Jul 2019 – Aug 2024 · 5 yrs 1 mo · Gurugram, Haryana, India

• Led the strategy and owned the end-to-end delivery of transformative data and analytics platforms, including Customer Data Platforms and Supply Chain Data Lakes for leading retail and financial services clients.
• Architected and implemented scalable, cloud-native solutions across AWS, GCP, and Azure, enabling clients' digital transformation journeys and powering cognitive customer experiences.
• Championed the integration of Machine Learning and MLOps, laying the groundwork for advanced AI-driven product features and content personalization, drawing on expertise in Natural Language Processing (NLP) and Generative AI.
• Drove new business growth by leading RFP responses, from initial solution design and storyline to effort estimation and client presentations, exploring new revenue opportunities within client engagements.
• Built and scaled a high-performing, multi-disciplinary data engineering team, establishing agile processes to ensure the on-time delivery of complex, distributed systems.

Dec 2017 – Jun 2019 · 1 yr 6 mos

• Spearheaded major analytics projects within the big data ecosystem, driving value for the organization.
• Led a team of 5 innovators to implement a cutting-edge Natural Language Processing (NLP) solution.
• Contributed to the development of a patented Machine Learning Text Analytics solution, enhancing data-driven decision-making.

Feb 2017 – Nov 2017 · 9 mos · Bengaluru Area, India

• Established and led the India engineering center for Unravel Data, owning all outcomes, performance, and recruitment.
• Led the technical integration of Tez, Spark Streaming, and Kafka into the Unravel platform and expanded product availability to Azure HDInsight clusters.
• Worked on Stabilizing Stack under Load.

Jul 2015 – Nov 2017 · 2 yrs 4 mos

• Led the engineering team at CueFin Solutions, focusing on delivering innovative microservices and analytics-based solutions.
• Developed an AWS cloud-based storage and analytical system utilizing advanced algorithms like t-SNE and SPADE.
• Spearheaded the establishment of the India Center for Unravel Data to enhance data-driven decision-making.
• Leveraged a diverse technology stack including Node.js, MongoDB, RoR, Java, Spark, Hadoop, Kafka, MySQL, and AWS services.

Apr 2014 – Jul 2015 · 1 yr 3 mos

• Aerospike is open source front-edge/hybrid database powering a new generation of interactive, real- time Web and mobile applications that operate at global scale.
• My prime responsibilities were cluster state management, aggregation framework and APIs for data-structures store (like map and list).

Sep 2011 – Mar 2014 · 2 yrs 6 mos · india

• Thomson Reuters is the leading source of intelligent information for the world’s businesses and professionals, providing customers with competitive advantage.
• Time Series Database (velocity) -
• I was involved in productisation of Horizontal Scaling Solution for time series database -
• 1. Re-designed and decoupled write and read path.
• 2. Utilised OpenSource NoSQL DB (Apache Cassandra/HBase) for storage layer.
• 3. Replaced internal data representation to open data formats to allow seamless integration of different applications.
• Analytics Solution -
• Developed Real Time Streaming Analytics solution on top of existing system on RFA (Reuters Foundation API) APIs.
• Financial Domain specific development -
• Data acquisition using (primarily RFA and UPA) for consuming TR live feed data.
• Recognition -
• Best Performer for consecutive years.

Jun 2010 – Sep 2011 · 1 yr 3 mos · Bengaluru Area, India

• 1. Developed Number Portability Application over ISUP signaling platform (Distributed 7 - D7)
• 2. Integrated SIP Stack into D7 (distributed 7) framework.
• 3. Was fully responsible for SRS,HLD, Low level designing and development of the call control part of Number Portability application and its interfaces with different other entities.
• 4. Integrated strongswan (IPsec) into slow path of PDSN.
• 5. Worked on development of slow path to fast path communication layer as part of PDSN scaling over 6WIND IP stack.

May 2009 – Jun 2010 · 1 yr 1 mo · Bengaluru Area, India

• Mavenir Systems (NYSE: MVNR) provides software-based networking solutions that enable mobile service providers to deliver next generation services over 4G LTE networks.
• I successfully delivered below two products:
• 1. Product - Social Networking Gateway: RESTful Aggregator for FB, MySpace, Twitter and Subscriber's Phone Book
• Prototyping for Geo Redundancy –
• a. This includes developing a prototype on SUN SIP Servlet framework SAILFIN, for subscribers’ handover to a new site in case of complete site failure.
• b. Reviewed functional requirement document.
• Product Development –
• Owner of the RESTful API of WebServer (aggregator module). This involve - High/Low Level Design, Implementation and unit testing.
• 2. Product - SIP Routing Engine: IMS/BGCF with SS7 interface towards HLR
• Successfully delivered SIP Call Control Module. Functional Requirement Primarily includes - Call's State Machine, Charging and EMS functionality.
• Tools used - C/C++, Java, StarUML, Netbeans, GlassFish Server and SailFin (Sip Servlet Solution over GlassFish), GDB, Valgrind.

Dec 2007 – May 2009 · 1 yr 5 mos

• 1. Standardization/Literature research – studied standards (3GPP, IETF, ITU-T) related to IMS development. Co-Authored few major documents namely - "Software requirement specification (SRS) of P-CSCF"​, "Call flow document for IMS"​, "System Architecture of P-CSCF – process view, redundancy issues, deployment scenario included"​, "Interface document (reference point in IMS terminology) for inter-working with different nodes – charging data function (Rf) and policy and charging rule function (Rx)".
• 2. Technical evaluation of different vendors’ SIP and Diameter Stacks.
• 3. Design Phase – included software design of P-CSCF using Star UML tool. High Level Design, Use Case diagram, Activity diagram, Finite State Machine, Detailed Level design.
• 4. Development Phase – Responsible for Coding of Call Control Module (CCM) of P-CSCF (handling of INVITE and other SIP Requests that create Dialog).Mostly in C++ on Solaris.
• 5. State Machine Implementation.
• 6. Multi-Threaded Design for Call Control.

Jul 2006 – Nov 2007 · 1 yr 4 mos

• 1. Low Level Design and coding for Provisioning Module.
• 2. Feature Testing – SSI and SI Testing.
• 3. Module level debugging Problem reporting and fixing of defects.
• 4. Enhanced the frame work of logging debugging information.