Sandeep Machiraju | Advanced Web Dev
I work on React, Next.js, real-time systems, frontend architecture, and AI-assisted workflows at Radius. I also write Advanced Web Dev, a newsletter for engineers who want to understand the internals behind production web applications.
Experience
I have built fintech, healthtech, real estate, and B2B commerce products across React, Next.js, Angular, WebSockets, SSE, payment flows, and performance-critical dashboards.
SDE-2 Frontend Development
Built real-time chat with WebSockets, shipped client, transaction, and auditor dashboards, integrated DocuSign signing order flows, reduced initial load time by 18%, and cut production bugs by 40%.
Senior Software Engineer
Architected offline-first healthcare workflows with MediaRecorder and IndexedDB, streamed transcription with SSE, supported 5,000+ daily appointments, and helped maintain 99.9% uptime.
Frontend Developer, SDE-1 to SDE-2
Built investment platforms in Next.js and Gatsby, improved page load speed by 32%, optimized payment gateways for 30% higher transaction success, and conducted 35+ frontend interviews.
UX/UI Developer to Team Lead, UI
Led Angular and micro-frontend work for B2B commerce, migrated jQuery applications to Angular, reduced load time by 30%, and implemented role-based access controls.
Advanced Web Dev
Real posts from the Advanced Web Dev Substack, focused on frontend internals, architecture, performance, and production engineering patterns.
Frontend architecture, real-time systems, performance, JavaScript internals, and practical engineering notes from production work.