Practical writing on software engineering, AI tooling, and solo-founder strategy — from someone actually building and shipping.
Featured articles
TechSee all →
- GPT-6 Astra: What the Benchmarks Actually Show
- Unreal MCP: How Claude Code Now Drives the Unreal Editor Directly
- When Do AI Glasses Developer Platforms Actually Open? A 2026 Timeline
- 3D Gaussian Splatting vs Unreal Engine: Two Ways to Build a 3D World - and Where Each One Ships
- LLMs Inside Unreal Engine: The New Skills Game Developers Need in 2026
BusinessSee all →
- The Duolingo Founder Story: Luis von Ahn, a Green Owl, and the Plan to Make Education Free
- The Midjourney Founder Story: David Holz, the Company That Took No VC Money, and the $500M Bootstrap
- The Figma Founder Story: Drones, a Meme Generator, and the $20 Billion Deal That Got Blocked
- The Spotify Founder Story: How Daniel Ek Beat Free Music by Being Faster Than Theft
- The Stripe Founder Story: Two Brothers From Limerick and Seven Lines of Code
InvestmentSee all →
- Elon Musk's X Money Says It Will Pay You 6% on Savings. Is It Too Good to Be True?
- Commercial Real Estate Investing: The Complete Guide
- Samsung vs SK Hynix: the HBM battle that will decide Korea's AI chip future
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- TSMC and the AI chip bottleneck Wall Street can't price correctly
Common SenseSee all →
- ISA: the Korean tax-free savings account most people don't use
- This Summer's Heat Wave: Key Points of the 2026 Vulnerable Population Protection Plan
- Majoring in AI or Software? Don't Miss the New AI Academic Incentive Student Loan
- Today's Financial Benefit: 2026 Small Business Stability Voucher (Up to 250,000 KRW)
ReadingSee all →
8 Sep
GPT-6 Astra: What the Benchmarks Actually Show
5min25 Aug
Weekly Retrospective - Last Week of August, 2026
2min25 Aug
Unreal MCP: How Claude Code Now Drives the Unreal Editor Directly
5min25 Aug
When Do AI Glasses Developer Platforms Actually Open? A 2026 Timeline
4min12 Jul
Weekly Retrospective - July Week 2, 2026
1min6 Jul
Weekly Retrospective - July Week 1, 2026
1min6 Jul
The Duolingo Founder Story: Luis von Ahn, a Green Owl, and the Plan to Make Education Free
7min6 Jul
3D Gaussian Splatting vs Unreal Engine: Two Ways to Build a 3D World - and Where Each One Ships
7min2 Jul
LLMs Inside Unreal Engine: The New Skills Game Developers Need in 2026
5min2 Jul
The Midjourney Founder Story: David Holz, the Company That Took No VC Money, and the $500M Bootstrap
5minWhat does Lief Tech cover? Backend engineering with Spring Boot and Python, cloud infrastructure, AI-powered product development, stock market analysis, real estate, and personal finance.
Who writes Lief Tech? A software engineer and founder with hands-on experience across backend systems and solo product operations. New posts several times a week.