Jon Parkinson

Lead developer on the Web e-commerce team for Rail Delivery Group - Railcards, secure.railcard.co.uk. ▪ Critical role in investigating, identifying, and fixing areas of concern, which were impacting customer purchase journeys to improve sales and reduce call centre enquiries. ▪ Lead a multidisciplinary team of 2 senior developers, 1 junior developer, 1 QA, and 1 DevOps engineer. Conducted mentoring, planning, and refinement sessions using Kanban methodology, ensuring efficient project delivery and team development. ▪ Increased client’s confidence in production releases using Azure DevOps by implementing best practices to achieve near-zero downtime, and later migrated to GitLab for continuous integration and deployment pipelines into Azure. ▪ Enhanced authentication and user management (IAM) with Sitecore and Identity Server 4, together with 5 .NET microservices, ensuring secure and efficient API interactions with Mulesoft/Salesforce.

Development services in the e-commerce team for easyJet.com. ▪ Developed new marketing fares on the site, with projected increase in revenue per seat sold (FY2022) of 22%. ▪ Played a key role in re-architecting the booking funnel to be data driven, reducing maintenance and improving scalability. ▪ Specialised in developing new and enhancing existing functionality on the global CMS platform using Sitecore, C#, AngularJS, and React.

Development services to create a unified application system for CE and UK teams. ▪ Utilised CQRS to develop a robust .NET microservice infrastructure in AWS, streamlining jobseeker application processes across CE and UK sites.

Lead developer improving SEO rankings for Stepstone in the UK and Central Europe. ▪ Developed a distributed system using behavioural data to boost organic search traffic, reducing the DE market's paid search budget by 80%. Using Python, C#, AWS (Lambda, SQS, Neptune Graph DB), Elasticsearch, and Terraform. ▪ Utilising the Service Worker from Progressive Web Apps (PWA) to improve site performance metrics by prefetching and caching job details and their respective assets from search results. Built in JavaScript (ES8), and transpiled using Babel and Webpack.

Developed internal CIT projects to increase business for both e-commerce and Sales leads. ▪ Microservice applications with integrations to Oracle Commerce Cloud and Salesforce. ▪ Using TDD, C# 7, SQL Server, AWS (Lambda, SQS, EC2), and Terraform - Infrastructure as Code.

Lead developer for a digital transformation project for PRS for Music, migrating the reporting of royalties earnt by their members from an emailed PDF to a highly secure Online Statements application. ▪ Microservices infrastructure with a React frontend, deployed to Azure PaaS. ▪ Using TDD, C# 7, Cosmos DB, Azure Functions, Azure Data Factory, Azure SQL Data Warehouse, Azure API Management, Redis, and SSO with Azure Active Directory. ▪ DevOps using TeamCity, Octopus Deploy, and PowerShell.

Consultant and development services for Ten Group’s digital concierge platform, tenconcierge.com.

Development services for PMI Educational Foundation, pmief.org. ▪ Using Sitecore 8, developed a new global site with integration into multiple external APIs.

Facetflow is a fully-managed real-time search and analytics service featuring highly-available Elasticsearch clusters, automated backups, auto-scaling, 24/7 monitoring, and expert support. ▪ Developed a SaaS solution for indexing large data volumes without setup or scaling needs. ▪ Microservices infrastructure using a CQRS pattern, deploying to Azure and AWS cloud hosting.

Digital transformation project for Arrow Electronics, an American Fortune 500 company and the world’s largest distributor of electrical components. Traditionally a phone sales-based business, this project was to move the ~$30B in sales to the digital business, and to tap into new markets and revenue streams. www.arrow.com ▪ Using Sitecore 8, following a TDD and CQS pattern, developed a new global, multilingual, ecommerce site with integration into external APIs. ▪ Part time USA based to build up and train their in-house development and support teams, covering CI/CD with TeamCity and Octopus Deploy to multiple environments and geographical regions. ▪ Improving site performance with better cache management on top of Sitecore and external data sources. ▪ Technologies used: C#, .NET MVC, Web API 2; Grunt, Handlebars, Backbone; Testing - NUnit, NSubstitute, FluentAssertions