John Builds

Solo founder building in public. Making XreplyAI. The AI does the posting. I do the building so founders can stay visible on social without it consuming their day

Joined on Apr 20, 2026 https://xreplyai.com/

John Builds

May 12

We A/B tested value-first onboarding (generate before subscribe) — here is what happened

#solofounder #indiehacker #productivity #ai

2 min read

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John Builds

May 11

Best AI Tools for Social Media in 2026 (Ranked and Reviewed)

#socialmedia #ai #productivity #indiehacker

4 min read

John Builds

May 8

Auto-DM new Twitter/X followers: how we built it, and the API wall blocking Instagram and LinkedIn

#webdev #javascript #productivity #solofounder

2 min read

John Builds

May 6

Why AI content sounds generic (and the fix isn't better prompts)

#solofounder #ai #productivity #indiehacker

2 min read

John Builds

May 1

How to Format Text in LinkedIn Posts (Bold, Italic, Strikethrough)

#linkedin #socialmedia #contentcreator #indiehacker

3 min read

John Builds

Apr 30

How we built auto-DM for new X followers without making it feel like spam

#solofounder #indiehacker #productivity #ai

1 min read

John Builds

Apr 28

What is BYOK (Bring Your Own Key)? — Test

#ai #solofounder #productivity

1 min read

John Builds

Apr 22

What I built this week: moving publish actions into the editor to fix a silent drop-off problem

#showdev #nextjs #rails #ux

1 min read

John Builds

Apr 21

Why AI generated content sounds generic and the fix that actually worked for me

1 min read

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John Builds

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We A/B tested value-first onboarding (generate before subscribe) — here is what happened

Want to connect with John Builds?

Best AI Tools for Social Media in 2026 (Ranked and Reviewed)

Auto-DM new Twitter/X followers: how we built it, and the API wall blocking Instagram and LinkedIn

Why AI content sounds generic (and the fix isn't better prompts)

How to Format Text in LinkedIn Posts (Bold, Italic, Strikethrough)

How we built auto-DM for new X followers without making it feel like spam

What is BYOK (Bring Your Own Key)? — Test

What I built this week: moving publish actions into the editor to fix a silent drop-off problem

Why AI generated content sounds generic and the fix that actually worked for me