r/AskEngineers is a subreddit with 2.7M members. The most common kinds of discussions are advice requests and solution requests, and the community frequently discusses looking for, looking, electronics, engineering, and design, and they frequently recommend/review cad software, coding language, and webshop.
Engineers apply the knowledge of math & science to design and manufacture maintainable systems used to solve specific problems. AskEngineers is a forum for questions about the technologies, standards, and processes used to design & build these systems, as well as for questions about the engineering profession and its many disciplines.
Popular Themes in r/AskEngineers
#1
Advice Requests
: "How do engineers account for thermal expansion in longspan steel bridges without compromising structural integrity?"
12 posts
#2
Solution Requests
: "Can a software-defined radio be used to scan local RF spectrum for gaps?"
9 posts
#3
Ideas
: "Why do skyscrapers in the US seem to use a lot more steel beams while everywhere else they seem to favor reinforced concrete?"
2 posts
#4
Pain & Anger
: "How screwed am I? Fixture design"
1 post
#5
Money Talk
: "My company wants to switch industrial suppliers to save money. Is it actually worth the headache, or do you get what you pay for?"
1 post
Popular Topics in r/AskEngineers
#1
Looking For
52 posts
#2
Looking
20 posts
#3
Electronics
13 posts
#4
Engineering
10 posts
#5
Design
9 posts
#6
Websites
7 posts
#7
Motor
3 posts
#8
Mechanism
3 posts
#9
Material
3 posts
#10
Pump
3 posts
Products Discussed in r/AskEngineers
Cad Software
9 reviews
#1
PTC Creo
4.0★ from 2 reviews
#2
Siemens NX
4.0★ from 2 reviews
#3
Autodesk Inventor
4.0★ from 2 reviews
Coding Language
5 reviews
#1
Python
4.3★ from 3 reviews
#2
Arduino
4.0★ from 1 review
#3
C++
4.0★ from 1 review
Webshop
4 reviews
#1
Fabory
4.0★ from 3 reviews
#2
Accugroup
5.0★ from 1 review
Flair Used in r/AskEngineers
#1
Discussion
: "Do engineers today ever do manual calculations to verify if the computer software is correct?"
88 posts
#2
Mechanical
: "how do you guys handle DFM training for junior engineers who treat solidworks like minecraft?"
78 posts
#3
Civil
: "If Roman concrete could self-heal and last 2,000 years, why does modern concrete still crack and fail in decades?"
14 posts
#4
Electrical
: "Could you make an induction French top?"
14 posts
#5
Chemical
: "What engineering and technological shifts since the early 2000s have made a 0.5 mg/m³ flour dust exposure limit achievable in modern flour mills?"
5 posts
#6
Computer
: "What is ACTUALLY causing the “444” phantom calls on old Samsung phones?"
1 post
Member Growth in r/AskEngineers
Yearly
+55k members(2.1%)
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About
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Last updated: July 16, 2026