Who is Tushar Agrawal?

Tushar Agrawal is a Backend Engineer based in New Delhi, India with 3+ years of experience building scalable healthcare SaaS platforms. He specializes in Python, Go, FastAPI, Django, microservices architecture, and cloud technologies. He currently works at Dr. Dangs Lab building HIPAA-compliant healthcare systems.

What technologies does Tushar Agrawal work with?

Tushar Agrawal works with Python, Go, TypeScript, FastAPI, Django, React, Next.js, PostgreSQL, Redis, Apache Kafka, Docker, Kubernetes, AWS, and Nginx. He specializes in microservices architecture, event-driven systems, and building scalable backend systems.

Where does Tushar Agrawal work?

Tushar Agrawal currently works as a Software Developer at Dr. Dangs Lab in New Delhi, India, where he builds Laboratory Information Management Systems (LIMS) and healthcare SaaS platforms serving 80+ users across 20+ businesses.

What projects has Tushar Agrawal built?

Tushar Agrawal has built LiquorPro (inventory management for 20+ businesses), LIMS at Dr. Dangs Lab (serving 500+ daily patients), FOMOA (India-first AI search engine), and various microservices handling 50,000+ daily API requests with 99.9% uptime.

How to contact Tushar Agrawal?

You can contact Tushar Agrawal via email at tusharagrawal0104@gmail.com, phone at +91-8126816664, LinkedIn at linkedin.com/in/tushar-agrawal-91b67a28a, or GitHub at github.com/Tushar010402.

Technical Blog

Deep dives into backend engineering, system design, and modern development practices

76 articles

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Introducing PSQA - a revolutionary quantum computing architecture combining silicon carbide color centers, phononic crystal waveguides, and optical interconnects for scalable room-temperature quantum computing.

Feb 4, 202631 min read

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PSQA Implementation Roadmap: Technical Milestones and First Steps

A detailed technical roadmap for implementing the Phonon-mediated Silicon Carbide Quantum Architecture, from first experiments to million-qubit systems.

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DIY Quantum Processor: Complete Hardware Build Guide

Step-by-step guide to building a room-temperature NV-center quantum processor. Complete bill of materials, optical setup, microwave system, and assembly instructions.

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NV-Center Diamond Physics: The Science Behind Room-Temp Qubits

Deep dive into nitrogen-vacancy center physics. Understand electron spin dynamics, energy levels, coherence times, and how diamond enables quantum computing at room temperature.

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Quantum Processor Software: Integration & Your First Algorithm

Complete software guide for your NV-center quantum processor. Python control code, quantum gate implementation, Deutsch's algorithm, and Qiskit integration.

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Room-Temperature Quantum Computing: The Revolution You Can Build at Home

Challenge the cryogenic-only paradigm. Learn how NV-center diamond technology enables quantum computing at room temperature for under $5,000.

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QAuth: The Post-Quantum Authentication Protocol That Replaces OAuth 2.0 and JWT

Deep dive into QuantumAuth (QAuth), a next-generation authentication protocol with dual signatures (Ed25519 + ML-DSA-65), encrypted payloads, mandatory proof-of-possession, and built-in revocation. Why OAuth 2.0 and JWT are fundamentally broken and how QAuth fixes everything.

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QuantumShield: Building a Post-Quantum Cryptography Library from Scratch

Deep dive into implementing hybrid post-quantum encryption using NIST FIPS 203/204/205 standards with defense-in-depth architecture. Learn about ML-KEM, ML-DSA, SLH-DSA, and cascading encryption.

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5G Applications for Developers: Complete Guide 2026

Build 5G-powered applications - network slicing, APIs, low latency apps. Learn with Jio and Airtel 5G. Beginner-friendly guide for Indian developers with code examples.

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