These are some of the projects I work on.

Mull

Role: Author, independent researcher
What: LLVM-based tool for mutation testing targeting C and C++
Tech: C++, CMake, LLVM, JIT, Vagrant, Ansible
Tasks:

• Analysis and transformation of LLVM Bitcode
• JITting native C and C++ code
• Multi-OS support: Linux, macOS, FreeBSD
• Automated release engineering: packaging for various OSes
• Driving the design and implementation
• Writing research papers: link

RubyMotion

Role: Contractor
What: Toolchain that allows writing native cross-platform apps for iOS, Android and OS X in Ruby
Tech: C++, Ruby, LLVM, macOS, iOS
Tasks:

• Added SIMD support for the CodeGen
• Upgrading underlying LLVM to the newer versions
• Upgrading the project to work with the newer versions of Xcode
• Fixing various bugs: from buggy dyld on macOS to incorrect handling of Dwarf information

PTScientists GmbH

Role: Full-time employee
What: Helping to build robust and testable onboard-software for the space mission
Tech: C++, Python, CMake, Jenkins, Ansible, Vagrant, CI
Tasks:

• Helping to write testable components
• Defining and maintaining the build system
• Maintaining continuous integration servers and infrastructure
• Defining various testing strategies