Shiv Kumar

Experience

• 

  Aparoksha, IIIT Allahabad

  Mar 2018 - Mar 2018

  Campus Ambassador
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  Narosys

  Dec 2018 - Feb 2019

  Intern

  Work from home internship in android development

• 

  Ani International

  May 2019 - Jun 2019

  Intern

  2 Months in office internship in Android Development.

• 

  Accenture

  Jan 2021 - Aug 2021

  Full Stack Engineer
• 

  Ivykids (formerly Yellow Class)

  Aug 2021 - Oct 2022

  - Maintained application scaling to 150k daily users by optimizing code using Redis, RabbitMQ to handle colossal traffic of about 2000+RPM on GraphQL + REST servers.- Created in-house image CDN like imgix to resize, format, compress & combine images on the fly resulting in a huge cost reduction of around $2500 per month.- Led production code releases and code reviews for quality & optimisation. - Implemented monetisation workflow by integrating multiple payment gateways like Razorpay & Juspay.- Improved YC feed (APIs, DB queries and app) which resulted in a 300% increase in daily posts.- Worked across core modules of Yellow Class end-to-end (BE + Web + App) like integrating truecaller API, YC yearbook, etc.- Worked on the app and web analytics infrastructure, resulting in better features analytics.

  • SDE - 3

    Jul 2022 - Oct 2022

  • SDE - 2

    Aug 2021 - Jun 2022
• 

  Battery Smart

  Oct 2022 - Dec 2023

  - Engineered the Notification Service for versatile user notifications (InApp, SMS, Email, Push) with recursive scheduling support.- Pioneered a Java-based microservice for seamless invoice PDF generation and billing.- Led a team of four developers, orchestrating code reviews and ensuring flawless production releases.- Integrated Scalable Kafka, refining caching strategies across diverse use cases.- Led the transition to a scalable Dockerized Kubernetes environment on EKS, improving system scalability.- Enhanced user security with multiple session management and role-based access control. Show less

  • Platform Engineer

    Oct 2023 - Dec 2023

  • SDE - 3

    Apr 2023 - Sept 2023

  • SDE - 2

    Oct 2022 - Mar 2023
• 

  Xeno

  Jun 2024 - now

  Senior Software Engineer