• Co-led the infrastructure and release-engineering teams, driving the formulation and execution of key strategies aimed at elevating system scalability, security, and high availability.• Devised optimal strategies to minimise the impact on network bandwidth and IOPS during concurrent large-scale upgrades of FreeBSD jails, thereby enhancing the efficiency of system updates.• Developed an automated system to create internally customised FreeBSD distribution images in various formats, including raw, ISO 9660, VHD, and VDI—upon the initiation of a new release.• Constructed effective CI/CD pipelines integrated with exhaustive continuous testing procedures, guaranteeing efficient software delivery and seamless swift deployments.• Utilised Poudriere to automate testing and package building procedures, whilst maintaining a public package repository for client use, facilitating seamless access to the most recent software updates.• Supervised the maintenance of illuria's open source projects and upstream FreeBSD ports.• Engineered a diverse suite of internal applications using Rust (for APIs and system utilities,) C (for system utilities,) DTrace (for dynamic instrumentation of production systems and data collection from operational services and protocols,) POSIX shell scripts, and Oberon.• Developed and managed an extensive monitoring and alerting system using custom shell, Python, and DTrace scripts, improving system visibility and enabling proactive issue resolution.• Designed and implemented a holistic documentation platform, enabling seamless delivery of critical information in the form of wikis and books—significantly streamlining data accessibility, boosting team productivity, and fostering knowledge sharing.

• Rejoined Khallagh's Research & Development team to develop a DDoS Protection system.• Delivered a high-available Network Anomaly Detection platform within a highly-constrained budget using BSD sockets, Berkely-Packet Filter, Netmap, and SQLite API.

• Led the engineering team in architecting and delivering regional Kubernetes clusters.• Conducted training sessions for engineering teams on the use of containers, Git Version Control System, and Continuous Integration, Delivery, and Deployment pipelines.• Developed an interactive agentless Kubernetes cluster provisioner and manager, designed to simplify scaling operations and routine maintenance procedures.• Automated the build process and sped up deployments by 80% through the implementation of Continuous Tests and the leveraging of CI/CD pipelines.• Trained NOC personnel on understanding cluster metrics and maintaining the platform.

• Assisted the engineering department in overcoming setbacks by implementing a trusted DevOps culture and aligning Business-IT objectives.• Architected an infrastructure to ensure high availability and consolidated databases, leading to a 70% reduction in costs.• Leveraged FreeBSD jails for OS-level virtualisation, to enhance system performance and scalability.• Heavily utilised and optimised ZFS filesystem, maximising data integrity and facilitating efficient snapshots, replication, and data compression for effective storage management.• Leveraged ZFS deduplication and tiered caching (ARC and L2ARC) capabilities to optimise storage performance, ensuring high availability and fast recovery in large-scale environments.• Developed and managed robust CI/CD pipelines to automate deployments, improve system testing, and speed up the release cycle.• Defined thorough backup and upgrade policies to safeguard system data and ensure seamless software updates.

• Rearchitected the infrastructure of a multimedia streaming platform, boosting overall performance by 80% and achieving 99.9% uptime. • Identified an improper reference model in the application, leading to the resolution of memory leaks and a 75% reduction in memory usage, from 64GB down to 16GB.• Increased delivery velocity by 70% by introducing Continuous Tests and creating a sustainable Agile culture.• Implemented Distributed Replicated GlusterFS volumes, improving data redundancy and overall system reliability.