Accounting & Sales Ops Intern/Apprentice M/F/Mx

Trustpair empowers large global companies to eliminate vendor payment fraud with a market leading account validation automation platform. Trustpair serves over 400 enterprise customers, helping finance teams protect against 100% of fraud attacks.

The company’s global presence includes offices in Europe & the US. Our team is composed of 100+ employees with 19 different nationalities who are dedicated to payment security. Trustpair raised 20 million euros to accelerate international growth, and equip finance leaders with the tools needed to tackle sophisticated fraud tactics such as AI, deepfakes, cyber attacks, and more.

About the role

Trustpair is hiring an Intern or Apprentice to join our growing Finance & Admin team from January 2026 .

As an important member of our team, you will contribute to the smooth running of our Sales Administration and assist with Accounting updates. This role offers a unique opportunity to gain comprehensive experience across key financial and commercial processes within a high-growth tech company. 

This is a hybrid position with weekly presence required in our Paris office.

What you'll do:

Sales Administration Management

• Billing & Collection: Take ownership of timely client invoicing using Chargebee and proactively manage payment collection via reminders for both internal and external stakeholders.
• Reporting: Prepare accurate reports on collection performance and monitor Days Sales Outstanding (DSO) to support our financial insights.
• Sales Support: Assist the Sales team by drafting quotes for renewals, creating transactions within our CRM ( HubSpot ) and provide general administrative support to the Sales team.
• Data Management: Collect essential billing information (client details, purchase orders, client platform onboarding details, etc.) to ensure seamless invoicing.

Accounting Support

• Dispute Resolution: Communicate with clients and suppliers to resolve requests and disputes efficiently.
• Month-End Support: Assist with the client revenue closing process at month-end.
• Expense Management: Maintain and update Spendesk and Pennylane , which includes processing supplier invoices, obtaining credit card payment justifications, and preparing expense records for Accounting.
• Tax Compliance: Ensure correct VAT (Europe) and Sales Tax (US) regimes are applied to both sales and purchases.

What’s in it for you 👀

• At Trustpair, we see AI as a tool to save time, sharpen focus, and boost impact - whether you're already hands-on with AI or eager to learn, you’ll join a team that values and encourages AI-driven ways of working
• Opportunity to explore an interesting variety of commercial topics in a scale-up
• International development with a strong focus on the USA & Europe
• Good work environment, possibility of taking a lot of initiatives
• Excellent work-life balance

Why join Trustpair? A list of our perks here !

Must-Haves:

• You're currently obtaining your Bachelor's degree (or equivalent) in Accounting, Finance, or Business Administration
• You already have a first professional experience involving billing and/or accounting task management
• You're fluent in French & English
• You're proficient in Excel / Google Sheets
• A solid understanding of VAT principles
• You're rigorous and have a strong attention to detail in your work
• Dynamic and collaborative environments are where you thrive

Recruitment Process

• First call with Aicha, Talent Acquisition Manager (30 mins)
• Experience interview with Léna, Accounting Manager & Margaux, FP&A (45 mins)
• Live case study on site with Léna & Romain, VP Finance (1h)
• Coffee fit with two members of our team (30 mins)

Equal Opportunity Statement
Trustpair's policy is to provide equal employment opportunity in all of our employment practices without regard to race, color, religion, sex, national origin, ancestry, marital status, protected veteran status, age, individuals with disabilities, sexual orientation or gender identity or expression or any other legally protected category.

Applicants for all positions in Trustpair must be legally authorized to work in the country which they are applying for or be a citizen from Schengen / EU zone. The verification of employment eligibility will be required as a condition of hire.