Senior Backend Developer – Node.js / Java Spring Boot (Hybrid, CABA) | 185131

Description

Job Summary: Join as a Senior Java/Node.js Developer in an agile team, participating in high-impact projects focused on architecture, system integration, and the evolution of business solutions within a global banking group. Key Highlights: 1. Participation in high-impact projects with a focus on architecture 2. Working in an agile environment with cutting-edge technologies 3. Collaboration on the evolution of business solutions **Backend Developer (Senior) – Node.js / Java Spring Boot (Hybrid, CABA) \| Ref. 185131\-1** Buenos Aires, Parque Patricios \| Hybrid (40% onsite), Full-time Mon–Fri, 9:00 AM to 6:00 PM **Mission** Join as a Senior Java/Node.js Developer in the team of one of the largest global banking groups, participating in high-impact projects with a strong focus on architecture, system integration, and the evolution of business solutions within an agile team. **Responsibilities** * Develop backend solutions using Node.js and/or Java Spring Boot * Design and develop REST APIs * Integrate systems and services * Participate in application architecture decisions * Apply best development practices: testing, code review, clean code * Handle and provide support during batch on-call shifts * Collaborate with business areas to translate requirements into technical solutions * Work using agile methodologies **Mandatory Requirements** * Backend development with **Node.js and/or Java Spring Boot** * Design and development of **REST APIs** * Experience with databases: **Oracle, PostgreSQL, MongoDB** * Git proficiency * Experience in application architecture * Best practices: testing, code review, clean code * Experience working under agile methodologies * Ability to handle batch on-call shifts * Autonomous, analytical, proactive profile with strong communication skills and results orientation **Preferred Qualifications** * Microservices architectures * Docker and Kubernetes * CI/CD pipelines * Observability, monitoring, and troubleshooting * Backend development experience in the financial sector * Frontend development with React * Generative AI, integration with LLMs (OpenAI, Claude), AI-driven automation, prompt engineering **Benefits** Collaborative environment and high-impact projects in thriving industries Connectivity allowance ️ Gym reimbursement PedidosYa credit ️ Statutory vacation days Health insurance: Swiss Medical or OSDE Submit your application and join us to build impactful technological solutions. To apply, follow these steps: 1 \- Submit your application through our portal. 2 \- Complete your profile on talentconnect.ai. 3 \- Participate in an initial interview powered by artificial intelligence. By completing these steps, you’ll be one step closer to joining our team of experts. Opportunity to join a project at one of the world’s leading technology companies. Excellent terms and benefits!