We are looking for a Senior Java Developer to join our team in a new project. This new one is focused on hardening, modernizing, and optimizing several core services within the customer and e-commerce ecosystem. Key initiatives include strengthening login logic for system-wide OTP rollout, modernizing Order Injection Service using Cloud Run and Terraform, improving e-commerce data loader performance, enabling better disaster recovery for 3PD integrations, enhancing cloud networking via VPC peering, and reducing Cloud Run application startup times.

Responsibilities Design, develop, and maintain Java-based backend services

Implement and support REST APIs for core platform functionality

Participate in code reviews and technical discussions

Collaborate with QA, DevOps, and cross-functional teams

Ensure performance, reliability, and scalability of services Requirements +6 years of experience developing backend services using Java

Solid knowledge of RESTful API design and integration

Experience working with cloud-native or distributed systems

Ability to write clean, maintainable, and testable code

Strong problem-solving and communication skills Nice to have Experience optimizing Cloud Run performance and autoscaling

Understanding of authentication/authorization flows (OTP, session management)

Exposure to Terraform for infrastructure provisioning





Knowledge of order management systems or e-commerce integrations

Performance tuning of Java microservices We offer Flexible working hours (full-time).

One "Flex Day" off per month – eligible after six months with the company.

10 business days of vacation.

Swiss Medical health coverage.

100% remote work.

Access to Udemy and Platzi for professional training.

Employee Assistance Program (financial, nutritional, psychological support, etc.).

Fully covered English classes during working hours.

Discounts on Club de Ventajas and Samsung products.

Birthday day off.

About Us Mobile Computing is joining Grid Dynamics (NASDAQ: GDYN), a leading provider of technology consulting, platform and product engineering, AI, and advanced analytics services. Fusing technical vision with business acumen, we solve the most pressing technical challenges and enable positive business outcomes for enterprise companies undergoing business transformation. A key differentiator for Grid Dynamics is our 8 years of experience and leadership in enterprise AI, supported by profound expertise and ongoing investment in data, analytics, cloud & DevOps, application modernization and customer experience.

Founded in 2006, Grid Dynamics is headquartered in Silicon Valley with offices across the Americas, Europe, and India.

📌 Senior Software Engineer (Java) (Buenos Aires)
🏢 Grid Dynamics
📍 Buenos Aires