Abhinav Kumar

About Abhinav Kumar

Software Engineer with 8+ years architecting high-throughput distributed systems processing 50K+ TPS at scale. Deep expertise in cloud-native platforms (AWS/OCI), pricing systems and identity and access management. Proven track record delivering high impact revenue-driving initiatives while mentoring team members and improving system reliability. Currently working on integrating GenAI agentic tools to increase developer productivity.

Experience

1. Software Development Engineer Iii

   Expedia Group

   Jun 2022 — Present · Seattle, WA, US

   Designed, developed and troubleshooted software applications as a backend developer on the Expedia Lodging Services Pricing team to manage distributed rating, pricing, and availability for over 5 million hotels, achieving a throughput of 1 million transactions per second, and ensuring 99.9% system uptime while collaborating with a cross functional, multi continental team- Built the foundational integration for the VRBO Expedia Unification initiative, enabling unified rate type pricing and seamless handling of taxes, commissions, and supplier fees across ecosystems leading to new discount and promotional pricing capabilities that generated over 3.65M dollars NBV in incremental revenue for Expedia powered hotel bookings- Spearheaded the design, implementation, and testing of cross‑architecture initiatives including data migration, Kafka based event integration, and resolution of Java, Scala modeling disparities, resulting in a 20% improvement in data processing efficiency- Provided mentorship and technical leadership to junior team members, leading to a 15% reduction in code defects, an increase in system reliability, and a boost in team productivity- Earned Service Champion status, a recognition for developers entrusted with reviewing and approving all production changes, ensuring high standards of service reliability and operational excellence, reducing production incidents by 30%- Developed the initial framework for the Unified Pricing Gateway, the centralized entry point for pricing and availability across hotels, flights, cars, and cruises, enabling Expedia’s common pricing architecture and contributing to a projected 10% reduction in operational costs, using Kotlin, Scala, AWS, Git, Splunk- Successfully integrated GenAI tools including Claude and MCP into a high impact production project, accelerating delivery and establishing a team‑wide culture of agentic, autonomous development.

Education

• Sharda University

  Bachelor of Technology (B.Tech.), Computer Science and Engieering

  2011 — 2015

• University at Buffalo

  Master of Science - MS, Computer Science

  2017 — 2019