Worked on the OffchainLabs/nitro repository to deliver horizontal scaling for the Nitro validation node, focusing on improved execution management and throughput. Leveraged Go and Redis to integrate Redis Streams, enabling more efficient resource utilization and real-time data processing. Added support for BOLD execution spawners and introduced Redis-based metrics and automated testing, which enhanced both validation quality and operational observability. The approach emphasized distributed system design and backend development, laying the foundation for future scale-out and optimizations. This work improved validation cycle speed and reliability, addressing scalability challenges and supporting more robust monitoring across the validation fleet without reported bugs.