# Dr. Dulan Dias > Chief Technology Officer at Tellme AI, founder of EchonLabs (exited, 60+ people), > Ph.D. from Queen's University Belfast, and author of "From Model to Product: > Foundations for Practical AI Engineering". Writes about building AI systems that > work in production — architecture, pipelines, deployment, and everything between > a model and a shipped product. Site: https://www.dulandias.com Author: Dr. Dulan Dias Location: Belfast, Northern Ireland Language: en-GB Licence: Content may be quoted with attribution and a link to the source URL. ## Free tools All tools run entirely client-side. Nothing is uploaded, no account is needed. - [PDF Utility Tools](https://www.dulandias.com/tools/pdf-utility-tools): Merge, split, rotate, extract pages, and convert images to PDF, all in your browser. - [QR Code Generator](https://www.dulandias.com/tools/qr-code-generator): Static QR codes that never expire — URL, Wi-Fi, contact card and more, with a logo. SVG and PNG export. - [Image Format Converter](https://www.dulandias.com/tools/image-format-converter): Convert between PNG, JPG, WebP, and PDF, with smart compression. Batch supported. - [Salary & PAYE Tax Calculator, Sri Lanka](https://www.dulandias.com/tools/paye-tax-calculator-sri-lanka): Gross to net — APIT (PAYE) tax, EPF, ETF, take-home pay and employer cost, for 2025/2026 and 2026/2027. ## Book - [From Model to Product: Foundations for Practical AI Engineering](https://www.dulandias.com/shop): A practical guide to building AI systems that work in production. Covers problem framing, architecture, data pipelines, deployment, and monitoring. £21.99, softcover, also on Amazon worldwide. ## Topics - [Artificial Intelligence](https://www.dulandias.com/category/artificial-intelligence): 21 articles - [Startup Journey](https://www.dulandias.com/category/startup-journey): 12 articles - [Tech News](https://www.dulandias.com/category/tech-news): 9 articles - [Experience](https://www.dulandias.com/category/experience): 8 articles - [Research](https://www.dulandias.com/category/research): 6 articles - [Marketing & Growth](https://www.dulandias.com/category/marketing-growth): 4 articles - [Website Updates](https://www.dulandias.com/category/website-updates): 2 articles - [LegalTech](https://www.dulandias.com/category/legaltech): 1 articles ## Articles - [How to Get and Evaluate Startup Ideas: YC's 10-Question Test](https://www.dulandias.com/2026/09/evaluating-startup-ideas-yc-framework): Nobody can predict which startup succeeds. Jared Friedman's YC framework: ten questions, four mistakes, and a free scorecard to grade your own idea. - [Building a Production-Ready MCP Server: How I Gave an AI Agent the Run of Our Platform, and Why I Removed Every Delete Button First](https://www.dulandias.com/2026/08/building-a-production-ready-mcp-server): A Model Context Protocol server that exposes an entire production SaaS platform to an AI agent — content, sessions, devices, analytics, billing, jobs. Seven layers, 289 tools, and no delete button anywhere on the surface. - [Software Engineering's Great Re-bundling](https://www.dulandias.com/2026/08/software-engineering-great-re-bundling): AI made producing software artefacts cheap and verifying them expensive. That single split is why engineering roles are collapsing into fewer, wider ones. - [From Model to Product: Foundations for Practical AI Engineering](https://www.dulandias.com/2026/04/from-model-to-product-ai-production-systems): 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. - [Building a Production-Ready Prompt Engine: How I Designed a System That Handles Everything from Dynamic Templates to Multi-Layer Guardrails](https://www.dulandias.com/2025/12/building-a-production-ready-prompt-engine): 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. - [Bringing Computer Vision to the Edge: How I Cut Real-Time Similarity Search Battery Usage by 50%](https://www.dulandias.com/2025/11/bringing-computer-vision-to-the-edge): Building real-time computer vision on low-end mobile devices comes with unique challenges - especially when every second of inference drains battery. Here's how I optimised similarity search using HNSW and hybrid re-ranking to cut battery usage by over 50%. - [NI Tech