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Build and evolve .NET backend microservices on Azure, designing secure, scalable APIs and cloud-native solutions for corporate applications.
Senior backend developer building scalable web apps with Python, FastAPI, and microservices; designs RESTful APIs, manages SQL/NoSQL databases, and deploys with Docker/CI-CD.
Backend Python developer building and migrating transactional systems for a fintech payments platform using async Python, FastAPI, and PostgreSQL.
Backend developer building secure, scalable APIs and services to connect core financial systems and products, collaborating with frontend, DevOps, and business teams.
Backend developer building and maintaining Smalltalk/Java services, designing REST APIs, and integrating external systems with focus on scalability and availability.
Build and maintain scalable Java backend services using Spring Boot, microservices, Kafka, and MongoDB in a hybrid role based in Buenos Aires.
Senior backend developer building scalable process-automation solutions in a hybrid role, integrating business needs with technical implementation.
Designs, builds, and maintains backend services in Smalltalk and Java, focusing on REST APIs, message brokers (MQTT/Redis), and serverless/cloud architectures.
Backend Python developer building and migrating payment systems using asyncio, SQL, and automated testing in a hybrid role.
Build and maintain high-performance backend services in Go for Thinfinity Workspace, focusing on stability and scalability.
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.
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