# Rohan-Shakya

> A frontend engineer with 5+ years of experience specializing in high-performance, AI-powered web interfaces. Focusing on building scalable, seamless, and intelligent user experiences.

- [About](https://shakyarohan.com.np/about.md): A quick intro to me, my tech stack, and how to connect.
- [Education](https://shakyarohan.com.np/education.md): An overview of my academic journey and qualifications.
- [Experience](https://shakyarohan.com.np/experience.md): Highlights from my career and key roles I've taken on.
- [Blog](https://shakyarohan.com.np/blog): Articles on frontend engineering, JavaScript, web performance, and AI.

## Blog

- [The Future of Frontend Development in 2026 and Beyond](https://shakyarohan.com.np/blog/the-future-of-frontend-development-2026): Where frontend is heading: server components, meta-frameworks, the build-tool shift, AI-assisted development, edge rendering, type-safety, and the evolving engineer.
- [Designing WhatsApp: A System Design Deep Dive](https://shakyarohan.com.np/blog/designing-whatsapp-system-design): A practical walkthrough of designing a WhatsApp-scale messaging system: persistent connections, message routing, ordering, receipts, group fan-out, and E2E encryption.
- [Claude Code vs OpenAI Codex: Choosing an AI Coding Agent in 2026](https://shakyarohan.com.np/blog/claude-code-vs-openai-codex): A fair, practical comparison of Claude Code and OpenAI Codex — interaction models, repo workflows, extensibility, autonomy, and how to choose for your team.
- [What It Really Means to Be a Fullstack Developer in 2026](https://shakyarohan.com.np/blog/what-it-means-to-be-a-fullstack-developer-2026): An honest look at fullstack development in 2026: T-shaped skills, the modern toolkit, how AI changed the role, and how to grow without burning out.
- [Claude Skills: Packaging Expertise Claude Can Load on Demand](https://shakyarohan.com.np/blog/claude-skills-reusable-capabilities): How Claude Skills package instructions, scripts, and resources into reusable capabilities the model loads on demand — keeping context lean through progressive disclosure.
- [Prompt and Context Engineering for Production AI Apps](https://shakyarohan.com.np/blog/prompt-and-context-engineering): How to structure prompts, manage the context window, use RAG and prompt caching, get structured outputs, and guard against injection in real AI applications.
- [Building AI Agents: A Practical Guide to Agentic Development](https://shakyarohan.com.np/blog/building-ai-agents-a-guide-to-agentic-development): A grounded, hands-on look at how AI agents really work: the agent loop, tool calling, planning, memory, evaluation, and the failure modes you'll actually hit.
- [Automating Workflows with n8n: From Zero to Production](https://shakyarohan.com.np/blog/automating-workflows-with-n8n): A practical guide to n8n — core concepts, building real workflows, the Code node, error handling, self-hosting with Docker, and shipping to production.
- [Designing a Scalable E-commerce Platform](https://shakyarohan.com.np/blog/designing-a-scalable-ecommerce-platform): How I would architect a scalable e-commerce platform: domain decomposition, inventory consistency, idempotent checkout, search, caching, order sagas, and flash-sale survival.
- [Building Scalable APIs with NestJS](https://shakyarohan.com.np/blog/building-scalable-apis-with-nestjs): How I structure NestJS applications for scale — modules, dependency injection, DTOs and validation, guards, interceptors, the database layer, testing, and when microservices make sense.
- [Getting Started with the Claude API: Building with LLMs](https://shakyarohan.com.np/blog/getting-started-with-the-claude-api): A hands-on guide to the Anthropic Messages API — SDK setup, system prompts, multi-turn conversations, streaming, tool use, prompt caching, and handling errors and rate limits.
- [Mastering Node.js: Architecture, the Event Loop, and Best Practices](https://shakyarohan.com.np/blog/nodejs-architecture-event-loop-best-practices): A practical deep dive into how Node.js really works under the hood — the event loop, libuv, the thread pool, streams, worker threads, and the mistakes that bite in production.
- [Machine & Deep Learning Made Easy: A Beginner’s Guide (2025)](https://shakyarohan.com.np/blog/machine-and-deep-learning-made-easy-a-beginners-guide-2025): Explore Machine & Deep Learning in simple terms—understand AI, neural networks, real-world use cases, and analogies in this intuitive beginner’s guide.
- [Understanding .bind(), .call(), and .apply() Methods](https://shakyarohan.com.np/blog/understanding-bind-call-and-apply-methods): JavaScript provides three powerful methods: .bind(), .call(), and .apply() to manipulate the context of functions and pass arguments.
- [Asynchronous JavaScript: Callbacks, Promises, and Async/Await](https://shakyarohan.com.np/blog/asynchronous-javascript-callbacks-promises-and-async-await): Asynchronous JavaScript performs tasks without blocking the execution thread, improving web application performance and user experience.
- [CSS Optimization Techniques for Fast Web Performance](https://shakyarohan.com.np/blog/css-optimization-techniques-for-fast-web-performance): CSS is vital for web design, but complex projects demand efficient CSS to prevent slower load times and poorer user experiences.
- [JavaScript Optimization Techniques for Fast Web Performance](https://shakyarohan.com.np/blog/javascript-optimization-techniques-for-fast-web-performance): In the dynamic world of web development, performance is not merely an attribute — it’s the cornerstone of user satisfaction.
- [Understanding the Object-Oriented Programming](https://shakyarohan.com.np/blog/understanding-the-object-oriented-programming): Object-Oriented Programming is a design philosophy where everything is grouped as self-sustainable “objects”. Hence you gain reusability utilizing OOP concepts.
- [Javascript Local Storage Vs Session Storage Vs Cookies](https://shakyarohan.com.np/blog/javascript-local-storage-vs-session-storage-vs-cookies): Exploring JavaScript's Local Storage, Session Storage, and Cookies reveal their distinct purposes. Understanding their differences aids in choosing the optimal storage option for specific use cases.
- [Useful Higher-Order Functions in Javascript](https://shakyarohan.com.np/blog/useful-higher-order-functions-in-javascript): What makes Javascript suitable for functional programming is that it accepts Higher-Order Functions. Higher-Order Functions are extensively used in Javascript.
- [6 Common Javascript Mistakes](https://shakyarohan.com.np/blog/6-common-javascript-mistakes): Getting started with JavaScript basics is easy, but exploring deeper reveals subtle complexities often overlooked. So, Knowing common mistakes helps refine your code.
- [Javascript Coding Standard — Clean Code](https://shakyarohan.com.np/blog/javascript-coding-standard-clean-code): Keep your code readable, changeable, extensible, and maintainable. The code is clean if it can be understood easily by everyone.

## Contact

You can reach me via [email](mailto:contact@shakyarohan.com.np) or find me on [LinkedIn](https://www.linkedin.com/in/rohan-shakya).