Lauren Yin

Full-stack Software Engineer
Durham, US.

About

Highly analytical and results-driven Full-stack Software Engineer with a strong foundation in distributed systems, AI, and cloud-native architecture. Proven ability to design and optimize high-performance backend infrastructures, develop scalable applications, and implement robust security measures, evidenced by a 50% increase in transaction throughput and 80% reduction in malicious activities. Seeking to leverage expertise in Java, Python, and modern frameworks to drive innovation and deliver impactful solutions in a dynamic tech environment.

Work

Duke University, ECE Lab
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Full-stack Engineer

Summary

As a Full-stack Engineer, Lauren led the development of a Kotlin-based Android app for Parkinson's gait detection, enhancing diagnostic precision and real-time data analysis.

Highlights

Led development of a Kotlin-based Android app for Parkinson's gait detection, integrating scalable ML-based pipelines for 86% diagnostic precision and real-time modeling.

Designed and optimized MySQL relational database schemas and complex SQL queries to support real-time streaming for over 1K concurrent users.

Developed 3 GUI dashboards and 9 sub-page UIs using React.js, HTML, CSS, and JavaScript to visualize data and enhance user interaction.

EthTech
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Full-stack Software Engineer

Summary

As a Full-stack Software Engineer, Lauren engineered a distributed backend for an AI-driven gaming and e-commerce platform, boosting transaction throughput and fortifying system security.

Highlights

Engineered a distributed backend infrastructure for an AI-driven Discord game, integrating Snowflake to support real-time analytics on high-frequency transactions.

Developed a high-traffic e-commerce flash sale system that increased transaction throughput by 50% with ultra-low latency during peak loads.

Integrated OpenAI GPT for dynamic image character generation and built containerized pipelines with Docker and GitLab CI/CD, boosting user engagement by 35%.

Designed dynamic pricing and inventory locking systems using MySQL, optimizing query strategies to reduce database load by 40% and detect anomalies in 500K+ logs/min.

Fortified system security and resilience through advanced rate limiting (Redis), idempotency controls, and anomaly detection, reducing malicious activities by 80% and cutting operational costs by 30%.

Tencent Ltd.
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Backend Software Developer

Summary

As a Backend Software Developer, Lauren designed distributed microservices for Tencent Cloud's AI platform, significantly optimizing database performance and automating support modules.

Highlights

Architected and developed a distributed microservice for Tencent Cloud's internal PaaS using Java and Spring Boot, establishing cloud-native services analogous to AWS infrastructure.

Engineered a distributed scheduler leveraging Kubernetes and Docker to orchestrate over 100K concurrent AI inference workflows, ensuring parallelism, fault isolation, and partial completion.

Built event-driven microservices with gRPC for real-time orchestration of purchase flows, inventory locking, and confirmations, mirroring fintech trade execution pipelines.

Optimized SQL (MySQL) query performance and indexing, integrating Snowflake for scalable analytics, which enhanced database performance and reduced logical fault risks by 25%.

Automated 10+ help center modules for real-time end-user support, streamlining troubleshooting and debugging processes and reducing resolution time by 60%.

Maintained RESTful APIs for secure task execution and monitoring, collaborating with PM/QA to containerize microservices with Docker and Kubernetes, and automating 80+ tests, reducing regression errors by 35%.

TFP Platform
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Founder, Full-stack Software Engineer

Summary

As Founder and Full-stack Software Engineer, Lauren launched a social networking platform for fashion professionals, driving significant user growth and attracting early investor interest.

Highlights

Launched a niche social networking platform for fashion professionals, enabling connection, collaboration, and project showcasing, similar to LinkedIn for artists.

Implemented and rigorously tested 13 API features, including search, filtering, chat, and premium memberships, ensuring robust platform functionality.

Architected SQL-based search and filtering algorithms, reducing query execution time by 45% and improving user response times by 60% under high concurrent usage.

Integrated GitLab CI/CD pipelines for automated deployments, reducing manual release efforts by 30% and accelerating product iterations.

Recruited and led a 6-person cross-functional team, conducted Beta testing, achieving 125% post-launch user growth and attracting early investor interest.

Volunteer

Freewater Film Production Association
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Vice President

Summary

Produced Duke films and organized the Duke Independent Film Festival, contributing to the university's vibrant arts community.

Highlights

Produced multiple Duke films, overseeing projects from conception to completion.

Organized the Duke Independent Film Festival, managing logistics and promoting student cinematic works.

Education

Duke University

Bachelor of Science

Computer Science

Courses

Data Structures & Algorithms (Java)

Software Design & Implementation (Java)

Databases (SQL)

Computer Architecture

Human-Computer Interaction (JavaScript)

Object-Oriented Design (C++)

Duke University

Bachelor of Arts

Visual Media Studies

Awards

Speaker, Microsoft China Conference 2020

Awarded By

Microsoft China

Selected as a speaker for the national Microsoft China Conference and the Ada Lovelace Women in Tech Workshop.

Gold Level, USA Computing Olympiad (C++ Language)

Awarded By

USA Computing Olympiad

Achieved Gold Level recognition in the international USA Computing Olympiad for C++ language proficiency.

First Prize, Most Outstanding Female Entrant, China National Olympiad in Informatics (C++ Language)

Awarded By

China National Olympiad in Informatics

Awarded First Prize and recognized as the Most Outstanding Female Entrant in the national China National Olympiad in Informatics for C++ language proficiency.

Publications

IEEE Visualization and Visual Analytics 2024 (AR & CV research)

Published by

IEEE

Summary

Co-authored research on Augmented Reality and Computer Vision, accepted for presentation at the IEEE Visualization and Visual Analytics 2024 conference.

Languages

English

Native

Chinese

Fluent

Skills

Programming Languages

Java, C++, Python, SQL, JavaScript, TypeScript, HTML/CSS, Unix Shell.

Frameworks & Technologies

Spring Boot, Spring Data, React.js, Spring Cloud, TensorFlow, PyTorch, Airflow, Firebase, MySQL, PostgreSQL, Redis, Agile (Scrum, Kanban), GitLab CI/CD, Jenkins, Kubernetes, Docker, Snowflake, gRPC, OpenAI GPT, Kotlin.