Worked on the taskforcesh/bullmq repository to enhance the reliability of its messaging subsystem by addressing a critical bug during child process initialization. Focused on event-driven architecture using Node.js and JavaScript, the developer implemented a targeted fix that ensures non-BullMQ messages are ignored when child processes start. This approach improved startup stability and prevented misrouting in sandboxed environments, reducing the risk of edge-case failures. The solution contributed to higher system uptime and smoother task orchestration, while also decreasing debugging time and crash risk. Emphasis on testing and message integrity supported a more robust, secure multi-process environment for developers and operators.