Freelance - Sales Admin Manager / Gestionnaire ADV - (F/H)

This is a full-time freelance mission, based in our offices in Paris (75010), with a desired start date in mid-April and running until the end of July.

We are looking for someone available on-site and fully dedicated to the role for the entire duration of the mission.

Started in France in 2016, MyTraffic’s mission is to empower commerce professionals with the best location analytics and insights to make smarter decisions every day and design the best experiences in physical locations

We already serve more than 500 customers across multiple sectors — Retail, Real Estate, Cities, and Electric Vehicles (EV Connect) — all over Europe, helping them expand their businesses, analyze or predict investment performance, better understand customer behaviors, and benchmark results against competitors.

Backed by a €30M Series B fundraising round in November 2022 and strengthened by the strategic acquisition of Geoblink in January 2024, Mytraffic has become Europe’s leading location intelligence platform.

2026 will be a pivotal moment for Mytraffic. Joining us now means being part of a major transformation, as we launch an AI-powered product and redefine our go-to-market strategy around a strong Product-Led Growth approach. MyTraffic teams throughout project timelines, ensuring comprehensive and effective solutions.

Job Description :

You will join the finance team composed of André (CFO), Thibault Financial Planning & Analysis Manager and Christ, Finance Ops Apprentice.

We will welcome our future Sales Admin Manager in mid-July, and this freelance mission is designed to ensure continuity of operations until his arrival.

You will be responsible for all client invoicing, and your main responsibilities will be:

• Manage the multi-country client invoicing and factoring process

• Oversee the full collection process, including legal proceedings when necessary

• Measure and analyze key financial and operational KPIs

• Handle and resolve client claims and disputes

• Contribute to the continuous improvement & automation of financial operations processes

• Be the billing referent for the others teams & share reliable figures to the finance team

• Work with the accounting team on monthly and annual closings

About you :

• 2 years of experience as a Sales Admin Manager or in a similar role

• Highly rigorous and reliable, with strong attention to detail and deadlines

• Proactive, solution-oriented & automation-minded, anticipating issues and driving improvements

• Curious and business-minded, eager to understand the “why” behind the numbers

• Strong team spirit, collaborative and constructive with both Finance and non-Finance stakeholders

Here some tools we are using : Hubspot, Sellsy, Stripe, Upflow, Factofrance, Rubypayeur

What we offer :

• Dynamic Work Environment: Our department is a hub of innovation, testing new technologies and exploring new verticals

• High Impact: The quality of our analyses is recognized by major market players, and our solutions have a significant impact on our clients

• Cross-functional Collaboration: You will be the link between various MyTraffic teams throughout project timelines, ensuring comprehensive and effective solutions

⚙️ The Recruitment Process :

1️⃣ 15 min call with Clément, Sales Admin Manager
2️⃣ 1h30 with André, Head of finance and Clément (45 min of Business case)