Principal Engineer, Software

Principal Software Engineer

The #G4DEV team within Allegiant Travel Company is responsible for the development of our next generation of applications to support our e-commerce, hospitality and airline operations platforms in a fast-moving and challenging environment that is balanced among delivery, innovation, and learning. We develop travel and hospitality management applications for Airline, Hotel & Hospitality, Car and related products from online shopping, booking and logistics while supporting airline operations. As a member of our development team, you'll analyze and improve the efficiency, scalability, and reliability of our logic and integration systems. You will be an integral part of our development team, working closely with our development and other project teams to power applications that streamline day-to-day processes and bring data to life.

The Principal position will balance business solution architecture & implementation with technical architectural necessities; participate in development, implementation and maintenance of business web applications and provide systems support to the company; establish and maintain technical relationships between development team and data architects and improving technical education by facilitating internal technology workshops. This position works closely with others to facilitate platform convergence and when necessary participate in a phased implementation of the new applications using standard development tools and methodologies.

Visa Sponsorship Available: No

Minimum Requirements Combination of Education and Experience will be considered. Must be authorized to work in the US as defined by the Immigration Act of 1986. Must pass a Criminal Background Check. Education: Bachelor's Degree Education Details: Bachelor's Degree in Computer Science, Math or MIS. Years of Experience: • Minimum ten (10) years of development experience as a seasoned middleware engineer. • Minimum of seven (7) years of software development experience architecting and building multi-tiered, high volume fault-tolerant, high-availability, and globally distributed systems in a Linux environment.

• Languages Experience: Java (8, 9), server-side JavaScript (under Node.js, Meteor), PHP 7.x, HTML5, CSS3, AJAX, JavaScript, JQuery and latest frameworks (AngularJS, ReactJS/Redux, Backbone). • Technologies/Frameworks Experience: Experience of the following is required: JBoss/Wildfly server, Spring Boot 2.0, Tomcat, Linux, SOAP/REST Web Services/Microservices, XML, JSON • Experience working on EJBs and the web layer, Spring Framework, Maven • Experience with Unit Testing Frameworks and Tools, e.g., JUnit, TestNG, Mockito, Jasmine, Mocha, etc. • Experience with CI/CD build servers (Jenkins, Bamboo, TravisCI, TeamCity, etc.) • Experience with ORM frameworks for Java, Node, PHP, or Mongo (e.g., Hibernate, ORM2, Sequelize, Doctrine, Mongoose, etc.) is required. • Knowledge with fault tolerant message queuing/brokering systems (e.g. AMQ, RabbitMQ, zeromq, Kafka) • Experience with SQL and NoSQL databases, for example, DB2, MySQL, Mongo, Cassandra, etc. • Significant and demonstrable experience of implementing Java best practice – especially around scalability, availability and performance. • Highly developed design skills with experience in Object-Oriented Design (OOD), and applied enterprise design patterns, and database design. • Testing Experience with Automated Unit Testing, Integration Testing, TDD (Test Driven Development). • Ability to work independently as well as perfom as part of a small, close knit development team which offers full ownership of projects in a supportive design environment. • Must be able to maintain regular and predictable attendance subject to the leave, PTO, and attendance policies. • Excellent written and verbal communication skills required. Must have the ability to communicate ideas effectively and cross functionally; exhibit creativity, flexibility, adaptability and the drive to achieve results. • Proficient in Microsoft Office Products: Word, Excel and Outlook.

Preferred Requirements • Master's degree is a plus. • Airline and/or hospitality experience preferred. • Ecommerce experience is a plus. • Knowledge of cloud platforms (AWS, OpenStack, Azure, Google Cloud) is highly desired • Familiarity with Inversion of Control paradigm is highly desired; experience with Java-based IoC frameworks is a definite plus. • Domain-driven design, and data modeling is highly desired.

Job Duties • Manage a large cross-functional team and lead a software project from requirements analysis till deployment, having complete responsibility of all the technical deliverables through the life cycle (requirements analysis, design, implementation, QA support and deployment) of the project with no supervision. • Work with other teams such as QA, PMO and IT Operations and provide them technical support and guidance to ensure successful delivery of a software project. • Member of architecture team that is responsible for modeling process, and design an n-tier system and scalable architecture. Primarily focused on balancing business solutions with technical architectural necessities. • Provide solution architecture for business problems while balancing essential technical guidelines to functional teams. • Work with the business analysts to gather and analyze requirements; develop high-level system narratives, storyboards and UI prototypes. • Re-factor current application design and/or implementation to enhance the application and align with technology roadmap. • Design and implement product enhancements based on business priorities. • Assist in framework evaluation, provide recommendations, and plan integration as needed. • Participate in typical software maintenance, including quality and stability initiatives. • Design and develop domain data models and database schemas to support business requirements. • Work with the business analysts to gather and analyze requirements; develop high-level system narratives, storyboards and UI prototypes. • Contribute, adhere to, and enforce standards and best practices in software development. • Conduct design and code reviews. • Develop prototypes or demos for any strategic business initiative. • Develop complex SQL stored procedures and ad-hoc queries. • Resolve application performance and scalability issues by identifying the bottle-necks, system resource utilization and key areas of improvement. • Other duties as assigned.

Physical Requirements The Physical Demands and Work Environment described here are a representative of those that must be met by a Team Member to successfully perform the essential functions of the role. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions of the role.

Essential Services Provider Allegiant as a national air carrier is deemed an essential service provider during declared national and state emergencies. Team Members will be required to report to their assigned trip or work location during national and state emergencies unless prohibited by local, state or federal order.

EEO Statement We welcome all individuals from varied backgrounds and experiences to apply. Our company values the unique perspectives and talents that each person brings to our team.

Equal Opportunity Employer: Disability/Veteran For more information, see

$161,300 - $201,900 a year

Full Time Benefits:

Profit Sharing

Medical/Dental/Vision/Life/ Disability Insurance

Medical Travel Reimbursement

Legal, Identity and Pet Insurance

401K with an employer match

Employee Stock Purchase Plan

Employee Assistance Program

Tuition Reimbursement

Flight Benefits

Paid vacation, holidays, and sick time

Part Time Benefits:

Profit Sharing

Medical Travel Reimbursement

Legal, Identity and Pet Insurance

401K with an employer match

Employee Stock Purchase Plan

Employee Assistance Program

Tuition Reimbursement

Flight Benefits

Sick time