Billing Support Associate (SaaS)

Location: Hybrid in Vienna or Berlin

Salary: €1,300–€1,500 gross/month for 20 hours per week

Company

hirify.global is a B2B SaaS company providing digital receipts and secure, legally compliant transaction technology for retailers.

What you will do

• Own the Zendesk billing inbox and resolve invoice questions, copy requests, corrections, credit notes, and payment allocation issues.
• Investigate contracts, usage data, billing tools, and invoices to provide accurate customer explanations.
• Prepare invoice corrections and credit notes for Accounting review and document changes properly.
• Support dunning activities, answer questions about payment reminders, and coordinate payment plans with Accounting.
• Maintain customer-facing billing explanations and internal FAQs.
• Track recurring ticket types and collaborate with Finance and Product on process improvements and root-cause fixes.

Requirements

• Enrolled in a Bachelor’s or Master’s programme in business administration, accounting, finance, economics, or a similar field.
• Availability of 15–20 hours per week, with scheduling that can accommodate studies and exams.
• German at C1 level and English at B2/C1 level for customer and internal communication.
• Understanding of invoices, credit notes, and payment relationships.
• Clear communication, customer focus, reliability, and structured ticket follow-up.
• Comfort with Google Workspace or MS Office and the ability to learn new tools quickly.

Nice to have

• Previous experience in accounting, billing, or customer service.
• Spanish or Italian language skills.
• Curiosity about automation and AI in customer support.

Culture & Benefits

• Flexible working hours planned around lectures and exam periods.
• Real ownership from the first day and mentoring from the Accounting team.
• Opportunity to grow into a permanent Finance role after completing studies.
• Choice of Windows or Mac hardware.
• Open, direct, and pragmatic working culture.

Hiring process

• Resume screening and initial contact.
• Cultural Fit discussion.
• Skill and Team Fit conversation with the future team lead and colleagues.