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Build and maintain scalable Java/Spring Boot microservices, design event-driven systems with Kafka, and model data in MongoDB on cloud platforms like AWS or OpenShift.
Build and maintain Java-based microservices using Spring Boot, Kafka, and MongoDB in a hybrid role for a staffing agency.
Builds and maintains backend services for Android POS terminals and payment integrations, focusing on secure, scalable financial transaction flows and microservices.
Builds and maintains Java 21 backend services using Spring Boot and Drools to implement business rules and microservices architectures.
Builds and maintains web applications using React for the frontend and Java for the backend, with a primary focus on React development.
Builds high-performance Go microservices and REST/gRPC APIs for a remote-first product team, focusing on scalability and clean code.
Builds and maintains high-performance Go microservices and APIs, focusing on scalability and reliability using REST/gRPC, databases, and Kafka.
Build and maintain Node.js backend services and APIs for a global banking group, occasionally contributing to React/TypeScript frontend features within an agile team using TDD and CI/CD.
Builds and maintains NestJS/TypeScript backend APIs and microservices for a transactional-services product, using Docker, SQL, Prisma, BullMQ, Redis and MongoDB.
Build and maintain cross-platform mobile apps in React Native and a Node.js/NestJS backend-for-frontend layer, integrating REST/SOAP services and optimizing performance.
Build and maintain backend services and APIs in NestJS/TypeScript for a new digital lottery betting platform, integrating user management, transactions, and external systems while ensuring performance and security.
Senior backend Java developer building REST APIs with Spring Boot and SQL Server in a hybrid role at a digital agency in Buenos Aires.
Senior Fullstack Developer building scalable .NET backends and React/Angular frontends while collaborating with clients and cross-functional teams.
Senior Backend Engineer building and owning Java-based travel accommodation systems, integrating REST APIs, and ensuring scalable, high-performance solutions in production.
Build and maintain scalable Java microservices in a hybrid setup, using cloud, Docker/Kubernetes, Kafka, and automated testing in an agile team.
Backend Java Senior building microservices with Spring Boot, Docker, Kubernetes, and CI/CD pipelines; writes automated tests and maintains high-quality code.
Senior backend developer building high-concurrency banking modules in Java/Node.js for a global financial group, using CI/CD, databases, and AI tools to design APIs and improve systems.
Build and optimize high-concurrency Java/Node.js services for a global banking group, working 40% on-site in Buenos Aires.
Builds global-scale digital products with React/TypeScript on the frontend and Go or Java on the backend, designing REST APIs and scalable solutions.
Build and maintain scalable web apps for a top Spanish-language YouTube channel and music label using React/TypeScript on the frontend and Go or Java on the backend.
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