Backend Product Engineer at Invopop

We’re a global e-invoicing platform operating in 25+ countries. We’re a global e-invoicing platform operating in 25+ countries. Revenue grew 10x last year, and we plan to 3x in 2026. 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. Role: own integrations end-to-end — research, define, build, ship, and iterate with customers. Looking for: 1–10 years of backend experience, builder mentality, fluent English, comfort with ambiguity, and complex domains. Looking for: 1–10 years of backend experience, builder mentality, fluent English, comfort with ambiguity, and complex domains. Compensation: €50k–€90k base + Stock Options. Compensation: €50k–€90k base + Stock Options. Location: Madrid (at least 3 days/week in our beautiful office in El Viso, Madrid). Location: Madrid (at least 3 days/week in our beautiful office in El Viso, Madrid). ⸻ 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 Backend Product Engineer to join our team in Madrid.