Yixin Xia



Yixin Xia

(713) 517-9676 - yxia@utexas.edu

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OBJECTIVE

Senior full stack software developer seeking full time opportunities, willing to relocate.

TECHNICAL SKILLS & CERTIFICATIONS

|General Skillsets |Algorithms & Data Structures, System Design, Multithreading, Version Control, Linux/Shell, Regex, Automation/Tests |

|Front-End |HTML/CSS/JS, AngularJS 1.6, ReactJS, jQuery, REST/SOAP services, Mocha/Jasmine/Enzyme/Sinon, Selenium |

|Backend |NodeJS/Express, PHP, Python, Ruby |

|Web Platforms |Wordpress, Google Analytics, Google Tag Manager, Google Maps, Graylog, PaperTrail |

|Data |Postgres/PLPGSQL, MSSQL, MongoDB, Redis/Memcached |

|Operations |AWS [EC2, S3, RDS, R53, Cloudfront], Docker/Dockerhub, VPS/CPanel, Pipelines (Bitbucket, Jenkins, Wercker) |

|Others |Mobile Responsive/Adaptive Design, SEO, Point of Sale Integration (Stripe, Siriusware), Photoshop/Illustrator Design, |

| |Fundamental/Technical Trading |

PROFESSIONAL EXPERIENCE

|iFly - Austin, TX |05/2017-Now |

Senior Software Engineer

• Developed and maintained main corporate production website –

o Provide customers with ability to book flights for 50+ tunnels internationally

o Developed and maintained automation testing and periodic loadtest reports

o Provided on call support for emergencies and outages

o Provided UI/UX expertise for website redesigns

o Integrated website with WP Engine and CDN for scalability

• Developed and maintained API backend for online booking

o Integrated PHP backend with multiple Point of Sale systems

o Provided real time production logging reports through Graylog

o Maintained and monitored AWS cloud services

o Scaled the system for Black Friday and Christmas readiness

• Developed and maintained media portal for customers to view and purchase videos and photos

• Pipelined analytical data for business intelligence and marketing to utilize

o Developed pipeline infrastructure through Google Analytics and Google Tag Manager to dozens of data vendors and internal

• Configured the website to respect CCPA and consumer privacy with OneTrust

• Setup and configured Devops and deployment systems for rest of the team

• Developed and maintained multiple corporate data ETL pipelines

|Nucamp - Dallas, TX | |09/2019-05/2020 |

Part Time Full Stack Instructor

• Taught students with various background as bootcamp instructor both in person and virtual

o Subject includes HTML/CSS/JS, Algorithms and Data Structures, Bootstrap/JQuery, ReactJS

o Taught students supplemental topics covering cloud services, debugging, version control, etc

o Provided and graded classroom assignments

• Mentored and helped students prepare for technical interviews

|Edgecase - Austin, TX | |02/2015-04/2017 |

Senior Software Engineer

• Worked at this startup to utilize combination of human curation, automated curation, and machine learning to generate product metadata for various business partners (mostly etailer giants)

• Developed and maintained SaaS injection script that ran on multiple etailer websites

o Business partners include – Neiman Marcus, Urban Decay, Bed Bath and Beyond, Men’s Wearhouse, Pier1, Crate and Barrel, CB2, etc

o SaaS software took over main search engine of the etailer website and provided customers with customized search and “More Like This Product” functionality

o SaaS also provide business partners with up to date analytical data to measure conversion metrics

o Developed and maintained analytic pipeline that utilized MongoDB, Hive and Redshift

• Developed and maintained company’s data curation portal

o Contracted curators can login and provide human curation to inject metadata to retail products

o Portal provided business partners ability to logins for analytical performance reports

o Business leaders can review curated metadata and push to production

o Integrated real time chat system between curators with WebSocket and Pusher

• Developed and maintained company’s backend worker

o Multithreaded workers deserialized, injected custom curated metadata, and reserialized customer data dumps to be injected into ElasticSearch DB

o Allowed customers to dump data in realtime to sync to our DB

• Worked as on call production support to debug and fix various portal issues including memory leaks and concurrency issues

• Wrote unit tests with Jasmine and Mocha and automation testing with Selenium and NightwatchJS

• Utilized machine learning (Facebook FastText neuro linguistic framework) to category and populate retail metadata from human curated dataset

• Supported production AWS cloud infrastructure

|Senin Finance - Austin, TX |01/2016-02/2017 |

Founder – Side Project

• Engineered a financial platform to track long term technical and fundamental movements securities

• Integrated technical, fundamental data and economic data from Intrinio, Quandl, Fred, and other sources

• Tracked technical movement of securities and economic data with multi-graph technology

• Created notification system to alert users when technical conditions trigger

• Performed rudimentary Machine Learning on the dataset in R Studios

• Deployed the platform to AWS cloud that allowed traders to perform security analysis

• Implemented platform security utilizing 0Auth

• Wrote real time backtesting algorithms on Quantopian and Zipline to test algo trading methods

• Explored various real estate data (from Zillow, A&M Real Estate Research, etc)

• Read and studied: Intelligent Investors, Security Analsysis, Essays of Warren Buffet, Common Stocks and Uncommon Profits, etc

|Worksitement - Austin, TX | |08/2014-12/2016 |

Fullstack developer – contracted project

• Developed job-seeking portal for recruiters and job seekers

o Developed front-end in AngularJS and React, backend with NodeJS, and MongoDB as database

• Architected and deployed a continuous integration system with Docker, AWS, and Wercker

• Developed authentication system with PassportJS

• Integrated portal with Stripe Point of Sale system

• Managed small team of developers and contractors

|BoxHopp - Austin, TX |08/2014-01/2015 |

Co-Founder – contracted project

• Developed front end website for the start-up company

• Designed backend in NodeJS to communicate with other web services

• Setup the VPS environment to host NodeJS backend

| |07/2014-01/2015 |

|Volusion - Austin, TX | |

Front-End Engineer

• Developed and maintained corporate site , volusion.co.uk, and

o Maintained and redesigned the corporate frontpage

o Maintained Drupal CMS which powered the Volusion and Mozu

o Setup composer/Drush in multiple CentOS environments

o Developed unit test suite utilizing Codeception

• Integrated Marketo, SalesForce, Google Analytics, and Google Tag Manager for marketing

• Developed NodeJS keyword crawler that automated keyword searching from customers

|United Services Automobile Association – San Antonio, TX |02/2012-06/2014 |

Front-End Engineer

• Developed and maintained ETL jobs with IBM Datastage and Informatica

• Developed and maintained backend infrastructure with bash

• Developed data migration jobs between IBM DB2, Oracle, Netezza, and SalesForce

• Developed web application that pipelined data from Salesforce with API

• Designed and implemented features to corporate website

• Worked on SmartTV and Xbox 360 banking application in Innovation Labs as intern

|Cyberactive Online – San Antonio, TX |01/2012-05/2012 |

.Net Web Designer – Part Time

• Created and maintained various pages for the company websites

|Apple Energy Group– Austin, TX |06/2010-08/2010 |

Website Development – Full Time

• Designed and implemented the company website utilizing Joomla CMS

• Programmed an interactive class scheduler for the company using PHP and MySQL

|Yixin Xia Studios – Austin, TX |09/2009-08/2012 |

Self Employed Freelance Web Designer - Freelance

• Designed and maintained websites, ecommerce sites and online database for clients

EDUCATION

The University of Texas at Austin 2008-2012

B.B.A, Management Information Systems; Minor: Accounting GPA: 3.6389

ADDITIONAL INFORMATION

Eligibility: US Citizen

Languages: English, Mandarin Chinese, Japanese

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