Markou Petr focused on enhancing cross-chain readiness in the onflow/flow repository by improving EVM integration and aligning API specifications. He updated sprint planning to prioritize EVM-related tasks, replaced Geth forks to streamline the integration process, and introduced reconnect logic to bolster the resilience of the EVM bridge. His work included synchronizing JSON-RPC API specifications across flow-evm-gateway and flow-go, ensuring consistent interoperability with minimal disruption to existing services. Utilizing Markdown for documentation and applying project management skills, Markou delivered targeted improvements that laid a solid foundation for stable cross-chain functionality, demonstrating depth in both planning and technical execution.