Jona worked on the Anastasia-Labs/midgard repository, focusing on improving developer onboarding and project documentation. They established a reproducible development environment by introducing a Nix flake tailored for LaTeX workflows, ensuring consistency across setups. Jona also authored a CDDL specification to define the data structures and protocols for Midgard blocks and transactions, clarifying the project’s architecture for future contributors. Their work leveraged skills in DevOps, documentation, and the Nix language, addressing the need for clearer technical guidance and faster contribution cycles. The depth of the contribution lies in integrating environment reproducibility with precise protocol documentation for the project.