Engineer, primarily in Python.
• Proficient in pytest, with experience in designing black-box functional tests for CLI tools.
• Strong expertise in Docker, including creating reproducible Dockerfiles and managing secure workspaces.
• Solid Linux and Bash scripting skills, with the ability to debug within containers.
• Familiarity with modern Python tooling such as uv and pyproject.toml.
• Capability to read and understand multiple coding languages, including C, C++, Rust, and Go, with the support of LLMs.
• English language proficiency at B2 level or higher.

Responsibilities

• Develop functional black box tests for large codebases in various programming languages.
• Create and manage Docker environments to ensure reproducible builds and test execution across platforms.
• Monitor code coverage and set automated scoring criteria to meet industry standards.
• Utilize LLMs to enhance development cycles, automate repetitive tasks, and improve code quality.

Skills

• Expertise in Python, Docker, Linux, and Bash scripting.
• Experience with LLMs for development acceleration and test-case generation.

Tools

• Python (pytest, uv, Pillow), Docker, Bash, Git Submodules, C/C++/Rust/Go (reading), Dagger, GitHub Codespaces, LLMs (Claude Code, Roo Code, Cursor), coverage.py, gcov, kcov.

Education

• Relevant degree or equivalent experience in software engineering or a related field is preferred.