Discover My Suite of Tools

Engineering & Architecture Tools

Boost your productivity with my carefully crafted suite of tools.

ROI Calculator

Calculate the return on investment (ROI) for your project with sensitivity analysis and breakeven charts.

Use the RICE framework to prioritize your team's projects with visual charts and export options.

Discover whether you lean towards Engineering Manager or Tech Lead through realistic workplace scenarios.

Select the right database for your system design with CAP triangle visualization and comparison mode.

Practice back-of-the-envelope calculations with difficulty tiers and topic filters.

Practice system design interviews with 20+ scenarios, difficulty levels, and an AI interviewer mode.

Preview how your URLs appear on Twitter, LinkedIn, Slack, and Discord with validation warnings.

Calculate your available focus time across the week and get meeting consolidation tips.