Product Engineer, Banking and Invoicing

🕒 July 27

🇪🇸 Spain – Remote

💵 €60k - €69k / year

⏰ Full Time

🟡 Mid-level

🟠 Senior

🧑‍💻 Full-stack Engineer

👻 Ghost score 3%

What it means: how likely this posting is sitting open without active hiring.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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Xolo

WebsiteLinkedInAll Job Openings

51 - 200 employees

🤝 B2B

☁️ SaaS

📋 Compliance

💰 $3.9M Series A - Xolo on 2021-02

B2B • SaaS • Compliance

Xolo is a remote-first platform for solopreneurs and freelancers that simplifies company formation, invoicing, payments, tax, accounting and compliance. It offers products like Xolo Go (invoice without a company) and Xolo Leap (e-Residency company) alongside localized solutions for Spain, Italy and Estonia, free tools (invoice generator, freelance toolkit), and support for running an EU or location-independent business. Xolo advertises large-scale usage (150K+ users, 1. 1M+ clients invoiced, €6B+ processed) and positions itself as an end-to-end administrative and compliance partner for independent professionals.

📋 Description

• Design, build, and maintain backend and frontend systems that power our core platform. • Deliver solutions via API to UX with workflow automation as default mental model. • Take full ownership of end-to-end solutions from understanding the problem and success metrics to implementation, monitoring, and continuous improvement. • Work with Product, Design, and key stakeholders to translate accounting, invoicing, and regulatory requirements into scalable product experiences. • Build and maintain integrations with banking and financial systems, while considering reliability, security, and operational constraints. • Make technical decisions that balance security, performance, quality, and long-term maintainability. • Contribute to improving observability, system reliability, and engineering practices across the platform. • Stay curious about emerging technologies, including AI-assisted engineering workflows and developer tooling.

🎯 Requirements

• Proven professional experience working with Java and the Spring Boot framework in production environments. Experience with Python and React is a strong plus. • You have proven experience building products in fintech, banking, invoicing, payments, or other regulated financial environments. • Hands-on experience with designing and delivering banking integrations and APIs. • Solid understanding of Open Banking concepts, including practical benefits, tradeoffs, and constraints. • You are confident with SQL and designing database schemas that perform well under real user load. Experience with PostgreSQL is a plus. • You enjoy working in startup and scale-up environments with evolving priorities and a high level of ownership. • You think beyond implementation details and care about how your work impacts customers and the business - you are outcome-oriented. • Interest in AI tools and how they can improve engineering workflows and products.