Principal Engineer - Vector Database

Huawei Technologies Canada Co., Ltd.

$125K — $150K *
Enterprise Technology
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • 5-7 years of experience in systems technologies, particularly in database systems and storage engines.
  • Hands-on experience designing and delivering for production systems, especially in AI workloads.
  • Demonstrated leadership in developing mission-critical products or subsystems, influencing technical direction.
  • Deep knowledge of vector search technologies and experience with vector databases like FAISS or Milvus.
  • Proven skills in high-quality system design, modular architecture, and maintainability.
  • History of engaging with open-source projects or published research in related fields.

Responsibilities

  • Architect and develop frameworks for serverless computing focused on AI workloads.
  • Lead innovation in vector database storage design within a large-scale AI infrastructure.
  • Drive advancements in vector indexing and retrieval algorithms for high-performance search.
  • Define the technical roadmap for next-gen vector database technologies.
  • Analyze industry trends and customer requirements to design tailored technical solutions.
  • Build scalable and reliable vector storage systems for production environments.

Benefits

  • Flexible work arrangements to support work-life balance.
  • Opportunities for career growth and skill development.
  • Collaborative and innovative team environment.
  • Health and wellness programs to support employee well-being.
  • Access to cutting-edge technology and resources.
Full Job Description
  • Architecting and develop frameworks and engines for next-generation serverless computing tailored to AI workloads (LLM training/inference, agent execution, RL training, etc.).
  • Lead the design and innovation of vector database storage engines within a large-scale Data + AI infrastructure platform.
  • Drive breakthroughs in vector indexing, retrieval algorithms, and storage architectures, enabling low-latency, high-throughput vector search at scale.
  • Define and evolve the technical roadmap for next-generation vector database storage technologies.
  • Stay deeply engaged with industry trends, open-source ecosystems, and competitive landscapes; translate customer requirements and real-world workloads into differentiated technical solutions.
  • Architect and build high-performance, scalable, and reliable vector storage systems used in production environments.


About the ideal candidate:
  • Proven ability to explore, design, and plan innovative systems technologies, with strong technical judgment and architectural thinking.
  • Deep understanding of database systems, storage engines, and vector search technologies, with hands-on experience designing and shipping production systems.
  • Lead the development of mission-critical products or subsystems, with successful delivery and commercial deployment.
  • Strong record of high-quality system design and execution, including component abstraction, modular architecture, and long-term maintainability.
  • Experience operating at Staff / Principal / Architect level, influencing technical direction across teams or organizations.
  • Experience with vector databases (e.g., FAISS, Milvus, HNSW-based systems, or custom implementations).
  • Background in distributed systems, storage systems, or AI infrastructure.
  • Contributions to open-source projects or published systems research.

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