About · Ref. ST-2026
Sébastien Tang
Program and delivery lead, Salesforce trainer

I am a program and delivery lead based in Seoul. Salesforce is the system I know best: I ran programmes for L’Occitane, Lacoste, Sanofi and TotalEnergies, and today I train the teams who use it.
- Based in
- Seoul. Onsite in France on planned dates.
- Languages
- English, French
- Independent
- Since 2022
- Hiring in Seoul
- I can work in Korea without sponsorship, in English or French. Programme, delivery, training.
The introduction, in video.
Read the transcript
Objectives: who I am and where I work from; what I do, in four modules; what I have delivered, and for whom; what I teach in 2026; how to work with me.
This sheet is written for: a training organisation, a company training its teams, an employer in Seoul, a CRM programme lead. Prerequisites: none.
Modules: Frame, a decision log. Run, a committee that decides. Teach, teams that operate it on Monday. Hand over, a run that holds.
Six real programmes: L'Occitane, Japan and France, 2023-24. Lacoste, 6 business units, 2023. Disneyland Paris, audit before the integrator, 2022. Sanofi, 6 systems into 1 org, 2021-22. TotalEnergies, CoE, 2019-21. Cognizant, 5 to 200 consultants, 2018-22.
15+ years in IT. 10+ years on Salesforce. 4 courses taught in 2026: BSX101, ADX201, ADX211, ADX261. 2 working languages. Seoul. Paris.
Sébastien Tang. Program and Delivery, Seoul. sebastientang.com
First I ran programmes, now I teach them.
- 2018-2022
- Cognizant: EMEA Salesforce pre-sales and delivery. I helped grow the practice from 5 to 200 consultants.
- 2019-2021
- TotalEnergies: I ran the Salesforce Center of Excellence, an account of about €1M a year.
- 2021-2022
- Sanofi: six systems migrated into one Salesforce org.
- 2022
- Disneyland Paris: B2B processes and the Salesforce target written down before choosing the integrator.
- 2023
- Lacoste: Customer 360 across several markets and six business units.
- 2023-2024
- L’Occitane Group: Service Cloud delivery for Japan and France, one approval path between headquarters and APAC.
- Since 2026
- Salesforce trainer for PLB and, for Capgemini, the AXA agency teams.
What colleagues say.
“I’ve had the pleasure of knowing Sebastien for 3 years, during which he managed to deliver large programs and lead a team of CRM experts.”
Principal consultant, integrator
“Sebastien has a way of breaking down complex Salesforce concepts into clear, actionable insights.”
Salesforce administrator, Trailhead mentoring
“He is an efficient project manager.”
CPQ specialist, TotalEnergies project
“Best PM on the market.”
Salesforce recruiter, recruitment firm
Where to go next.
The programme sheet shows what I do for a company that launches Salesforce. The trainer profile is the page training organisations forward.