Md Shafayet Jamil

> Develop backend features for a production recruitment platform serving U.S.-based clients, collaborating with a cross-functional engineering team. > Designed and implemented bulk campaign functionality with multiple schedulers to automate SMS & email notifications to job applicants, reducing manual outreach work for recruiters. > Investigated and resolved production issues across the platform, improving application reliability and user experience.

> Developed backend features for an event platform, multi-tenant VAT/accounting SaaS, and a survey/reporting app. > Optimized high-impact workflows in the VAT/accounting SaaS by eliminating N+1 queries, reducing key response times from 10s to 1s (~90% improvement). > Built financial reporting features: balance sheets, income statements, general ledger reports, and financial statements. > Implemented data validation and fixed data-accuracy issues across the reporting pipeline.

> Modernized a production event platform handling 40K+ monthly signups and 900+ events at peak by upgrading legacy Ruby/MySQL and resolving compatibility issues. > Integrated Stripe Connect, Swish, and Payson Checkout 2.0 for paid event registration and payment workflows. > Built integrations with Google Ads, Facebook Ads, and Shopify APIs for unified business reporting. > Deployed and maintained apps on AWS; added New Relic and UptimeRobot monitoring to improve observability and incident detection.