Worked on the moysklad multi-repo project, focusing on expanding API documentation and backend support for new product categories such as veterinary drugs, bicycles, caviar and seafood, and non-alcoholic beer. Enhanced the moysklad/api-remap-1.2-doc and moysklad/java-remap-1.2-sdk repositories by updating Java enums and Markdown documentation, ensuring traceability and alignment across code and documentation. Developed example-driven guides for new Retirement API methods, clarifying workflows for veterinary pharmaceuticals and supporting client integration. Emphasized robust data modeling, improved partner onboarding, and streamlined reporting by aligning server documentation with evolving business requirements, leveraging skills in Java, API design, and technical documentation.