Awards 2025: Belfast’s Tech Ecosystem Has Its Moment](https://www.dulandias.com/2025/10/ni-tech-awards-2025-belfasts-tech-ecosystem-has-its-moment): Northern Ireland's inaugural tech awards brought the community together to celebrate innovation across 11 categories. Here's what it felt like to be in the room. - [How to Raise Startup Funds at a Poker Table (No, Seriously)](https://www.dulandias.com/2025/09/how-to-raise-startup-funds-at-a-poker-table-no-seriously): A story about calculated risk-taking, unconventional survival, and what FedEx's near-death experience at a blackjack table teaches founders about runway and resourcefulness. - [Software is Changing (Again): Key Takeaways from Andrej Karpathy’s Talk at YC AI Startup School](https://www.dulandias.com/2025/07/software-is-changing-again-key-takeaways-from-andrej-karpathys-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. - [Why SEO Matters More Than Ever in the Age of AI (And What You’re Missing Out On)](https://www.dulandias.com/2025/07/why-seo-matters-more-than-ever-in-the-age-of-ai-and-what-youre-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. - [Why I Chose Preact (And Why I Might Never Look Back)](https://www.dulandias.com/2025/06/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. - [How I Built My Startup - Chapter 3](https://www.dulandias.com/2025/04/how-i-built-my-startup-chapter-3): Assembling the early EchonLabs team, first revenue, and the hardest lessons about what makes or breaks a founding team. - [New PAYE Tax Calculator for Sri Lanka - Instantly Estimate Your 2025 Monthly Tax](https://www.dulandias.com/2025/04/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. - [OpenAI’s New AI Engineer Can Code and QA Without You - Should You Be Worried?](https://www.dulandias.com/2025/04/openais-new-ai-engineer-can-code-and-qa-without-you-should-you-be-worried): OpenAI’s CFO has revealed plans for an AI agent capable of building, testing, and documenting software all on its own. What does this mean for developers - especially students and juniors just starting out? Here’s what you need to know. - [OpenAI Unveils GPT-4.1: A Quantum Leap in AI Performance and Efficiency](https://www.dulandias.com/2025/04/openai-gpt-4-1-release): OpenAI’s latest release, GPT-4.1, redefines AI capabilities with a massive 1 million-token context window, enhanced coding and instruction-following skills, and cost-effective performance. Discover how GPT-4.1 and its Mini and Nano variants are set to transform AI applications across industries. - [This Shopify Memo is Going Viral - 8 AI Truths That Will Reshape Every Company](https://www.dulandias.com/2025/04/this-shopify-memo-is-going-viral-8-ai-truths-that-will-reshape-every-company): Shopify’s leaked AI memo isn’t just a company directive - it’s a call to arms for every business leader. If you’re not thinking AI-first in how you hire, build, and scale, you’re already falling behind. Here’s a breakdown of the memo’s most urgent insights and how to act on them today. - [How I Built My Startup - Chapter 2](https://www.dulandias.com/2025/04/how-i-built-my-startup-chapter-2): In the last chapter, I shared how a humble conversation in a university boarding room sparked the idea that would become EchonLabs. But what happened next? Some secrets are finally being revealed in this chapter - including things I’ve never shared before. - [How I Built My Startup - Chapter 1](https://www.dulandias.com/2025/04/how-i-built-my-startup-chapter-1): It didn’t start in a boardroom. There were no pitch decks, no business plans. Just two students, a shared passion, and a tiny boarding room near university. This is where the EchonLabs story begins - from curiosity to creation. - [Ghibli-Style: How One Magical Look Captured the Internet’s Imagination](https://www.dulandias.com/2025/04/ghibli-style-how-one-magical-look-captured-the-internets-imagination): With soft brushstrokes, dreamy colors, and heart-tugging nostalgia, Ghibli-style art has taken the internet by storm. But what exactly is “Ghibli-style,” and why did it melt OpenAI’s servers? Here’s a look into the origins, the viral trend, and the whimsical magic behind it all. - [DeepSeek: The Quiet Math Tweak That Might Redefine the AI