Managing development team of software and hosting/devops engineers to provide search engine software and SaaS services, serving clients in the US, UK and Australia including Westpac, ASX, University of Oxford and Southwest Airlines.• Evolved agile processes and assisted teams within parent company in adopting our processes to improve development flow.• Developed international expansion plan for launching Funnelback in the US, leading to a rapidly growing customer base in higher education and a growing partner network.• Developed internal staff, exemplified by a team member's promotion to lead US technical team and another from intern sysadmin through to senior engineer.• Achieved listing in Gartner’s Enterprise Search and Insight Engine magic quadrants, progressing from Niche to Visionary to Challenger in 2018.• Lead ISO 27001 certification for Funnelback hosting.• Lead migration from a legacy hosting to an automated SaaS environment using Puppet, Amazon AWS/CDK/CloudFormation.• Solved complex security issues raised by penetration tests and improved team security practices.• Consulted on key customer projects as an expert on search ranking and architecture, solving issues blocking multi-million dollar projects.• Personally developed deep learning question-answering system and guided chatbot implementation projects.• Personally developed product features, primarily in Java and the Spring framework, including Slack integration, named entity extraction, web-crawler performance and capability improvements and support for deployment in docker/kubernetes.• Drove architecture migration to modern REST APIs and single-page-application administration with Angular and TypeScript.• Improved team practices, introducing continuous integration (Jenkins), standardising build (Maven), automated testing (JUnit, Mockito and Selenium) and version control (Gitlab).• Contributed to Jetty and OkHttp open source projects, supervised others contributing to Spring Framework.

Lead development team of twelve engineers developing and maintaining the J2EE allhomes.com.au website including management of scoping, design, system and API development, system development and ongoing operations.• Managed fast-tracked development of allhomes API project with multiple development teams and external stakeholders.• Delivered and deployed six major allhomes platform enhancements releases, each including significant new features.• Reorganised technical team around a projects / operations split, significantly increasing team productivity.• Developed many new features, including Facebook integration, agency record searching and per-agent listing display.• Reduced production system fault rate through testing process refinement and new team roles and responsibilities.• Decreased 'major' category allhomes system fault count by over 50%, improving end user site experience.

Development of online banking fraud detection software, including integration with existing rule engine products and move from batch to real time processing. Lead development of several modules as part of redevelopment of Governance Risk and Compliance product from ASP to Java and .Net.• Identified and resolved four SQL injection security vulnerabilities in first week working on .Net fraud detection system.• Lead development of prototype fraud detection rule authoring user interface (Java web system using Hibernate ORM).• Rapidly integrated core Haley rules engines and Governance, Risk and Compliance system for external demonstration.• Developed XML packaging and interchange system, simplifying administration and maintenance of Governance, Risk and Compliance systems.

Lead development and improvement of internal software engineering practices. Engineering of an enterprise search system throughout SDLC (including responsibility for release management and test management). Technical consulting in complex customer deployments, including security and enterprise system integration.• Coordinated multiple teams to deliver two major release versions of Funnelback product on schedule.Introduced structured testing process, increasing time from major release to first bug fix release from 2 to 6 weeks.• Resolved a complex, release blocking IIS integration race condition after escalation through R&D team.Rapidly developed Python MS Office 2007 document conversion tool to retain customer with urgent need.• Lead installer improvement project, reducing Funnelback installation to a six click process.• Developed and released two improved CGI support patches for the Java open source Jetty web server.• Introduced user testing process, resulting in over 15 key initial changes and many ongoing system improvements.• Decreased search response time for a government intranet five fold by developing a unique document level security system.

Engineering of an enterprise search system throughout SDLC, particularly web interface and performance tuning. System administration of hosted search services. Provide technical customer support. Rapid prototype development for internal projects to gain initial buy-in and funding.• Redeveloped Perl based web administration interface, allowing distributed administration and reducing running costs.• Migrated hosted services to external provider, reducing network traffic costs by $400,000 per annum.• Introduced standardised build and compilation environment using GCC tool chain (inc. Linux to Windows cross compilation).• Reduced search interface load time by 3 times by analysing and redesigning search interface and configuration.• Implemented C# prototype of new information retrieval research tool / product in under one month.• Developed prototype Ajax 'search as you type' interface and presented in CSIRO lab technical talk.• Managed bulk of customer support requests without escalation within two weeks.

Lead development of Sytadel content management system platform (PHP, MySQL, XML). Managed hosted search product and customers. Provide CMS customer support and hosted CMS system administration. Consulting, contracted development and CMS customisation.• Sparked development of a new product line by developing early RSS support in CMS as a side project.• Improved average page load time by 20% through redevelopment of content relation and distribution system.• Developed ASP and ASP.Net integration scripts, winning new hosted search customers as a result of each.• Designed and implemented C# components for Outlook UI integration and archiving web page changes over time.• Lead Canberra team of three developers, to create one of the world's first ISO/IEC 11179 metadata repository systems.• Reduced time required for Sytadel releases by 50% by standardising release and testing procedures.• Eliminated 90% of page load time spikes through performance testing, redesign and switch to InnoDB.• Reduced customer support load by 50% while maintaining satisfaction by formalising and improving support processes.• Analysed and documented all IT systems for a small government department in three days, facilitating a departmental merger.• Reduced hosting costs by 40% per server by migrating hosted CMS and search systems between hosting providers.

Tutoring in ANU Department of Computer Science's 'Formal methods in Software Engineering' course