Jul 2025 – Present · 10 mos

• 1. Designed and developed a marketplace ecosystem for sellers to sell teams on the Dream11 platform. Led the team of 3 engineers and developed the whole system from scratch. This system contains seller, user, catalog, product, and order micro- services, which were independently scalable. The tech stack used includes DynamoDB, MySQL, Kafka, and Apache Spark.
• 2. The next phase (ongoing) of above project was to platformize the above microservices services that support multi tenancy. The objective was to provide this platform to Dream11 child apps so that they can move fast and add features on top of it.

Jul 2022 – Jul 2025 · 3 yrs

• 1. Designed a highly scalable event-driven fanout system with distributed reads and writes. This system
• Designed and developed a scalable event-driven fanout system with distributed reads and writes. The service was scalable,
• resilient, and maintainable, which can serve up to 30M concurrency. This new service is cost-efficient and has saved costs by 50%.
• 2. Developed a notification service that sends lineup notifications to the users when players are announced. This is a pub-sub problem where we have to send the notifications to 2 million users who subscribed to the tour or saved the teams for the round. This service is also responsible for serving high read-throughput with a read-to-write ratio of 100:1.
• 3. Designed and developed a service that serves a leaderboard for 100K chat groups with around 20K members each group using MySQL, Apache Kafka, and Apache Spark

Jul 2020 – Jul 2022 · 2 yrs

• 1. Designed and developed a service that serves a leaderboard for chat groups with around 2K members each group using Aerospike and Apache Spark.
• 2. Developed event-driven, automated system message service for groups; this service serves around 100K groups and is used to send automated contest invites.