The latest articles on DEV Community by Justyna Ilczuk (@ilonajulczuk). https://dev.to/ilonajulczuk https://media2.dev.to/dynamic/image/width=90,height=90,fit=cover,gravity=auto,format=auto/https:%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Fuser%2Fprofile_image%2F583000%2F5958963d-1519-4757-927f-ad98dcf592d0.jpeg https://dev.to/ilonajulczuk en Justyna Ilczuk Sat, 20 Feb 2021 17:25:15 +0000 https://dev.to/ilonajulczuk/shooting-yourself-in-a-foot-with-django-and-recovering-from-it-speeding-up-the-api-200x-1dil https://dev.to/ilonajulczuk/shooting-yourself-in-a-foot-with-django-and-recovering-from-it-speeding-up-the-api-200x-1dil <p>I've been working on my side project in Django and I couldn't not notice that it was taking JavaScript forever to load all the info from the backend API. It could even take 30s to fetch all the data (~150 records).<br> <a href="https://res.cloudinary.com/practicaldev/image/fetch/s--3nFZn3sp--/c_limit%2Cf_auto%2Cfl_progressive%2Cq_auto%2Cw_880/https://dev-to-uploads.s3.amazonaws.com/uploads/articles/6oedw16pgc3rp3eq7b0a.png" class="article-body-image-wrapper"><img src="https://res.cloudinary.com/practicaldev/image/fetch/s--3nFZn3sp--/c_limit%2Cf_auto%2Cfl_progressive%2Cq_auto%2Cw_880/https://dev-to-uploads.s3.amazonaws.com/uploads/articles/6oedw16pgc3rp3eq7b0a.png" alt="Super slow API calls"></a><br> I generally hate when apps are slow and I needed to do something about. I described how I made it my faster by profiling and strategic optimizations. You can check out the post <a href="https://tinystruggles.com/tech/django_slowness_traps/">here</a>.</p> performance django python api