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Senior Software Engineer (Backend oriented) (Buenos Aires)
Senior backend engineer at Félix, a Series C fintech building a financial companion for Latinos in the US (remittances, credit, savings). You'd design and scale Python microservices on Google Cloud (Kubernetes, Terraform) in the Payments, Disbursements, or GRC/KYC compliance squad.

Senior Software Engineer (Backend oriented) (Guadalajara)
Félix, a Series C fintech serving Latino immigrants in the US with AI- and crypto-powered remittances, seeks a Senior Backend Engineer in Guadalajara to build and scale Python microservices on Google Cloud within its Payments, Disbursements, or GRC (KYC/compliance) squads.
Senior Software Engineer, Backend
Senior backend engineer at Bluesky building and scaling the Go data infrastructure behind the AT Protocol federated social network, serving hundreds of thousands of events per second on bare-metal servers. Fully remote (USA) with required US/Pacific overlap; $179k–$242k base plus equity.

Senior Software Engineer (Backend oriented) (CDMX)
Senior backend engineer at Félix, a Series C fintech building remittance and financial services for Latinos in the US. You'll architect and scale Python microservices in a Payments, Disbursements, or GRC (KYC/compliance) squad, using Google Cloud, Kubernetes, Terraform, and REST/gRPC APIs.
Senior Java Backend Engineer - Microservices Leader - NTT DATA Europe & Latam
Senior Java back-end developer at NTT DATA Europe & Latam building microservice-based back-ends with Spring Boot, Quarkus, JPA, and Kafka/RabbitMQ messaging, while coordinating junior engineers and serving as a technical point of reference for clients on projects.
Senior Java Backend Engineer | Kafka & AWS - NTT DATA Europe & Latam
Senior Java backend engineer at NTT DATA building cloud-native, data-driven applications and real-time streaming solutions: hands-on Java business logic plus Apache Kafka producers/consumers and event-driven architectures deployed on AWS. Explicitly not a DevOps role, but goes beyond standard REST/CRUD work.
Senior Back-end Java Developer - Cosenza, Calabria, Italy
Senior back-end Java developer at NTT DATA building modern microservice architectures with Spring Boot, Quarkus, Kafka and RabbitMQ, configuring application servers, mentoring junior profiles, and acting as the client-facing focal point on projects. Office-based role across multiple Italian cities with hybrid/remote-working option.
Senior Back-end Java Developer - Bologna, Emilia-Romagna, Italy
Senior back-end Java developer at IT-services firm NTT DATA, building modern microservices with Spring Boot, Quarkus, JPA, Kafka and RabbitMQ, while supervising junior developers and acting as the client-facing focal point on projects. Multiple Italian offices with hybrid/remote (smart working) options.
Senior Back-end Java Developer - Milano, Lombardia, Italy
Senior back-end Java developer at NTT DATA's Digital Technology unit, building modern microservices architectures with Spring Boot, Quarkus, JPA, Kafka and RabbitMQ. Also mentors junior profiles and acts as the client's focal point, working hybrid from Italian offices including Milan.
Senior Back-end Java Developer - Roma, Lazio, Italy
Senior back-end Java developer in NTT DATA's Digital Technology unit, building microservices-based solutions with modern frameworks (Spring Boot, Quarkus, JPA, Kafka, RabbitMQ), supervising junior profiles, and acting as client focal point. Office locations across Italy with hybrid/smart working.
Senior Back-end Java Developer - Napoli, Campania, Italy
Senior back-end Java developer at NTT DATA building modern microservice-based back-ends with Spring Boot, Quarkus, JPA, Kafka and RabbitMQ, while mentoring junior profiles and acting as technical focal point for client projects. Hybrid roles available across multiple Italian cities.
Senior Java Backend Developer - Microservices & APIs - Milano, Lombardia, Italy
Senior Java backend developer at NTT DATA Europe & Latam building microservices and APIs with Spring Boot, Quarkus, JPA, Kafka and RabbitMQ, while mentoring junior colleagues and acting as client contact on projects. Hybrid work from Italian offices.
Senior Java Backend Developer - Microservices & APIs - NTT DATA Europe & Latam
Senior Java backend developer at NTT DATA Europe & Latam building microservices and modern back-end solutions with Spring Boot, Quarkus, JPA, and messaging via Kafka/RabbitMQ. Mentors junior profiles and acts as client contact on projects, in hybrid mode from Italian offices.
Senior Backend Java Developer | Microservices Expert - NTT DATA Europe & Latam
NTT DATA Europe & Latam is hiring a Senior Backend Java Developer in Bologna to build microservices-based systems using Spring, Quarkus and JPA. Day to day they design and manage APIs, work with SQL/NoSQL databases, apply DevOps best practices, and mentor junior developers as a technical reference for the client.
Senior Backend Java Developer | Microservices Expert - Bologna, Emilia-Romagna, Italy
NTT DATA Europe & Latam is hiring a Senior Java Backend Developer in Bologna to design and deliver microservices-based systems using Spring, Quarkus, and JPA. The role involves API management, SQL/NoSQL databases and DevOps practices, while coordinating junior profiles and acting as technical reference for the client.
Senior Backend Java Developer-Microservices & Spring/Quarkus - Cosenza, Calabria, Italy
Senior backend Java developer at NTT DATA in Cosenza (onsite), designing, implementing, and technically supervising microservices built with Spring and Quarkus on Java SE 8/17, JPA, and SQL/NoSQL databases. The role also involves mentoring junior developers and direct client contact.
Back-end Senior Java – Apigee y GCP
Senior backend developer building and deploying Java 25 / Spring Boot 3 microservices for a major Chilean financial institution, plus implementing the Google Apigee API management layer and GCP integrations (Cloud Storage, Cloud SQL, Pub/Sub), monitored with Elastic APM. Hybrid in Santiago; 3-month fixed-term contract.
Senior Backend Developer
Position Summary We’re hiring a Senior Backend Developer to build and maintain the services, APIs, and integrations behind our enterprise-grade applications. This is a hands-on development role: you’ll write Java and…