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Airthium
Decarbonized heat and power cheaper than fossil fuels
Last verified August 17, 2026 · Updated daily
Open roles at Airthium
Nothing live right now. We re-check Airthium daily and this page updates the moment they post.
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A role stays uncontested for about four days. Here's the window — and where we put you in it.
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Watching Airthium
0 applicantsRole spotted & verified
1You get the alert
1You've applied
~8Hits the job boards
250+Working at Airthium
Airthium is Decarbonized heat and power cheaper than fossil fuels, founded in and now <50 people. What this means for you: broad remit, direct access to founders, and equity that still means something if the company works out.
Paris, Île-de-France, France is where most Airthium positions are located.
How to actually get hired at Airthium
Why applying the normal way doesn't work
At this size (<50 people), Airthium has no recruiting function. Founders handle hiring alongside everything else. Reach them directly or get lost in the inbox.
Who to contact at Airthium
We're still mapping Airthium's hiring process. At this size (<50 people, Industrials, Climate), a founder or department head typically decides, but we haven't confirmed it yet.
What Airthium screens for
relevant experience and ability to operate autonomously
Tailor your CV to the specific Airthium role rather than sending a general one. Applications that mirror the language of the job description clear automated filters at a materially higher rate.
Mistakes that kill Airthium applications
Don't send the same CV you sent everywhere else. At <50 people it's obvious, and it's the fastest rejection there is.
Lead with their problem, not your ambition. Airthium is focused on is growing — show you understand that.
Most Industrials, Climate applications get ghosted. A day-five follow-up can double your response rate.
Applying to Airthium? Get the contact, not the form.
The Airthium interview process
3 stages · 7 days typical · take-home: no · modelled from similar companies
We don't yet have verified candidate reports for Airthium. What follows is the typical process for a <50-person Industrials, Climate company — treat it as a model, not confirmed detail.
Interview stages
Intro Call
Video call · 30 min
Culture fit and role expectations
Founder or hiring manager
Technical Deep Dive
Video call or in-person · 60 min
Past projects and problem-solving approach
Technical founder or lead
Final Round
In-person or video · 45 min
Team fit and offer discussion
Founding team
Airthium interview timeline
Airthium runs about days from first contact to offer. The median for Industrials, Climate companies at <50 people is 10 days, so Airthium is faster than most.
Interviewed at Airthium?
Tell us how it went — stages, questions, timeline. Takes 90 seconds and it's how this page stays accurate for the next person.
Submit your Airthium interview experience →Airthium jobs, frequently asked questions
Is Airthium hiring right now?
We aren't tracking any live Airthium vacancies today. We re-check daily and this page updates as soon as a role appears.
How do I apply for a job at Airthium?
Click through to apply, or see our detailed guide on landing a job at Airthium.
Does Airthium respond to cold emails?
We haven't verified response rates at Airthium yet.
Who is the hiring manager at Airthium?
At this size, hiring is usually run by a founder or department head.
How competitive is it to get hired at Airthium?
Roles at <50-person Industrials, Climate companies typically draw 50-100 applicants in the first two weeks. Applying inside 72 hours of a posting going live is the single biggest lever you control.
How many rounds is the Airthium interview?
3 stages: Intro Call, Technical Deep Dive, Final Round.
Is the Airthium interview hard?
The interview emphasizes relevant experience and culture fit over abstract problems. Hardest stage: Final Round.
Does Airthium give a take-home task?
No, Airthium does not include a take-home stage.
How long does Airthium take to get back to you?
Around 7 days across the full process.
What should I prepare for the Airthium interview?
Study relevant experience and culture fit. At this size (<50), they care about self-sufficiency over textbook knowledge.
Where is Airthium based?
Airthium is headquartered in Paris, Île-de-France, France.
Get Airthium roles before they're posted
A role stays uncontested for about four days. Here's the window — and where we put you in it.
From $9/month, cancel any time.
Watching Airthium
0 applicantsRole spotted & verified
1You get the alert
1You've applied
~8Hits the job boards
250+