Mar 2023 – Feb 2024 · 11 mos · Remote

• 🔐 Rule-Based Authorization
• Designed and implemented a rule-based authorization system for granular access control.
• Enabled custom permissions for specific resources, improving system flexibility.
• 🔑 JWT-based Authentication
• Transitioned from session-based to JWT-based authentication.
• Achieved better scalability and eliminated reliance on Redis, increasing system robustness.
• 🚀 Caching Layer Development
• Engineered a fault-tolerant caching layer using Aerospike for heavily requested resources.
• Reduced p99 latency by 78% and cut down PostgreSQL costs by 50%.
• 📊 Table Denormalization & Partitioning
• Orchestrated the strategic planning and execution of denormalizing notification tables, optimizing one of the largest tables in the system for remarkable improvements in query performance.
• Implemented table partitioning for the feeds table, achieving not only accelerated data retrieval but also streamlining data cleanup processes.
• Successfully orchestrated the seamless migration process for both denormalized notification tables and partitioned feeds tables, ensuring a smooth transition for these significant components of the system.
• 📈 Analytics API Migration to Golang
• Migrated analytics APIs to Golang, achieving a 10x latency boost and reduced server costs.
• Constituted around 55% of the API volume.
• 🛒 OPS Team Workflow System
• Designed back-end and dashboards to streamline operations team workflows.
• Facilitated easy reconciliation and order management as volume increased.
• 📣 Campaign Management System
• Built an extensible system to run various types of campaigns across multiple channels.
• Allowed easy template creation, frequency setting, and target cohort selection.

May 2022 – Mar 2023 · 10 mos

• Optimized critical APIs by over 80%, improving user experience and reducing database load by 60%
• Designed and developed goal-based investment and introduced spenny coins
• Developed automatic payment retry functionality, resulting in a 25% reduction in failed orders
• Scaled the system to handle over 1500 users per second, up from 15 users per second
• Optimized critical services such as payment collection and order placement, reducing order placement time from over an hour to less than 5 minutes
• Integrated Razorpay autopay and one-time payment with our existing product
• Designed and developed a referral and promotional system as a microservice

Jun 2021 – May 2022 · 11 mos

Dec 2020 – Feb 2021 · 2 mos · Bangalore Urban, Karnataka, India

• Worked on a platform that enables users to make conversational bots
• Allows them to hook-up custom APIs and responses and allows them to create their desired bots
• Ability to test bots and publish selected use cases to the live bot and restoring to a previous version if required
• Migrated existing bots to work with the new platform
• Tech Stack: Nodejs, Dialogflow, MongoDB

Jul 2020 – Nov 2020 · 4 mos · Bhubaneswar, Orissa, India

• IIIT Suite is user friendly with a stylish and clean design. This app is perfect for all IIITian with the necessary information at their fingertips. It makes your college experience simpler!
• Key features include:
• One-time login
• Noticeboard
• Intranet Resources
• Bookmarking important notices
• Detailed grade analysis
• Attendance
• Student search
• Faculty search
• Book search
• Offline mode
• Tech Stack: Flutter, Nodejs, Firebase, FCM, SembastDB, MongoDB, AWS EC2, Apache2, pm2

Mar 2020 – Apr 2020 · 1 mo · Bengaluru, Karnataka

• Made the app from scratch for a Bangalore based startup named HighGrains.
• It is a full-fledged e-commerce application.
• Features:
• Login with OTP
• Persistent storage
• Admin Panel
• Promo code functionality
• Delivery time and shipping prices based on location
• Invoice generation
• Online payment gateway (Razorpay)
• Tech Stack: Flutter, Firebase, Razorpay, SembastDB

Sep 2019 – Dec 2019 · 3 mos · Bhubaneshwar, Orissa

• Working on the official application of IIIT Bhubaneswar
• Developed the backend for the app which scrapes data from our university management system
• (Mandaar).
• Tech Stack: nodejs, express, MongoDB, rabbitMQ