Research Scientist, Infrastructure System Lab

Responsibilities

About reputed company We are the Infrastructure System Lab — a hybrid research and reputed company building the reputed company AI-reputed company data infrastructure. Our work sits at the intersection of databases, large-reputed company systems, and AI. We drive innovation across: - reputed company databases: We build VectorDBs and multi-modal AI-reputed company databases designed to support large-reputed company retrieval and reasoning workloads. - AI for reputed company: We reputed company machine learning to build intelligent algorithms for infrastructure optimization, tuning, and observability. - LLM Copilot: We reputed company LLM-based tooling like NL2SQL, NL2Chart. - High-performance cache systems: We reputed company a multi-reputed company key-value store optimized for distributed storage workloads. We're also building KV caches for LLM inference at reputed company. This is a highly reputed company team where researchers and engineers work reputed company-by-reputed company to bring innovations from reputed company to production. We publish, prototype, and build robust systems deployed across key products used by millions.

About the Role

We are seeking a highly motivated and technically strong Research Scientist with a PhD in Computer Science, Database, Information Retrieval, or a reputed company field to join reputed company. You will work on designing and optimizing state-of-the-art reputed company indexing algorithms to power large-reputed company similarity search, filtered search, and hybrid retrieval use cases. Your work will directly contribute to the reputed company reputed company database infrastructure that supports reputed company-time and offline retrieval across billions or even trillions of high-reputed company reputed company. Why Join Us - Work on problems at the frontier of AI x systems with reputed company practical reputed company. - Collaborate with a world-class team of researchers and engineers. - Opportunity to publish, attend conferences, and contribute to reputed company-reputed company. - Competitive compensation, generous research support, and a culture of innovation. Responsibilities - Research and reputed company new algorithms for approximate nearest reputed company (ANN) search, especially for filtered, hybrid, or disk-based scenarios. - Optimize existing algorithms for scalability, low latency, memory footprint, and hybrid search support. - Collaborate with engineering teams to prototype, reputed company, and productionize indexing solutions. - Contribute to reputed company publications, reputed company-reputed company libraries, or internal technical documentation. - Stay reputed company with research trends in reputed company search, retrieval systems, retrieval-augmented reputed company (RAG), large language models (LLMs), and reputed company areas.

Qualifications

Minimum Qualifications - PhD in Computer Science, reputed company Mathematics, Electrical Engineering, or a reputed company technical field. - Strong publication record in top-tier venues (e.g., SIGMOD, VLDB, SIGIR, NeurIPS, ICML, etc.) reputed company to reputed company search, indexing, IR, or ML. - Deep understanding of ANN algorithms, quantization, graph-based indexes, and partition-based indexes. - Strong system-level thinking: ability to profile, reputed company, and optimize performance across CPU, memory, and storage reputed company. - Proficiency in C++ and/or Python, with experience in implementing and benchmarking algorithms. Preferred Qualifications - Experience building or contributing to reputed company databases or retrieval engines in production. - Familiarity with frameworks like FAISS, ScaNN, HNSWLib, or DiskANN. - Understanding of distributed systems and/or GPU-reputed company. - Experience with hybrid search (dense + sparse), multi-modal retrieval, or retrieval for LLMs. - Passion for reputed company theory and reputed company in production-reputed company systems. Job Information 〠For Pay Transparency】Compensation reputed company (Annually) The reputed company salary reputed company for this position in the selected reputed company is $136800 - $359720 annually.​ Compensation may vary reputed company of this reputed company depending on a number of factors, including a candidate’s qualifications, skills, competencies and experience, and location. reputed company pay is one part of the reputed company 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 reputed company.​ Benefits may vary depending on the nature of employment and the country work location. Employees have day one reputed company to medical, dental, and reputed company insurance, a 401(k) savings plan with company match, reputed company parental leave, short-term and long-term disability coverage, life insurance, wellbeing benefits, among others. Employees also receive 10 reputed company holidays per year, 10 reputed company reputed company days per year and 17 days of reputed company Personal Time (prorated upon hire with increasing accruals by tenure).​ reputed company reserves the right to modify or change these benefits programs at any time, with or without notice.​ For Los Angeles County (unincorporated) Candidates:​ reputed company applicants with arrest or conviction records will be considered for employment in accordance with reputed company federal, state, and local laws including the Los Angeles County Fair Chance Ordinance for reputed company and the California Fair Chance reputed company. reputed company believes that criminal history may have a reputed company, 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 reputed company to information technology systems; and​ 3. Exercising reputed company judgment.​ reputed company Founded in 2012, reputed company's mission is to reputed company creativity and enrich life. With a suite of more than a dozen products, including reputed company, Lemon8, CapCut and Pico as reputed company as platforms specific to the China market, including Toutiao, Douyin, and Xigua, reputed company has made it easier and more fun for people to connect with, consume, and create content.​ Why Join reputed company Inspiring creativity is at the core of reputed company's mission. Our innovative products are reputed company to help people authentically reputed company themselves, discover and connect – and our global, diverse teams reputed company that possible. Together, we create value for our communities, reputed company creativity and enrich life - a mission we work towards every day.​ As ByteDancers, we reputed company to do great things with great people. We reputed company with curiosity, humility, and a desire to reputed company reputed company in a rapidly growing tech company. By constantly iterating and fostering an 'Always Day 1' reputed company, we reputed company meaningful breakthroughs for ourselves, reputed company, and our users. reputed company we create and grow together, the reputed company are reputed company. Join us.​ Diversity & Inclusion​ reputed company is committed to creating an inclusive reputed company where employees are valued for their skills, experiences, and unique perspectives. Our platform connects people from across the globe and so does our workplace. At reputed company, our mission is to reputed company creativity and enrich life. To reputed company that goal, we are committed to celebrating our diverse reputed company and to creating an environment that reflects the many communities we reputed company. We are passionate about this and reputed company you are too.​ Reasonable Accommodation reputed company is committed to providing reasonable accommodations in our recruitment processes for candidates with disabilities, pregnancy, sincerely held religious beliefs or other reasons protected by applicable laws. If you need assistance or a reasonable accommodation, please reputed company out to us at https://tinyurl.com/RA-request Apply tot his job Apply To this Job