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Technology

Principal Full Stack Engineer

Naucalpan de Juárez, Mexico

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Job Description:

At AT&T we´re redefining the future of connectivity. At our core is a passion to serve our customers with products and services that create connections, improves lives and allows millions to share the stories and experiences that matter.

We are looking for a dynamic and experienced Lead Engineer to spearhead the design, development, and delivery of diverse technology projects. This role will be central to driving a contact center transformation project, among other strategic initiatives at AT&T. The ideal candidate will lead a multidisciplinary scrum team, ensuring technical excellence, architectural integrity, and seamless integration with internal and third-party systems such as Salesforce and ServiceNow. You will collaborate closely with product managers, architects, and stakeholders to translate business needs into robust technical solutions, while fostering a culture of innovation, quality, and continuous improvement.

Key Contributions:

  • Lead the architecture, design, coding, testing, and deployment of diverse software applications spanning backend, frontend, and cloud platforms.
  • Guide the engineering team to adopt best practices in software development, quality assurance, automation, and security.
  • Collaborate cross-functionally to align technical strategies with organizational goals and ensure timely delivery of impactful software.
  • Promote DevOps practices including CI/CD pipelines, automated testing, and infrastructure as code to streamline delivery and operations.
  • Mentor engineers to develop their skills and grow within a collaborative, agile environment.
  • Identify and mitigate technical risks, optimize system performance, and maintain compliance with security standards.
  • Lead technical documentation efforts and maintain clear communication with all project stakeholders.

Education & Career Requirements:

  • Bachelor’s or Master’s degree in Computer Science, Software Engineering, or a related technical field.
  • Minimum of 5 years of professional software development experience, including at least 2 years in technical leadership or lead engineer role.
  • Proven ability to design and deliver complex software solutions across multiple technology domains and platforms.
  • Experience working within Agile methodologies such as Scrum or Kanban.

Technical Skills:

  • Proficient in Python and backend development.
  • Java proficiency
  • Experience with Azure App Services, or other cloud service
  • Skilled in microservices architecture and RESTful API design.
  • Familiar with integrating third-party APIs like ServiceNow and Salesforce.
  • Knowledge of databases (SQL and NoSQL) and DevOps practices.
  • Desired not required: Experience with contact center technologies, Google CES, IVR, chat automation/ intelligence
  • Desired not required: Experience implementing Generative AI/AI in technical solutions

Non-Technical Skills:

  • Strong leadership and team mentorship abilities with experience managing or guiding engineering teams.
  • Excellent communication skills, capable of bridging technical and non-technical audiences.
  • Strategic thinker with a customer-centric mindset and problem-solving orientation.
  • Committed to continuous learning and fostering an agile, growth mindset culture.
  • Effective at managing multiple priorities and driving projects to successful completion.
  • Strong desire to grow professionally.
  • Advanced English fluency
  • The candidate hired will be required to go into a local office 1-3 times per week.

Your future is calling. Apply today!

Weekly Hours:

40

Time Type:

Regular

Location:

Naucalpan De Juarez, Estado de Mexico, Mexico

It is the policy of AT&T to provide equal employment opportunity (EEO) to all persons regardless of age, color, national origin, citizenship status, physical or mental disability, race, religion, creed, gender, sex, sexual orientation, gender identity and/or expression, genetic information, marital status, status with regard to public assistance, veteran status, or any other characteristic protected by federal, state or local law. In addition, AT&T will provide reasonable accommodations for qualified individuals with disabilities. AT&T is a fair chance employer and does not initiate a background check until an offer is made.

Job ID R-69052 Date posted 05/29/2025
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Benefits

Your needs? Met. Your wants? Considered. Take a look at our comprehensive benefits.

  • Paid Time Off
  • Tuition Assistance
  • Insurance Options
  • Discounts
  • Training & Development

Learn more about benefits

Our hiring process

Apply Now

Confirm your qualifications align with the job requirements and submit your application.

Assessments

You may be required to complete one or more assessments, depending on the role.

Interview

Get ready to put your best foot forward! More than one interview may be necessary.

Conditional Job Offer

We’ll reach out to discuss a conditional job offer and the next steps to joining the team.

Background Check

Timing is important – complete the necessary actions to proceed with onboarding.

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