Sr. Backend Product Engineer

TL;DR

• We're a global e-invoicing platform operating in 25+ countries.

• Revenue grew 10x last year, and we plan to 3x in 2026.

• Role: own integrations end-to-end — research, define, build, ship, and iterate with customers.

• Looking for: 10+ years of backend experience, strong product judgment, fluent English, builder mentality, comfort with ambiguity, and complex domains.

• Compensation: €90k–€140k base + Stock Options.

• Location: Madrid (at least 3-4 days/month in our office, travel expenses paid).

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Hi there ,

I'm Juan, the CEO of Invopop. We help companies like Fever, DeepL, Booksy, and SumUp issue and receive invoices that comply with local requirements across 25+ countries.

We're looking for a Senior Back-end Product Engineer to join our team in Madrid. If you enjoy solving hard problems with elegant software, owning your roadmap, and helping sh...