Future](https://www.dulandias.com/2025/04/deepseek-the-quiet-math-tweak-that-might-redefine-the-ai-future): It didn’t arrive with fireworks or fanfare. DeepSeek slipped into the scene with a simple mathematical change - and suddenly, it was the name on everyone’s lips. But what’s really behind the hype? Let’s unpack how a humble paper sparked global buzz, and what it means for the future of AI, geopolitics, and the race for smarter, smaller, and more efficient intelligence. - [Attention is All You Need - The Paper That Changed AI Forever](https://www.dulandias.com/2025/04/attention-is-all-you-need-the-paper-that-changed-ai-forever): Before 2017, AI models were powerful but painfully slow and complicated. Then came a research paper titled “Attention is All You Need” - a game-changer that flipped everything we knew about AI on its head. Here’s how it reshaped the future in the simplest way possible. - [UI-R1: Teaching AI to Navigate Your Screen Like a Pro](https://www.dulandias.com/2025/03/ui-r1-teaching-ai-to-navigate-your-screen-like-a-pro): What if your phone could predict your next tap or swipe? UI-R1, a new AI model trained with reinforcement learning, is bringing us closer to smarter, more intuitive virtual assistants. By learning from visuals and language - not just massive datasets - UI-R1 shows how AI can interact with real-world mobile apps more accurately and efficiently. - [How Do Language Models Learn Facts? Inside the Mysterious Memory of AI](https://www.dulandias.com/2025/03/how-do-language-models-learn-facts-inside-the-mysterious-memory-of-ai): How do large language models actually learn facts? A new study by Google DeepMind and ETH Zürich uncovers a surprising three-phase process - from slow starts to sudden insights and unexpected memory loss. These findings reveal why your AI assistant sometimes nails the answer - and sometimes confidently makes things up. - [Why Do Multi-Agent AI Systems Keep Failing? A Look Into the Latest Research](https://www.dulandias.com/2025/03/why-do-multi-agent-ai-systems-keep-failing-a-look-into-the-latest-research): Multi-Agent AI Systems promise intelligent collaboration between agents, but why do they so often underperform? A new UC Berkeley study digs deep into the causes of these failures - highlighting critical design flaws, coordination issues, and verification challenges - and offers a roadmap for building better, smarter systems. - [SEO Is Changing - Are You Keeping Up?](https://www.dulandias.com/2025/03/seo-is-changing-are-you-keeping-up): SEO is evolving beyond Google. AI platforms like ChatGPT, Gemini, and Perplexity are now deciding which brands to mention in AI-generated answers - but the problem? You can’t track this traffic in Google Analytics. Welcome to the Invisible Traffic Revolution. This guide breaks down Generative Engine Optimization (GEO) and how to ensure AI platforms recognize and recommend your content. Stay ahead before your brand becomes invisible online. - [Microsoft’s TypeScript Compiler Goes Native - What It Means for Angular, TypeScript, and Node.js Development](https://www.dulandias.com/2025/03/microsofts-typescript-compiler-goes-native-what-it-means-for-angular-typescript-and-node-js-development): Microsoft is rewriting the TypeScript compiler (tsc) in Go, promising 10x faster builds, lower memory usage, and reduced dependency on Node.js. This is a game-changer for Angular, TypeScript, and Node.js developers, significantly improving development speed and efficiency. - [Effective Marketing Strategies for SaaS-Based Platforms in 2025](https://www.dulandias.com/2025/03/effective-marketing-strategies-for-saas-based-platforms-in-2025): The SaaS industry is more competitive than ever, making it essential for businesses to implement strategic marketing approaches to attract, convert, and retain customers. This article explores the best SaaS marketing strategies for 2025, including content marketing, product-led growth, paid advertising, conversion rate optimization, and customer retention techniques. - [Generative AI: A New Revolution Reshaping the World](https://www.dulandias.com/2025/03/generative-ai-a-new-revolution-reshaping-the-world): Generative AI is reshaping our world in ways reminiscent of the Industrial Revolution. From