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Harikrishna Mekala

Hiya, Ther! 👋

I am Harikrishna Mekala, Some things about me,

I write code that helps me write less code... Developer with the ability to stare into a screen for longer periods of time without fatigue, also I am the person who invented a two-hour lunch break.

Jack of all trades, master of none, Most of the time I try to fix the cause, not the symptom.

Made Java for a couple of years with proficiency in PHP from college, trying to become a gopher.

Feel free to reach me out at me@hkmekala.me.

  • Full Time | Jun 2023 - Present

    PayPal India Pvt Ltd

    Software Engineer 2

    • Leading the reengineering of (PayPal Payments) Settlement Infrastructure from on-premises to AWS Cloud, leveraging DynamoDB and EKS for enhanced scalability and performance.
    • Spearheaded the migration of a legacy C++ codebase to a modern Java SpringBoot framework.
    • Scrum Master, leading the team through agile practices and ensuring successful project delivery.
  • Full Time | Apr 2022 - May 2023

    smallcase - (Tickertape, Anchorage Technologies Pvt Ltd)

    Software Development Engineer 1

    • Developed the services to Rank Equity Mutual Funds based on the total market capitalization of a company held by the fund, and the percentage of funds allocated for the said company in their portfolio.
    • Added 24 new Indices into Tickertape's existing universe to help users track diverse sectors in the market.
    • Implemented the algorithm to calculate the PE (Profits to Earnings) and Volatility of the user's portfolio global and sector-based segregation view
    • Built highly available Tickertape's stock Scorecard API and Algorithm to calculate the diverse scores of individual stocks, Currently, scorecard serves 4.5 million users.
    • Added support for regular Mutual Funds for TickerTape, which led to an increase in the mutual fund universe by 50%.
    • Written internal services (GRPCs) to scale to millions of requests with efficient cache management using LRU.
    • Took the initiative of moving out from Tickertape's old API to a new pod-level segregation edge service by using the NestJS framework.
    • Ensured the code quality by performing timely code reviews of peers.
  • Contract | Nov 2019 - Mar 2022

    Aardwolf Security Pvt Ltd

    Software Engineer

    • Worked on Product - BlogsBunny (discontinued)
    • Built a highly available, fault-tolerant content ranking system and provided a REST interface to the algorithms.
    • Developed the Parsing Engine to scrape the RSS feeds of blogs and rank the content in the articles.
    • Completed the Setup of the entire CI/CD flow with SonarQube from Integration to the deployment of all the builds with automated code reviews.
    • Developed the affiliate system to reward the users for referrals to Blogsbunny using Paypal Payout Integration.
    • Came up with an automated firewall-based throttling in a case of a DDOS attack on the API by analyzing short-range traffic bursts in the API code.
    • Implemented the Queuing mechanism of Blogsbunny content analysis to process large sets of news using the manager-worker model.
    • Implemented the delivery of the images through Edge Nodes using KeyCDN and Digital Ocean Spaces as the storage repository.
    • Extensive working experience using Scrum Agile Methodologies and Agile Development.
  • Full Time | Jul 2019 - Nov 2019

    Kloudgin SAAS India Pvt Ltd

    Software Engineer

    • Designed and implemented a modular, extendable, and easily maintainable Netsuite integration package to Kloudgin FSM tailored to the customer's needs.
    • Built customization to the Kloudgin UI to enable integration between platforms.
    • Developed a distributed system for migration of large-scale datasets using a Multi-Threaded Data Migration Library to import customer's data from various platforms to Kloudgin ERP.
  • Full Time | Nov 2019 - Mar 2022

    Infovity India Pvt Ltd

    Technical Consultant

    • Added the support for video streaming for the crew training module for learning in Kloudgin.
    • Developed a wrapper to the Java iText Library to help facilitate the easy generation of the custom invoices in Kloudgin tailored to the developer's needs.
    • Developed an automated Jar deployment plugin to enable the faster deployments of the business logic in the application.
    • Worked on changing the business logic in Kloudgin backend based on the Tech Specification received from the customers.
    • Designed and Developed an internal application with microservices using docker for tracking employee billables and biometric data in Infovity.

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