Customer Success Manager

AMZ Prep; Polska; Hybrid; PLN 120,000 - 180,000; Full time

Job summary

AMZ Prep is seeking a Customer Success Manager to own a portfolio of brands, focusing on retention, satisfaction, and growth after launch. You will be the primary liaison between customers and internal teams across operations, IT, and finance, ensuring SLAs are met and complex service solutions run smoothly.

You will lead business reviews, audit invoices, track accounts receivable, and identify opportunities to improve processes and financial performance.

Qualifications

• Experience in customer experience management or account management.
• Strong ability to manage multiple priorities and complex service solutions at pace.
• Excellent communication and relationship-building across internal and external stakeholders.
• Analytical mindset with attention to detail, able to solve problems from incomplete information.
• Experience with financial processes including invoice auditing and A/R.
• Ability to lead a customer business review independently.

Responsibilities

• Own retention, satisfaction and growth across an assigned book of customers.
• Act as primary liaison between the customer and internal teams including operations, IT and finance.
• Translate client service requirements to cross-functional teams and ensure SLA adherence.
• Oversee the management and implementation of complex service solutions to minimize friction.
• Lead and coordinate customer business reviews with proactive recommendations.
• Audit customer invoices, track outstanding A/R and drive timely resolution.
• Partner with account leadership to improve service processes, efficiency and financial performance.
• Keep documentation, meeting notes and action items current until issues close.
• Identify growth opportunities and work with management to convert them.
• Feed customer input back into enhancements, product offerings and process improvements.

Skills

Customer relationships

Account management

Communication

Analytical thinking

Financial processes (invoice auditing)

Cross-functional collaboration

Business review leadership

Job description

Customer Success Manager

Reports to: Client Success Lead

Purpose

Own a portfolio of brands and be accountable for their retention, satisfaction and growth after launch.

What you'll do

• Own retention, satisfaction and growth across an assigned book of customers.
• Act as primary liaison between the customer and internal teams including operations, IT and finance.
• Translate client service requirements to cross-functional teams and hold the line on SLA adherence.
• Oversee the management and implementation of complex service solutions so customer programs run without friction.
• Lead and coordinate customer business reviews, bringing recommendations rather than just reporting.
• Audit customer invoices, track outstanding A/R and drive timely resolution.
• Partner with account leadership on work that improves service process, operational efficiency and financial performance.
• Keep documentation, meeting notes and action items current so account issues actually close.
• Identify growth opportunities and work with management to convert them.
• Feed customer input back into enhancements, product offerings and process improvements.

What you'll need

• Experience in customer experience, account management or a related field.
• Ability to manage multiple priorities and complex service solutions at pace.
• Strong communication and relationship building across internal and external stakeholders.
• Analytical, detail-oriented, comfortable solving problems from incomplete information.
• Experience with financial processes including invoice auditing and A/R.
• Able to lead a customer business review on your own.

Bonus points

• Supply chain, warehouse fulfillment or ecommerce background.
• Familiarity with SLAs and operational metrics.
• Business transformation or process optimization experience.
• CRM or customer service management tooling.