Over a two-month period, contributed to the elastic/elasticsearch and elastic/elasticsearch-specification repositories by delivering targeted enhancements in search relevance and NLP integration. Developed Hugging Face Rerank support within the Elasticsearch Inference Plugin, implementing new Java classes and methods to process reranking requests and responses, updating configurations, and expanding unit tests to ensure robust integration. Additionally, extended the Watsonx inference task types in the specification repository, updating TypeScript type definitions and specification files to support chat_completion and completion tasks. This work improved type safety and broadened NLP model integration, demonstrating proficiency in API development, machine learning, and type definition management.