Ciaran delivered a configurable JSON schema strictness feature for the block/elasticgraph repository, enhancing the core indexing pipeline’s resilience and data quality. By introducing two new settings that control how omitted and extra fields are handled during event indexing, Ciaran enabled teams to fine-tune schema validation to suit evolving data requirements. The implementation, written in Ruby and leveraging skills in API development, schema design, and testing, preserved backward compatibility while allowing greater flexibility in indexing workflows. This work addressed the challenge of balancing schema compliance with data completeness, providing a robust solution for managing changes in event schemas without risking data loss.