In a recent project, I integrated a legacy CRM system with a new ERP platform. The main challenge was the lack of standardized APIs in the CRM, which required custom middleware development to translate data formats. I also had to ensure data consistency and real-time updates across both systems. To overcome these challenges, I implemented a robust error-handling mechanism and scheduled data reconciliation processes. This project significantly improved our operational efficiency and data accuracy.

I follow a structured approach to testing and debugging. First, I create unit tests for individual components to ensure they function correctly in isolation. Then, I perform integration testing to verify that all components work together seamlessly. For debugging, I use logging extensively to trace errors and understand their root causes. I also conduct regression testing to ensure that new changes do not break existing functionalities. This systematic approach helps in delivering robust and error-free integration solutions.

Ensuring data security is paramount in integration projects. I implement encryption for data in transit using protocols like TLS/SSL. For data at rest, I use strong encryption algorithms. I also enforce strict access controls and role-based permissions to limit who can access sensitive data. Regular security audits and vulnerability assessments are part of my routine to identify and mitigate potential risks. Additionally, I ensure compliance with relevant data protection regulations to safeguard sensitive information.

I use version control systems like Git to manage code changes and track revisions. This allows for easy collaboration among team members and ensures that all changes are documented and can be rolled back if necessary. I also employ branching strategies to isolate development work from the main codebase, which helps in maintaining stability. Regular code reviews and continuous integration practices further enhance collaboration and code quality. This approach ensures that the integration codebase remains organized and manageable.

I prioritize tasks based on their impact on the project's critical path and business needs. I use tools like Kanban boards to visualize and manage tasks, ensuring that high-priority items are addressed first. I also consider dependencies and potential risks when prioritizing. Regular communication with stakeholders helps in aligning priorities with business goals. Additionally, I break down large tasks into smaller, manageable chunks to maintain progress and avoid bottlenecks. This approach ensures that I can deliver high-quality integrations efficiently.