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, Dev Ops, 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 Adaptable 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.

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