Curious what people here have created to solve their own problems - automation scripts, productivity tools, dashboards, AI helpers, browser extensions, trackers, or anything else.
What did you build, and do you still use it regularly? 👀
I built a Quiz App for myself: https://stackinterview.dev/quiz
Most resume builders feel too generic, so I wanted to create something more focused for developers, clean layouts, ATS-friendly formatting, technical resume sections, version control, and a faster editing experience overall.
With 15+ templates to try on
Try it here:
A deep dive into architecture, performance, and observability for Staff-track engineers.
This guide covers all 30 god-mode topics across rendering, performance, architecture, tooling, browser internals, system design, and production observability that separate mid-level devs from senior engineers at top product companies.
Master 50 essential system design patterns across 10 categories - from sharding and circuit breakers to CQRS and canary deployments - with trade-offs explained.
Most resume builders feel too generic, so I wanted to create something more focused for developers, clean layouts, ATS-friendly formatting, technical resume sections, version control, and a faster editing experience overall.
Need feedback on it
Try it here:
Had absolutely nothing to do, so I thought — why not just build one?
I used AI for parts of the development process, but the product itself isn’t some copy-paste AI-generated site. I genuinely tried to make it clean, fast, and actually useful.
It’s my first post here too, so I’d genuinely love feedback and suggestions.
Also added monetization because… might as well 💀
Try it here:
Had absolutely nothing to do, so I thought — why not just build one?
I used AI for parts of the development process, but the product itself isn’t some copy-paste AI-generated site. I genuinely tried to make it clean, fast, and actually useful.
It’s my first post here too, so I’d genuinely love feedback and suggestions.
Try it here:
If you're preparing for an interview then consider checking it out
Take a look, whether you're preparing for an entry-level or mid-level role, it should be quite helpful.