Working with organizations globally on all things Search and Observability, including:- Full-text and Vector search solutions with technologies like Elasticsearch, OpenSearch, Solr, Qdrant, and Pinecone- Observability solutions including logging, metrics, (distributed) tracing with OpenTelemetry, Elastic (ELK) stack, and others- Assessment / Consulting on Search strategy, evaluation, relevance tuning, integrating Machine Learning and LLMs to improve successful outcomes

BidZenith empowers data companies, publishers, advertisers, and digital businesses to capture, segment, and monetize data seamlessly. The real-time auctioning platform ensures you maximize every opportunity, turning data into revenue with efficiency and precision.

Canva is an online design and visual communication platform with a mission to empower everyone in the world to design anything and publish anywhere. The platform is used by over 170 million monthly active users, in 190 countries, in over 100 languages.In my role as Technical Team Lead of the Search Platform team within the Search and Recommendations group, I have been responsible for- Leading the migration of public search from Solr to Elasticsearch and OpenSearch. Working with third party partners to contribute missing but required features for migration- Operational Excellence of public search as a Tier 1 service- Design and Implementation of a common Search Pipeline architecture shared across teams within Canva- Leading implementation of Vector databases/search engines as a Search Platform capability to improving Search and Recommendations- Design and Implementation of common query syntax and parser to mitigate expensive or malformed queries, and aid in query understanding and composition- Elasticsearch Subject Matter Expert, Establishing a working group to share knowledge, provide consultation, and establish best practices for Information Retrieval- Led the integration of Algotorial recommendations in public search surfaces

Elastic is the search company behind the Elastic Stack (also known as the ELK stack), a collection of openly available technologies that help you make sense of your data, no matter how big or small. The Elastic Stack is Elasticsearch, Logstash, Kibana and Beats, and provides the foundation for solutions in Enterprise Search, Observability, and Security.I worked on the Application Performance Monitoring (APM) agents team at Elastic, with an emphasis on the .NET ecosystem. I have been responsible for:- Research, design and development of a CLR profiler, allowing customers to instrument their applications for APM purposes, without code changes. The profiler is written in Rust, is cross-platform, and supports multiple architectures.- Research and Design of the agent roadmap in relation to developments with OpenTelemetry.- Cross-agent designs and specifications detailing how agents act in regard to instrumenting messaging systems and cloud services.Accomplished conference speaker and workshop presenter at both national and international conferences and meetups including NDC, .NET Fringe, Microsoft Ignite, and Elasticon.

I worked on the Language clients teams at Elastic, part of the wider Elasticsearch team, with an emphasis on the .NET and Rust clients, and the Developer experience on Windows and Azure. This included amongst other projects:- Development of the official .NET clients for Elasticsearch- Complete Design and Development of the official Rust client for Elasticsearch- Windows Installers for the Elastic Stack- Azure Marketplace and Azure Resource Manager (ARM) template for deploying the Elastic Stack to Azure- Early stage involvement in launching Elastic Cloud on Microsoft Azure- Integration of Windows into the unified release process for building platform specific artifacts

Domain Group is one of Australia’s leading multi-platform property industry destinations.I joined the Domain Technology Platform team and I was personally responsible for:- Architecture, design and development of a new Domain Group offering, Home Price Guide, a Search application to surface the history of all property within Australia. The new offering included both a web portal and web APIs to allow third parties to integrate.- Architecture, design and development of APIs for application search, through the practical application of signal modelling and other information retrieval techniques- Development of APIs to provide Domain Group data to interested third parties- Re-implementing existing legacy services as Amazon (AWS) cloud based Microservices- Extending shared platform libraries and packages with common functionality necessary to build modern web APIs across the whole group- Capturing software documentation on the internal wiki for how search works- Mentoring other engineers on search

Specializing in the design and development of bespoke software for companies, using the latest Microsoft .NET and web technologies. Experienced in the capacity of Architect, Technical lead and Senior Developer positions. Passionate about delivering real business value

Forloop is small I.T. consultancy that specialises in bespoke software for businesses using the latest Microsoft .NET and web technologies. We are a pragmatic company that can work with clients through every step of the process to deliver real business value.

