May 2021 – Aug 2023 · 2 yrs 3 mos

Jan 2019 – May 2021 · 2 yrs 4 mos

• Leading overall tech and product strategy to revamp TxBridge, the enterprise messaging platform, to support complex business and financial event processing pipelines. Relaunching it as Bifrost EPaaS (Event Pipeline as a Service).
• The EPaaS platform supports event fork/join, batching and custom compute steps.
• 100x traffic growth supported with reduced operational cost by 90%
• Reduction in infrastructure cost by 95%.
• Tech stack (AWS): ECS, API Gateway, SNS/SQS, Lambda, Kinesis/Firehose, S3, Glue/Athena, Route53, Java, Spring

Apr 2017 – Dec 2018 · 1 yr 8 mos

• Led Parter loyalty redemption and invoicing platform:
• Re-architect from custom per partner integration platform to a extensible system leveraging partner adaptors.
• Integrate AWS native architecture to simplify Dev and Ops
• Led Coupons/Discounting platform:
• Simplify platform architecture by consolidating duplicated services. Reducing ops and incidents by 90%.
• Designed an extensible rule based engine to define Campaigns.
• Seamless migration from datacenter to cloud
• Led TxBridge, Enterprise Messaging Platform:
• Scale to support 40x traffic growth
• Extend to support closed-loop/reconciliation use cases by adding bi-directional messaging support
• Tech stack: AWS EC2/ECS, S3, Lambda, DynamoDb, Cloudwatch, RDS (MS-SQL), Java, Spring, Kafka, Storm, Cassandra, Elasticsearch

Mar 2016 – Apr 2017 · 1 yr 1 mo · Gurgaon, India

• Led Tech strategy for MakeMyTrip's mobile platform
• Re-design application performance monitoring
• Performance optimizations by analyzing application latency behaviour
• Custom websocket based push-notification (full-stack). 100% gain on delivery success rate
• A/B testing service (full-stack) with realtime support to tweak experiments
• Led Tech strategy for Common Platform services
• Adding cross-platform (mobile & web) referral program
• Enhanced Discounting to support realtime personalized offers per user segment
• Tech stack: Android, Java, Erlang, Storm/Kafka, MySQL, Redis, Couchbase, MongoDB etc.

Sep 2015 – Mar 2016 · 6 mos · Gurgaon, India

• A simple yet powerful mobile finance manager. moFi analyzes your bank/card transactional messages and providing a consolidated insight/statement of user’s spends. FinWiz analytics studied spend behavior and provided recommendations on how to optimize saving and spends. Also delivered consumer spend insights across various demographics.
• Led product & strategy, design and implementation across Android, backend & analytics platform.
• Tech stack: Android, ORMLite, Java, Spring, MongoDB, Elasticsearch, Kibana, Dagger, Parse.com, AWS (EC2, S3, Cloudfront)

Sep 2014 – Sep 2015 · 1 yr · Gurgaon, India

• Driving design, architecture and implementation of multiple projects involving Cloud (AWS, Azure), Big Data Technologies (Hadoop, Hive, Cassandra, Spark, Kafka) and Analytics (Elasticsearch, Kibana)
• Involved hands-on in development of:
• Real Estate Portal (Spring, Java, Cassandra, Elasticsearch, Swagger, AngularJS) on AWS
• Social Network platform (Spring, Java, Cassandra, CloudSearch) on AWS
• Data Lake (Hadoop/Hive, Shell Scripting, Python) on Azure

Dec 2013 – Nov 2014 · 11 mos · Bengaluru Area, India

• Heading MustSeeIndia development team. Responsible for mustseeindia.com portal handling millions of requests per day.
• Took several new intiatives for improving product portfolio. Like developing two mobile Apps within a limited timespan and budget:
• 1. Travel Buddy: https://play.google.com/store/apps/details?id=com.mustseeindiaapp
• 2. Weekend Getaways: https://play.google.com/store/apps/details?id=com.mustseeindia.getaways
• Involved hands-on in development of:
• Portal (Ruby on Rails, MySQL)
• Mobile Apps (Android)
• Hotel Price Management Engine (Django-Python, Cassandra)
• Production Health Monitoring System (ELK - Elasticsearch, Logstash & Kibana)
• Link health monitoring via in-house WebCrawler (Scrapy-Python, Redis)

Aug 2013 – Dec 2013 · 4 mos · Bengaluru Area, India

• Senior Engineer in the team responsible for automated health & quality monitoring of third party sponsored links displayed on Amazon's website. This was done by automated crawling of third party websites via a Web Crawler. Involved hands on in the development of the Product Ads, Policing system.

Mar 2012 – Jul 2013 · 1 yr 4 mos · Gurgaon, India

• Tech Lead, Sparkle, India development team. Sparkle is a platform which provides remote access and monitoring of smart phones via APIs which can be used for Parental Control (monitoring App activity, Call activity, SMS/MMS activity, Location tracking & Locking the device)
• Involved hands-on in development of:
• Backend Sparkle (Spring, Hibernate, MySQL)
• Design and development of Notification Management service (Supervisord, Python, Redis)
• MockRedis opensource project (Python, Lua): https://github.com/locationlabs/mockredis
• Reporting system (Spring, Hibernate, MySQL, MySQL-Replication Setup)

May 2011 – Mar 2012 · 10 mos · Gurgaon, India

• Worked on a Warehouse Management System for managing inventory, storing & retrieval for delivery.

Mar 2009 – Apr 2011 · 2 yrs 1 mo · Gurgaon, India

• Involved in design, architecture and implementation of:
• Backend of Customer Assistance App for railway staff (Java, Spring, Hibernate, SQL Server)
• A Multi-Platform CMS (Flex-Actionscript, C#, Php, iPhone, Blackberry, Android, SQL Server)

Feb 2007 – Dec 2008 · 1 yr 10 mos · Noida Area, India

• Involved in design, architecture and implementation of:
• Techbargains.com: Deals listing portal (JSF, JBoss-Seam, Java, MySQL)
• education-advancement.com: Education Platform for Online UG/PG courses (Java, Spring, Oracle)
• Admin for Education Platform (Flex-Actionscript, Spring, Oracle)

Aug 2006 – Feb 2007 · 6 mos · Gurgaon, India