Head of Data Science
Apr 2018 – Present


Search Quality Lead
Jan 2015 – Mar 2018

  • Instituted Search Quality at SEEK. Led the function responsible for tracking, measurement, evaluation and relevance improvement of search products for candidates and hirers.
  • Pioneered frameworks to enable quick, iterative measurable improvements to all search products.
  • Established collaboration between SEEK and world-renowned researchers in Information Retrieval and Machine Learning at RMIT University and The University of Melbourne.
  • Built a track record of translating research outcomes from collaboration with universities into innovative solutions for solving user problems and moving key business metrics.
  • Have strong experience with demonstrating business values in the employment marketplace through improving search efficiency for candidates and hirers.
  • Recognised as “The Innovator” in the 2016 SEEK Annual All Staff (This Is SEEK) Awards.

Search Data Specialist
May 2014 – Dec 2014

  • Set up crowdsourcing tasks for establishing the validity of structured data assets.
  • Developed similarity model for discovering related role titles.
  • Developed methods for clustering and normalising company names.

Lead Ontologist
Apr 2013 – Apr 2014

  • Led the establishment of in-house tools and methodologies for (semi-)automatically constructing lightweight ontologies in an Agile environment.
  • Developed state-of-the-art knowledge extraction techniques in Java, Oracle and Solr, and applies them on unstructured text (e.g., business websites, customer reviews, product descriptions) for constructing and enriching ontologies.
  • Work with Search Engineers on improving performance and experience of search using structured data from the ontologies.

RMIT University
Postdoctoral Research Fellow
Mar 2011 – Mar 2013

  • Developed client/server applications and Android apps for answering questions, engaging users in topic-based chat (both using QA pairs) and managing transitions between dialogues for coherence using Java, Perl, PHP, XML, Javascript, MySQL.
  • Administered Web and database servers on both Windows and Linux platforms for delivering the topic-based chat service.
  • Co-supervised 2 PhD students.

The University of Western Australia
Postdoctoral Research Associate
Sep 2010 – Feb 2011

  • Developed a Web-based application that detects and tracks human poses in video frames (with performance comparable to the state-of-the-art) using C/C++ and OpenCV.

The University of Western Australia
Postdoctoral Research Associate
Sep 2009 – Aug 2010

  • Developed Web applications for real-time correction of spelling errors and expansion of abbreviations for progres notes, and validation of prescriptions using .NET/C#, Perl, PHP, XML/HTML, Javascript, MySQL and Microsoft SQL Server. The accuracy of correction and validation is around the 90% mark with the system response time approaching average typing speed.
  • Co-supervised 2 PhD students.

Universiti Teknikal Malaysia Melaka
Jun 2005 – Mar 2006

  • Coordinated and conducted lectures and tutorials for the diploma subjects Data Structures and Algorithms (C/C++, Java), and Manufacturing Information Technology.
  • Assisted in tutorials and labs for the undergraduate degree subject Web Application Development (PHP, HTML, Javascript, Perl, CSS, XML).
  • Supervised 8 undergraduate students for their final year projects.

Universiti Teknikal Malaysia Melaka
Jun 2003 – May 2005

  • Coordinated and conducted lectures and tutorials for the undergraduate degree subject Multimedia Systems.
  • Led and promoted activities within the committees for setting up of a new undergraduate course in Artificial Intelligence, academic writing, publication and web development, and faculty infrastructure.