Senior Principal Software Engineer

ATPCO is the foundation of flight shopping, providing pricing and retailing data, tools, and services to 500+ airlines, global distribution systems, sales channels, and technology companies. In addition, ATPCO links the entire airline community together, collaborating to develop industry standards for airline distribution and end-to-end technology solutions. As a result, ATPCO solutions work seamlessly across existing, new, and evolving technologies and methods from shopping to settlement. Airline-owned and reliably supporting air travel for more than 55 years, ATPCO is everywhere people buy flights.

We consider qualified applicants for employment without regard to race, gender, age, color, religion, national origin, citizenship status, marital status, disability, sexual orientation, protected military/veteran status, gender identity or expression, genetic information, marital status, medical condition, or any other legally protected factor.

Are you passionate about developing software that brings extraordinary value to its users? Do you thrive on devising innovative solutions that captivate and exceed customer expectations? If you are eager to collaborate with a team of skilled engineers and develop products that distinguish us in the marketplace, your expertise is exactly what we need! 

Join us at ATPCO, where we are on the forefront of major transformations in the airline industry. As a Principal Engineer with us, you will be an integral part of a visionary team committed to making an impact. You will help shape our API-first strategy by defining and implementing common capabilities in collaboration with the platform team and working alongside product teams to build and deploy externally accessible API products for our customers. Let us innovate together—apply today! 

What will you do 

• As a Senior Principal Software Engineer in the ATPCO organization, you will lead and contribute to the development of technical requirements and other design artifacts. Understand all enterprise architectural strategies and standards and ensure adherence to them in technical solutions. 

• Promote successful delivery of customer value across the enterprise through efficient designs, programming techniques, and strategies, utilizing innovative techniques where practical. 

• You will adhere to established ATPCO development standards and spearhead appropriate modifications to improve quality and productivity of the team. 

• Champion an API-first approach by defining and evangelizing best practices for API design, development, and governance across the organization. 

• Collaborate with platform teams to implement common API capabilities and work closely with product managers to build external-facing API products that deliver high-impact solutions to our customers, ensuring reliability, performance, and excellent developer experience. 

• Utilize an array of programming languages including Java, Python, Rust, Go, TypeScript. Use Open-Source RDBMS and NoSQL databases. Proficiently orchestrate containerization with Docker and Kubernetes, while harnessing the diverse toolkit of AWS services to architect robust solutions. 

• Lead technical areas, anticipating and resolving issues to meet team commitments. Manage multiple, complex tasks with a focus on delivering quality and timely results, acting as a technical resource/lead to other application developers. 

• Promote DevOps mindset and DevOps technical practices that support the integration, automation, and collaboration to develop and operate a solution. 

• Train and/or mentor other team members and peers as appropriate. 

• Translate technical concepts into accessible, non-technical language and tailor the communication to meet internal and external stakeholders’ needs. 

• Share your passion to remain abreast of the latest tech trends, eagerly experimenting with and mastering modern technologies, actively engaging in both internal and external technology circles. 

• Share technical, procedural, and business knowledge with others. Proactively present information in public forums to share knowledge and improve the productivity of others. 

What will make you a great fit 

• Minimum qualifications include a bachelor’s degree (or higher) in an IT-related field of study (i.e., bachelor’s or master's in computer science, Computer Engineering, Software Engineering, or equivalent). 

• Minimum 10 years of experience coding in languages including, but not limited to, C, C++, Rust, Java, JavaScript, or Python. 

• Minimum 10 years of experience in software engineering roles with complex information technology applications. 

• 5+ years of experience with AWS, GCP, Azure, or another cloud service. 

• 5+ years of experience in open-source frameworks. 

• 7+ years of experience in Agile (CI/CD) practices. 

• 5+ years of experience in DevOps practices. 

• Proven track record in designing and implementing APIs for enterprise-scale solutions, including knowledge of security protocols (OAuth, JWT), versioning, and lifecycle management. 

• Experience with microservices architectures and API gateways (e.g., Kong, Apigee, AWS API Gateway), ensuring performance, scalability, and reliability. 

• Exceptional communication skills, both written and verbal. 

Other Preferred Qualifications 

• Demonstrated experience and mastery of regression, functional, integration (end-to-end), and performance testing competencies. 

• Working knowledge of airline pricing data, systems, and products. 

• Deep experience in different software development methodologies such as Agile, Lean, Scrum, and test-driven development. 

• Proven record of accomplishment of encouraging innovation, implementation of innovative technologies, inclusion, outside-of-the-box thinking, teamwork, self-organization, and diversity. 

• Familiarity with API analytics and monitoring tools (e.g., Prometheus, Grafana, Splunk) to ensure observability and operational excellence. 

If you’re excited about leading a transformative API-first approach and delivering high-impact, cloud-native solutions, we want to hear from you. Join our passionate team and help shape the next chapter of innovation at ATPCO! 

Salary Range: $157,000- $192,000

*The disclosed range estimate has not been adjusted for applicable geographic differential associated with the location*

All your information will be kept confidential according to EEO guidelines.