Software Engineer Service

Keqian Jiang

Email: ***********@*****.*** Phone: 614-***-**** Address: 364 W Lane Ave., Columbus, OH 43210 Personal Website: jiangkeqian.com/Jipiter/

Summary

Seeking both full-time and summer intern software engineer position Bachelor of science with strong programming, analytic and mathematical skills. Has a wide range of project experience, including full-stack web application development and machine learning, 5+ years of programming experience for scientific research in model construction and data analysis, strong knowledge of computer science, mathematics and statistics, and programming skills.

Education

Bachelor of Science, Computer Information Science (Minor: Mathematics) Aug/2016 - Dec/2019 The Ohio State University - Columbus, OH GPA:3.58

Skills

● Programming Languages: Java, C language, Ruby, HTML, CSS, Python, JavaScript, x86 assembly, Shell

● Others: Test, React, MongoDB, REST, MySQL, Docker, Go, BigQuery, Git/Github, JUnit, Tomcat, Linux

● Courses: OOD Programming (Java), Computer Networking, Web Applications, Software Development and Design Work Experience

China Unicom(Headquarters) - Beijing, China May - Aug/2018 Software Engineer Intern

● China Unicom is the world's fourth-largest mobile service provider by subscriber base

● Designed, developed and deployed a new “like and suggestion” function using HTML and javascript. This new feature was launched internally and externally with huge improvements to the user experience for over 10k users

● Contributed over 500 lines of code, improved 20% of the original webpage’s functionality

● Remodeled, tested, and improved a machine learning program using Python, reduced running time from 3 mins to 30 secs by running program in multiple processes and optimized the insert MySQL statement by changing only 10 lines of code

● Increased the whole program’s efficiency and accuracy by 83% under Linux development environment, and tripled the prediction accuracy

Projects

Circle: a Cloud and React based Social Network Nov/2018 Frontend

● Designed and implemented a geo-based social network web application with React JS.

● Implemented features for users to create and browse posts and support search nearby posts (Ant Design, GeoLocation API and Google Map API.)

Backend

● Launched a scalable web service in Go to handle posts and deployed to Google Cloud (GAE flex)

● Used ElasticSearch (GCE) to provide geo-location based search functions

● Utilized Google Dataflow to dump daily posts to a BigQuery table for offline analysis Jupiter:Event Search and Ticket Recommendation

● Created Java servlets with RESTful APIs to handle HTTP requests and responses

● Built relational and NoSQL databases (MySQL, MongoDB) to capture event data (name, description, location, parking info) from TicketMaster API

● Designed algorithms (e.g., content-based recommendation) to improve event recommendation based on search history and favorite records)

● The project aims to use personalization to improve ticket search and recommendation, Final result was a full funtioning web app that allows users to search and get persionalized event/ticket recommendations Instant Message and File Sharing Platform Sep/2018

● Built the platform utilizing a combination of TCP, P2P, Socket, and Multithreading with Python generated a server that handled multiple connections from multiple clients, kept track of the registered users by adding them to a file, and displayed online clients on every connected client’s interface

● Clients can upload a list of files to the server, can request a list of files available from server, can connect to client

‘B’ directly without server to retrieve specific file by the concept of P2P

● Final result was a full functioning IM and File Sharing platform that can handle up to multi users connecting and multi files sharing

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