Sambit Mallick Email & Phone Number

Hyderabad, In

Hyderabad, Telangana, India

Gurugram, Haryana, India

Driving the development of a super app for D2C brands, blending product research, sales, marketing, and investor relations.Link to our initial pitch: https://drive.google.com/file/d/1KglJa6OukOGV4ln9JVTSDxvd2ivHuIuH/view?usp=sharingComplied research (Use Miro): https://drive.google.com/file/d/1JDc4PS_p2fZcdRDmiWl4FHdCZE9MDBfE/view?usp=sharing

Gurugram, Haryana, India

Warehouse Management System (WMS): Enabled seamless RTGS for credit lines and ’Pay on Delivery’ for healthier accounts receivable. Shifted to open-ended retailer onboarding, eliminating manual intervention. Introduced a custom MDR system by PG, payment mode, and transaction type. Boosted order processing speed by 80% with AWS ElastiCache and optimized indexing. Leveraged Amazon S3 and Auto Scaling, reducing infrastructure costs by 30%.Point of Sale Software (PoS): Enabled 2,000+ retailers to manage 150,000+ SKUs with a customizable PoS and GSTR report portal. Modernized the rule engine to support 50,000+ active rules. Reduced system/SQS overload with rate limiting and backoff, and improved issue tracing with a refactored DLQ implementation.

Gurugram, Haryana, India

Point of Sale Software (PoS): Led a 5-member team to align tech with business goals, supporting 2,000+ retailers. Revamped ordering with automated refunds, integrated Kapture CRM. Built in-house notifications using Firebase FCM. Enhanced search by optimizing Solr and transitioning to Elasticsearch for faster, accurate product discovery. Enabled real-time catalog updates with CDC and Kafka, scaling with AWS Auto Scaling, EC2 Load Balancer, and RDS. Achieved 50% faster API response, 300% higher query throughput, and cut server costs by 35%, monitored via New Relic APM.Payment Microservice: Introduced a payment microservice for WMS, PoS, BD, and finance tools, supporting 300+ Crore INR annually. Integrated Razorpay and Paytm with dynamic gateway selection and push/pull mechanisms, optimizing payment flow and reducing server overhead.

Gurgaon, India

1K Consumer App:Built an Android app with 2M+ downloads and 99% efficiency, featuring onboarding, server driven UI, product discovery, and ordering. Developed with TDD, automated with Fastlane CI/CD, and using Room DB, Single Activity architecture with fragment navigation, and Jetpack Compose for a modern, scalable design.

New Delhi Area, India

Jan Elaaj Consumer App: Implemented a range of libraries to enhance performance and reduce network usage through effective caching. Integrated Firebase for real-time crash reporting, detailed analytics, and scalable authentication, contributing to a more reliable and data-driven application experience.