Responsibilities - Develop and evolve our Elasticsearch/OpenSearch and Milvus products, building high-performance and scalable search and vector retrieval capabilities. - Develop high-performance full-text and vector search, including hybrid search, filtered search, multi-vector search, and large-scale ANN retrieval. - Optimize vector indexing and distributed retrieval across HNSW, IVF, DiskANN, RaBitQ, storage, caching, and I/O. - Explore cloud-native Vector Lakebase architectures for scalable search over data lakes and object storage. Qualification Minimum Qualifications - B.S in Computer Science, AI, Machine Learning, or a related field. - Strong software engineering skills in C++, Golang, Java, or Python. - Experience with search engines, databases, storage systems, or distributed systems. - Hands-on experience with Elasticsearch/OpenSearch or Milvus in production or system development. - Strong understanding of distributed systems and performance optimization. Preferred Qualifications - Deep experience with Elasticsearch/OpenSearch, Lucene, Milvus/Knowhere, or similar systems. - Strong knowledge of full-text search and (multi)-vector indexing, including HNSW, IVF, DiskANN, or related ANN algorithms. - 5 years experience optimizing billion-scale or larger vector retrieval for latency, throughput, recall, and cost. - 5 years experience with cloud-native storage, compute-storage separation, object storage, or lakehouse/lakebase architectures. Job Information 【For Pay Transparency】Compensation Description (Annually) The base salary range for this position in the selected city is $241680 - $456000 annually. Compensation may vary outside of this range depending on a number of factors, including a candidate's qualifications, skills, competencies and experience, and location. Base pay is one part of the Total Package that is provided to compensate and recognize employees for their work, and this role may be eligible for additional discretionary bonuses/incentives, and restricted stock units. Benefits may vary depending on the nature of employment and the country work location. Employees have day one access to medical, dental, and vision insurance, a 401(k) savings plan with company match, paid parental leave, short-term and long-term disability coverage, life insurance, wellbeing benefits, among others. Employees also receive 10 paid holidays per year, 10 paid sick days per year and 17 days of Paid Personal Time (prorated upon hire with increasing accruals by tenure). The Company reserves the right to modify or change these benefits programs at any time, with or without notice. For Los Angeles County (unincorporated) Candidates: Qualified applicants with arrest or conviction records will be considered for employment in accordance with all federal, state, and local laws including the Los Angeles County Fair Chance Ordinance for Employers and the California Fair Chance Act. Our company believes that criminal history may have a direct, adverse and negative relationship on the following job duties, potentially resulting in the withdrawal of the conditional offer of employment: 1. Interacting and occasionally having unsupervised contact with internal/external clients and/or colleagues; 2. Appropriately handling and managing confidential information including proprietary and trade secret information and access to information technology systems; and 3. Exercising sound judgment.