Rajat Kumar Email & Phone Number

Noida, Uttar Pradesh, India

• Achieved a 75% cost reduction in onboarding new vendors (OTAs) by developing a common Integrator Framework, resulting in expanded inventory, improved customer options, and sustained GBV growth with each new vendor.
• Optimized pricing strategies for both B2C and B2B clients by developing a rate key distribution module that manages multiple rate keys from external vendors, tailored to specific user groups.
• Delivered reduced server costs by leading the migration of a service to… Show more
• Delivered reduced server costs by leading the migration of a service to streamline processes and enhance monitoring capabilities, resulting in better resource management.
• Reduced PostgreSQL CPU usage by 80% by designing and implementing a Change Discovery System that efficiently detects and selectively inserts data changes into the database.
• Elevated property reply rates from 21.1% to over 60% by building an extranet email reply service that improved OTA partner communication, resulting in reduced median chat response time from 37 to 12 hours.

Jakarta, Indonesia

• Designed and implemented APIs and messaging queues across 10+ microservices, optimizing system integration and communication.
• Accomplished enhanced monitoring and visibility of our backend system by integrating various metrics (Inbound API, Outbound API, Events, Kafka, DB), which led to improved system observability.
• Increased test coverage from 80% to 94% by adopting a Test-Driven Development approach and implementing unit tests, leading to the identification and resolution of a… Show more
• Increased test coverage from 80% to 94% by adopting a Test-Driven Development approach and implementing unit tests, leading to the identification and resolution of a critical bug. Show less

Bachelor Of Engineering - Be, Computer Science, 9.81/10

Education record