Jan 2022 – Jul 2023 · 1 yr 6 mos · London, England, United Kingdom · On-site

• Designed a reliable release orchestration pipeline for portal applications using an in-house workflow framework, involving collaboration with multiple stakeholders to align architecture and requirements.
• Architected an event auditing and anomaly detection system
• for release orchestration on the portal platform, utilising an in-house workflow framework and data storage. Later extended the system to encompass multiple applications and devices, resulting in streamlined operations and
• reduced manual intervention for multiple teams.
• Designed and implemented a fault attribution system utilizing in-house build/test systems to diagnose root causes of build and test failures, enabling prompt resolution and timely delivery of features for metawork (VR) applications. Utilised continuous integration practices to ensure seamless integration of code changes and timely detection of issues.

Jun 2021 – Dec 2021 · 6 mos · Bengaluru, Karnataka, India · On-site

• Developed SMS notification reliability tracking application, to significantly reducing the time
• required to detect and resolve issues from 1 hour to less than 5 minutes.
• Implemented automatic failover mechanism to improve notification delivery,
• reliability and reduce downtime by directing traffic to a more reliable
• aggregator for disaster recovery.

Jan 2017 – Jun 2021 · 4 yrs 5 mos · Bengaluru, Karnataka, India · On-site

• Architected system for auditing and monitoring system for Amazon Kiosk.
• Architected and developed an event auditing and monitoring system for processing Amazon kiosk orders. Managed various high volume data while maintaining consistency to ensure real time accuracy of tracking and reporting.
• Built & launched Amazon "Just Walk out" initiative
• Created and launched the customer journey for Amazon kiosk in support of the just walk out initiative.
• A highly available and fault-tolerant web application with integrated identity and risk management services.
• Developed next-gen fulfilment system pipeline over the legacy system
• This solution removed technical limitations and provided flexibility for fulfilment end to end.
• Developed and maintained a distributed system for Amazon, to solve abuse scenarios for instant gratification orders. Built a pluggable architecture, which allows scaling features horizontally to support a large customer base.
• Amazon Prime invoicing system
• Designed and implemented a multi-tenant event-driven system for generating P-slip invoices on Amazon PrimeNow orders. This system enabled customers to download invoices directly, reducing the load on customer support and enhancing user experience.

Jul 2016 – Jan 2017 · 6 mos · Gurgaon, India

• Built intelligent tag suggestion engine using AL-ML Algorithms.
• Built Newsfeed Personalisation system
• Crafted a dynamic graph-based personalisation system that's redefining the way we consume news. This leverages user history, past actions & intent and establish connections to determine the
• most relevant content for users to boost user engagement.
• Engineered text analysis tool for users to identify frequently used words in the tag cloud based on natural language processing.

Jan 2016 – Jul 2016 · 6 mos · Mumbai, Maharashtra, India · On-site

• Engineered a Game-Changer Library to prevent Bot attacks on the system.
• Spearheaded the development of a groundbreaking Ruby on Rails library, leveraging the prowess of Redis and RabbitMQ to fortify systems against bot attacks and unveil fake users.
• By implementing a robust rate limiter, we empowered applications to protect their resources while ensuring unwavering system stability.
• Our innovative solution not only detects potential threats but also distinguishes between genuine users and malicious crawlers.

Jun 2015 – Jul 2015 · 1 mo · Pune, Maharashtra, India · On-site

• Worked very closely with founders and initial core team to build the company at 0-1 stage to develop community of developers which scaled in future to become "Scalar Academy".
• Curated the competitive programming courses to make top problems asked by 0.5% of the tech companies to a comprehensive library for
• developers & learners.