Alexander Ng

Experience

• 

  University of California, Berkeley

  Aug 2021 - Dec 2021

  Research Assistant

  • Conducted in-depth analysis of knowledge transfer and parsing problems, contributing to a pioneering research initiative.• Leveraged advanced data parsing techniques to identify and categorize critical learning patterns among students.• Synthesized and presented key findings to an interdisciplinary audience of 30-40 graduate and undergraduate students, facilitating enhanced understanding and collaborative discussion.

• 

  University of California, Berkeley

  Sept 2022 - Dec 2023

  • Conducted comprehensive analyses of multilingual NLP strategies to identify effective methods for integrating cultural nuances into language learning. Presented findings and innovative approaches to lab members, contributing to developing culturally aware educational tools.• Utilized ChatGPT in comparative studies against languages known within the research team to evaluate its efficacy of accurate and culturally sensitive translations. This novel application of AI technology helped pinpoint areas for improvement in NLP-based educational tools. Show less

  • Course Staff (CS 61B Data Structures)

    Jun 2022 - Dec 2023

  • Undergraduate Researcher

    Sept 2022 - May 2023
• 

  Walmart Global Tech

  May 2023 - Aug 2023

  Software Engineer II Intern

  • Assisted in designing and developing a new supply chain management system, utilizing Apache Kafka listeners for horizontal and multi-threading for horizontal scaling. Reduced workload on order management system by 32% with 1.2 million real-time ordering data.• Leveraged PostgreSQL, Cassandra, and DB2 databases for efficient data storage and retrieval, ensuring scalability and reliability.• Played a vital role in Agile development, utilizing SCRUM, SDLC principles, and JUnit for requirements gathering, software design, integration testing, and code reviews. Show less

• 

  Walmart Global Tech

  Feb 2024 - now

  • Primary developer of a large-scale, semi-streaming order management system handling 1.7M daily orders in constant memory, and achieving a maximum compute time of 3 hours through optimized batch processing.• Ensured financial accuracy by creating 186 unit tests, 80 integration tests, and employing IQR-based outlier detection to identify root causes for 30,000 (30%) of daily issues, improving business logic and reducing future maintenance on 12% of the 1.7M daily orders.• Diagnosed and resolved critical infrastructure issues involving Kafka threading/data loss and PostgreSQL indexing bloat, reducing query times from two hours to minutes (a 90% improvement) and preventing 30% of recurring maintenance issues.• Spearheaded Disaster Recovery compliance for 265 applications, streamlining processes and cross-functional collaboration to enhance resiliency and minimize downtime risk.• Developing a new event-sourcing pipeline led by senior staff—translating requirements, identifying constraints, and working with a teammate to scope and begin development under the established design. Show less

  • Software Engineer (Dynamic Inventory)

    Mar 2025 - now

  • Software Engineer (Order Management Systems)

    Feb 2024 - Mar 2025