Authors List
Authors
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View all postsCarlos Cañas is a UX designer at AWS supporting the OpenSearch Design System and Core Experiences teams.
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View all postsCesar Berrospi Ramis is a Senior Research Scientist at IBM Research, Zurich. With a background in mathematics and engineering, he specializes in AI applications in document understanding and is part of Docling's development team. -
View all postsChanpreet Singh is a Senior Consultant at AWS with 19 years of industry experience, specializing in Data Analytics and AI/ML solutions. He partners with enterprise customers to architect and implement cutting-edge solutions in Big Data, Machine Learning, and Generative AI using AWS native services, partner solutions and open-source technologies. A passionate technologist and problem solver, he balances his professional life with nature exploration, reading, and quality family time.
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View all postsCharlie is a leading figure in the search industry, known for an honest, neutral and pragmatic viewpoint; he has held multiple roles including senior consultant, strategic advisor, project manager, sales & marketing director, conference organiser & speaker, trainer, writer & mentor. He is deeply connected with the business & technology of website and enterprise search engines. His past experience in software engineering gives me a highly informed perspective on search technology with a particular focus on open source platforms such as Lucene, Apache Solr, Elasticsearch, OpenSearch & Vespa. More recently he has helped several companies use traditional & modern AI techniques to supercharge search – here’s some recommendations from the team at Moonpig who he helped in 2025.
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View all postsCharlie Yang is an AWS engineering manager with the OpenSearch Project. He focuses on machine learning, search relevance, and performance optimization.
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View all postsChen Dai is a Senior Software Engineer at Amazon Web Services, with a focus on OpenSearch SQL and PPL project. He is passionate about distributed computation and database internals.
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View all postsChenyang Ji is a Software Engineer at AWS actively contributing to the OpenSearch Project, with a focus on improving search performance and developing observability features.
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View all postsChenyang Ji is a Software Engineer at AWS actively contributing to the OpenSearch Project, with a focus on improving search performance and developing observability features.
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View all postsChhaya Gunawat is a software engineer contributing to the OpenSearch Project. With expertise in search technologies and distributed systems, Chhaya is passionate about building scalable and efficient search solutions.
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View all postsChloe Gao is a Software Development Engineer at AWS working on neural search development for the OpenSearch Project.
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View all postsChris Sharkey is an analytics specialist solution architect at AWS. Chris spends his time helping AWS customer architect, proof of concept, build and performance tune workloads using AWS analytics services including OpenSearch.
When Chris isn’t helping customers, he is often found: learning about OpenSearch, building demos and code samples in his GitHub or spending time rock climbing, ice climbing and skiing.
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View all postsChris Swierczewski is an applied scientist at AWS. He enjoys hiking and backpacking with his wife and their dogs, River and Bosco.
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View all postsCiki Zeng is an independent builder who designs and verifies software built with AI agents. Her entry in the OpenSearch Agent Skills Hackathon, unclosed, won the 2026 Grand Prize. She builds IvyBloom, an adaptive learning system, and JumpOnion, a figure-skating jump analysis tool, and writes about evidence-first AI at cikizeng.com.
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View all postsCong Guan is a software engineer with the OpenSearch Project. His primary work involves developing OpenSearch plugins, RAG systems, and various infrastructure components.
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View all postsCorey Nolet is a Data Scientist and Principal Engineer at NVIDIA, where he focuses on building and scaling machine learning and vector search algorithms to support extreme data loads at light speed. Prior to working at NVIDIA, Corey spent over a decade building massive-scale exploratory data science and real-time analytics platforms for big-data and HPC environments in the defense industry. Corey holds B.S. and M.S. degrees in Computer Science. He is also a Ph.D. candidate in the same discipline, focused on the acceleration of algorithms at the intersection of graph and machine learning. Corey has a passion for using data to make better sense of the world.
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View all postsCraig Perkins is an AWS Software Development Engineer working on the OpenSearch project.
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