Sr Back-End Engineer (Node.js, Kafka)

GlobalLogic; Argentina; Presencial; ARS 89.307.000 - 133.960.000; Jornada completa

Descripción de la vacante

GlobalLogic, a Hitachi Group Company, is seeking a Back-End Engineer with strong Node.js expertise to design and optimize scalable backend services for large-scale data-driven applications. You will build APIs, work with PostgreSQL, Kafka, and microservices, participate in CI/CD, and support on-call rotations in a collaborative, fast-paced environment.

You will collaborate with cross-functional teams to deliver high-quality software while ensuring performance, reliability, and security across

Formación

• Strong knowledge of SQL and PostgreSQL.
• Experience designing and maintaining scalable backend systems.
• Solid understanding of distributed systems and microservices architectures.
• Experience with Kafka or similar messaging platforms.
• Experience with Redis or similar caching technologies.
• Experience with Docker, Kubernetes, or AKS.
• Experience monitoring and troubleshooting with Grafana.
• Familiarity with CI/CD pipelines and modern software development practices.
• Proficiency with Git and version control workflows.
• Bachelor’s degree in Computer Science or related field, or equivalent practical experience.

Responsabilidades

• Design, develop, and maintain backend services using Node.js.
• Build scalable APIs, services, and integrations.
• Develop and maintain PostgreSQL database structures and queries.
• Work with event-driven architectures and Kafka.
• Implement and manage data storage solutions, including relational databases and key-value stores.
• Collaborate with cross-functional teams to deliver high-quality software solutions.
• Ensure performance, scalability, reliability, and security of applications.
• Optimize database performance through query tuning and indexing.
• Contribute to design and evolution of microservices-based architectures.
• Troubleshoot, debug, and resolve production issues.
• Participate in code reviews, testing, and CI/CD processes.
• Participate in an on-call rotation, providing passive support approximately one week per month.

Conocimientos

Distributed systems

Microservices

Problem solving

Communication

Git

Educación

Bachelor's degree in Computer Science, Information Technology, or related field

Herramientas

PostgreSQL

Kafka

Redis

Docker

Kubernetes

AKS

Grafana

Git

Descripción del empleo

GlobalLogic, a Hitachi Group Company, is a trusted digital engineering partner to the world’s largest and most forward-thinking companies. Since 2000, we’ve been at the forefront of the digital revolution – helping create some of the most innovative and widely used digital products and experiences. Today we continue to collaborate with clients in transforming businesses and redefining industries through intelligent products, platforms, and services.

Join a global technology team focused on building scalable platforms that help organizations understand and improve customer and employee experiences through large-scale data processing, analytics, and real-time insights. The team develops high-performance, data-driven solutions used by leading enterprises worldwide.

We are looking for a Back-End Engineer with strong Node.js expertise and experience building scalable, distributed applications. In this role, you will contribute to the development and optimization of backend services, event-driven systems, and data-intensive applications that support high-volume production environments.

Responsibilities

• Design, develop, and maintain backend services using Node.js.
• Build scalable and reliable APIs, services, and integrations.
• Develop and maintain PostgreSQL database structures and queries.
• Work with event-driven architectures and messaging platforms such as Kafka.
• Implement and manage data storage solutions, including relational databases and key-value stores.
• Collaborate with cross-functional teams to deliver high-quality software solutions.
• Ensure application performance, scalability, reliability, and security.
• Optimize database performance through query tuning and indexing.
• Contribute to the design and evolution of microservices-based architectures.
• Troubleshoot, debug, and resolve production issues.
• Participate in code reviews, testing, and CI/CD processes.
• Participate in an on-call rotation, providing passive support approximately one week per month.

Requirements

• Strong knowledge of SQL and PostgreSQL.
• Experience designing and maintaining scalable backend systems.
• Solid understanding of distributed systems and microservices architectures.
• Experience working with Kafka or similar messaging/event-streaming platforms.
• Experience with Redis or similar caching technologies.
• Experience with Docker, Kubernetes, or AKS.
• Experience monitoring and troubleshooting applications using tools such as Grafana.
• Familiarity with CI/CD pipelines and modern software development practices.
• Proficiency with Git and version control workflows.
• Strong problem-solving and communication skills.
• Bachelor’s degree in Computer Science, Information Technology, or a related field, or equivalent practical experience.

Key Skills