Dulan Dias
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From Model to Product: Foundations for Practical AI Engineering
Everyone is building with AI today. Very few are building systems that actually work in production. This article explores the real gap between models and products, and why thinking like an AI engineer matters more than ever.
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Building a Production-Ready Prompt Engine: How I Designed a System That Handles Everything from Dynamic Templates to Multi-Layer Guardrails
A behind-the-scenes look at how I designed and built a production-ready prompt engine—from dynamic templates and reusable components to multi-layer guardrails, structured output, and parallel execution. This architecture powers real-world AI assistants, agents, and workflow systems.
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Bringing Computer Vision to the Edge: How I Cut Real-Time Similarity Search Battery Usage by 50%
Building real-time computer vision on low-end mobile devices comes with unique challenges—especially when every second of inference drains battery. In this deep dive, I share how I optimized similarity search using HNSW, hybrid re-ranking, and edge-focused techniques to cut battery usage by over 50% while keeping accuracy nearly perfect.
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NI Tech Awards 2025: Belfast’s Tech Ecosystem Has Its Moment
The inaugural NI Tech Awards 2025 lit up Belfast with energy, community, and recognition for Northern Ireland’s brightest tech talent. For me, it was the first time experiencing this ecosystem’s brilliance — and it reminded me of the award nights I once attended (and even won at) back in Sri Lanka, years ago.
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How to Raise Startup Funds at a Poker Table (No, Seriously)
When your startup is down to its last few dollars, would you fold… or go all in? Discover how one desperate gamble at a blackjack table kept a now-global business alive — and what entrepreneurs today can learn from it.
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Software is Changing (Again): Key Takeaways from Andrej Karpathy’s Talk at YC AI Startup School
Andrej Karpathy’s talk at Y Combinator’s AI Startup School explores Software 3.0, the rise of LLMs as programmable computers, vibe coding, and building partial autonomy apps. Learn how AI is transforming how we build — and who gets to build — the future of software.
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Why SEO Matters More Than Ever in the Age of AI (And What You’re Missing Out On)
In a world where anyone can build a product fast, visibility is everything. Discover why SEO is more crucial than ever in the AI era—and how it can make your startup stand out.
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Why I Chose Preact (And Why I Might Never Look Back)
When performance is non-negotiable and the app must shine on low-end devices, you start questioning your default stack. Here’s why I chose Preact — the tiny, powerful alternative to React — and how it reshaped my dev experience on the edge.
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How I Built My Startup – Chapter 3
In the previous chapters, I shared how EchonLabs was born in a small boarding room and how we made our first big splash by winning HackX 2017. Now it’s time to share what came next: the highs, the hits, and some secrets I’ve never spoken out loud—until now.
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New PAYE Tax Calculator for Sri Lanka – Instantly Estimate Your 2025 Monthly Tax
A simple, free PAYE tax calculator for Sri Lankan employees. Estimate your monthly tax based on the latest APIT tables from April 2025, published by the Inland Revenue Department.
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