The latest articles on DEV Community by Mohammad Umam (@mohammad_umam_cea642902f8). https://dev.to/mohammad_umam_cea642902f8 https://media2.dev.to/dynamic/image/width=90,height=90,fit=cover,gravity=auto,format=auto/https:%2F%2Fdev-to-uploads.s3.us-east-2.amazonaws.com%2Fuploads%2Fuser%2Fprofile_image%2F1828663%2F0ff6742e-0017-4f40-b6fe-57ca98977712.jpg https://dev.to/mohammad_umam_cea642902f8 en Mohammad Umam Tue, 23 Jun 2026 16:03:06 +0000 https://dev.to/mohammad_umam_cea642902f8/how-i-built-toolvader-81f https://dev.to/mohammad_umam_cea642902f8/how-i-built-toolvader-81f <p>Problem</p> <p>Why most business calculators are terrible</p> <p>What I built</p> <p>Freelance Rate Calculator<br> Retainer Calculator<br> LTV Calculator<br> Startup Runway Calculator</p> <p>Tech Stack</p> <p>Astro<br> Tailwind<br> Cloudflare</p> <p>Website</p> <p><a href="https://toolvader.com" rel="noopener noreferrer">https://toolvader.com</a></p> webdev productivity opensource career