Product for Engineers

The best of Product for Engineers in 2025

Popular, underrated, and favorite posts (and hedgehogs) from 2025

Dec 22, 2025 • Ian Vanagas

29

Your product ideas probably suck (that's ok)

A simple guide to validating product ideas

Dec 9, 2025 • Ian Vanagas

61

2

4

November 2025

How startups lose their edge

A first hand account of how "playing not to lose" can accidentally kill your startup

Nov 25, 2025 • PostHog

48

4

8

Collaboration sucks

If you want to go fast, go alone; if you want to go far, go alone too. (mostly)

Nov 11, 2025 • Charles Cook

159

26

15

October 2025

Non-obvious pricing advice for startups

Charge anything, changing pricing is OK, and other lessons we've learned at PostHog

Oct 27, 2025 • Ian Vanagas

48

1

32 things we’ve learned about building a startup that scales

What growing PostHog from 11 to 150 people taught us about culture, hiring, product, marketing, and more

Oct 14, 2025 • Charles Cook

76

4

6

September 2025

Avoid these AI coding mistakes

The mistakes we've made at PostHog and how to avoid them

Sep 30, 2025 • Ian Vanagas

71

5

How bolt.new works

Great tech + AI = profit $

Sep 16, 2025 • Lior Neu-ner

67

2

5

What we’ve learned about building AI-powered features

How to choose the right features, implement them the right way, and make them better (for real)

Sep 2, 2025 • Ian Vanagas

81

5

8

August 2025

Glue teams vs back-office teams

Don't get this wrong

Aug 19, 2025 • Michael Matloka

49

2

3

Failure modes for engineering team leads

...and how to avoid them.

Aug 4, 2025 • Lior Neu-ner

102

2

9

July 2025

40 things we’ve learned about marketing for developers

Lessons learned about brand, content, paid ads, SEO, LLMs, and more

Jul 21, 2025 • Ian Vanagas

67

7

9