Oct 2022 – Jul 2024 · 1 yr 9 mos · Bengaluru, Karnataka, India · Hybrid

• As the Head of Backend Engineering at Pocket-FM, I led a team of 11 tech leads and over 56 developers, driving significant growth and efficiency for 150M+ users worldwide.
• 1. Product Growth and Revenue Scaling: Architected and executed 500+ A/B experiments, contributing to an 8x user growth and 47x revenue increase.
• 2. Internal Tools and Customer Success: Spearheaded the development of internal tools that streamlined customer success operations, boosting efficiency and response times by 5X.
• 3. Infrastructure Resiliency and Observability: Designed and deployed a resilient infrastructure capable of handling 10x traffic, establishing comprehensive observability from scratch, and implementing a data lake using Databricks to support AI initiatives.
• 4. Bug Identification and Cost Reduction: Identified and resolved critical bugs across payment systems, reducing AWS costs and improving system SLA from 98% to 99.9%.
• 4. Team and System Optimization: Organized and optimized teams for payments, ads, growth, retention, and security, developing a fraud prevention engine to enhance system security.
• Technology Used: Python Django Framework, Golang, ReactJS, MySQL, Cassandra, AWS, Elastic Search, MongoDB, Databricks, Kafka, Redis, Memcached

Apr 2021 – Aug 2022 · 1 yr 4 mos · Bangalore Urban, Karnataka, India

• Joined as the head of the research and development team and delivered multiple user-focused products. Played a critical role in breaking monolith to 40+ microservices.
• Hubilo Central Event Bus
• 1. Created event bus using Kafka(AWS MSK), and was responsible for breaking a single monolith into 30+ microservices
• 2. Lead development of central monitoring and tracking service using Nodejs, Kafka, Elastic Search, and Redis which provide dashboards for multiple levels
• Hubilo Chat
• 1. Built feature-rich chat microservice from scratch using Nodejs, Redis, SocketIo, Kafka
• 2. Built real-time full-duplex communication for all the event attendees
• 3. Leading team of 10-20 developers and building high-performance microservices, products, and features.
• Hubilo Broacasting Studio
• 1. Created Hubilo Broadcasting Studio which helps multiple hosts to control and edit various streams in realtime with 6 layers of control and provides real-time engagement for hosts and attendees
• 2. Lead development of central monitoring and tracking service using Nodejs, Kafka, Elastic Search, and Redis which provide dashboards for multiple levels
• Hubilo Notification Service and Email Builder
• 1. Built central notification engines responsible for pushing millions of emails, push notifications, and real-time socket notifications every day.
• 2. Build an end-to-end solution for sending millions of fully customizable emails with dynamic templates for all the events.

Nov 2019 – Sep 2020 · 10 mos · Bengaluru Area, India

• Joined as one of the founding engineers and scaled the product to 5M+ users and worked on implementing various growth hacks and experiments and played a critical role in the 0 to 1 journey.
• Supply Improvement
• 1. Scrapped internet to fulfill supply of jobs in the system
• 2. Worked closely with Ops teams to automate their day-to-day technical challenges
• Engagement and Bot Framework
• 1. Build engagement engine responsible for sending SMS, FCM, One to One Chat, In-app dialogues, and On-Screen Banners from scratch using node js, elastic search, Redis, MongoDB, Python, Postgres and made it a 12 Factor app
• 2. Built bot framework from scratch responsible for triggering and chat flow for 3 chatbots using python, Celery, and Postgres.
• 3. Built reactivation engine from scratch(SMS and PN-based user inactive user reactivation service)
• 4. Took Interviews for hiring new developers and was actively involved in hiring.
• Product features
• 1. Build multiple business features such as claps on posts, connections, and job applications.
• 2. Responsible for scaling all services from 30K users to 1M+ users.

