Maximising F&B store profit and customer convenience by providing system for ordering using multiple mobile devices. Collection of data from all customers, even when they do not pay, enables enhanced CRM.

Development and deployment of MVP for F&B mobile QR ordering service.

Open-source software development for the Bosagora energy efficient PoS blockchain. Validators and Execution clients EVM based written in Go. I also developed a back-end server for a web3 NFT project written in Typescript to provide GraphQL APIs with Postgres database. CI / CD using GitHub Actions with deployment of Docker images to GitHub and to servers using Ansible.

Developing multi-drm solutions as team lead for up to 8 developers and testers. I drove the adoption of Kotlin as the preferred development language for my team. We switched from Scrum to Kanban as our Agile Methodology. Google Widevine and Apple Fairplay services were developed in Java and Kotlin on Ubuntu. Microsoft Playready service was developed in C# on Windows. Continuous Integration was achieved with GitLab and Jenkins with deployment of Docker images to Artifactory. Continuous Delivery… Show more Developing multi-drm solutions as team lead for up to 8 developers and testers. I drove the adoption of Kotlin as the preferred development language for my team. We switched from Scrum to Kanban as our Agile Methodology. Google Widevine and Apple Fairplay services were developed in Java and Kotlin on Ubuntu. Microsoft Playready service was developed in C# on Windows. Continuous Integration was achieved with GitLab and Jenkins with deployment of Docker images to Artifactory. Continuous Delivery used Kubernetes with Helm for on-premise and Rundeck with AWS Terraform for AWS cloud deployments. Show less

Development, testing and deployment of Java 8 REST service for content management of multi-drm content protection systems with Postgres database.

Development, testing and deployment of Java 8 REST service to store credit cards in the AWS NoSQL DynamoDB for use in a PCI compliant online payment system. Continuous integration was done with TeamCity and deployment to AWS using Ansible, Terraform and AWS ECS with auto scaling groups.

Development and testing a variety of C# .NET products supporting the preparation, searching and management of media content. Also we developed a new Java application that used ElasticSearch to enable fuzzy searches.

Developed a solution for personalisation of smartcards. Also migrated this Windows and MS SQL solution to Linux and Postgres for a new project to generate secure keys for provisioning chips.

Developed a back-end workflow solution on windows for smart card personalisation using Python, Microsoft SQL Server and Utimaco Hardware Security Module (HSM) for cryptographic data operations. Frontend was developed using Python Django web framework.

Worked as a contractor providing maintenance and support of the Real Time Systems in the Core Facilities of Meteosat Second Generation (MSG) as well as Meteosat Transition Programme (MTP). Provided 24/7 support as well as developing new features and bug fixing mission critical systems controlling and monitoring geostationary satellites. Programming in MFC C++ on Windows. Also worked as the Database Administrator of the very large Oracle database that stored the vast volumes of raw telemetry… Show more Worked as a contractor providing maintenance and support of the Real Time Systems in the Core Facilities of Meteosat Second Generation (MSG) as well as Meteosat Transition Programme (MTP). Provided 24/7 support as well as developing new features and bug fixing mission critical systems controlling and monitoring geostationary satellites. Programming in MFC C++ on Windows. Also worked as the Database Administrator of the very large Oracle database that stored the vast volumes of raw telemetry data in partitioned tables. Show less

Worked as a contractor providing maintenance and support of the Core Facility of MTP. Provided 24/7 support as well as developing new features and bug fixing mission critical systems controlling and monitoring geostationary satellites. Programming in Fortran and C on VMS.

Development of a bespoke multi-user Windows VB6 application with MS Access to manage stock control for Beldex Ltd., a washing machine distributor in the UK. Also created some websites for other clients using Linux, Apache, MySQL and PHP (LAMP).

I worked in a large team of developers on several VB6 applications with MS SQL Server databases for the House of Commons and the House of Lords. Also installed software and provided training on-site at the Houses of Parliament.

Contracted to TTSI (Thorn Transit Systems International) to work as a software engineer for the AFC (Automatic Fare Collection) system of Seoul's subway trains (lines 5, 7 and 8) run by SMRT (Seoul Metropolitan Rapid Transit). Installed and monitored software at station level as well as at SMRT Head quarters. Also monitored and troubleshot network communications and performed database administration. Created a VBA fare calculation system in Excel to deploy to all AFC equipment fare… Show more Contracted to TTSI (Thorn Transit Systems International) to work as a software engineer for the AFC (Automatic Fare Collection) system of Seoul's subway trains (lines 5, 7 and 8) run by SMRT (Seoul Metropolitan Rapid Transit). Installed and monitored software at station level as well as at SMRT Head quarters. Also monitored and troubleshot network communications and performed database administration. Created a VBA fare calculation system in Excel to deploy to all AFC equipment fare personalisation. Show less

Contracted to work on site in the UK at Thorn Transit Systems International who were providing the Automatic Fare Collection (AFC) system to the Seoul Metropolitan Rapid Transit underground trains. Document writing, testing and fixing bugs in C++ AFC software.

Trained to code in Fortran developing on a large Space project.