Pratyush N.

Mentorship and Feedback: - Managed a team of 6 engineers - Conducted regular 1:1s to understand the team's struggles and obstacles - Shared regular feedback on work quality and areas of improvements - Set clear expectations for better accountability - Regularly discussed with team the best approaches and optimal solutions Cross-functional communication and Project Management: - Regular connects with Business, Operation, Product, and Growth teams for requirement gathering - Discussions and getting expectations documented - Set up the correct priority for time-conflicting tasks - Clear communication with higher management on ongoing tasks and backlogs Organization goals and vision: - Participating in quarterly planning to layout team goals and mission - Broke down tasks with team to set proper time estimations - Ensured important tech debts are prioritized with other Business deliverables - Maintained prior issues and improvements in backlogs for upcoming sprints Paytm Movies Zomato Integration - Spearheaded planning and strategy of Paytm Movies integration with Zomato ecosystem - Led team to develop new adapters to maintain compatibility with the old and the new ecosystems - Led team through changes in critical finance flows and Payouts - Guided team through thorough testing of new implementation - Implemented reconciliation crons with alerts to ensure 0 failures

Leadership and Project Management: - Led team of 3 engineers for Paytm Movies Backend development/maintenance - Implemented Jira & Wiki for task tracking and documentation - Managed on-calls and weekly sprints ensuring timely deliveries Infra Management and Stability: - Collaborated with DevOps to prioritize infra alerts by business impact - Designed health check system monitoring applications/dependencies - Introduced Morning Checks process (35-question form → Slack alerts) Data & Financial Integrity: - Improved transaction cron visibility, reducing revenue loss - Implemented failure alerts for quick issue identification - Developed hourly/daily reports for operations visibility Invoicing System: - Built in-house system handling 500K daily invoices - Used event-driven architecture for multiple use cases - Created React templates with previews (2x faster creation) - Added checks/crons ensuring no missed invoices Dynamic Pricing Model: - Developed city-based dynamic pricing strategy - Implemented pricing-lock for consistent user experience - Added security checks against malicious attacks URL Switcher: - Reduced theater downtime from days to minutes - Built automated monitoring/URL switching system - Enabled real-time Slack alerts for quick escalations Performance Testing & Resource Optimization: - Established performance testing framework - Created mock servers for realistic testing - Optimized Kubernetes resources to 50% utilization Test Suite: - Implemented Jest test suite covering critical flows - Achieved 80% test coverage in 3 months (from 0%)

Infrastructure Upgrades - Partnered with DevOps to modernize Paytm Movies infrastructure utilizing Docker, Kubernetes, Jenkins, and Route53 - Migrated from self-hosted PostgreSQL, Redis, and ElasticSearch to managed AWS services (AuroraDB, ElastiCache, OpenSearch) - Refactored codebases to utilize DNS names instead of hardcoded database URLs Driving Engagement via Paytm Cowin Vaccine Finder Tool - Developed a high-performance notification delivery system using AWS SQS & Lambda in asynchronous architecture, ensuring timely delivery to all users - Implemented pincode+vaccine type based subscriptions with sub-5 second notification latency upon vaccine availability - Scaled system capacity from 1 million to 20 million users, expanding Paytm's user base by approximately 15 million Active Maintenance and Development of Paytm Movies Backend - Resolved critical production issues through on-call support and bug fixes - Delivered new features and enhancements based on business requirements Driving Engagement via Movies Upcoming Notification - Built a notification system allowing users to subscribe to new movie alerts at preferred cinemas - Designed asynchronous architecture capable of processing ~1 million notifications per new release - Generated comprehensive daily/weekly reports on subscription metrics and delivery rates for product team visibility Alerts and System Checks - Implemented Prometheus monitoring for all external APIs to ensure operational visibility - Established proactive alerting mechanisms for external system failures - Incorporated fail-safe checks to maintain order integrity during system outages

- Wrote several web scrapers, pdf parsers, and extractors to pull case data from public websites. - Designed a Case Archival system that pulled historical data from public court websites, using efficient techniques that cut-shorted scraping durations by 100X. - Designed a search engine to quickly search a lawyer case data using ElasticSearch & NodeJs. - Implemented a Case Notification system in Async Pattern using NodeJs, ExpressJs, & RabbitMQ to notify lawyers when their case hearing is scheduled. - Designed a system for QA team to proactively check for errors and misses by existing automated parsers; Improved existing parsers with same inputs.

- Created several SVG based mathematical charts with features like Pinch to Zoom, Scroll, & Drag. - Re-designed several charts like XY Charts, Zoom Scatter Charts to improve performance. - Architected a animation library in RaphaelJs to morph any SVG shape to another. - Implemented an Animation library to better display data transitions, added support for various charts like Line chart, Area chart, Zoom Scatter chart, XY chart, Bubble chart, and others.