Seller Customer Service Specialist –

Seller Customer Service Specialist (German Speaking)

Location: Lisbon Portugal On-site

Start Date:8 January 2026

Working Schedule:

Phase 1:

• Monday to Sunday
• Shift options: 08:0017:00 or 09:0018:00 (rotative shifts)
• Days Off: 2 rotational days

Phase 2 (at a later date TBC by client):

• 24/7 rotational shifts Monday to Sunday

Role Overview:

As a Seller Customer Service Specialist you will support German-speaking sellers on the platform helping them manage their accounts improve performance and achieve business success. This role requires strong customer service skills combined with sales awareness and a commercial mindset supporting sellers through guidance issue resolution and performance-related recommendations.

Key Responsibilities:

• Provide customer support to sellers via email chat and/or phone in German and English
• Support sellers with account-related inquiries performance issues and platform usage
• Identify opportunities to influence seller success through guidance and best practices
• Apply sales awareness to encourage adoption of platform tools and features
• Ensure high-quality service delivery while meeting KPIs and SLAs
• Accurately document interactions and actions in internal systems
• Collaborate with internal teams to resolve complex seller issues

Mandatory Requirements:

• Fluent German and advanced English
• Minimum 1 year of experience in customer service telesales account management or customer success roles connected to business development
• Sales awareness and the ability to positively influence seller performance (mandatory)
• Strong communication negotiation and relationship-management skills
• Ability to work in rotational shifts including weekends

Important Client Requirement:

• Candidates must not have previously worked for ByteDance regardless of line of business BPO or country.
  (Profiles with any prior ByteDance experience should not be submitted.)

Nice to Have:

• Experience supporting online sellers e-commerce platforms or marketplaces
• Familiarity with sales KPIs and performance metrics
• Experience in B2B customer support environments

Compensation & Benefits:

• Base Salary: 1100 (paid over 14 months)
• Complexity Bonus: 100 (paid over 11 months)
• Meal Allowance: 7.63 per day
• Health Insurance: since day 1 (free after 6 months of contract.)

Accommodation The Game Changer

• Immediate access to a shared apartment (private room) upon arrival
• All utilities included
• Fixed cost of 280/month deducted directly from your payslip
• No deposit agency fees or upfront rental costs

Why Join Us:

• Work on a global e-commerce and digital platform project
• Develop skills in seller support account management and commercial operations
• Multicultural and fast-paced work environment
• Structured onboarding and continuous training