Seg is an intelligent email marketing platform for E-commerce teams that combines customer insight tools with a sophisticated email design and sending capability to provide a unique, intuitive and better email marketing experience for both businesses and their customers. I joined the project in the very early stages as a Senior Developer, helping to establish an Agile development process with Continuous Integration/Delivery, as well as mentoring other developers in software development design patterns and principles. I have been specifically responsible for:- Contributing to the application architecture, design and technology choices for the platform- TeamCity configuration for automated deployments to Azure and scheduled backups of cloud-based storage- Designing and implementing a fast, safe and powerful email templating solution to allow businesses to send targeted and dynamic email content to specific customers based on engagement and behavioural analytics- Implementation of a robust and scalable email generation and sending pipeline including elastic scaling in response to load with both real-time and historical monitoring capabilities- Implementation of a hybrid caching strategy utilizing both in process and distributed caching technologies

Shhmooze is an award winning London based start-up focused on developing mobile applications that use location-based technology to help people connect via meetups and events with other professionals around them to create valuable, interesting relationships. I was taken on to help architect, design and develop a web application and API to offer enriched functionality to the platform. I was responsible for:- Application architecture, design and technology choices.- Setting up a secure Continuous Integration environment including automated testing, code coverage and deployment.- Implementing the ability for users to create and manage events as well as search for new ones of interest using full-text search, geolocation and pertinent event attributes - User authentication, authorisation and profile functionality - In-application messaging and chat- Import processes to allow the addition of event delegates through excel workbook and other common upload formats.- Implementing Mashups to import events and data of interest from other event and social networks such as Facebook, Twitter, Meetup, Amiando, Foursquare and Eventbrite for the purposes of Profile and Event enrichment, including designing effective caching strategies for such data

The electronic duty of care (edoc) programme is a national, internet-based system to monitor the journey of non-hazardous waste for all UK businesses. I joined at the start of the project as Architect and Technical Lead with overall responsibility for technical architecture, development leadership and quality assurance. I led a team of eight developers working in a Scrum process to design and develop a web-based platform incorporating a web portal, REST API and SOAP API to allow UK businesses to manage duty of care for non-hazardous waste transfers to and from their business. I have been responsible for:- Complete Application architecture, design and technology choices including the introduction of a messaging architecture to handle the event driven nature of many of the system's processes- Setting up a Continuous Integration environment for automated unit testing, browser-driven acceptance testing, code coverage and regular releases to stakeholder environments running in Windows Azure- Leading the development, design and implementation of the platform as well as mentoring other team members on design principles and technologies- Running developer workshops to engage stakeholders in shaping the development of the platform.Technologies included - Windows Azure web and worker roles, Azure Service Bus, Azure SQL Database, Postgres, RabbitMQ, ASP.NET MVC, NHibernate, jQuery and Bootstrap

Vouchercloud is the UK and Ireland’s favourite mobile and web based discount voucher application that allows users to obtain big savings on selected brands. I initially worked alone and then with another developer as part of a small team working in an agile process to design, develop and test a REST API for a new mobile application. I was responsible for:- Research and protoyping with different search engine technologies such as Elasticsearch, Solr and Lucene to evaluate fit for usage- Design and implementation of geospatial search using MongoDB.- Defining and designing the application architecture including URI routing strategy, authentication and authorisation.- Design and implementation of a common account API to service users across all of the company’s products and platforms.- Performance/stress testing with Apache JMeter to assess the scalability and performance of the API under expected load.- Refactoring the existing Vouchercloud code base to improve testability and maintenance.- Mentoring other developers on SOLID principles.

Development of the next generation Internet banking platform for the World’s largest Building Society. I acted as a technical team lead overseeing the work of 4 developers within a larger project team of over 200 people.I was personally responsible for:- Mentoring and in-house technical expertise for ASP.NET MVC, JavaScript and jQuery - Design and development of security components within a framework to be reused across multiple projects, including more robust protection against common web application vulnerabilities such as XSS, CSRF, XSR, injection attacks amongst others- Implementation of customer statements including credit and debit graphs and calendars, and account statement views.- Targeted customer application management including the application process and renewal of online only products and account services.- Web analytics design and implementation for the entire banking application

IPL is an IT services company specialising in the delivery of intelligent business solutions, providing Business Consulting, Technical Consulting, Solution Delivery and Managed Services.

Development of bespoke in-house solutions for Business MI operations, call centre scheduling and reporting

Pioneer the ongoing development of the Central Student Systems in relation to examinations and assessments, including examination scheduling and reporting.