Sumit Kumar Email & Phone Number

Mumbai, Maharashtra, IN

• Client: Nielsen, Project: Arthur Chatbot PlatformArthur Chatbot is an AI platform that aims at automating Nielsen production support needs (L1 and L2) via a smart chatbot.My role was to develop the chatbot platform.
• Utilized Google Dialogflow service for maintaining the chatbot user agents, intents, entities, contexts and webhooks.
• Developed end user/helpdesk chat client for interacting with a chatbot using Angular and Websockets.
• Developed python services to create Dialogflow entire user agent (chatbot knowledge base) by consuming a simple excel file.
• Leveraged Nginx for load balancing the end user queries.
• Developed python services to redirect user query to the helpdesk in a situation where the query is not part of bot knowledge base.

Mumbai, Maharashtra, IN

• Client: Nielsen, Project: CPS (Consumer Panel Services)CPS is a project of Nielsen Consumer Engineering which provides a platform for data collection of consumers.My role here was to build a robust backend that could.
• Developed highly scalable micro service-based backend in Node.js and RESTful web services using Express web framework.
• Delivered completely responsive and interactive CPS portal using Angular Material design components.
• Designed the PostgreSQL database schema, DB replication, normalization, query optimizations and stored procedures.
• Containerized the solution by leveraging Docker and created CICD pipeline in Jenkins.
• Configured Twistlock to identify vulnerabilities in the application docker base images.

Mumbai, Maharashtra, IN

• Client: Nielsen, Project: ShopperWalkShopperWalk is a Nielsen product that drives digital transformation in analyzing shopper behavior inside a retail store.My role was to develop the backend that could receive.
• Developed backend system which comprised of node.js and Java-based microservices.
• Development of REST & SOAP-based web APIs in Java Spring and node express framework.
• Developed interactive UI with visualizations like heatmaps using PaperJS, jQuery with HTML5 Canvas, CSS3 and web sockets.
• Designed the MySQL database schema and was involved in MySQL optimization.
• Performed Docker-based containerization along with Jenkins pipeline for CICD.

Mumbai, Maharashtra, IN

• Client: Nielsen, Project: GTAMGTAM is a strategic program of Nielsen which aims at delivering Global Television Audience Measurement ratings by capturing the details of the TV content watched by the Nielsen Panel via.
• Developed highly optimized and responsive SPI using ExtJS to reflect the real-time state of GTAM Meter using web sockets.
• Worked on socket programming in Python and PHP to connect with device firmware services.
• Development of RESTful APIs in Python Tornado and PHP CodeIgniter framework.
• Containerized the application dependencies using Docker.
• Leveraged SQLite to address the database needs on the GTAM meter embedded device.Environment:Python, PHP, Code Igniter, ExtJS, JS, HTML, CSS3, Web-sockets & SSE, SQLite.

Mumbai, Maharashtra, IN

• Client: HP (Hewlett Packard), Project: SMSSMS is an HP web-based platform that aims to deliver HP wide range of printing and marketing solutions to its clients for their campaigns.My role was to develop a highly.
• Developed microservices in Java, Python and Node.js and RESTful APIs in Java Spring, tornado and express framework.
• Delivered frontend portal in Drupal with custom modules development, customization of existing modules and themes.
• Database migration from MySQL to PostgreSQL.
• Overall performance tuning of the entire platform (both server side as well as frontend components).
• Configured and Integrated Apache Solr for improving the search capabilities of the system.Environment:Java Spring, Python, Node.js, Drupal, PHP, PostgreSQL, Jquery, NodeJS, Apache Solr

Paris, France, FR

• Worked as Technical Lead for Capgemini Group Delivery account on the following Internal projects:1) km20.capgemini.com - project that serves as a global knowledge sharing and community platform across all Capgemini.
• Developed the backend components in Java, Python and Node.js.
• Delivered the knowledge sharing platforms frontend using Ext.js, Drupal and PHP.
• Designed the MySQL schema, DB replication, normalization, query optimization & stored procedures.
• Delivered enhanced performance by optimizing various layers at client side, server-side and database.
• Integrated Google Search Appliance for delivering enterprise search capabilities on the web portals.Environment:Java, Python, Ext.js, Node.js, Drupal 7, PHP, MySQL, JQuery, JavaScript, GSA.

Noida, Uttar Pradesh, IN

• Indian Express Online Media Pvt. is a venture of The Indian Express group which aims at delivering digital services in the media domain for online news readers.My Role in this company was to develop a generic news.
• Delivered highly optimized news portals developed in Wordpress and PHP.
• Developed highly optimized CMS backend components like Java and Python.
• Integrated Apache Solr for improving the search capabilities on the portals.
• Configured SonarQube for code coverage & static code analysis.
• Implemented Hudson CI PipelineEnvironment:Java, Python, Wordpress, PHP, PostgreSQL, Hudson, SonarQube, JavaScript, JQuery, Apache.

Noida, Uttar Pradesh, IN

• Extramarks.com is an E-learning portal that aims to bring students, teachers and parents on a singleplatform which allows students to access learning solutions mapped to their curriculum at home.My role was to develop.
• Delivered Extramarks.com portal by developing frontend in PHP, Jquery and Bootstrap.
• Developed Java-based backend in Struts framework, JSP, Beans and Servlets components.
• Optimization of Extramarks.com which included optimization of PHP, MySQL & Apache.
• Learned and implemented SEO best practices to increase organic traffic on the portal.Environment:Java (Struts, JSP, Beans, Servlets), PHP, MySQL, Apache, JavaScript, JQuery, BootStrap, CSS, HTML

Bachelor Of Technology (B.Tech.), Computer Science

Aissce, Computer Science