Get free backlinks or external links

[etechstack]

backlinks are important to get higher traffic to your website and for getting higher rank in search engine.

here is a simple method:

Post or ask
tech related solution by commenting your question on eTechStack and add your website url in comment or with question.
on any post of eTechStack you can comment and get free backlink.
this website have multithread own program. so whenever eTechStack indexed by search engines. your url will also indexed by search engine.

note: questions and links should be valid and related to tech only.