Apr 2019 – Nov 2019 · 7 mos

• Joined as a very early member of the tech team and helped the system to scale to 5L+ rides a day from 1K rides a day. Helped in expanding 3 member backend team to 30+ members.
• Rapido Pricing engine
• 1. Leading pricing consisting of 6 members.
• 2. Revamped and optimized existing pricing engine and scaled from less than 80K estimated to 30L estimates a day and made it successfully deployable to Kubernetes.
• 3. Handled all types of offers and coupons on rides and provided platform for business teams to run offers
• 4. Delivered Rapido pass which is having more than 1.5L+ users and added limits/savings options on all types of offers including pass.
• 5. Created surge engine from scratch.
• 6. Delivered a highly dynamic user selector which is supporting more than 60L+ users for grouping and enabling Rapido passes and offers.
• Rapido Insurance
• 1. Created an autonomous insurance engine using existing Kafka infrastructure and a Redis pub-sub which is generating more than 20L+ Policies every day for all online riders and users taking rides and enabling paperless claims while working closely with the Acko team.
• New Capability and Initiatives
• 1. Created a central server for handling and pushing events for all external analytics/engagement services such as Clevertap and Appsflyer in bulk mode to save rate limits.
• 2. Created offline booking based on encrypted SMS by users.
• 3. Delivered a full-fledged PWA (Frontend and Backed) for PhonePay integration with 2 people team.
• 4. Delivered lots of business-focused scripts to fix payment bugs from multiple microservices and apps.

Apr 2018 – Mar 2019 · 11 mos

• Order Management Service
• 1. Worked on indexing of database
• 2. Added orders to event bus for post-order processing
• 4. Optimised, reindexed, and added new capabilities to existing order management and ETA to scale the system from less than 10K orders a day to 5L+ orders a day.
• Rapido B2B, C2C and Auto
• 1. Build a platform for a new business wing i.e. B2B orders for Food, e-commerce other delivery clients integration.
• 2. Created multiple services support from a single service to enable B2B orders, C2C orders, and Rapido Auto (Auto dispatch service).

Aug 2016 – Mar 2018 · 1 yr 7 mos · New Delhi Area, India

• Website Template Control Engine
• 1. Developed a Web application to control Sales Posters, and CRO Headlines dynamically
• 2. Worked with Website and Android/iOS teams to implement data changes
• 3. Developed APIs to Support and reflect changes across all platforms
• Manufacturing ERP
• 1. Worked closely with stakeholders to finalize ERP modules for the complete ecosystem.
• 2. Worked on QR Code and Bar Code Integration
• 3. Developed ERP with a team of 5 developers using AngularJS, NodeJS, Golang, MySQL, and MongoDB.
• 4. Developed a black-box algorithm for fabric assignment which involves optimization of at least six factors including cost.
• Business APIs and Order Management
• 1. Worked on critical business APIs
• 2. Worked on adding new features to the product.
• 3. Worked on order management lifecycle including dispatch, payment, and after-sales workflows.
• Data Pipeline
• 1. Worked on an event pipeline to ingest data in big data systems.
• 2. Data Analysis and Report Generation using Big Data(Hadoop).

Jan 2016 – Jul 2016 · 6 mos · New Delhi Area, India

• 1. Developed a personalized fashion engine and fashion tagging engine.
• 2. Developed coupon engine by scrapping coupons from multiple places and aggregating in the single dashboard.
• 3. Developed and deployed crawlers for all major Indian e-commerce players (FYI I know the difference between actual and claimed numbers).
• 4. Worked heavily on async queues for high-speed data transfer.
• 5. Handled Large Datasets in MongoDB, Elastic Search, and Redis.
• 6. Building scalable applications using MEAN in NGINX server
• 7. Improved UX/UI for existing systems.
• 8. Built Tracking dashboards.

May 2015 – Jul 2015 · 2 mos · New Delhi Area, India

• 1. Developed dashboard for merchants and admins using angularJS.
• 2. Worked on fraud detection module for payment gateway.
• 3. Integrated payment gateway to various development environment ( eg : WooCommerce , PrestaShop , Django Plugin , Magento Plugin)