Sachin's DevLog

Sachin's DevLog

Reflections on engineering, product design, and the architecture of the web.

Serverless SQL at the Edge: Benchmarking Turso (libSQL), Cloudflare D1, and Neon Postgres in 2026

ArchitectureFeatured

Serverless SQL at the Edge: Benchmarking Turso (libSQL), Cloudflare D1, and Neon Postgres in 2026

A deep dive and practical performance benchmark comparing SQLite-based edge databases (Turso, D1) with serverless PostgreSQL (Neon) for modern global web apps.

May 24, 2026•12 min read

Sachin Sharma

Sachin SharmaMay 24

Post-Quantum Cryptography (PQC) on the Web: Securing User Data Against Tomorrow’s Threats Today

Prepare your web applications for the post-quantum era: migrating from RSA/ECC to NIST-standardized quantum-resistant algorithms (ML-KEM and ML-DSA) for secure user sessions.

Security11 min read

Post-Quantum Cryptography (PQC) on the Web: Securing User Data Against Tomorrow’s Threats Today

Sachin Sharma

Sachin SharmaMay 24

Building Self-Healing User Interfaces: Leveraging Local LLMs to Resolve Runtime Edge Cases

Explore the emergence of self-correcting frontend architectures: using lightweight, local browser-native language models to dynamically repair failed UI states and invalid data shapes.

Modern Web11 min read

Building Self-Healing User Interfaces: Leveraging Local LLMs to Resolve Runtime Edge Cases

Sachin Sharma

Sachin SharmaMay 24

Designing Collaborative Web Apps in 2026: Why Loro CRDT is My Go-To for Real-Time Sync

Explore the transition from Operational Transformation (OT) to Conflict-Free Replicated Data Types (CRDTs) on the web, and how Loro CRDT drives ultra-high-performance offline sync.

Architecture11 min read

Designing Collaborative Web Apps in 2026: Why Loro CRDT is My Go-To for Real-Time Sync

Sachin Sharma

Sachin SharmaMay 24

Impeller in 2026: Under the Hood of Flutter’s Next-Gen Rendering Engine

Explore the architecture of Impeller, Flutter's state-of-the-art rendering engine designed to eliminate shader compilation jank and leverage modern graphics APIs.

Mobile10 min read

Impeller in 2026: Under the Hood of Flutter’s Next-Gen Rendering Engine

Sachin Sharma

Sachin SharmaMay 23

The Engineering Behind VaniSagar: How to Host & Search 745,000+ Verses in 133 Languages with Zero Hosting Costs

Discover the architectural secrets of VaniSagar: serving over 745,000 philosophical verses in 133 languages at lightning speed with zero database or hosting costs.

Architecture12 min read

The Engineering Behind VaniSagar: How to Host & Search 745,000+ Verses in 133 Languages with Zero Hosting Costs

Sachin Sharma

Sachin SharmaMay 23

React Server Components (RSC) vs. WebAssembly (Wasm): Choosing Your 2026 Heavyweight

Two massive architectural trends are reshaping web development: server-driven pre-rendering (RSC) and browser-driven high-performance compute (Wasm). Here is how to choose between them.

Modern Web11 min read

React Server Components (RSC) vs. WebAssembly (Wasm): Choosing Your 2026 Heavyweight

Sachin Sharma

Sachin SharmaApr 30

Agentic SEO (ASEO): The New Frontier of Digital Visibility in 2026

Keywords are history. Algorithms are agents. Explore how ASEO is redefining how content is discovered and consumed by the AI swarms of 2026.

Modern Web10 min read

Agentic SEO (ASEO): The New Frontier of Digital Visibility in 2026

Sachin Sharma

Sachin SharmaApr 20

Fluid Physics in Three.js: Real-time Water Simulation for Web

Bring your web environments to life. Discover how to implement high-performance, real-time water and fluid simulations using Three.js and GPGPU in 2026.

