I applied through a staffing agency. The process took 3 weeks. I interviewed at Persistent Systems (Pune) in Dec 2024
Interview
Initial technical screening to evaluate expertise in cloud platforms, architecture design, and scalability, followed by a detailed technical interview or practical case study to assess hands-on experience and problem-solving abilities. Final rounds focused on leadership, communication skills, and alignment with the company’s strategic goals.
Interview questions [1]
Question 1
Your organization is planning to migrate its on-premises data center to the cloud to improve scalability, reduce costs, and enhance disaster recovery. The application suite includes a legacy ERP system, customer-facing web applications with high traffic, and a data analytics pipeline processing 1TB of data daily.
1. Design a high-level cloud architecture for the migration.
• Which cloud provider(s) would you recommend and why?
• How would you handle the migration of the legacy ERP system?
• What approach would you use for scaling the web applications?
• How would you ensure the analytics pipeline performs efficiently?
2. Outline the security measures you’d implement to ensure data protection and compliance.
3. Propose a cost-optimization strategy for cloud resource utilization post-migration.
4. Detail the steps you’d take to test and validate the migrated systems.