Evan Ruff, Developer in Atlanta, GA, United States

Evan Ruff

Software Developer

Location
Atlanta, GA, United States
Toptal Member Since
January 11, 2015

Even is an enterprise architect with experience designing large, distributed mobile and web-based systems. He focuses on early-stage companies and concepts looking to solve problems through the application of cutting-edge technologies.

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Portfolio

FitRadio
REST, Java, Android
FiveXFive
BigQuery, NoSQL, Generative Pre-trained Transformers (GPT), GPT...
Coca-Cola Enterprises
SQL, Java, Google Task Queue, GWT, Google App Engine

Experience

Java - 17 yearsGWT - 9 yearsAndroid - 7 yearsGoogle App Engine - 5 yearsGXT - 4 yearsBigQuery - 2 years

Location

Atlanta, GA, United States

Availability

Part-time

Preferred Environment

IntelliJ, Git, Eclipse, Android, GWT

The most amazing...

...library I've ever used is GWT. It makes RIA development across browsers painless and maintainable!

Work Experience

2014 - PRESENT

Android Engineer

FitRadio
  • Engaged to rebuild the FitRadio Android application.
  • Refactored an old code base to use current best practices and structure.
  • Implemented offline data storage and processing alongside server-based updates.
  • Revamped the UI with incredible new mockups, layouts, and graphics.
  • Implemented an advanced streaming audio codec to improve performance and stability in low connectivity areas.
Technologies: REST, Java, Android
2014 - 2014

Big Data Engineer

FiveXFive
  • Implemented a complete social media analytics platform based around Twitter and Facebook streams.
  • Utilized Google AppEngine Task Queues for massive data processing.
  • Created real-time notification and monitoring systems based around user-created topics.
  • Utilized the D3 visualization library to display complex graph and chart graphics.
  • Leveraged GWT to build the front-end interface.
Technologies: BigQuery, NoSQL, Natural Language Processing (NLP), Generative Pre-trained Transformers (GPT), GPT, Java, GWT, Google App Engine
2014 - 2014

Big Data Enginner

Coca-Cola Enterprises
  • Tasked with convolving a number of disparate customer databases for a project sponsored by the Belgium Marketing Unit.
  • Built a web-based front-end for data submission, job monitoring, and access control.
  • Designed sophisticated algorithms to match up customers using natural language processing.
  • Utilized the Google AppEngine Task Queues to process massive amounts of data.
  • Exported master customer record, timeline data and opt-in status to traditional RDBMS.
Technologies: SQL, Java, Google Task Queue, GWT, Google App Engine
2014 - 2014

Natural Language Processing Engineer

The Home Depot
  • Tasked with reducing the incidence of buyer's remorse returns for a project sponsored by Home Depot's Returns team.
  • Created a statistical model to process online reviews of products.
  • Designed a sentiment analysis engine to analyze product reviews.
  • Examined Home Depot's return data, internal surveys, and customer service representatives' notes.
  • Delivered statistically-driven recommendations based on the output data.
Technologies: BigMachines Query Language (BMQL), Mahout, Hadoop
2014 - 2014

Software Engineer

Meijer
  • Added complex and delightful transitions and animated views to the retail application.
  • Created a number of custom animations to enhance the engagement of the application.
  • Built custom views to illustrate circular progress towards goals.
  • Added fading and filling confirmation icons for better conveyance of progress.
  • Migrated all iconography to vector-based solutions to create a crisper, cleaner design.
Technologies: Java, REST, Android
2011 - 2014

Senior Engineer

PayPlum
  • Created a stand-alone Java application to help alleviate web-based PCI concerns for large businesses.
  • Utilized an embedded Jetty server to create a mesh network of system for load balancing and scalability.
  • Built a GWT-based, AppEngine powered web interface for system administration of their clusters.
  • Designed an embedded form and form controls to remove PCI scope from the parent web server.
  • Implemented a real-time signalling engine to make the processes completely transparent to the user.
Technologies: Linux, Java, Jetty, PCI, WebRTC, GWT, JavaScript
2011 - 2014

Mobile System Engineer

Coca-Cola
  • Created an end-to-end system for Coca-Cola's mobile workforce.
  • Distributed an Android application used by the Coca-Cola merchandising staff. It collected field data and synchronized activities with AppEngine-based back-end system, which applied numerous algorithms to calculate key metrics. Administrative users utilized a web-based front-end to examine reports and manage users, and the system utilized Google BigQuery for large processing loads.
  • Created reports in Tableau which utilized BigQuery as the analysis engine.
Technologies: SQL, REST, Google Task Queue, NoSQL, Tableau, BigQuery, GWT, Google App Engine, Android
2011 - 2011

Mobile Engineer

Citibank
  • Created the ThankYou Rewards Android Application for Citibank. Customers are able to log in with their Citibank credentials and examine account and reward details, and are presented with a dynamic catalog of reward-eligible products. They could use the reward points in their application to purchase goods in participating stores.
  • Utilized several third-party services for the application to create a seamless experience for the Android user.
Technologies: Java, Android

Experience

Moose Mobility

An enterprise workforce management platform aimed at the beverage industry. It is a complete end-to-end solution from mobile application deployment to back-end reporting.

PayPlum, LLC

The first enterprise-class distributed PCI Compliance software solution focused on reducing the risk of safeguarding the acceptance and transport of sensitive payment card data.

FIT Radio

https://play.google.com/store/apps/details?id=com.fitradio
FIT Radio is a native Android Application that plays music mixes to enhance people's workouts. I rebuilt the application from the ground up from a very messy codebase using a fresh UI and Android best practices. The new application decreased the user error rate from ~18% to under 0.5% and increased the store rating by 30%.

PlusScrn, LLC

A mobile platform for the creation and distribution of phone-friendly mobile advertisements that I co-founded, and which was acquired by Phluant Mobile.

Skills

Languages

JavaScript, Java, SQL, BigMachines Query Language (BMQL)

Frameworks

GWT, Google Guice, Google Guava, Guice, Android SDK, Hadoop

Libraries/APIs

Guava, Objectify, Java Servlets, Android API, Mahout, RESTEasy, Google Task Queue, WebRTC

Tools

Apache Ant, BigQuery, GXT, Android Studio, Tableau, Gradle, Servlet, Jetty, Git, IntelliJ

Paradigms

Model View Presenter (MVP), AOP, Dependency Injection, REST, Mobile Development

Platforms

Google App Engine, Android, Nexus, Amazon EC2, Linux, Eclipse

Storage

NoSQL, BigTable, MongoDB

Other

Big Data Architect, Mobile App Development, Google, Front-end Development, Mobile Apps, Dedicated iPhone Developer, Freelancing, Natural Language Processing (NLP), PCI, GPT, Generative Pre-trained Transformers (GPT)

Education

2005 - 2007

Master's Degree in Business Administration

Georgia Institute of Technology - Atlanta, GA

1999 - 2003

Bachelor of Science Degree in Computer Engineering

Georgia Institute of Technology - Atlanta, GA