My suggestion: Choose one area and develop expertise in it.
Read about it. Develop its deep understanding.
Have a side project. Could be unpaid initially.
Start teaching or writing about it.
I love reading about system design and distributed systems.
If you want to start learning system design, here is a $230 investment that will teach you enough to set you apart from the crowd.
Take your time to read these thoroughly.
✔ Designing Data-Intensive Applications – $48 – (https://lnkd.in/gk2Hsrwq)
✔ Grokking the System Design Interview – $59 – (https://lnkd.in/gui-PC7b)
✔ Grokking the Advanced System Design Interview – $59 – (https://lnkd.in/g-xyz-58)
✔ Web Scalability for Startup Engineers – $44 – (https://lnkd.in/g2m3957T)
✔ Cloud Architecture Patterns – $20 – (https://lnkd.in/gFmCFh5h)