Leo Chen
@leochen
AI Engineer & Software Architect specializing in GenAI applications.
ChinaWhat I'm looking for
As a Senior AI Engineer at Dell Technologies, I have honed my expertise in building GenAI applications and cloud-native infrastructure. My work includes architecting secure service communication and developing comprehensive observability stacks, which have significantly enhanced operational awareness and system performance.
Prior to my role at Dell, I contributed to various projects at Dada Nexus and Trip.com Group, where I designed unified authentication systems and automated testing frameworks. My academic background in quantum dot fiber amplifiers and speech emotion recognition has equipped me with a strong foundation in both theoretical and practical aspects of AI and software engineering.
Experience
Work history, roles, and key accomplishments
Senior AI Engineer
Dell Technologies
Jul 2019 - Present (6 years 1 month)
Built a GenAI application framework using LlamaIndex, including retrievers, vector stores, chat engines, LLM API clients, and embedding model clients. Architected secure service communication using OAuth2 and hierarchical service discovery with Eureka in PCF, enabling cross-space service communication with CI/CD pipeline integration.
Software Engineer
Dada Nexus
Sep 2017 - Jul 2019 (1 year 10 months)
Designed a unified authentication/authorization system for all company internal services, achieving zero-cost integration for basic authentication with high scalability. Refactored and split the customer service system from CRM, adding online service capabilities and building a 5-module architecture to improve service efficiency and reduce operational costs.
Software Engineer
Trip.com Group
Aug 2015 - Sep 2017 (2 years 1 month)
Designed an automated testing framework using Java, TestNG, and Appium. Added traffic replay and image comparison capabilities, which significantly reduced testing time and increased coverage for mobile applications.
Education
Degrees, certifications, and relevant coursework
Shanghai University
Master's Degree, Physics
2013 - 2016
Grade: National scholarship winner
Activities and societies: National scholarship winner
Conducted research on quantum dot fiber amplifiers. Awarded a national scholarship for academic excellence.
Anhui Jianzhu University
Bachelor's Degree, Computer Science
2009 - 2013
Grade: Outstanding Graduate
Activities and societies: Outstanding Graduate
Conducted research in speech emotion recognition using Support Vector Machines (SVM). Recognized as an Outstanding Graduate.
Tech stack
Software and tools used professionally
Availability
Location
ChinaAuthorized to work in
Job categories
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