ericwoo_kr My Stack After Burning Through a Dozen Tools Most “best tools for data science” lists are written by someone who watched a YouTube tutorial, got a Jupyter notebook running, and called it research. I know because I wrote one of those lists in 2022 and I’m embarrassed by it now. The tools I actually depend … Read more
Understanding REST APIs in the Context of Mobile Apps When we talk about REST APIs for mobile apps in 2026, we’re tapping into the backbone of modern mobile architecture. A REST API, short for Representational State Transfer, is an interface that allows different software applications to communicate with each other. Given the explosion of mobile … Read more
Why I Stopped Recommending Jira to Every Startup I Work With The breaking point was a Tuesday afternoon. I’d just joined a 6-person seed-stage startup as a fractional CTO — two backend devs, one frontend, a designer, a PM, and a founder who kept jumping in on tickets. Simple team. Clear scope. We needed to … Read more
The Problem That Made Me Test Both The breaking point wasn’t a crash or a missing feature. It was a Zapier bill. One Zap — a single lead routing workflow for one client — was burning through 400+ tasks per month. That’s a client on HubSpot sending form submissions to Google Sheets, triggering a Slack … Read more
Introduction: The AI Chatbot space in 2026 In 2026, SaaS customer support is increasingly leaning on AI chatbots to handle routine inquiries. But, despite the leaps in AI capabilities, we’re not anywhere near ditching human touch altogether. Let’s dive into why AI is seen as a critical tool in this space, and why it’s not … Read more
The Problem: Your E-Commerce App Refreshes Like It’s 2008 Your Django App Is Lying to Customers Right Now Here’s a scenario I’ve debugged more times than I want to admit: a sneaker drop goes live, two customers both see “1 item left in stock,” both click Add to Cart, both get a confirmation email — … Read more
Introduction I’ll tell you straight up—running volunteer teams without burning a hole in your pocket can be a wild ride, especially as we hit 2026. I’ve spent countless nights strategizing efficient ways to juggle projects with zero budget. It’s a kind of dance between optimism and sheer necessity. Many of us leading these teams do … Read more
The Problem That Made Me Try Both The sprint planning meeting that broke me happened on a Tuesday afternoon. Four of us had the same Google Sheet open — the one we’d been using as a “temporary” backlog tracker for eight months — and we were watching each other’s cursors collide in real time. Someone’s … Read more
Why Healthcare App Development is a Different Beast Most apps you build are forgiving. You ship a bug, you push a fix, users are mildly annoyed. Healthcare is not that. The first time a client asks you to pull an audit log of every field that was touched on a patient record — and you … Read more
The Problem With Letting Netlify Own Your Build Pipeline Netlify’s Git integration is genuinely great for the first week of a project. You connect a repo, it detects your framework, and deploys happen automatically on every push. That convenience has a ceiling, and most teams hit it faster than they expect. The ceiling I hit … Read more