--- title: "Siddharth Kothari (@siddharthlatest) | Hashnode" description: "CEO @reactivesearch.io, interested in all things #search. Read the latest articles by Siddharth Kothari on Hashnode." url: "https://hashnode.com/@siddharthlatest" --- @siddharthlatest # Siddharth Kothari @siddharthlatest · Chiang Mai, Thailand · Joined March 2022 CEO @reactivesearch.io, interested in all things #search ### [ReactiveSearch v8.24.0: Native kNN (Vector) search and filtering for Elasticsearch](https://blog.reactivesearch.io/reactivesearch-8-24-0-native-knn-vector-search-for-elasticsearch?utm_source=hashnode&utm_medium=feed) Build Semantic Search UIs with Faceting and Production-Ready Performance in One Unified API 4 min read · [blog.reactivesearch.io](https://blog.reactivesearch.io/reactivesearch-8-24-0-native-knn-vector-search-for-elasticsearch?utm_source=hashnode&utm_medium=feed) [Feb 10, 2025](https://hashnode.com/posts/reactivesearch-8-24-0-native-knn-vector-search-for-elasticsearch/67aa0a4349e384ed1ac1bb99) ### [Enhancing Your KNN Search UI with Faceting: A Follow-Up Guide](https://blog.reactivesearch.io/hybrid-search-knn-search-ui-with-faceting?utm_source=hashnode&utm_medium=feed) Build Hybrid Search with ReactiveSearch UI Kit and Elasticsearch 8.17 4 min read · [blog.reactivesearch.io](https://blog.reactivesearch.io/hybrid-search-knn-search-ui-with-faceting?utm_source=hashnode&utm_medium=feed) [Feb 6, 2025](https://hashnode.com/posts/hybrid-search-knn-search-ui-with-faceting/67a4b59aa6aee8a7b343f5d0) ### [Guide to Building a Vector Search UI Using ReactiveSearch and OpenSearch 2.17](https://blog.reactivesearch.io/guide-to-building-a-vector-search-ui-using-reactivesearch-and-opensearch-2-17-0?utm_source=hashnode&utm_medium=feed) We will start by creating vector embeddings and indexing data, then create a search endpoint, and finally build a search UI. 6 min read · [blog.reactivesearch.io](https://blog.reactivesearch.io/guide-to-building-a-vector-search-ui-using-reactivesearch-and-opensearch-2-17-0?utm_source=hashnode&utm_medium=feed) [Oct 4, 2024](https://hashnode.com/posts/guide-to-building-a-vector-search-ui-using-reactivesearch-and-opensearch-2-17-0/66ffff64220b1c39099731d1) ### [Guide to Building a Vector Search UI Using ReactiveSearch and Elasticsearch 8.15](https://blog.reactivesearch.io/vector-search-ui-with-reactivesearch-and-elasticsearch?utm_source=hashnode&utm_medium=feed) We will start by creating vector embeddings and indexing data, then create a search endpoint, and finally build a search UI. 6 min read · [blog.reactivesearch.io](https://blog.reactivesearch.io/vector-search-ui-with-reactivesearch-and-elasticsearch?utm_source=hashnode&utm_medium=feed) [Sep 21, 2024](https://hashnode.com/posts/vector-search-ui-with-reactivesearch-and-elasticsearch/66eebf3d37c1d22e85bb4249) ### [Building Search UIs with Flutter Searchbox 4.0](https://blog.reactivesearch.io/building-search-uis-with-flutter-searchbox-40?utm_source=hashnode&utm_medium=feed) Building powerful and customizable search UIs in Flutter using Flutter Searchbox 4.0 with seamless integration to Elasticsearch and OpenSearch 4 min read · [blog.reactivesearch.io](https://blog.reactivesearch.io/building-search-uis-with-flutter-searchbox-40?utm_source=hashnode&utm_medium=feed) [Aug 8, 2024](https://hashnode.com/posts/building-search-uis-with-flutter-searchbox-40/66b4b317075c80c2c038ccd1)