Job Description:

At AT&T we’re redefining the future of communication by connecting people to greater possibility - with expertise, simplicity, and inspiration. At the heart of our purpose lies a diverse workforce of 200,000 people and a culture that aspires to serve customers first, act boldly, move faster, and win as one.

Our Product Development group, part of AT&T’s Technology Services (ATS) organization, is responsible for building software-based products, services, and platforms that our customers love and need. Harnessing technology and rebuilding software expertise, the team is inspiring simplicity with projects that deliver revenue and cost savings opportunities.

Job Overview

As a Junior Staff Intern – Data / AI Engineer, you will join a dynamic and supportive engineering team, helping to design, build, and deliver innovative data and AI solutions that transform business decision-making at AT&T.
You will have the opportunity to work on new features, improvements, and data-driven projects in collaboration with Data Scientists, Product Management, Business Systems, and Operations teams.
This opportunity is ideal for university students in their 3rd or 4th year (out of 5) of a Computer Science, Data Science, or related program. While professional experience is highly desirable, relevant coursework, independent or team projects, and a strong desire to learn are sufficient.

Preference will be given to candidates who are interested in or would prefer to be converted to full-time employees at the end of the internship, so that we can retain experience and know-howin house.

Core Responsibilities

Assist in designing, developing, and maintaining data pipelines, models, and AI solutions under the guidance of senior engineers.

Build foundational skills with platforms and tools such as Databricks, Snowflake, Palantir, Microsoft Co-pilot Studio/Foundry, Agentforce, and Generative AI (LLMs, RAG workflows).

Collaborate with data scientists, developers, and business stakeholders to deliver insights and support data-driven projects.

Learn and apply statistical quality checks, data validation, and support data compliance, anonymization, and synthesis requirements.

Follow best practices in data engineering, analytics, and data quality.

Work with both structured and unstructured data, using modern tools and methods.

Participate in agile processes, team ceremonies, and knowledge-sharing sessions.

Demonstrate curiosity, willingness to learn, and continuous improvement.

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Skills, Knowledge, and Experience

Day-to-Day

Hands-on coding and experimentation under supervision.

Participating in code reviews, technical discussions, and team meetings.

Learning new data engineering, AI, and analytics technologies.

Asking questions, seeking feedback, and growing technical skills.

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Technical Skills

Foundational knowledge in data and AI engineering platforms (Databricks, Snowflake, Palantir, Microsoft Co-pilot Studio/Foundry, Agentforce, Generative AI/LLMs/RAG) through coursework or projects.

Programming experience in Python, Java, or SQL (coursework or projects is sufficient).

Exposure to big data tools (Spark, Hadoop) and analytics concepts.

Understanding data modeling and pipeline basics.

Familiarity with structured and unstructured data, data validation, and quality checks (academic or project experience).

Awareness of data compliance, anonymization, and synthesis concepts.

Interest in data visualization and delivering insights.

Exposure to agile methodologies (Agile/Scrum, Kanban, SAFe) in a team or academic setting.

Strong communication, teamwork, and collaboration skills.

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Additional Desirable Experience

Relevant coursework and/or independent/team projects using modern data engineering and AI tools.

Internship or part-time experience in a technology environment (highly desirable but not required).

Experience working in a team setting, either academically or professionally.

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Education

Bachelor level degree or equivalent in Computer Science, or related field of study.

Benefits

A career with us, a global leader in communications and technology, comes with big rewards. We offer a competitive salary plus an annual company performance bonus. Once you are a part of the team, you will gain some amazing perks and benefits including car allowance, wellness & leisure time contribution, sickness compensation plan, premium medical services, family friendly benefits as well as meal contribution and an extra week of vacation (…and much more).

Salary:

Slovakia - starting at 1500 EUR/a month gross. The actual salary is based on your skills, experience and knowledge.

Location and Work Environment

These roles are based in Bratislava, Slovakia; Kosice, Slovakia; and Brno, Czechia. They are hybrid-flex positions requiring presence in the office 1-3 times per week, with occasional travel between these locations.

During the summer, while school is off, we expect full-time commitment. During the school year, this may turn into a part-time arrangement depending on your course load and availability.

Ready to find out more? Apply today!

Weekly Hours:

40

Time Type:

Temporary (Fixed Term)

Location:

Brno, Jihomoravsky kraj, Czech Republic

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-69202 Date posted 06/02/2025