
Eleanor Cook engineered and maintained core infrastructure for the ONSdigital/dp-compose repository, focusing on backend systems, DevOps automation, and database management. Over six months, she delivered modular Docker Compose stacks supporting legacy publishing workflows, integrated Redis-backed redirects, and expanded migration services with MongoDB connectivity. Her work included authoring onboarding and troubleshooting documentation, refining deployment automation with Makefile and shell scripting, and ensuring reproducible local environments using Colima. By consolidating configuration management and enhancing documentation in Markdown and YAML, Eleanor reduced onboarding friction and improved deployment reliability. Her contributions demonstrated depth in containerization, scripting, and infrastructure as code, supporting scalable, maintainable systems.
January 2026 focused on enabling better migration metrics and ensuring accurate configuration documentation for dp-compose. Delivered a new counters collection in the migrations database and updated the stack configuration readme to reflect this change. No major bugs were fixed this month; all work was additive and backward-compatible. Overall impact includes improved data migration traceability, clearer deployment guidance, and a foundation for future metrics collection. Demonstrated skills in database migrations, documentation updates, and version-controlled change management.
January 2026 focused on enabling better migration metrics and ensuring accurate configuration documentation for dp-compose. Delivered a new counters collection in the migrations database and updated the stack configuration readme to reflect this change. No major bugs were fixed this month; all work was additive and backward-compatible. Overall impact includes improved data migration traceability, clearer deployment guidance, and a foundation for future metrics collection. Demonstrated skills in database migrations, documentation updates, and version-controlled change management.
For 2025-10, delivered end-to-end migration services support in dp-compose, including setup documentation, deployment configuration, and runtime connectivity to MongoDB, driving reproducible deployments and safer data migrations.
For 2025-10, delivered end-to-end migration services support in dp-compose, including setup documentation, deployment configuration, and runtime connectivity to MongoDB, driving reproducible deployments and safer data migrations.
September 2025 monthly summary for ONSdigital/dp-compose: What was delivered: - Legacy core publishing stack expansion: integrated new services into the legacy-core-publishing stack, including dis-migration-service, dp-upload-service, dp-dataset-api, and supporting infrastructure (MongoDB, Kafka, ZooKeeper). Docker Compose configurations were updated to include these services and to initialize the required databases/collections. Added LocalStack integration to mirror cloud resources in local environments. Bug fixes: - Corrected a typo in the versions_locks collection name within the MongoDB initialization to ensure accurate schema provisioning. Impact and value: - Enabled faster onboarding of publishing-related services and more reliable data pipelines by expanding the legacy stack and aligning local/development environments with production tooling. This reduces deployment risk and accelerates feature delivery in the publishing domain. Technologies and skills demonstrated: - Docker Compose, microservices orchestration, MongoDB, Kafka, ZooKeeper, LocalStack, and infrastructure provisioning for development and CI environments. Commits contributing to this work: - 4e351b40ae341e54a294072fb035d844cfed8626 (add dis-migration-service to legacy-core-publishing stack) - a7fef6cc4d0e2e384d6b55f1c7a932d2708b8aad (add dp-dataset-api, mongodb, kafka, and zookeeper to legacy-core-publishing stack) - 362e97a5ad645cc06b567ae9c06c76b6e0bef190 (add dp-upload-service and localstack) - d10dac615c442ad16cc55459b2de9f09bc35a1d6 (correct typo)
September 2025 monthly summary for ONSdigital/dp-compose: What was delivered: - Legacy core publishing stack expansion: integrated new services into the legacy-core-publishing stack, including dis-migration-service, dp-upload-service, dp-dataset-api, and supporting infrastructure (MongoDB, Kafka, ZooKeeper). Docker Compose configurations were updated to include these services and to initialize the required databases/collections. Added LocalStack integration to mirror cloud resources in local environments. Bug fixes: - Corrected a typo in the versions_locks collection name within the MongoDB initialization to ensure accurate schema provisioning. Impact and value: - Enabled faster onboarding of publishing-related services and more reliable data pipelines by expanding the legacy stack and aligning local/development environments with production tooling. This reduces deployment risk and accelerates feature delivery in the publishing domain. Technologies and skills demonstrated: - Docker Compose, microservices orchestration, MongoDB, Kafka, ZooKeeper, LocalStack, and infrastructure provisioning for development and CI environments. Commits contributing to this work: - 4e351b40ae341e54a294072fb035d844cfed8626 (add dis-migration-service to legacy-core-publishing stack) - a7fef6cc4d0e2e384d6b55f1c7a932d2708b8aad (add dp-dataset-api, mongodb, kafka, and zookeeper to legacy-core-publishing stack) - 362e97a5ad645cc06b567ae9c06c76b6e0bef190 (add dp-upload-service and localstack) - d10dac615c442ad16cc55459b2de9f09bc35a1d6 (correct typo)
June 2025 monthly summary for ONSdigital/dp-compose focusing on Redis-backed redirect infrastructure, modernization of legacy publishing stack, and publishing stack documentation improvements. Delivered significant enhancements to deployment reliability, maintainability, and developer onboarding through three feature streams and traceable commits. Business value realized by enabling scalable, Redis-backed redirects; reducing configuration duplication; clarifying deployment steps.
June 2025 monthly summary for ONSdigital/dp-compose focusing on Redis-backed redirect infrastructure, modernization of legacy publishing stack, and publishing stack documentation improvements. Delivered significant enhancements to deployment reliability, maintainability, and developer onboarding through three feature streams and traceable commits. Business value realized by enabling scalable, Redis-backed redirects; reducing configuration duplication; clarifying deployment steps.
May 2025 summary for ONSdigital/dp-compose focusing on delivering a cohesive, testable legacy core web stack with Redis integration, modular deployment variants, and automation improvements. The month emphasized reliability, clear deployment options, and maintainable infrastructure as code to support publishing workflows and redirects.
May 2025 summary for ONSdigital/dp-compose focusing on delivering a cohesive, testable legacy core web stack with Redis integration, modular deployment variants, and automation improvements. The month emphasized reliability, clear deployment options, and maintainable infrastructure as code to support publishing workflows and redirects.
Concise monthly summary for Oct 2024 highlighting the Colima-based macOS development environment onboarding and troubleshooting documentation delivered for ONSdigital/dp-compose. This work reduces local setup friction, accelerates contributor onboarding, and documents practical Colima guidance for V2 stacks.
Concise monthly summary for Oct 2024 highlighting the Colima-based macOS development environment onboarding and troubleshooting documentation delivered for ONSdigital/dp-compose. This work reduces local setup friction, accelerates contributor onboarding, and documents practical Colima guidance for V2 stacks.

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