Accountant

About renn

Renn is an AI-driven startup making top-tier accounting services accessible to every business owner.

From an accounting perspective, we’re building the most effective accounting firm in the world, by automating the repetitive parts of the accounting work, freeing our accountants to bring a human touch and focus only on complex cases.

Soon to be one of the fastest-growing start-ups in Europe, we are looking for a highly driven, efficiency-loving accountant to join us immediately to help us on this exciting mission.

This is a unique opportunity to get in early at a fast‑growing, Techstars-backed startup that’s changing the game for small‑business owners.

We need a hands‑on Accountant to:

• Manage bookkeeping and accounting for autónomos
• Handle end-to-end processes: registrations, filings, and tax compliance
• Communicate with clients

What we're looking for

• 1+ years experience in Spanish accounting (autonomos) - tax filing
• Autonomo registration experience - plus
• Experience with non-residents - plus
• Clear, professional written communication in English (C1) and Spanish
• Analytical mindset and comfort with tech tools
• Bias for action and love for efficiency