--- title: "Marcin Firmuga (@huckler) | Hashnode" description: "In way to dreams | HCK_Labs. Read the latest articles by Marcin Firmuga on Hashnode." url: "https://hashnode.com/@huckler" --- @huckler # Marcin Firmuga @huckler · Poland · Joined February 2026 In way to dreams | HCK\_Labs [Website](https://linktr.ee/marcin_firmuga) ### [I Tried Fixing One Chart Bug. Three Weeks Later I Had Rebuilt My Entire AI Monitoring Engine. PC Workman 1.6.8](https://hck.hashnode.dev/i-tried-fixing-one-chart-bug-three-weeks-later-i-had-rebuilt-my-entire-ai-monitoring-engine-pc-workman-1-6-8?utm_source=hashnode&utm_medium=feed) A simple chart bug turned into a full rebuild of my Python AI monitoring app: telemetry engine offline AI, optimization, and real system intelligence. 7 min read · [hck.hashnode.dev](https://hck.hashnode.dev/i-tried-fixing-one-chart-bug-three-weeks-later-i-had-rebuilt-my-entire-ai-monitoring-engine-pc-workman-1-6-8?utm_source=hashnode&utm_medium=feed) [May 16](https://hashnode.com/posts/i-tried-fixing-one-chart-bug-three-weeks-later-i-had-rebuilt-my-entire-ai-monitoring-engine-pc-workman-1-6-8/6a0898d074b18db686fc45bc) ### [I Spent 6 Months Building a Python App Nobody Could Run](https://hck.hashnode.dev/i-spent-6-months-building-a-python-app-nobody-could-run?utm_source=hashnode&utm_medium=feed) After 6 months of solo development, I shipped my first Python .exe, got real users, real bugs, and learned what software really is. PC Workman 1.6.3 6 min read · [hck.hashnode.dev](https://hck.hashnode.dev/i-spent-6-months-building-a-python-app-nobody-could-run?utm_source=hashnode&utm_medium=feed) [May 16](https://hashnode.com/posts/i-spent-6-months-building-a-python-app-nobody-could-run/6a0896e574b18db686fb1a90) ### [How I Built an AI Manual Assistant Between Warehouse Shifts (and Why It Told Me to Put Charcoal in a Washing Machine)](https://hck.hashnode.dev/how-i-built-an-ai-manual-assistant-between-warehouse-shifts-and-why-it-told-me-to-put-charcoal-in-a-washing-machine?utm_source=hashnode&utm_medium=feed) From warehouse shifts to building an AI manual assistant. How I created GuideAI scan a QR code and chat with any device. Journey and lessions GuideAI. 3 min read · [hck.hashnode.dev](https://hck.hashnode.dev/how-i-built-an-ai-manual-assistant-between-warehouse-shifts-and-why-it-told-me-to-put-charcoal-in-a-washing-machine?utm_source=hashnode&utm_medium=feed) [May 10](https://hashnode.com/posts/how-i-built-an-ai-manual-assistant-between-warehouse-shifts-and-why-it-told-me-to-put-charcoal-in-a-washing-machine/6a00884fe3eebc2e20824080) ### [The Night I Stopped Building For Myself (And Why It Saved My Project)](https://hck.hashnode.dev/the-night-i-stopped-building-for-myself-and-why-it-saved-my-project?utm_source=hashnode&utm_medium=feed) That single thought hit me harder than my 2014 laptop screaming at 94°C. Because at that moment… I was the user. 3 min read · [hck.hashnode.dev](https://hck.hashnode.dev/the-night-i-stopped-building-for-myself-and-why-it-saved-my-project?utm_source=hashnode&utm_medium=feed) [May 10](https://hashnode.com/posts/the-night-i-stopped-building-for-myself-and-why-it-saved-my-project/6a00857ce3eebc2e207ff2ae) ### [Sigstore Made Easy: How I Prove PC\_Workman Is Actually From Me](https://hck.hashnode.dev/sigstore-made-easy-how-i-prove-pc-workman-is-actually-from-me?utm_source=hashnode&utm_medium=feed) Sigstore Made Easy: How I Prove PC\_Workman Is Actually From Me User Safety & Security, Part 2 of 3 Here’s the uncomfortable truth about open source. 4 min read · [hck.hashnode.dev](https://hck.hashnode.dev/sigstore-made-easy-how-i-prove-pc-workman-is-actually-from-me?utm_source=hashnode&utm_medium=feed) [Apr 7](https://hashnode.com/posts/sigstore-made-easy-how-i-prove-pc-workman-is-actually-from-me/69d4e1775da14bc70e2d13a0)