Sridhar Krishnan

Experience

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  Elverstech

  Nov 2015 - Jan 2016

  Software Engineer Intern

  Worked on backend development - written API's to create and manage transactions- Integrated payment flow with InstaMojo payment APIs.- Developed web-hook APIs that will be used by Instamojo to post-transaction data.

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  Razorpay

  Nov 2016 - Jan 2019

  - Working as a full-stack developer in the software team responsible for the design and development of server, android and web applications for Ezetap devices – which are end-to-end designed and manufactured in house. - Developed a spring boot application to fetch transaction details through a Rest API.The data for this application is pipelined from the production database to a crate database.- Contributed to the design and development of CNP payment system and integration of Cybersource payment gateway.- Designed and developed android service applications for Aadhaar Enabled Payment Solution.Implemented a transport layer which enables the mobile to read fingerprint data from a biometric sensor through various communication channels [Bluetooth(SPP and GATT profiles), USB and UART].Individual contributor for Ezetap SubAua system.- Developed an android application for authentication and KYC for a user.- Developed a spring based web application which will interact with the UIDAI server for KYC.- Implemented Contactless(NFC) card transaction payment mode in Ezetap SDK that works with a pos device.- Added support for Bluetooth GATT profile in ezetap android service application to communicate with the mpos devices. Show less

  • Software Engineer

    Jun 2017 - Jan 2019

  • Software Engineer Intern

    Nov 2016 - May 2017
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  Tiny Mart

  Feb 2019 - Feb 2020

  Senior Software Developer

  Working as a full-stack developer responsible for TinyMart Kiosk App, Payment Server, and close looped wallet.TinyMart Android App- Worked on the android kiosk application for tinymart vending machine.- Integrated Juspay payments SDK- Created an Event management structure similar to GA for internal loggingTinyMart Server- Implemented Juspay payment mode S2S integration- Worked on Rest API's - spring framework for tinymart product.TinyMart closed-loop Wallet- Worked on a Closed-loop wallet which can do debit, credit and status check for all enterprisecustomers using the Kiosk.Monitoring and Analytics● Setup ELK stack for analyzing the customer usage patterns, transaction monitoring Show less

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  Uvik Technologies

  Feb 2020 - now

  • Engineering Manager

    Apr 2023 - now

  • Technical Lead

    Mar 2021 - Mar 2023

  • Lead Software Engineer

    Feb 2020 - Mar 2021