Software Engineer Level II at Digital Dividend Global

Mentored more than 3 developers and enforced best practices for JavaScript, TypeScript, Python, C#, MERN, and .NET Core; built a Custom Agent Framework to orchestrate ETL, Documents, Teams, HTML Capture, Web Search, and Network Calls; developed fully intelligent systems enabling back-end querying against databases and a no-code, user-defined action series using OpenAI and a Vector Store; optimized large-scale AWS Athena queries (300M+ events per tenant) achieving ~1.2x faster performance and improved data observability for enterprise dashboards; reduced bottlenecks by 75% in microservices through streaming and pre-emptive management; migrated real-time notifications to SQS, Lambda, and Firebase; migrated ~180K lines of code from JS to TypeScript; migrated client-side web app to a server-side compatible app in React and Next.js; transformed legacy systems to a modern monorepo & microservice architecture with Yarn Workspaces, Yarn Berry, Turbo repo, Docker, AWS SAM, and Lambda, cutting s

Front-End Engineer at Star Marketing Pvt. Ltd.

Rebuilt the website with Next.js Server-Side Rendering, achieving a 5x reduction in initial load time and 6x more content; improved SEO for city pages with 5,000+ daily users; saved $1,250/month on hosting (Elastic Cache + App Runner + Amplify); performed continuous code reviews for a junior developer and collaborated with the design team to translate requirements into deliverables; migrated from Payload CMS to Strapi and from MongoDB to PostgreSQL.