
Kartavya Rupal developed and maintained the EventoryHost/Eventory-backend over six months, delivering features for booking, payments, invoicing, vendor onboarding, and media management. He architected robust backend workflows using Node.js, Express.js, and MongoDB, integrating payment gateways like Cashfree and automating notifications with AWS SQS and cron jobs. Kartavya enhanced data integrity through schema refactors, validation, and migration strategies, while supporting customer-facing reliability with coupon systems, invoice generation, and event management. His work included targeted bug fixes and codebase cleanup, demonstrating depth in API development, database management, and cloud services, resulting in a scalable, maintainable backend supporting evolving business needs.

December 2025 backend work delivered significant improvements in payment workflow automation, migration strategy, and customer-facing reliability. Key initiatives included a dummy bank account verification bypass for testing, a migration strategy overhaul to standardize upgrades and remove legacy scripts, a cron-based event payment reminder system with deduplication logic, and targeted fixes to notifications and quotations to improve data handling and user links. These efforts reduced onboarding/testing friction, improved payment lifecycle reliability, and strengthened data integrity across Eventory-backend.
December 2025 backend work delivered significant improvements in payment workflow automation, migration strategy, and customer-facing reliability. Key initiatives included a dummy bank account verification bypass for testing, a migration strategy overhaul to standardize upgrades and remove legacy scripts, a cron-based event payment reminder system with deduplication logic, and targeted fixes to notifications and quotations to improve data handling and user links. These efforts reduced onboarding/testing friction, improved payment lifecycle reliability, and strengthened data integrity across Eventory-backend.
November 2025 monthly summary for Eventory-backend (EventoryHost). Focused on expanding the vendor service catalog, improving media and billing workflows, and hardening production readiness. Delivered core backend capabilities for DJ Artists management with robust vendor/search integration, a dedicated media management layer with S3 presigned URLs and deduplication, an invoicing service with SQS-based workflows, and targeted fixes to makeup_artist flows. Completed codebase cleanup to improve production cleanliness and maintainability. Result: broader seller discovery, safer media data, more reliable invoicing and payments, and smoother admin UX, enabling faster onboarding and more accurate billing across the platform.
November 2025 monthly summary for Eventory-backend (EventoryHost). Focused on expanding the vendor service catalog, improving media and billing workflows, and hardening production readiness. Delivered core backend capabilities for DJ Artists management with robust vendor/search integration, a dedicated media management layer with S3 presigned URLs and deduplication, an invoicing service with SQS-based workflows, and targeted fixes to makeup_artist flows. Completed codebase cleanup to improve production cleanliness and maintainability. Result: broader seller discovery, safer media data, more reliable invoicing and payments, and smoother admin UX, enabling faster onboarding and more accurate billing across the platform.
October 2025 – Backend feature delivery in Eventory-backend focused on offline booking enhancements and coupon-based checkout discounts. No major bugs fixed during this period. Deliveries: 1) Offline Booking Event Management Enhancements: add start/end date validation, date format validation, enable partial edits in event editing, and expand color options for events. 2) Customer Coupon System for Checkout Discounts: backend validation and application, tracking usage, updated invoice generation to reflect discounts, and storing coupon application history in customer profiles. Impact: reduces booking errors, enables partial updates, enhances UI consistency via color options; increases checkout conversion with discount support; improves revenue integrity and customer profiling. Technologies/skills demonstrated: backend data validation, API consistency, persistence updates, event domain modeling, and invoice generation adjustments.
October 2025 – Backend feature delivery in Eventory-backend focused on offline booking enhancements and coupon-based checkout discounts. No major bugs fixed during this period. Deliveries: 1) Offline Booking Event Management Enhancements: add start/end date validation, date format validation, enable partial edits in event editing, and expand color options for events. 2) Customer Coupon System for Checkout Discounts: backend validation and application, tracking usage, updated invoice generation to reflect discounts, and storing coupon application history in customer profiles. Impact: reduces booking errors, enables partial updates, enhances UI consistency via color options; increases checkout conversion with discount support; improves revenue integrity and customer profiling. Technologies/skills demonstrated: backend data validation, API consistency, persistence updates, event domain modeling, and invoice generation adjustments.
September 2025 performance highlights: Delivered major backend enhancements for Eventory-backend, centering on Booking, Invoicing, and Payments with end-to-end workflow improvements, notifications, and status tracking; enhanced DJ vendor search/onboarding; and a targeted maintainability initiative (event schema refactor). The work improved billing accuracy, notification reliability, and data integrity, enabling scalable onboarding and payments while reducing technical debt.
September 2025 performance highlights: Delivered major backend enhancements for Eventory-backend, centering on Booking, Invoicing, and Payments with end-to-end workflow improvements, notifications, and status tracking; enhanced DJ vendor search/onboarding; and a targeted maintainability initiative (event schema refactor). The work improved billing accuracy, notification reliability, and data integrity, enabling scalable onboarding and payments while reducing technical debt.
Month: 2025-08 — Key delivery: Event Booking and Payments System Upgrade for Eventory-backend. Focused on consolidating and upgrading the event booking and payments workflow with backend enhancements for event services, new payment functionalities, service detail retrieval, booking schema enhancements, and automated notifications. Completed end-to-end payment flow with Cashfree payouts and improved transaction data management. No critical bugs requiring urgent hotfixes this month; all efforts centered on feature delivery, data integrity, and process automation. Impact includes more reliable bookings and payments, richer data for analytics, automated communications, and a cleaner payout lifecycle, driving faster revenue recognition and improved customer experience. Technologies/skills demonstrated include backend service architecture, API design, database schema evolution, payment integrations (Cashfree), notification systems, and data governance.
Month: 2025-08 — Key delivery: Event Booking and Payments System Upgrade for Eventory-backend. Focused on consolidating and upgrading the event booking and payments workflow with backend enhancements for event services, new payment functionalities, service detail retrieval, booking schema enhancements, and automated notifications. Completed end-to-end payment flow with Cashfree payouts and improved transaction data management. No critical bugs requiring urgent hotfixes this month; all efforts centered on feature delivery, data integrity, and process automation. Impact includes more reliable bookings and payments, richer data for analytics, automated communications, and a cleaner payout lifecycle, driving faster revenue recognition and improved customer experience. Technologies/skills demonstrated include backend service architecture, API design, database schema evolution, payment integrations (Cashfree), notification systems, and data governance.
July 2025 performance summary for Eventory-backend focused on strengthening payments, bookings, and service insights while tightening data integrity through a targeted bug fix. Delivered environment-aware Cashfree integration with bank account verification, expanded booking and payment capabilities, introduced service ratings tracking, and removed an outdated budget field to simplify the data model.
July 2025 performance summary for Eventory-backend focused on strengthening payments, bookings, and service insights while tightening data integrity through a targeted bug fix. Delivered environment-aware Cashfree integration with bank account verification, expanded booking and payment capabilities, introduced service ratings tracking, and removed an outdated budget field to simplify the data model.
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