Need backup ?
The Onestaff reflex.
The best way to find qualified support at the best rates on the market. 60,000+ skilled, motivated professionals are available for you in France and internationally.
Onestaff Freelance by Proman Intérim
Need permanent support?
The interim reflex.
Find qualified temporary workers to strengthen your teams thanks to the Proman Group’s digital solution.
Onestaff is part of the Proman Group, the leading independent French player in interim work and human resources since 1990. With 30 years of expertise, the group is now the 4th largest player in Europe and the 10th worldwide.
Need occasional support?
The Onestaff reflex.
Onestaff is the go-to solution for finding the qualified professionals you need for your temporary assignments.
Each professional’s expertise is verified before joining the platform, and partners evaluate their performance after every mission to ensure impeccable service quality.
The advantages of Onestaff
Stay in control: No more imposed profiles. Approve only the talent that meets your standards and their profile (references, ratings, reviews, photo…).
Impeccable quality: We verify the expertise of all professionals, and establishments evaluate their soft skills after every mission.
Active community: 60,000+ motivated professionals available in all major cities in France and internationally.
Flexibility: Book in advance or at the last minute — find the ideal profile in under 1 minute at the best market rate.
Five-star trust
More than 15,000 companies trust our 10 years of expertise and the talent of our freelancers.
Major public and private groups, prestigious brands, and thousands of independent establishments all use Onestaff every day via the website or mobile app.
Onestaff has become a reflex. Your reflex.










The most in-demand jobs
among 100+ available roles


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Témoignages 5 étoiles
"With Onestaff, I feel calm even during peak periods and I can focus on my job. Onestaff has become an essential tool for our group."

Thanks to competitive rates and a highly responsive customer service, we were able to delight our clients by offering them a complete, high-quality service.

"Un service de qualité, moins cher que la concurrence et avec des extras plus qualifiés. Onestaff a su s'adapter à notre business et à nos exigences. Je recommande vivement !"

Client case study
It all starts on a Monday morning: an unexpected influx of customers, a wave of absences, a postponed conference, chaotic schedules… Very quickly, teams find themselves under pressure across four different sectors: hospitality, food service, healthcare, and retail.
Within 24 hours, the situation worsens: rooms running late, services at risk, understaffed emergency units, endless lines in stores. Management is already talking about cancellations, losses, and customer frustration that will be impossible to recover from.
So the team activates Onestaff.
Within minutes, the platform identifies and mobilizes qualified profiles across each vertical. 48 hours later, all critical positions are filled and operations stabilise across all métiers thanks to:
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Onestaff Freelance
by Proman Intérim
Need occasional or permanent support?
Onestaff and Proman are here to help.
How does it work ?
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