Blog & notes

Product-driven approach to real‑time trading UI: a Node.js WebSocket gateway that sequences out‑of‑order events, controls backpressure, and a React pipeline that renders stable projections under tight latency budgets.

How I built a smooth, performant photo swiper app handling 1000+ images using pure React Native components, optimized rendering, and custom gesture handling without external libraries.

Some daily habit you should change :) - Git alternatives for better workflow

An expert-level analysis of security vulnerabilities specific to Next.js Server Actions, covering 10 critical attack vectors with exploitation techniques and mitigation strategies for App Router applications.

When composing Zod schemas with intermediate objects and using React Hook Form, TypeScript may throw errors on nested paths. Here's why and how to fix it.

Governance for multi-package types, DTO versioning, strictness, and type-level tests that keep large platforms safe.

A comprehensive technical guide to implementing type-safe Server Actions in Next.js 14+ with Zod validation, covering architecture, advanced patterns, and production-ready implementations for expert developers.

A guide to security vulnerabilities specific to Next.js 13 Server Actions: CSRF, injections, data leaks, rate limiting and authorization bypasses with practical solutions.

Decision matrix for latency-sensitive personalization at the edge combined with compute-heavy logic in functions.

Hexagonal/onion architecture in frontend: trade-offs, DX costs, TypeScript typing governance, and a pragmatic boundary strategy that preserves velocity.

How I reduced client bundle size by 40% implementing a smart client/server services architecture while maintaining robust shared code between frontend and backend. A deep dive into advanced tree-shaking techniques for React/Node.js applications.

Learn how to implement intelligent async memoization in React/TypeScript that caches successful results while gracefully handling failures. A surgical approach to performance optimization that prevents failed requests from polluting your cache.

Micro animations emerged as our solution to three core UX challenges: providing clear feedback on user actions, masking technical latencies, and injecting brand personality into an otherwise generic interface. We chose Lottie over alternatives for its lightweight vector animations and seamless cross-platform integration.

Designing a static-export Next.js site alongside a member SPA backed by Azure Functions—contracts, routing, caching, and observability.

From 'start/end' to custom virtualized lists: shipping Arabic/Hebrew correctly in a streaming app.

A contract-first theming system for color, typography, and layout across multiple brands.

How we split an RN iOS/Android app into business/app/tools packages, enforced isolation via aliases, and shipped Verdaccio-backed packages to share business with a TV box.

A concise, hands-on quick start for Docker: core concepts, essential commands, and writing optimized multi-stage images.

How I designed the data model and zero‑downtime rollout to migrate Comet from passwords to multi‑provider OAuth with account linking, as part of a freelance mission.