Senior Backend Developer

🕒 vor 1 Monat

🇪🇸 Spanien – Remote

⏰ Vollzeit

🟠 Senior

🔙 Backend-Entwickler

👻 Geisterscore 20%

infoinfo

🗣️🇺🇸🇬🇧 Englisch erforderlich

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Logo of Yuno

Yuno

11 - 50 Mitarbeiter

💳 Fintech

🏢 Unternehmen

☁️ SaaS

Fintech • Enterprise • SaaS

Yuno ist ein Unternehmen, das weltweit Payment-Orchestration und Infrastruktur-Lösungen bereitstellt. Die Technologie von Yuno ermöglicht es Unternehmen, über 300 Zahlungsmethoden zu integrieren, steigert die Akzeptanzraten und erlaubt das nahtlose Skalieren der Payment Operations über mehrere Regionen hinweg. Yuno konzentriert sich auf einen vereinfachten Payment-Prozess mit Funktionen wie: • Smart Routing • Unified Payment Insights • Auto Reconciliation • Custom Checkout-Optionen Yuno legt besonderen Wert auf Sicherheit und Fraud-Management, um sichere Transaktionen zu gewährleisten. Darüber hinaus erleichtert Yuno globale Payouts und Subscription Management und ist damit ein idealer Partner für Unternehmen, die ihre Payment-Systeme optimieren und den Umsatz steigern möchten.

Beschreibung

• Design, build, and evolve high-performance backend services and APIs in Kotlin and Spring Boot, engineered for reliability, low latency, and massive scale. • Own the full lifecycle of features, from technical design and implementation to monitoring and ensuring correct operation in production. • Develop and maintain checkout payment flows, including authorization, capture, refunds, reversals, and partial payments across multiple payment providers and regions. • Architect and implement resilient microservices using event-driven patterns (Kafka, queues) to handle asynchronous payment processing with zero data loss. • Strengthen and expand the integration framework that connects Yuno to PSPs, acquirers, and payment gateways across countries and complex payment rails. • Apply OWASP principles and engineering best practices to ensure excellence in security, privacy, and PCI-DSS compliance. • Collaborate with Product, Compliance, and Business teams to translate real payment problems into elegant, scalable technical solutions. • Participate actively in code reviews, architecture decisions, and technical discussions that shape the direction of the platform. • Contribute to a culture of technical excellence, writing clean, well-tested, production-ready code with a strong focus on quality.

🎯 Anforderungen

• 4+ years of professional backend development experience. • Kotlin Strong proficiency in Spring Boot Deep expertise with payment processing concepts • Solid understanding of microservices architectures Experience building and operating • Proficiency with relational databases (PostgreSQL or similar) and data modeling for financial systems. • Experience with containerization and cloud infrastructure (Docker, Kubernetes, AWS or GCP). • Strong command of unit, integration, and contract testing practices. • Fluent written and verbal communication in English. • Experience in a fintech, neobank, or payment orchestration environment. • Familiarity with PCI-DSS, PSD2, or 3DS authentication frameworks. • Hands-on experience with Kafka or other event streaming platforms. • Knowledge of network tokenization, smart routing, or payment optimization strategies. • Experience with observability tooling (Datadog, OpenTelemetry, distributed tracing). • Prior work at a high-growth startup operating across multiple markets.

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