Steven Balough Email and Phone Number

• Development lead for a predictive model scoring engine (Java) used to predict adverse hospital inpatient outcomes using statistical models and real-time clinical data - enabled data science team to upload models as XML (PMML) files and continuously make predictions for thousands of inpatients at prestigious research hospitals• Co-developed a real-time data ETL pipeline (Java, SQLServer) for maintaining per-patient clinical fact timelines as efficient serialized data structures• Developed statistical performance reporting tools using the Netflix "PigPen" high- level Clojure API for Hadoop jobs• Additional responsibilities included implementing user interface features - Java, JSP+Javascript, - test automation – Junit - and builds – Ant, Maven

• Lead developer of a Java web application product for customer management of a distributed communications system - up to hundreds of Avaya Session Manager (SIP router) nodes within a customer's network used to implement voice, video and text communication• Web-based features enabled customers to configure call routing, add/change SIP devices (phones) on their network and troubleshoot networking and data replication problems• JBoss JEE application with JSF+Javascript front end, EJB backend and PostgreSQL database• Held position from product inception and participated in all parts of software development including requirements analysis, design, implementation, test automation - JUnit, Selenium, - customer demos and troubleshooting non-trivial production problems• Mentored less experienced engineers as the development team grew with the product's success• Secondary responsibilities included creating internal tools, setting up build servers and RPM product installers

• Developed web – PHP - and command line - Bash, Perl - tools for customer administration and management of a Linux-based communication appliance - enabled customers to backup/restore/upgrade application configuration and administer role-based access.• Additional responsibilities included implementing an automated functional test environment for command line and web interfaces

• Developed Java desktop application for International Space Station flight controllers to retrieve reference documents relevant to specific mission procedures - Lucene information retrieval Java library• Automated Microsoft Word report generation using IBM Rational Rose UML designs as input - Visual Basic