February 2026 monthly summary for cowprotocol/services: Delivered a fix to ensure reliable zombie process reaping in Kubernetes deployments with shareProcessNamespace by updating the Dockerfile entrypoint to run tini with the -s subreaper flag. This eliminated zombie reaping warnings and orphaned processes in sidecar-enabled configurations, improving stability and resource reliability in production. The work is associated with commit 838fafee62ea30c48de6d8c5e27156c611f66289, which documents the problem and solution in detail. Technologies demonstrated include Dockerfile parity with tini, Linux subreaper PR_SET_CHILD_SUBREAPER, Kubernetes shareProcessNamespace, and robust multi-container (main + sidecar) orchestration.

November 2025 monthly work summary for cowprotocol/services, focused on the refunder service. Implemented configurable gas price parameters to improve reliability and adaptability to network conditions, refactored key components to support configurability, and updated tests and validation pipelines. Delivered business-value improvements by reducing the risk of refunds not being mined on time and enabling rapid adjustments to network conditions via CLI/env vars.

July 2025 (cowprotocol/services) monthly summary: Focused on reliability and data lifecycle improvements in order_events replication. Implemented a temporary replication workaround by setting replica_identity to FULL, enabling DELETE-based cleanup of old records. This addresses recurring replication errors until a proper primary key is introduced. Impact: reduced replication downtime, improved data consistency across replicas, and accelerated cleanup of obsolete data. Tech: PostgreSQL replica_identity, SQL-level fix, changelog entry tied to commit d1a5dee47a2abf2f15fbcf56ef21817be4319e44 (PR #3461).

December 2024 monthly summary for cowprotocol/uptime: Configuration hygiene improvement by removing obsolete BFF - Token Search configs and cleaning .upptimerc.yml, reducing maintenance overhead and confusion.