Lead Software Engineering

This position requires office presence of a minimum of 5 days per week and is only located in the location(s) posted. No relocation is offered.

Join AT&T and reimagine the communications and technologies that connect the world. Our Consumer and Business Technology Team is delivering innovative and best in class technology solutions to power differentiated, simplified customer experiences. Bring your bold ideas and fearless risk-taking to redefine connectivity and transform how the world shares stories and experiences that matter. When you step into a career with AT&T, you won’t just imagine the future- you’ll create it.

As a Lead Software Engineer, you will design and implement scalable, secure, and efficient API solutions that drive growth across AT&T Business’s multi-billion-dollar Direct and Indirect Sales channels. This hands‑on role is pivotal in delivering future‑state architecture, optimizing API performance and enabling seamless integration across diverse systems, directly enhancing customer experience and accelerating sales.

• Design and document API solutions with a comprehensive analysis of technical trade‑offs, considering both functional and non‑functional requirements (NFRs) to support intricate sales channels.
• Integrate systems by adhering to Mule Soft best practices and industry standards.
• Enhance the solution's reusability, security, and performance by applying relevant concepts and patterns.

• To ensure our API platform performs optimally and remains stable, we must maintain and enhance the existing APIs while also developing new integrations to meet business requirements.
• Provide Tier 2 and Tier 3 level analysis/support, including performance monitoring, troubleshooting, and incident resolution.

• Partner seamlessly with internal teams such as Product Managers, Technology Production Support, Service Delivery, Mobility and Wireline Product Marketing, Chief Security Office, Sales Channels, and CSI/AIM.
• Collaborate with Enterprise Architects, System Engineers, and development teams to ensure seamless integration.

• Hands on experience in delivering large scale API integrations.
• Strong analytical and multi‑tasking abilities to thrive in a fast‑paced environment.
• Leads critical, high‑visibility projects that directly impact multi‑billion dollar sales channels.
• A proactive problem‑solver with the ability to lead complex integrations, troubleshoot issues, and ensure seamless execution in a fast‑paced environment.
• Implement integration technology using Mule Soft best practices and leading standards.
• Apply concepts and patterns to promote security and performance in the solution.
• Design API layers, data models, and API specifications based on appropriate functional and technical requirements.
• Develop APIs using Mule Soft platform components, including API Manager, Cloud Hub/RTF, AnyPoint Studio, Dataweave, Connectors, Design Center, and AnyPoint Messaging Queue (MQ).
• Follow Mule Soft development best practices, ensuring solution performance and system scalability.
• Leverage AI to drive optimization and efficiency across deliverables.
• Create necessary documentation, give presentations to business clients, and obtain necessary approvals.
• Test and improve API performance in terms of response time, reliability, and resource usage.
• Write Dataweave expressions to transform data, control message content, flow, and processing.
• Design and implement comprehensive error handling strategies for applications.
• Drive continuous integration and delivery of APIs using Dev Ops tools.
• Configure and deploy Mule applications to Cloud Hub and/or customer‑hosted Mule runtimes.
• Implement and consume REST and SOAP web services.
• Create and configure flows, subflows, and flow processing strategies for reusability and performance.
• Troubleshoot complex production issues with APIs, identify the source of the issue, and work with the appropriate team to resolve it.
• Experience in API performance optimization and observability tooling, dashboards desired.
• P…