Worked on enhancing Apache Flink’s support for semi-structured data by developing comprehensive documentation for the new VARIANT data type and JSON parsing functions. Focused on Markdown-based documentation, the work detailed how to use VARIANT for flexible schema handling and explained the integration of PARSE_JSON and TRY_PARSE_JSON for converting JSON strings. Updated type conversion matrices to reflect VARIANT support, improving schema mapping accuracy. All changes were contributed to the apache/flink repository, aligning documentation with evolving analytics and data governance needs. This effort streamlined developer onboarding and reduced discovery time for VARIANT features, supporting faster adoption of semi-structured data workflows.