Clients

Clients, case studies and testimonials

Interstate 21 has trained and advised development teams in government, finance, healthcare, hospitality and industry since 2014.

1000+developers trained
60+conference talks & workshops
10+Fortune 500 clients
Trusted by teams at
  • US Army
  • Lawrence Livermore National Laboratory
  • Federal Reserve Bank of San Francisco
  • Intel
  • Starbucks
  • IBM
  • Best Western
  • Discover Financial Services

Case studies

Three long-term engagements, with context, training and outcome.

80+developers trained

Federal Reserve Bank of San Francisco

6 on-site sessions (2017–2019). Mentored the FedCash team to rewrite several mission-critical applications, all launched ahead of schedule.

Read the case study →
50+developers trained

VSP Vision Care

On-site training 2017–2021. Mentored the VSP.com team to rewrite the entire website.

Read the case study →
30+developers trained

Best Western

2 sessions in 2019. Migrated the entire reservations portal from AngularJS to Angular.

Read the case study →

Testimonials

Verbatim feedback from participants and managers.

“Simply the best and most knowledgeable instructor that I've encountered. Brilliant!”

(traduit de l’anglais)
Deron W. · Lawrence Livermore National Laboratory, Livermore, CA · Angular training

“This was by far the best training/consultation that I have been involved with. Alain’s extensive knowledge, quick wit, and industry insight made for a truly invaluable and unforgettable experience.”

(traduit de l’anglais)
Lele G. · Federal Reserve Bank of San Francisco · Lead Software Developer · Angular training

“Alain got two server side developers (including me) up to speed on Angular so fast that we were already contributing code after one day of training. He was a pleasure to work with and a great asset to the team.”

(traduit de l’anglais)
Daniel T. · Lightsail, South Africa · Angular training

“Congratulations on another successful Angular Training! I’ve heard great feedback from our employees. Can we schedule more classes next month?”

(traduit de l’anglais)
Ron E. · VSP Vision Care · Angular training

“My developers spent 3 days with Alain and have been coding new features faster than ever before. I'm truly impressed.”

(traduit de l’anglais)
Carolyn K. · Best Western · Angular training

“Thank you for being very patient, thorough, and clear when you answer people's questions. Also, the way you have presented class materials and lab exercises is really excellent. I feel I have learned a lot.”

(traduit de l’anglais)
Brian H. · IBM · Angular training

“It was really great to have a trainer who really knew what he was talking about and answered 100% of our questions.”

(traduit de l’anglais)
Jeff · The Weather Channel, Atlanta, GA · Angular training

“Angular Training really helped me get to the next level in my front end development career with Angular. Much appreciated!”

(traduit de l’anglais)
Don H. · Fannie Mae, Addison, TX · Angular training

“Very well taught class. The pacing was just perfect and the instructor's knowledge of the subject was commanding. I was able to learn a lot and this will help me at work.”

(traduit de l’anglais)
Anthony Y. · Macy's, San Francisco, CA · Angular training

React and TypeScript courses

Alain also teaches React and TypeScript for Human Coders, a training partner. Public participant reviews from his sessions:

“Alain Chautard était une personne très compétente et pédagogue”

Bertrand L., LUCEM CONSEIL · 06/10/2026 · React training

“Très bon formateur qui guide pas à pas et à qui l’on peut poser différentes questions pour aller plus loin. Il a une très bonne connaissance de React mais aussi de l’écosystème tout autour.”

Thibault P., ADIMEO Group · 21/10/2026 · React training

“Très bon intervenant avec une expérience indéniable qui apporte énormément à la formation. Contenu applicable dans le monde réel, pas uniquement de la théorie.”

Benoit N., LUCEM CONSEIL · 06/10/2026 · React training

“Formation bien structurée, bien menée, agréable, et qui a pleinement répondu à mes besoins. Le formateur maîtrise totalement son sujet.”

Let's talk about your team

Or email contact@interstate21.com