Jascha Siemering

• Leads “After Sales Business Boost”, driving customer loyalty through AI and analytics. • Owns product strategy, roadmap, backlog prioritization, and stakeholder alignment. • Drives product discovery by identifying opportunities, validating solutions, and translating business needs into scalable solutions. • Collaborates cross-functionally with engineering, analytics, and business stakeholders to deliver user-centric solutions. • Facilitates Agile ceremonies to drive alignment and continuous improvement.

• Managed 25 Tier 1 premium seller accounts in marketplace Germany. • Resolved technical escalations and improved seller satisfaction. • Led root cause analysis and operational improvements. • Audited associates to verify escalation handling accuracy and understand growth opportunities. Achievements: • Led cross-functional process improvement initiatives to increase customer retention. • Converted 16 dissatisfied sellers into satisfied accounts in 1 month. • Bar Raiser Award for 90% seller satisfaction ove

• Supported Amazon selling partners with end-to-end issue ownership. • Maintained high operational KPIs. • Supported onboarding and team improvement initiatives. Achievements: • Improved team KPIs (reduced reopen rate 5pp and transfer rate 3pp, increased absolute resolve rate 7pp in 12 weeks). • Mentored 80+ new hires and trained 25+ employees. • Analyzed 1K+ cases to identify root causes and transform them into improvement opportunities. • Presented weekly KPI reports to leadership. • Improved new hire KP

• Developed business plans and market analyses. • Managed databases, websites, and social media for Venture Capitals. • Supported the country manager for Germany.

• Supported logistics project “Speed”, implementing process optimization in operational business. • Analyzed warehouse and inventory data using SAP and Excel. • Implemented Kanban and Open Shop concepts. Achievements: • Reduced obsolete and slow-moving inventory by approximately €150K. • Developed a material overhead accounting model. • Bachelor’s Thesis: Analyzed 70K+ goods movements for logistics optimization and developed 4 alternative material delivery plans through Optimal Partitioning Heuristic.

Master's thesis: "Riverside: A Private Equity Acquisition" – Analysis of a real-world private equity case study

Bachelor's thesis: “Intralogistics in Flow” – Analysis and optimization of a delivery route plan