Devops

- Infrastructure Lead for Multi-Region Global Cloud Infrastructure (AWS, GCP, IBM Cloud) - Architected Harness / Kubernetes / Docker based CICD - Solutions Architect for ProveAI 'AI Governance on Blockchain' product (in partnership with IBM) - Infrastructure as Code (Terraform) - Configuration Management (Ansible) - Highly Scalable & Available services, Chaos Engineered resilience - Build optimisation and debugging (Rust blockchain, Node.js web services) - Networking & Security (VPC, VPN, Auth, CDN, Active DoS Mitigation, Security code review) - Monitoring and Logging (Prometheus, Grafana, Elastic Stack) - Eliminating SRE Toil - Project Management - Hiring and training SREs

- Architected cloud native CI/CD solution (Gitlab AutoDevOps, Kubernetes, Docker) - Infrastructure as Code (Terraform) - Elasticsearch Cluster build for High Avaliability/Scalability - Monitoring (Prometheus, Grafana) - AWS Cost Reduction (Migrated workloads to fault tolerant Spot Instances, Kubernetes Autoscaling) - Improved site performance, uptime, build processes, monitoring, logging, security.

- Member of the Platform Engineering team of a major Australian broadcaster. Responsible for managing the cloud infrastructure demands of hosting both high volume web (SBS News) and video streaming services (SBS On Demand with >1M Monthly Active Users) - Migrated legacy services to container based cloud native deployments (Docker, Kubernetes, 12 factor) - Deployed new services using Infrastructure as Code (Terraform, Cloudformation) - Maintained legacy Continuous Delivery pipeline (immutable artefact deployments - Bamboo, Packer, AMI Images) - Maintained AWS cloud environment (EC2, IAM, Route53, Aurora, Lambda, CloudFront, S3, AutoScaling, Multi-Account) - Set standards for CI/CD development workflow - Supported Analytics & Insights team (Big Data, Python, Redshift) - Akamai CDN and Media Delivery - Mentored junior team members, evaluated potential hires.

- Led an effort to transition a digital media agency to DevOps culture and practices. - Architected autoscaling cloud infrastructure to meet high scalability demands of client applications. - Advised on technical and security requirements for new projects. - Overhauled existing applications for container based deployment (12-Factor methodology) - Engineered a container based Continuous Integration & Delivery solution (Docker, CircleCI, AWS) - Implemented application performance monitoring and centralised logging services (NewRelic, ELK) - Maintained AWS cloud environment (EC2, ECS, Elastic BeanStalk, S3, IAM, Route53)

- Member of the engineering team for a Digital Identity focused FinTech startup exploring the areas of Self Sovereign Identity, Identity on Blockchain, GDPR Consent workflows and Privacy Enhanced Social Networking - Infrastructure planning and design for High Scalability application requirements. (AWS, Containerisation, CI/CD, Blue-Green deployment, Database Clustering) - Participated in Agile planning and review sessions (Sprint, Kanban) - Researched technologies associated with the product roadmap (W3C Verifiable Claims, MS Azure AD, U-Prove, Civic) - Evaluated Blockchain Tokenisation of the product and the technical requirements for offering an ICO (Initial Coin Offering) on the Ethereum platform. - Implemented Continuous Deployment (Azure App Service) - Developed Identity Provider related application features (Ruby on Rails, OpenIDConnect, Doorkeeper, OIDC authorisation workflows, Test Driven Development)

- Prototyped a MVP business communication application for a startup. - Full Stack development. (Ruby on Rails, RESTful API development, Ember.js SPA Javascript frontend, Realtime Websocket functionality) - Defined product features, requirements and roadmap. - Led Agile planning sessions (Sprint, Kanban) - Trained and mentored new developers. - Managed codebase features and releases using Gitflow workflow. - Maintained cloud hosting environment (Heroku)

- DevOps Engineer working on the industry leading awards management product awardforce.com - Migrated legacy client applications to cloud infrastructure (AWS) - Maintained and Improved Continuous Integration / Continuous Delivery implementation. (Jenkins, Docker) - Upgraded and overhauled Configuration Management tools and processes (AWS OpsWorks, Chef) - Implemented enhanced application monitoring and logging (NewRelic, Splunk) - Developed Load Testing strategy and reporting (JMeter) - Database Administration (MySQL, Amazon Aurora)

