Sr. Software Engineer

T-Mobile•Atlanta, GA

2d•Onsite

About The Position

This role is essential for designing, implementing, and deploying scalable software solutions that meet customer requirements and support high availability environments. The role is part of the Subscription Product Engineering team supporting T-Mobile’s subscription platforms and customer lifecycle applications. The role involves collaborating with engineers and cross-functional partners to develop software components, backend services, APIs, and microservices that support subscription management, billing integrations, customer provisioning, and operational support across multiple lines of business. The role requires independent judgment to resolve technical issues and make recommendations for software design and implementation. Success is measured by the ability to deliver effective software solutions that integrate with system protocols, support reliable customer transactions, and meet business and technical requirements. The work impacts organizational capabilities by enabling advanced software systems that improve operational efficiency, customer experience, and platform reliability. We are a team that encourages innovation and advocates an agile and open approach, truly working and playing in the Un-carrier way!

Requirements

Bachelor's Degree plus 5 years of related work experience OR Advanced degree with 3 years of related experience (Required)
Acceptable areas of study include Computer Science, Software Engineering, Information Management or equivalent experience in field (Required)
4-7 years Technical engineering experience. (Required)
Communication (Required)
Customer Service (Required)
Analytics (Required)
Technical Writing (Required)
Analytical Thinking (Required)
Collaboration (Required)
Mentorship (Required)
Programming Languages (Required)
Software Design (Required)
Software Development (Required)
System Integration (Required)
Experience designing, developing, testing, and supporting backend services, RESTful APIs, microservices, or enterprise applications.
Experience troubleshooting software issues, analyzing root causes, and supporting improvements to system performance, reliability, or stability.
Ability to collaborate with cross-functional engineering, product, architecture, QA, DevOps, and vendor teams.
At least 18 years of age
Legally authorized to work in the United States

Nice To Haves

Experience developing applications in cloud or hybrid environments.
Experience with Java, Spring Boot, or similar enterprise backend development frameworks.
Knowledge of Docker, Kubernetes, or related containerization and orchestration technologies.
Experience with CI/CD tools such as Jenkins, GitHub Actions, or similar DevOps toolchains.
Familiarity with event-driven applications, caching, messaging, or database optimization.
Experience with observability and monitoring tools such as Splunk, Dynatrace, Grafana, or Prometheus.
Experience working in Agile or Scrum development environments.

Responsibilities

Develop software solutions and conduct tests to drive engineering projects and ensure quality deliverables.
Design, develop, test, and deploy scalable backend services, APIs, and microservices supporting subscription management and customer lifecycle workflows.
Contribute to design innovations that improve systems, processes, or services using new frameworks and industry best practices.
Collaborate with technical teams, product managers, architects, QA engineers, DevOps, and managed service partners to deliver reliable, secure, and scalable software solutions.
Participate in system design discussions, code reviews, and technical planning activities to improve software quality, platform reliability, and scalability.
Troubleshoot software issues, analyze root causes, and implement sustainable solutions to improve system performance and stability.
Support technology strategy by evaluating and applying current technologies that align with business goals.
Create clear documentation for software code, system designs, APIs, operational processes, and business requirements to support knowledge sharing.
Mentor others through knowledge sharing, code review participation, and training sessions aligned to engineering best practices.
Also responsible for other duties/projects as assigned by business management as needed.