automating routine tasks and transforming job roles to revolutionizing the IT landscape and empowering solo entrepreneurs to launch unicorn startups, this new era is redefining creativity and innovation. Dive in to discover how embracing AI could be your ticket to a future full of endless possibilities. - [Janashakthi x EchonLabs: A Blueprint for Reviving Sri Lanka’s IT Industry Through Collaboration](https://www.dulandias.com/2025/03/janashakthi-x-echonlabs-a-blueprint-for-reviving-sri-lankas-it-industry-through-collaboration): Sri Lanka’s IT industry is at a turning point, and the only way forward is through innovation, collaboration, and an export-first mindset. This is the story of how a bold partnership between Janashakthi Insurance PLC and EchonLabs - a corporate giant and a young startup - proved that when big businesses invest in local talent, real transformation happens. From a high-stakes trial project to reshaping an entire industry, this journey was made possible by visionaries like KV Kuganathan, the Schaffter family, and a relentless team that believed in what was possible. This is the blueprint for reviving Sri Lanka’s IT sector - one partnership at a time. - [Understanding Large Language Models (LLMs): The Basics of Their Math, Training, and Inference](https://www.dulandias.com/2025/02/understanding-large-language-models-llms-the-basics-of-their-math-training-and-inference): Large Language Models (LLMs) have transformed the world of artificial intelligence, enabling machines to generate human-like text, answer questions, and even write code. But how do they actually work? This article breaks down the key concepts behind LLMs in a way that is easy to understand, with just enough math to show how things come together. - [The Role of Generative AI in LegalTech](https://www.dulandias.com/2025/02/the-role-of-generative-ai-in-legaltech): Generative AI is revolutionizing the legal industry by automating tasks such as legal research, contract drafting, and litigation support. Its applications lead to increased efficiency, accuracy, and access to legal services, while also presenting challenges like ethical concerns and regulatory issues. Despite these hurdles, AI’s integration is set to reshape legal practices significantly. - [The Quest for AGI: Towards Artificial General Intelligence](https://www.dulandias.com/2025/02/the-quest-for-agi-towards-artificial-general-intelligence): Artificial General Intelligence (AGI) denotes a hypothetical AI with human-like cognitive abilities, capable of solving diverse problems autonomously. Its attainment poses significant technical and ethical challenges, reflecting debates on consciousness and alignment with human values. While progress in AI continues, true AGI remains uncertain, potentially decades away or evolving gradually. - [The Future of Artificial Intelligence](https://www.dulandias.com/2025/02/the-future-of-artificial-intelligence): Artificial Intelligence is rapidly evolving, particularly through advancements in generative AI, large language models (LLMs), and autonomous AI agents. These innovations are reshaping industries by automating tasks, enhancing productivity, and augmenting human capabilities. However, limitations exist, such as biases and inaccuracies, necessitating careful integration and oversight. A balanced approach can maximize benefits while mitigating risks. - [Embracing a New Digital Chapter](https://www.dulandias.com/2025/02/embracing-a-new-digital-chapter): After five years of dormancy, my website gets a fresh start! Upgrading from a 2015 HTML template to a dynamic WordPress site, I’m excited to share insights, research, and resources on AI, product leadership, and tech innovation. ## Pages - [Journey](https://www.dulandias.com/journey): Career history, roles, and the EchonLabs story. - [Research](https://www.dulandias.com/research): Ph.D. and published research in healthcare AI, NLP, and computer vision. - [Awards](https://www.dulandias.com/awards): Recognition including the Innovate UK Agentic AI Pioneers Prize 2025 and APICTA 2018 Gold. - [Contact](https://www.dulandias.com/contact): How to get in touch. ## Feeds - [RSS](https://www.dulandias.com/rss.xml) - [Sitemap](https://www.dulandias.com/sitemap.xml)