Martyna Kostrowicka

Managing the 'My Account' section and financial services for an e-commerce luxury platform, optimising financial data management, compliance, risk and fraud prevention to improve operations and reduce churn. Implemented feature-led improvements and microservice replacements to increase revenue and user satisfaction.

Led integration of a Treasury Management System to provide real-time cash flow insights, automating cash reporting and forecasting to cut manual reconciliation by 50% and improve planning accuracy. Defined product vision and strategy for a B2B treasury solution and presented progress to leadership quarterly.

Oversaw end-to-end invoicing, collections and reconciliation processes and implemented automation to reduce errors and improve cash flow; acted as primary client contact driving high satisfaction and retention. Led cross-functional initiatives in product, design and marketing that increased conversions and customer retention.

Managed the order-to-cash cycle and accounts payable functions, optimising invoicing, receivables and vendor payments to enhance cash flow alignment with treasury objectives. Improved process efficiency across O2C and AP operations.

Completed a Digital Product Management program focusing on principles, strategies, and techniques for managing digital products across their lifecycle.

Completed training on managing remote teams including strategies and best practices for communication and productivity in distributed teams.