Hi, I'm Keerthana Varanasi.
Software Development Engineer.

Enterprise event-driven order orchestration and synchronization platform bridging sales operations in Salesforce CRM with operational fulfillment and provisioning in Microsoft Dynamics 365.

• Designed and developed scalable backend microservices using Node.js and TypeScript to consume real-time domain events via Apache Kafka and automate end-to-end order execution in Microsoft Dynamics 365.
• Implemented complex payload transformation and mapping pipelines to convert nested Salesforce domain models and commercial order structures into Dynamics OData REST API schemas.
• Engineered an asynchronous bi-directional sync loop to capture operational system identifiers and update upstream CRM records, ensuring cross-system referential integrity and preventing duplicate records.
• Collaborated closely with cross-functional engineering, CRM, and QA teams to troubleshoot production edge cases, and ensure seamless releases.

High-scale customer-facing self-service platform designed and maintained for residential telecom customers, powering real-time billing, account management, payment processing, and operational workflows.

• Designed and developed scalable backend APIs using Node.js and TypeScript supporting 350,000+ live residential users across billing, payments, and customer operations.
• Integrated Firebase Authentication with robust role-based access control (RBAC) to enforce secure authentication and authorization workflows.
• Leveraged Redis caching to optimize throughput and achieve sub-10ms response times for high-frequency customer queries.
• Published customer activity events to Apache Kafka, enabling downstream business analytics and automated behavior tracking.
• Collaborated closely with cross-functional engineering teams to troubleshoot complex production issues and ensure maximum system reliability.