Monthly performance summary for 2026-03 (companieshouse/ch.gov.uk). Focused on stability and resource optimization. Key feature/bug fix delivered: ECS Fargate memory configuration fix for Rebel1 service to align with valid Fargate settings, enabling reliable task execution and optimal RAM allocation. Commit 65e034489a5173d1e1b99328aefa5d032f98913e (CC-3057: Change rebel1 memory to match valid fargate config). Impact: improved ECS task stability, reduced risk of memory-related failures, and better deployment reliability. Technologies/skills demonstrated: AWS ECS/Fargate memory tuning, resource configuration validation, commit traceability, cross-team collaboration.

February 2026 monthly summary for the ch.gov.uk repository. Key feature delivered: an environment-specific ECS deployment profile for the Rebel1 environment, enabling automated, region-targeted deployments with defined service configurations (default service, search service, officers service), task counts, memory allocations, and ECS cluster variables. This work is backed by the commit 3d9b7cfd88ef6da51fa7a71c89351ff75a0de5d2 and references CC-3057: Add ECS profile for rebel1. No major bugs reported this month. Overall, the change improves deployment automation, reliability, and scalability for Rebel1, supporting faster provisioning and reduced manual steps. Technologies demonstrated include AWS ECS, container orchestration, infrastructure as code concepts, and region-specific deployment profiling.

August 2025: Delivered a key quality tooling enhancement for the file-validation-api project. Implemented Code Coverage Reporting Integration by configuring SonarQube to analyze the JaCoCo coverage report, enabling accurate coverage metrics in the CI pipeline and visible dashboards. There were no major bugs fixed this month; focus was on strengthening release readiness through improved observability. This work demonstrates proficiency with SonarQube, JaCoCo, and CI/CD integrations, delivering business value through data-driven quality visibility.

July 2025: Delivered Staging ECS Performance Testing Enablement for companieshouse/ch.gov.uk, migrating the staging environment to ECS for search performance testing and enabling network listeners for search, officers, and other ECS services to support reliable performance measurements. No major bugs fixed this month. Impact: improved test fidelity and faster performance feedback, enabling safer production readiness and clearer capacity insights. Technologies/skills demonstrated include ECS, network listeners configuration, service orchestration, and performance testing practices with traceability to BI-14471.

June 2025: Delivered a temporary Mesos testing configuration for the companieshouse/ch.gov.uk repo by disabling ECS listeners in CIDEV and Staging via Terraform variable changes. This change is scoped, temporary, and designed to streamline Mesos tests with reduced noise and risk. Committed as BI-14445 (4a0fde36d8cbecdad6f5a3392291eef402dcf230).

Month: 2025-05 — Delivered an enumeration data update for ch.gov.uk that aligns the main API with the latest PSC01 descriptions. By updating the api-enumerations subproject reference, the project now uses current PSC01 descriptors for company filings, reducing risk from stale metadata and improving downstream accuracy and compliance.