Jianyang(Jennifer) Duan

About

Learn more about me

Computer Science Student at Columbia University

Email: jd3794@columbia.edu
Phone: (860) 975-5298
City: New York, NY 10027

School: Columbia University
Degree: Bachelor of Science
Major: Computer Science

I'm Jennifer Duan, and I graduated from Columbia University in May 2023 as Bachelor of Science in Computer Science.

Programming Languages

Python 90%

Java 80%

C 60%

Ruby 70%

Swift 70%

SQL 80%

HTML 70%

CSS 70%

JavaScript 70%

OCaml 50%

Frameworks & Libraries

Flask 80%

Ruby on Rails 80%

Spring 70%

JUnit 70%

Mockito 70%

jQuery 70%

React 60%

Bootstrap 70%

gRPC 50%

Play 50%

Tools & Technologies

Git 90%

Unix 60%

AWS 70%

GCP 60%

Firebase 60%

Xcode 70%

Maven 50%

MySQL 80%

MongoDB 70%

Neo4j 70%

PostgreSQL 50%

Postman 80%

Jira 80%

LaTeX 70%

Relevant Coursework

Programming Language and Translators

Analysis of Algorithms

Introduction to Databases

User Interface Design

Cloud Computing and Big Data

Advanced Programming

Computer Science Theory

Fundamental of Computer Systems

Artificial Intelligence

Natural Language Processing

Applied Machine Learning

Computer Vision

Advanced Software Engineering

Computer Networks

Advanced Database Systems

iOS Mobile App Development

Real Analysis

Mathematical Statistics

Linear Algebra

Engineering Software-as-a-Service

Resume

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Summary

Jianyang (Jennifer) Duan

Computer Science student at Columbia University with software engineer intern experience.

New York, NY 10027
(860) 975-5298
jd3794@columbia.com

Education

Bachelor of Science (Cum Laude)

2021.09 - 2023.05

Columbia University, New York, NY

Major in Computer Science

GPA: 3.95/4.00

Bachelor of Arts

2018.09 - 2021.05

Wesleyan University, Middletown, CT

Major in Mathematics & Minor in East Asian Studies

GPA: 3.94/4.00

Professional Experience

Software Engineer Intern

2022.05 - 2022.08

Yext, New York, NY

Designed and implemented an internal tool that integrates database query, endpoint request, and interface display using Java and React under Play Framework to automate daily operation task, increasing efficiency by 200%
Optimized service API endpoints and webhook handler to maintain data model consistency, standardize API object, and improve code reusability by implementing cache server interaction and database integration using gRPC
Implemented automated unit tests using JUnit and Mockito testing framework for service endpoints and operations, and conducted post-deployment testing in multiple environments using tools such as Postman and Tilt
Created jobs and configured deployment pipelines to support services' CI/CD cloud migration to new datacenter
Improved application vulnerability of Reviews product by resolving TechOps tickets from Site Reliability Engineering

Product Manager Intern

2021.06 - 2021.08

Alibaba Ant Group, Hangzhou, China

Optimized permission system by redesigning permission database structure and permission application process, reducing permission configuration time from 30 person-days to 1 person-day and increasing efficiency by 96%
Composed Alipay Plus Contract Platform Design Doc that includes operation manuals, use case diagrams, product architecture diagrams, and roadmaps for subsequent feature development
Collaborated with software engineers to implement contract configurations for overseas payment services company