AT&T · 3 weeks ago
Principal Software Engineer (Full-Stack)
Plano, TX
Full-time
Onsite
Lead/Staff
10+ years expAT&T is a leading telecommunications company focused on delivering innovative technology solutions. They are seeking a Principal Software Engineer (Full-Stack) who will lead the development of scalable web applications, leveraging both front-end and back-end technologies while incorporating AI tools to enhance productivity and performance.
CollaborationCommunications InfrastructureMobileService IndustryTelecommunicationsWireless
Hiring Manager
Eric Hoagberg, Lead Talent Acquisition Manager, MBA
Responsibilities
Act as a Principal Systems Engineer, leveraging deep expertise and hands-on involvement to lead solution development from initial concept to final delivery, with ownership of outcomes
Proactively design, build, and optimize robust, scalable micro-frontend (MFE) web applications using React JS/Next JS for dynamic Frontend experiences, and GraphQL, Java, API and NodeJS for modern Backend for Frontend (BFF) layers
Demonstrate a self-driven approach by consistently seeking innovative solutions, setting high standards for quality, and championing continuous improvement
Collaborate closely with UX/UI Designers to deliver user experiences that exceed expectations for quality, innovation, and usability
Lead by example as a technical expert and mentor, inspiring and empowering engineers across multiple teams through active knowledge sharing, innovation, and rigorous code reviews
Harness AI assistants throughout the SDLC - turning concepts into user stories, stories into code, and automating testing and deployment, maximizing productivity, accelerate testing and development, and streamline agile workflows
Partner with Application and Domain Architecture teams to ensure solutions are secure, scalable, maintainable, and positioned for long-term success
Relentlessly pursue performance excellence, proactively improving DORA metrics and website performance using advanced monitoring tools such as Dynatrace, Quantum Metrics, and Splunk
Own the detailed design and architecture process, maintaining a sharp focus on scalability, security, and availability for all applications and processes
Set and uphold the highest standards in design, coding, testing, debugging, and documentation, while advocating for best practices in development, quality assurance, and security
Ensure all solutions meet or exceed critical non-functional requirements (NFRs) and industry best practices
Actively partner with cross-functional teams—including Platform, DevOps/SRE, Enterprise Architecture, and UX/UI—to deliver innovative, high-performance web solutions
Exhibit a sense of urgency and ownership in troubleshooting and resolving complex code-level issues, applying deep technical expertise and a solutions-oriented mindset to every challenge
Continuously seek feedback, measure impact, and adapt strategies to achieve superior results for the organization and its customers
Guide cross-functional teams in executing multiple complex initiatives, delivering consistent results and maintaining high standards across all efforts
Qualification
Required
10+ years of Full-Stack Software development experience
Experience in Java, Javascript, React, and Node
Experience with artificial intelligence (AI), AI-MCP
Full-Stack development experience with React, Next.js, Node.js, GraphQL, Java, and public cloud platforms (Azure, GCP, AWS)
Experience leveraging AI tools in production environments
Hands-on experience with both front-end (UI) and back-end technologies
Bachelor's or master's degree program in Computer Science, Computer Engineering, Math, Physics, Electrical Engineering or a related field (or equivalent experience)
Extremely motivated, highly passionate, and curious about new technologies
10+ years of proven experience building high performance applications and APIs in Azure, Hybrid cloud environments at large scale
Preferably Next.js on the UI with Node.js on the backend, or React.js on the UI with Java on the backend
Experience building applications using Generative AI, LLMs & Copilots
7+ years of experience developing applications utilizing relational databases and/or no SQL databases as part of the overall application architecture
7+ years of experience in implementing caching techniques for a web application
Ability to work successfully with multi-functional teams, principals, and architects
7+ years of experience with front-end frameworks like React.js
7+ years of strong background in object-oriented design principles and design patterns
Expert knowledge and experience working with asynchronous message processing, stream processing, and event-driven computing
Comfortable working in a fast-paced, highly collaborative environment
Preferred
Artificial Intelligence (AI) and Machine Learning (ML) are very desirable
Company
AT&T
AT&T is a telecommunications company that provides wireless communications, internet and digital television services.
10001+ employees
H1B Sponsorship
AT&T has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (575)
2024 (586)
2023 (282)
2022 (450)
2021 (271)
2020 (162)
Funding
Current Stage
Public CompanyTotal Funding
$5.04BKey Investors
National Telecommunications and Information Administration
2025-09-19Post Ipo Debt· $5B
2024-02-12Grant· $42.3M
2023-01-19Grant· $2.2M
Leadership Team
Jeremy Legg
CTO
Pascal Desroches
Senior Executive Vice President and Chief Financial Officer
Recent News
The Motley Fool
2026-01-09
Bizjournals.com Feed (2025-11-12 15:43:17)
2026-01-09
Mobile World Live
2026-01-08
Company data provided by crunchbase