Front-end: PurgeCSS. I introduced it to my team at work and impressed everyone. If you use a framework like Bootstrap, it can really come in handy. If you roll your own CSS, I imagine it has less benefit.
Back-end: AWS SQS and Elastic Beanstalk worker tiers. Offload tasks that don't need to be processed in real time and let the worker churn through tasks.
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Front-end: PurgeCSS. I introduced it to my team at work and impressed everyone. If you use a framework like Bootstrap, it can really come in handy. If you roll your own CSS, I imagine it has less benefit.
Back-end: AWS SQS and Elastic Beanstalk worker tiers. Offload tasks that don't need to be processed in real time and let the worker churn through tasks.