AT&T

Principal Full-Stack AI Engineer

AT&T

full-time

Posted on:

Location Type: Office

Location: Alpharetta • New Jersey, Texas • 🇺🇸 United States

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Salary

💰 $141,300 - $237,400 per year

Job Level

Lead

Tech Stack

AWSAzureCloudDistributed SystemsDjangoDockerFlaskGoogle Cloud PlatformNoSQLPostgresPythonSQL

About the role

  • Architect, implement, and maintain scalable backend services and APIs using Python (FastAPI, Flask, Django) to support AI agent operations.
  • Develop, deploy, and orchestrate autonomous AI agents, and leverage MCP to coordinate multiple AI models and agent workflows, ensuring seamless interoperability and orchestration.
  • Utilize frameworks like LangGraph and MCP to design, compose, and manage complex agent workflows, multi-agent coordination, and state management.
  • Integrate external data sources, third-party APIs, vector databases, and machine learning models to enhance agent capabilities.
  • Optimize system performance, ensure high availability, and implement robust logging, monitoring, and error-handling solutions.
  • Work cross-functionally with front-end developers, data scientists, and product teams to translate requirements into technical designs and deliverables.
  • Implement best practices for data security, privacy, and compliance in all backend operations.

Requirements

  • Strong experience with backend Python frameworks (FastAPI, Flask, Django), RESTful API design, and database management (SQL/NoSQL).
  • Proven expertise in integrating and orchestrating AI agents, LLMs, or multi-agent systems in production environments.
  • Hands-on experience with MCP (Model Context Protocol) for coordinating and managing AI models and agent workflows.
  • Familiarity with agent workflow orchestration tools such as LangGraph.
  • Experience with containerization (Docker), CI/CD pipelines, and cloud infrastructure (AWS, GCP, Azure).
  • Knowledge of vector databases, data pipelines, and scalable distributed systems.
  • Proven experience designing, optimizing, and maintaining PostgreSQL or other relational databases, including schema design, performance tuning, and advanced query development.
  • Excellent problem-solving abilities, attention to detail, and communication skills.
  • Preferred: Background in designing backend architectures for AI or data-intensive applications.
  • Experience with knowledge graphs, RAG pipelines, or advanced agent coordination.
  • Open-source contributions or experience with modern agent/LLM frameworks, MCP, or similar platforms.
Benefits
  • Medical/Dental/Vision coverage
  • 401(k) plan
  • Tuition reimbursement program
  • Paid Time Off and Holidays (based on date of hire, at least 23 days of vacation each year and 9 company-designated holidays)
  • Paid Parental Leave
  • Paid Caregiver Leave
  • Additional sick leave beyond what state and local law require may be available but is unprotected
  • Adoption Reimbursement
  • Disability Benefits (short term and long term)
  • Life and Accidental Death Insurance
  • Supplemental benefit programs: critical illness/accident hospital indemnity/group legal
  • Employee Assistance Programs (EAP)
  • Extensive employee wellness programs
  • Employee discounts up to 50% off on eligible AT&T mobility plans and accessories, AT&T internet (and fiber where available) and AT&T phone.

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard skills
PythonFastAPIFlaskDjangoRESTful API designSQLNoSQLMCPDockerPostgreSQL
Soft skills
problem-solvingattention to detailcommunication