Mars
Assistant Ecom Customer Manager
Location: CHN-Shanghai-Shanghai | China
Location flexibility: 1 office day / week, 2 office days / week, 3 office days / week, 4 office days / week
Job Description
Job Description:
JOB TITLE:
Assistant Key Account/Customer Manager (Tmart & TDI)
Key responsibilities:
- Develop business plans for Tmall Supermarket and TDI channels, including volume forecasting, promotional roadmap, assortment strategy, inventory management and investment budget planning, take end‑to‑end accountability for sales and profit targets.
- Maintain regular, high‑quality communication with Tmall category buyers and platform stakeholders. Negotiate campaign slots, platform subsidies and priority resources for big‑sales events.
- Track channel operational metrics, conduct data‑driven analysis on sales performance, competitor activities and category trends, identify growth gaps and optimization opportunities, output actionable improvement proposals.
- Customer management: TP/KOL management, selling and negotiation.
- Cross functional communication: working with supply/ MKT/ finance on business delivery.
Experience and skills required:
- Bachelor’s degree or above.
- 3+ years working experience in E-commerce. Proven hands‑on experience operating Tmall Supermarket or TDI.
- High learning agility and self-driven.
- Excellent negotiation, cross‑functional coordination and problem‑solving capability, result‑oriented.
- Strong data‑analysis skills, commercially sensitive to sales, margin, cost and investment efficiency.
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Working at Mars

Hybrid

Core hours 11–3
Company benefits
Open to part-time employees
Open to job sharing
Open to compressed hours
Sabbaticals
Enhanced maternity leave – 26 weeks at 90% pay
Enhanced paternity leave – 26 weeks at 90% pay
24 days annual leave + bank holidays
“Pawternity” leave
Pregnancy loss leave
Bank holiday swaps
Shared parental leave
Adoption leave
Family health insurance
Pregnancy support
Neonatal leave
Faith rooms
Meditation space
Dog friendly office
Dog friendly co-working space
Annual bonus
Employee discounts
Cinema discounts
Referral bonus
Joining bonus
Cycle to work scheme
Electric Car Salary Sacrifice
Enhanced pension match/contribution
Theme park discounts
Lunch and learns
In house training
Learning license
Studying sabbaticals
Open to part time work for some roles
Menopause support
On-site gym
On-site barista
Secure on-site parking
On-site catering
Private booths
On-site wellness room
Collaboration spaces