- Principal developer for Social Networking startup - Developed MVP social networking application for startup (search, feeds, chat, video) - Architected RESTful API backend (Ruby on Rails, Test Driven Development) - Developed Single Page App frontend (Ember.js, HTML5) - Mobile Development (RubyMotion, iOS Cocoa) - Implemented Media Streaming functionality (Adaptive Bitrate Streaming, HLS, ffmpeg) - Database Design & Administration (MongoDB, Redis) - Administered cloud hosting infrastructure (AWS)

- Consultant Linux Engineer for feature film VFX studio. - Implemented bare metal network provisioning (Kickstart, Cobbler) - Re-architected Configuration Management to follow best practices (Puppet) - Implemented Highly Available virtualised host infrastructure (vSphere HA Cluster)

- Systems Engineer for the whereis.com Mapping and GIS division. - Administrated business critical Solaris and Linux environments. - Migrated applications from legacy Solaris hosts to virtualised Linux instances (vSphere) - Maintained and upgraded site wide backup infrastructure. (NetBackup) - Managed Fiber Channel SAN and NAS storage (Sun ZFS & Linux RAIDs)

- Developed a MVP web application for a Indie Music social media startup. - Full stack application development (Ruby on Rails) - Implemented Youtube-like video functionality features (upload, transcode, playback) - Implemented Instant Messaging feature (XMPP based) - Integrated the application with external APIs (Facebook Graph, Zencoder, Google Analytics) - Developed a piracy detection feature via integration with the AudibleMagic service. - Gitflow based development workflow for features and release management. - Re-architected platform for scalable growth (AWS, Load Balancing, CDN, Database Clustering) - MySQL database administration.

- Member of the Systems Engineering team of a large corporate insurance firm. - Design and implementation of High Availability services across multiple data centres using the Linux-HA stack. (Pacemaker, CoroSync, DRBD) - Implemented a centralised logging solution (rsyslog, Splunk) - Migrated critical authentication services from Windows to Linux (RSA SecurID) - Configuration Management (Puppet) - Maintained services for the provisioning of new instances (RedHat Satellite, Kickstart) - Management of virtualised instances (vSphere)

- Principal Systems Architect for a UK Visual Effects startup. Clients included the BBC. - Worked with company founders to plan and execute technology requirements for a greenfield VFX studio. - Implemented base Linux site setup (Provisioning, Applications, Authentication, Storage, Configuration Management) - Designed and implemented render farm. (Sun Grid Engine) - Developed VFX pipeline integrations in Python (Nuke, Maya, Shotgun, RV) - Administered Network Attached Storage (Sun ZFS Appliance) - Configuration Management (Puppet)

- Systems Engineer for top-tier VFX studio. Projects included Harry Potter and The Dark Knight. - Administration of large scale High Performance Computing infrastructure (1000+ hosts). - Lead a project to migrate from a legacy to modern Linux distribution including the development of a low level C compatibility suite for in-house and third party software. - Patched, compiled, packaged and debugged Linux applications, libraries, file systems and kernel as required. - Implemented centralised logging for the for the collation and analysis of rendering issues. (Splunk) - Managed petabyte scale FC SAN storage (BlueArc) - Administered compute cluster (IBM BladeCenter) - Provided training and support for members of the technology team.

- Member of the Systems Engineering team for a Film Visual effects studio working on Hollywood features including Harry Potter and Lord of the Rings. - Administered compute cluster for distribution of rendering jobs (Sun Grid Engine) - Maintained essential network services, site environment, application releases, databases. - Implemented network based Linux image provisioning and configuration management (SystemImager) - Performance tuning and benchmarking of high performance petabyte level storage solutions (iSilon, Lustre) - Transitioned directory services from NIS to LDAP - Migrated services running on physical servers to virtualized instances (Xen). - Participated in Agile ceremonies.