Graphics Engineering15 min read

Fluid Physics in Three.js: Real-time Water Simulation for Web

Sachin Sharma

Sachin SharmaApr 20

Sovereign Auth: Transitioning to Self-Sovereign Identity in 2026

The end of 'Login with Google'. In 2026, users own their identity data using decentralized identifiers (DIDs). Learn how to implement Sovereign Auth today.

Security Engineering13 min read

Sovereign Auth: Transitioning to Self-Sovereign Identity in 2026

Sachin Sharma

Sachin SharmaApr 16

Bio-morphic UI: Interfaces that React to Heartbeat and Stress

The UI of 2026 doesn't just listen to your clicks; it listens to your body. Discover how to use Web Bluetooth and ML to build empathetic interfaces.

User Experience12 min read

Bio-morphic UI: Interfaces that React to Heartbeat and Stress

Sachin Sharma

Sachin SharmaApr 16

Browser-Native AI: Using the Window.AI API in 2026

No more API keys. No more latency. Learn how to leverage the built-in LLM capabilities of modern browsers using the standardized window.ai API.

AI Engineering9 min read

Browser-Native AI: Using the Window.AI API in 2026

Sachin Sharma

Sachin SharmaApr 16

Collaborative 3D Editing: Yjs meets Three.js for Spatial Design

Building the next Figma for 3D? Learn how to sync high-performance Three.js scenes across users with Yjs and room-based WebRTC providers in 2026.

Graphics Engineering14 min read

Collaborative 3D Editing: Yjs meets Three.js for Spatial Design

Sachin Sharma

Sachin SharmaApr 16

Cross-Cloud Replication: Building Global Resiliency in 2026

The cloud outage is the new black hole. Learn how to architect your Next.js project to survive a total regional failure of AWS or GCP using cross-cloud active replication.

Software Architecture13 min read

Cross-Cloud Replication: Building Global Resiliency in 2026

Sachin Sharma

Sachin SharmaApr 16

The Death of the Keyboard: Designing for Neuro-Symbolic Input

The QWERTY layout is 150 years old. In 2026, we are finally moving beyond physical keys to neural and gesture-based intent interfaces.

Human-Computer Interaction11 min read

The Death of the Keyboard: Designing for Neuro-Symbolic Input

Sachin Sharma

Sachin SharmaApr 16

Dynamic API Synthesis: Generating Backend Routes on the fly

Stop hardcoding every GET and POST request. Discover how 2026 apps are using LLMs to synthesize temporary, intent-specific API endpoints in milliseconds.

Backend Engineering10 min read

Dynamic API Synthesis: Generating Backend Routes on the fly

Sachin Sharma

Sachin SharmaApr 16

Holographic WebXR: Building Volumetric Interfaces for 2026 Wearables

Screens are fading away. Explore how to build depth-aware, holographic interfaces for AR glasses using the WebXR Volumetric Layer API in 2026.

Spatial Computing13 min read

Holographic WebXR: Building Volumetric Interfaces for 2026 Wearables

Sachin Sharma

Sachin SharmaApr 16

Intent-Driven UI: Adapting to Agentic Probes

The static dashboard is dead. Welcome to the era of Generative UI, where components materialize based on what an AI agent predicts you need next.

User Experience12 min read

Intent-Driven UI: Adapting to Agentic Probes

Sachin Sharma

Sachin SharmaApr 16

Loro CRDT: The New Standard for High-Performance Collaboration

Yjs and Automerge have a new challenger. Discover why Loro's Rust-powered architecture is becoming the go-to for complex, multi-user state in 2026.

Distributed Systems15 min read

Loro CRDT: The New Standard for High-Performance Collaboration

Sachin Sharma

Sachin SharmaApr 16

Neural-Mesh Networking: Replacing the Central Router in 2026

The hub-and-spoke model of Wi-Fi is dying. Learn how 2026 devices use AI-driven mesh networking to create resilient, peer-to-peer web infrastructures.

Networking11 min read

Neural-Mesh Networking: Replacing the Central Router in 2026

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