Worked on the IBM/sarama repository to deliver a configurable record batch size feature, replacing a previously hardcoded limit with a user-adjustable constant. This change allowed for workload-aware tuning, improving the decoder’s robustness in high-throughput scenarios. The implementation involved backend development in Go, focusing on enhancing stability by enabling users to tailor batch size limits according to their needs. Comprehensive tests were added to validate the decoder’s behavior with large record counts, reducing the risk of regressions and memory pressure. The work emphasized maintainability and flexibility, ensuring the system could adapt to varying operational requirements without sacrificing performance.