Mar 2021 – Jun 2025 · 4 yrs 3 mos · Gurugram, Haryana, India · On-site

• 1. Project: XLR Boosters & Blockers | Tech Stack: Kotlin, Java, ReactJS, GraphQL, DynamoDB, gRPC
• Overview: XLR is a tool used by partners to boost property visibility on Expedia in exchange for higher commissions.
• Requirement: Enable partners to boost or block visibility (i.e., adjust compensation) on specific weekdays.
• Role: Led backend development for both Boosters and Blockers, year-long initiatives.
• 2. Project: XLR Bidcap for Parent Chain (Marriott) | Tech Stack: Kotlin, Java, ReactJS, In-Memory Cache
• Overview: Limit Marriott’s commission spend to a defined % margin across all its properties.
• Role: Designed a full-stack solution by identifying and integrating an internal service to trace property chains; implemented real-time API cache.
• 3. Project: Cruise Direct Connects | Tech Stack: Java, REST, GraphQL, Docker, Spinnaker, Datadog, MongoDB
• Overview: Transitioned cruise booking from Sabre GDS to direct integrations with cruise lines.
• Role: Led design and implementation in a 1.5-year-long project, from requirement gathering to delivery.

May 2019 – Mar 2021 · 1 yr 10 mos · Gurgaon, Haryana

• 1. Project: Metrics Library for Grafana | Tech Stack: Java, Kotlin, Grafana, Time-Series DB
• Overview: Built a reusable library to enable applications to send custom metrics to Grafana for visualization.
• Contribution: Designed and developed a plug-and-play JAR for Java/Kotlin apps to send metrics via a time-series database.
• 2. Project: Range Offers Tool | Tech Stack: Java, MongoDB, Aerospike
• Overview: Internal tool to manage and control range-based promotional offers.
• Contribution: Developed the tool end-to-end with CSV upload support backed by MongoDB. Implemented a search interface for querying uploaded data. Integrated Aerospike caching to improve data fetch performance.
• 3. Project: SD Games | Tech Stack: Java, Rest, SQL, Aerospike
• Overview: Develop a backend for newly launched SD Games.
• Contribution: Developed backend apis to return daily questions/answers in SQL tables| Used Aerospike cache to pre-process
• 4. Project: Operational Excellence| Tech Stack: Java, Aerospike
• Overview: Reduce processing time of a service
• Contribution: Identified areas of improvement and performance boost by 20% in production

Nov 2018 – May 2019 · 6 mos · Gurgaon, India

• Project: Casino | Description: Features in casino Games | Contribution: Implementing Multi-threaded casino games in Java - 8.

Apr 2016 – Oct 2018 · 2 yrs 6 mos · Hyderabad Area, India

• 1. Project: Text Track Tool | Tech: Java, Spring, JSP, JSTL, JUnit, Mockito, Ant
• Overview: Built a tool for CSAs to subscribe/unsubscribe customers from Amazon SMS notifications.
• Contribution: Delivered 3500+ lines of JSP + Spring code to production in 4 weeks, reducing ~85 support tickets.
• 2. Project: Unlink Phone Number Feature | Tech: Java, Spring, JSP, JSTL, AUI
• Overview: Added capability for CSAs to remove phone numbers from customer accounts.
• Contribution: Proposed and implemented the feature, reducing 4–5% of related tickets.
• 3. Project: Notification Platform Migration (China) | Tech: Java 8, FreeMarker, JUnit, Mockito
• Overview: Migrated SMS and push notifications to a modern platform and launched Out-for-Delivery SMS in China.
• Contribution: Created predicates, weblabs, and launched new SMS notification reducing 22% contacts; deprecated old STPN service.
• 4. Project: Saved $2.1M via Self-Service Email Feature | Tech: FreeMarker
• Overview: Enabled customers to self-update delivery directions via email.
• Contribution: Replaced CS calls with a self-service button, saving ~$2.1M annually.
• 5. Project: Operational Excellence Script 1 | Tech: JavaScript
• Overview: Automated copying of key params between tools for email rendering.
• Contribution: Built a GreaseMonkey script reducing manual effort from 1–2 mins to 1 click.
• 6. Project: Operational Excellence Script 2 | Tech: JavaScript
• Overview: Simplified downstream service issue checks during ticket resolution.
• Contribution: Built a TamperMonkey script to automate dependency issue checks with one click.

Oct 2012 – Mar 2016 · 3 yrs 5 mos · Gurgaon

• 1. Project: Recorder | Tech: C, Linked List, Byte Arrays, File Pointers, IPC, Multithreading |Built a multithreaded tool acting as client and concurrent server. Parsed byte streams to generate organized recordings.
• 2. Project: Cisco GIMLI NCS4001 | Developed FPGA driver code and implemented synchronous/asynchronous messaging.