Note: Tag Devfolio and Matic handles on relevant platforms while posting and mention tier as well.
Devfolio:
We are pleased to introduce you to our sponsor @devfolioco - a community-powered developer talent network. Devfolio being at the forefront of the hacker movement in India, helps developers find meaningful jobs in companies they'd love to work for!Check them out 
Matic:
It's our pleasure to introduce you to our sponsor @maticnetwork. Matic provides scalable & instant Ethereum transactions using sidechains simplifying interactions between users and the decentralized world. Check them out on: https://matic.network