Senior Full Stack Java Engineer

About T-Mobile :

T-Mobile US, Inc. (NASDAQ : TMUS), headquartered in Bellevue, Washington, is America’s supercharged Un-carrier, connecting millions through its strong nationwide network and flagship brands, T-Mobile and Metro by T-Mobile. Customers benefit from an unmatched combination of value, quality, and exceptional service experience.

About TMUS Global Solutions :

TMUS Global Solutions is a world-class technology powerhouse accelerating the company’s global digital transformation. With a culture built on growth, inclusivity, and global collaboration, the teams here drive innovation at scale, powered by bold thinking.

TMUS India Private Limited operates as TMUS Global Solutions.

About the Role :

As a Senior Software Engineer, you will design and develop high-performance, resilient, and scalable backend systems for financial, credit, collections, and document platforms. You will collaborate with global teams to deliver business-critical microservices and APIs that power AI-enabled digital experiences. This is a high-impact role with clear growth opportunities toward technical leadership.

What You’ll Do :

• Design and implement Java / Spring Boot-based microservices and scalable REST / gRPC APIs
• Own end-to-end delivery of backend features—from design through deployment and post-release support
• Collaborate with product, architecture, QA, and DevOps teams to deliver platform capabilities
• Develop backend components for system orchestration, integrations, and data pipelines
• Contribute to system performance tuning, observability, and backend resilience
• Analyze and resolve issues in production using tools like Splunk and Grafana
• Improve development workflows and address tech debt and performance bottlenecks
• Mentor junior developers and participate in code reviews and system design discussions
• Write documentation for services, APIs, and deployment considerations
• Stay current with backend engineering trends and propose improvements to the technology stack

What You’ll Bring :

Must Have Skills :

Nice To Have :