Junior Accountant (Fixed-term contract)

Founded in 2012, Mirakl is an innovation platform that empowers businesses to compete in the marketplace economy, supporting retailers and B2B organizations worldwide.

Mirakl offers an operating system that includes an enterprise marketplace solution, AI‑powered multichannel selling, retail media, and a commercial infrastructure. The company works with a global ecosystem of more than 450 marketplaces and 100,000 third‑party sellers.

This role is a 9‑month fixed‑term contract based in Paris with four days on site each week.

Your Responsibilities

• Maintain and update customer master data in the ERP, ensuring accuracy and completeness
• Enter, verify, and reconcile sales orders in the ERP, flagging discrepancies for resolution
• Generate, review, and send invoices and credit notes to customers in a timely and accurate manner
• Record and allocate incoming customer payments accurately in the ERP, ensuring timely reconciliation of open items
• Support month‑end revenue recognition and contribute to accurate financial reporting
• Assist in the preparation and filing of tax declarations (VAT, US tax, and other applicable taxes) in coordination with the Finance team
• Act as a point of contact for AR‑related queries from internal stakeholders, including Sales and Customer Success teams
• Leverage AI‑powered tools to automate repetitive AR tasks, improve accuracy, and support more efficient financial operations
• Monitor accounts receivable aging, follow up on overdue balances, and manage customer queries professionally
• Identify opportunities to improve AR processes and tools, and actively contribute to their implementation
• Handle ad hoc AR requests and contribute to month‑end and year‑end closing activities

What You'll Bring to the Role

Experience

• Initial experience in an accounting or finance function
• Familiarity with ERP systems and billing processes
• Prior exposure to cross‑functional collaboration (for example, with Sales or Customer Success) is a plus

Skills

• Advanced proficiency in Excel (pivot tables, VLOOKUP/XLOOKUP, data reconciliation)
• Strong attention to detail and financial rigor
• Proactive and solutions‑oriented, with a curious mindset and appetite for continuous improvement
• Clear and professional communicator, both written and verbal
• Team player: able to collaborate effectively and share knowledge to elevate collective performance
• Comfortable using AI tools to streamline workflows, reduce manual effort, and enhance productivity

Tools/Software Used

• Microsoft Office
• Upflow
• Stripe