
DevOps Interview Prep: Practice the Scenarios That Decide It
Practice DevOps interview scenarios with AI feedback and scoring in 15 minutes.
@brankopetric00 · X
I've got two 😀: - automate your X presence - helps you break into DevOps
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Practice DevOps interview scenarios with AI feedback and scoring in 15 minutes.
@brankopetric00 · X
I've got two 😀: - automate your X presence - helps you break into DevOps

Explore three AI agent runs on a scrubbable timeline showing planning, tool calls, and recovery.
douvy · HN
Educational tool for understanding AI agents. Code: https://github.com/douvy/how-agents-think

Test your product idea against AI-simulated focus groups matched to your target audience.
@product_luke · X
Free roast, no signup. Reply with your landing page URL. I'll run it through -- 50 AI-simulated customers from YOUR target audience -- and post the verdict here: → score /100 → top objections → the single most brutal verbatim quote First 10 replies. Fair warning: 15% of the panel are hard rejectors. They don't do mercy.

Practice system design by submitting architectures and experiencing AI-triggered production incidents.
u/No-Preference-846 · Reddit
I built an AI-augmented system design practice tool that triggers a live production incident when you submit your design - not just a critique Every system design prep resource I used was static — read a diagram, read the tradeoffs, move to the next one. Nothing ever pushed back on what I actually built. So I built ChaosBench . You design a system on a canvas — drag components, wire them up — and when you submit it, an LLM (Gemini) finds the actual weak point in your specific design and

Practice system design interviews with AI-powered simulations and expert feedback.
@ShashankCode · X
Checkout here :

Assess your job's AI risk with a quiz and receive a practical skill-building path.
@comingupnachos · X
vibe coding, is my job safe V1 goal to show an optimistic future for those who prepare and start upgrading skills, ai won't take your job a human using ai might Not techy just learning

Create drawing prompts with AI images and timed challenges at various difficulty levels.
haowen8098 · V2EX
做了一个随机绘画题目生成器 它可以根据绘画类型、难度和挑战时间生成题目,还提供倒计时和可选的 AI 参考图: https://www.drawingpromptgenerator.com/ 目前还是早期版本

Train your mind through gameplay in memory, logic, reaction, focus, and spatial reasoning.
@lucas_builds · X
come and train your mind for free and climb the ladder!

Practice pitching to AI investor personas and get scored feedback on your pitch.
@gatekeepvc · X
we help startup founders get discovered by VCs through AI pitch-offs

Practice intraday trading execution with hidden-date historical market sessions.
u/dodqy · Reddit
Trading Practice Platform I’ve always found it difficult to get meaningful practice outside of market hours, so I built a browser-based replay platform to solve that problem. You choose a stock or ETF, time of day, and up to three indicators, and it randomly loads a historical trading session from the past six months. The goal is to practice taking trades as if they were happening live. It includes: Basic and advanced TP/SL management AI trade reviews with a performance score after each

Practice all four IELTS skills with AI feedback on Speaking and Writing (per criterion), plus Reading and Listening mocks scored like the exam. Free tier available. Built to help y
@akzh4n · X
If you're planning to take the IELTS in a month, speed is a priority

Practice real-world UI challenges to prepare for frontend engineering interviews.
@ghazikhandev · X
I'm an engineer by day and builder post 6PM. Building and now. Always love to build something and now claude code has made me much more productive.