2026 Summer Intern - AI Assisted Developer

Why Work for Frontier Airlines? 

At Frontier, we believe the skies should be for everyone. We deliver on this promise through our commitment to Low Fares Done Right. This is more than our tagline - it’s our driving philosophy. Every member of Team Frontier has an important role to play in bringing this vision to life.  Our successful business model allows travelers to take advantage of our fast-growing route network while our bundled and unbundled pricing options allow our customers to personalize their travel experience and only pay for the services they need – saving them money along the way. 

What We Stand For

Low Fares Done Right is our mission and we strive to bring it to life every day.  Our ‘Done Right’ promise means delivering not only affordable prices, but making travel friendly and easy for our customers.  To do this, we put a great deal of care into every decision and action we take. We must be efficient with the use of our resources and make smart decisions about how we run our business. We must also innovate and be pioneers - we’re not afraid to try new things.  While our business requires us to fly high in the air, we also consider ourselves down-to-earth in our approach, creating a warm and friendly experience that truly demonstrates Rocky Mountain Hospitality.

Who We Are   

Frontier Airlines is a leading ultra-low cost carrier headquartered in Denver, Colorado. With a mission to deliver Low Fares Done Right, the company provides affordable, convenient and accessible air travel throughout the U.S., Caribbean, Mexico and Latin America. Frontier’s highly fuel-efficient, all-Airbus fleet is among the youngest and most modern of any carrier within the U.S. That, combined with the airline’s many weight-saving initiatives and focus on operational efficiencies, makes Frontier America’s Greenest Airline.* Each Frontier Airlines plane tail features a special animal with a unique name and backstory. Many of the featured species are endangered or threatened, part of the airline’s commitment to underscore and raise awareness for their plight. Frontier serves approximately 100 destinations throughout North America and operates 500-plus daily flights, on average. The airline employs more than 7,000 team members and has crew bases in more than a dozen U.S. cities. Frontier Airlines., Inc., is a subsidiary of Frontier Group Holdings, Inc. (NASDAQ: ULCC).    

* Frontier is the most fuel-efficient of all major U.S. carriers when measured by ASMs per fuel gallon consumed.

What Will You Be Doing?

Frontier is seeking an AI Assisted Developer Intern to support the development of AI-enabled applications and automation solutions. This role provides hands-on experience building and testing software using AI tools and modern development platforms. Experience gained through coursework, projects, or personal learning will be considered. This internship is for Summer 2026 6/1/2026 - 8/28/2026 based in Denver, CO.

Essential Functions

•  Assist in developing mobile, web, and Robotic Process Automation (RPA) applications using AI tools to support development and testing
• Utilize Leverage Large Language Model (LLM) platforms and AI-assisted tools to help generate, optimize, and validate code across multiple domains.
• Support the design and implementation of AI-driven solutions for automation, reporting, and decision support.
• Assist in integrating statistical models and simulations into forecasting or analytical tools.
• Document technical processes, workflows, and project updates clearly and accurately.
• Participate in testing, performance reviews, and validation to ensure solutions are reliable and scalable.
• Work with cross-functional teams to understand business needs and help translate them into technical solutions.
• Experiment with prompt development strategies and structured input methods to improve LLM efficiency and response quality. 

Other Functions

• Hands-on experience with LLM platforms (OpenAI, Anthropic, Hugging Face, or similar).
• Strong programming background in C++, Python, JavaScript/TypeScript, and data-driven frameworks.
•  Proven track record in real-time execution logic.
•  Knowledge in predictive analytics and statistical modeling.
•  Ability to design and implement risk management frameworks in automated systems.
•  Ability to clearly communicate technical ideas and workflows. 

Qualifications

• Must be available to work full-time for 4 months
• Preference given to candidates that have completed at least two (2) years of undergraduate-level coursework or to those enrolled in a graduate program
• Experience building agentic AI systems that autonomously generate and refine code.
• Contributions to open-source AI projects or research in LLM-driven development.
• Proficiency in integrating AI-powered tools like ChatGPT into web applications, ensuring seamless user interaction and secure API communication.
• Experience developing thick client applications with AI-assisted features, including offline capabilities and optimized performance for complex workflows.
•  Hands-on expertise in prompt engineering and fine-tuning AI models to deliver context-aware responses tailored to business requirements.
•  Major in Engineering, Mathematics, Statistics or Computer Science preferred

Knowledge, Skills and Abilities

• Understanding of CI/CD best practices
• Familiarity with containers and orchestration tools such as Kubernetes is a plus.
• Foundational knowledge of data pipelines and distributed systems concepts.
• Understanding of service-oriented architecture and scalable backend systems preferred.
• Awareness of compliance, ethical AI practices, and data privacy considerations in AI implementation.
• Strong analytical skills and ability to learn in a fast-paced technical environment. 

Equipment Operated

Standard office equipment, including PC, copier, fax machine, printer 

Work Environment

Typical office environment, adequately heated and cooled 

Physical Effort

Generally, not required.

Supervision Received

Close Supervision:  The incumbent is assigned duties according to specified procedures and receives detailed instructions.  Work is checked frequently. 

Positions Supervised

 None 

Range:

Freshman

$20.25

Sophomore

$21.25

Junior

$22.25

Senior

$23.25

Graduate Program

$25.25

Please note: this posting has a closing date of on or before  4/9/2026, midnight MT.

Workplace Policies  

At Frontier Airlines, we wholeheartedly support and have a strong commitment to Equal Employment Opportunity (EEO) and Affirmative Action. Frontier is committed to providing equal employment opportunities for all persons regardless of race, color, religion, gender, gender variance, sexual orientation, age, genetic information, martial status, national origin, citizenship status, disability, military, veteran status, and any other basis protected by federal, state, or local laws.  

Diversity is an essential part of our success. Our company flourishes because of the unique backgrounds, skills and ideas that our team members contribute every day. We salute and actively recruit veterans. Military experience is valuable and transferable to many of the positions essential to the operations of our airline.  

Frontier Airlines is a Zero Tolerance Drug-Free Workplace. All prospective DOT safety-sensitive employees are subject to pre-employment testing for the following drugs and their metabolites: Marijuana, Cocaine, Amphetamines, Opioids and Phencyclidine (PCP). Further, any DOT safety-sensitive job applicant who is found to have tested positive on any required drug or alcohol test at a former employer will be considered ineligible for employment with Frontier.  

Disclaimer: The above statements are intended only to describe the general nature and level of work required of the referenced position; they are not intended to be an exhaustive list of all responsibilities, duties, and skills required of individuals in this position.  Please be advised that duties and expectations of this position may be subject to change. 

Colorado Residents: In any materials you submit, you may redact or remove age-identifying information such as age, date of birth, or dates of school attendance or graduation. You will not be penalized for redacting or removing this information.