Java, Python, JavaScript

Y i n g d a D u

*** ********** ****, **, ***** 917-***-**** *****@*******.*** My Website: http://yingda.site/

Objective: Entry-level full-time analysis positions

EDUCATION

Cornell University, M.S in Civil Engineering, Ithaca, NY, GPA: 3.81/4.0 08/2015 - 12/2017

Related Coursework: Data Structure, Database System, Operating System, Algorithms, System Programming, Web Application, Software Engineering, Networks, Deep Learning

Nankai University, B.S in Environment Engineering, Tianjin, China 09/2011 - 05/2015

TECHNICAL SKILLS

Programming Languages: Java, JavaScript, HTML5/CSS3, Python, SQL

Web Framework: Django, Node.js, React.js, Spring&Hibernate, D3.js, Angular.js, jQuery, Bootstrap, Hadoop

Tools&Database: Git, JUnit, Tensorflow, AWS, Heroku, Redis, virtualenv, Docker, MySQL, PostgreSQL, MongoDB

EXPERIENCE

Java Developer, Simida Technology Company, ShenZheng, China 12/2016 - 01/2017

Contributed to the development of an online payment website with several thousands customers

Focused on back-end development using Java SpringMVC framework with DAO, REST, OOD pattern

Used Hibernate to interact with MySQL database ensuring the consistence of transaction data and implement CRUD operations on backend database.

Graduate Research Assistant, AguaClara Lab, Cornell University, Ithaca, NY 08/ 2016 - 08/2017

Built Inception-ResNet, ResNet, and VGGNet models on Tensorflow, training and fine-tuning from scratch to classify pollutes images

Achieved 80% top-5 accuracy on dataset with 200 classes

Collected, analyzed and visualized the daily research data set using Numpy, Pandas and Matplotlib

PROJECTS

Movie Recommender System Based on Hadoop

Implemented Map-Reduce based collaborative filtering movie recommendation with 100k dataset in Java, and deployed the system on AWS EC2

Applied common movies, and weighted top 10 analysis on dataset on Hadoop

Data Analysis and Visualization (http://www.yingda.site/datavisualbabyname.com/)

Developed a web crawler in python with BeautifulSoup, scraped and integrated data from wizard

Designed and implemented an interactive website using D3.js by using tree map, geography, and word cloud to visual the data

Collaborative Online Judge System

Implemented a web-based collaborative code editor which support multiple user editing simultaneously

Developed a web application with AngularJS for frontend, OAuth for authentication, NodeJS for backend and MongoDB for database, used Socket.io and Redis to handle the heavy client-server communication

Built a user-code executor service in Flask and execute users’ code in Docker container

Optimized performance using RESTful API and Nginx

NY Automotive Dealership Website (https://nyautowebsite.herokuapp.com/home)

Designed and implemented a web service in agile process with ReactJS, Django, and Webpacker for vehicle trade and deployment

Developed the Ajax based frontend with Webpack, ReactJS, and Redux for middlewares and reducers

Implemented MVC backend with Django REST framework and backend job queue with Celery and Redis

Database Management System

Designed a SQL interpreter which achieved basic functions like select, project, join, sort, distinct in Java

Optimized the system by building the B+ tree index, External sort, Block Nested Loop Join and Sort Merge Join

Created unit testing using JUnit and did the performance benchmarking to guide optimization

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