- Understanding of the principles of ​ad serving​, DSPs/DMPs/SSPs, media buying, CPM, CPC, and key campaign analytics concepts like reach, engagement, CTR, VCR.- Involved in the ​analysis​, ​design​, ​development​, ​testing​, ​reviewing of the web application built for advertiser to create campaigns, used ​django​, ​PostgreSQL​.- Writing ​data-processor and ​ETLs to store and maintain the data of events generated from the publisher site, used ​Python​, ​druid​ and kafka​ stream processor.- Build an ​SSO server for independent systems to sign-in through a single user id. And have an in-depth knowledge for ​oAuth2.0- Worked on integrating leading ​payment platforms​ like paypal, stripe and square.- Worked on a reporting module for campaign analytics data used in advertiser'sdashboard.

- Worked on building efficient ​RESTful APIs, configuring a web server, data modeling, database management, handling client-server communication​.- Worked on building ​Customer Relationship Module​ for the project.- Optimized the application by building an efficient querying model.- Worked on integrating data with lead generating sites like Hubspot andLeadSquared.- Involved in developing ​requirements specifications​, ​user documentation​, and architectural systems research​.