Account Senior Specialist - A Brands

About the Team At Trendyol Core Commerce, we build innovative, data-driven strategies that power sustainable growth and global expansion. From seller experience to new market launches, we turn insights into action—fast. Our cross-functional teams shape the future of commerce with bold ideas, real-time impact, and a deep sense of ownership. In a fast-paced, collaborative environment, we grow together — as individuals and as a team. Key Responsibilities Manage and develop relationships with Tier-A fashion sellers. Lead sellers through onboarding and support their successful integration into the marketplace. Act as the main point of contact for assigned accounts and manage seller needs and expectations. Work closely with the Planning team and relevant internal stakeholders. Identify and resolve seller challenges while maintaining strong commercial relationships. Support seller performance and long-term growth on the platform. Requirements 3–6 years of relevant experience. Background in fashion and marketplace/e-commerce. Strong negotiation and communication skills. Confident in managing demanding stakeholders and commercial relationships. Ambitious, proactive, and relationship-oriented. Experience with marketplaces such as Amazon or Namshi, or e-commerce experience within fashion brands such as H&M, Mango, or Zara, is highly relevant. What We Offer - Hybrid working model with flexibility: a schedule that helps you find the right balance between flexibility and team bonding, including work-from-abroad opportunities and a summer working model. - Personalised training allowance and learning opportunities: Use your annual budget for any training or conference of your choice, explore our Learning Management System (LMS) anytime, and join in-person learning sessions offered throughout the year. - Responsibility from day one: Take full ownership from the start in a culture where every voice is heard and valued. - A diverse, international team: Collaborate with global peers across our offices in Berlin, Amsterdam, Dubai, and beyond, in a startup-spirited and collaborative environment. - Opportunities to grow with the best: Tackle meaningful challenges, develop through hands-on experience, and grow with the support of expert guidance and global mentoring. - Meaningful connections beyond tasks: Be part of team rituals, events, and social activities that help us stay connected and inspired. Take the Next Step If this role excites you, apply today, we look forward to taking the next step with you. Want to get to know the team better first? Explore our Career Website, LinkedIn, or YouTube to learn more about #LifeatTrendyol and how we work.