Senior Software Engineer, Java

đź•’ vor 1 Monat

🇵🇹 Portugal – Remote

⏳ Vertrag

đźź  Senior

🧑‍💻 Full-Stack-Entwickler

đź‘» Geisterscore 14%

infoinfo

🗣️🇺🇸🇬🇧 Englisch erforderlich

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Logo of IntellectEU

IntellectEU

201 - 500 Mitarbeiter

đź’Ľ Beratung

📦 Logistik

📣 Marketing

đź’° Venture Round im 2017-06

Consulting • Logistics • Marketing

IntellectEU ist ein globales Technologieunternehmen, das sich auf Innovationen im Bereich Digital Finance und die Modernisierung des Zahlungsverkehrs spezialisiert hat. Mit über 18 Jahren Erfahrung liefert das Unternehmen skalierbare Enterprise-Lösungen für grenzüberschreitende Zahlungen, Marktinfrastrukturen und Sustainable Finance. IntellectEU ist dafür bekannt, Blockchain, Smart Contracts und Digital-Assets-Technologien zu nutzen, um zu innovieren und eine nahtlose Konnektivität zwischen traditionellen und modernen Finanzsystemen herzustellen. Das Unternehmen ist für seine Expertise im FinTech-Bereich anerkannt und arbeitet eng mit Unternehmen zusammen, um neue digitale Marktinfrastrukturen zu schaffen und On- und Off-Chain-Zahlungslösungen zu integrieren.

Beschreibung

• Implement and operationalize core backend services with fault tolerance, security, and scalability. • Build API-first services integrating blockchain networks, third-party provider solutions, and internal systems with strong consistency guarantees. • Implement secure service communications using cryptographic signatures, key management, and zero-trust architecture principles. • Operationalize event-driven systems using Apache Kafka and asynchronous messaging patterns. • Build highly available, strongly consistent, horizontally scalable services. • Implement robust concurrent and asynchronous processing patterns for multi-threaded workloads. • Integrate Web3 SDKs and libraries for on-chain interactions, transaction signing, and state monitoring. • Implement structured logging, distributed tracing, metrics, and OpenTelemetry instrumentation. • Produce and maintain high test coverage via automated unit, integration, and functional testing frameworks within CI/CD pipelines. • Produce and maintain technical documentation, API specifications, and operational runbooks.

🎯 Anforderungen

• 7 or more years of software engineering experience building and operating production-grade backend systems in regulated financial or enterprise environments. • Extensive hands-on proficiency in Java and Spring Boot. • Comfort operating across polyglot stacks. • Deep expertise in API-first design, RESTful service contracts, and microservices architecture patterns. • Strong command of concurrent, multi-threaded, and asynchronous programming models. • Proven track record delivering highly available, strongly consistent, and distributed applications. • Hands-on experience building event-driven solutions using Apache Kafka. • Solid understanding of messaging patterns including pub/sub, event sourcing and saga/choreography orchestration. • Strong understanding of CI/CD, DevSecOps practices, secure SDLC, and automated security controls. • Hands-on experience with OpenTelemetry, distributed tracing, and observability platforms. • Strong technical writing skills; demonstrated ability to produce API specs and runbooks. • Nice to Have: Extensive hands-on proficiency in TypeScript, Node.js, and/or NestJS. • Direct experience with Ethereum, Bitcoin, Solana, XRPL, and other distributed ledger technologies. • Familiarity with MPC (Multi-Party Computation), HSMs, and enterprise key management systems. • Experience implementing Zero Trust security architecture end-to-end. • Knowledge of tokenization, stablecoins, settlement systems, and digital asset operations. • Contributions to open-source blockchain projects or Web3 tooling. • Experience with AI-assisted development workflows and LLM-powered tooling.

🏖️ Vorteile

• International experience in a stable company: the company has offices in Antwerp, Leuven, Lisbon, Krakow, Kyiv, New York and operates on the market for over 15 years. • Passionate team in an innovative casual, positive, and open work environment ready to meet your new ideas. • Great opportunities for personal and professional development as well as the chance to change the way the business works in the financial world. • Work where you're most productive: remote, in-office, or hybrid options available.

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