Mobile Applications API Software Engineer

Spirit Airlines; Town of Florida (NY); On-site; USD 80,000 - 110,000; Full time

Benefits offered by this job

Travel perks

Job summary

A leading airline company is hiring for a software development position focused on designing and developing RESTful APIs using .NET and C#. The ideal candidate will have 3-5 years of software engineering experience and strong C# knowledge. Responsibilities include collaborating with various teams on project solutions. This role is on-site, requiring 40 hours in the office per week, offering an excellent opportunity for professional growth in a dynamic environment.

Qualifications

• 3-5 years of software engineering experience.
• 3+ years of .NET / C# API development.
• Experience building APIs in high-availability environments.

Responsibilities

• Accountable for specific web & software development projects.
• Design and develop RESTful APIs using .NET and C#.
• Collaborate with mobile, web, and product teams on API contracts.

Skills

Strong C# and .NET Core experience

REST API design and integration patterns

Experience with Azure and Azure DevOps

Database experience (SQL Server or equivalent)

Education

Bachelor’s degree or equivalent professional experience

Tools

Dynatrace

Splunk

Job description

Overview

At Spirit, we live “More Fly.” It’s not just about getting from point A to B—it’s about feeling fly while you’re at it. For our Team Members, it means thinking BIG, taking action, making connections, and having a blast while doing it. From the station to the cockpit, the cabin to the computer, every day is an adventure as we redefine travel.

Soar with us and enjoy travel perks that bring you closer to what matters. Join a team that empowers you to bring your full self to work, grow personally and professionally, and fuel the communities we serve. At Spirit Airlines, the sky isn’t the limit—it’s just the beginning!

Responsibilities

Accountable for specific web & software development projects, implementation and roll-out of new systems. Collaborate with scrum team, product owners, PMs, QA, BI and Operations to deliver individual sprints. Provide detailed approach and estimates for project solutions. Acknowledge and continuously tackle issues identified for all deployed software solutions.

• Design and develop RESTful APIs using .NET and C#
• Collaborate with mobile, web, and product teams on API contracts and integrations
• Build scalable services that support high-traffic, mission-critical systems
• Participate in Agile planning, estimation, and delivery
• Support production systems, including troubleshooting and performance tuning
• Contribute to CI/CD pipelines and automated testing

Qualifications

Education

• Bachelor’s degree or equivalent professional experience

Experience

• 3-5 years of software engineering experience
• 3+ years of .NET / C# API development
• Experience building APIs in high-availability environments

Specialized Skills & Competencies

• Strong C# and .NET Core experience
• REST API design and integration patterns
• Experience with Azure and Azure DevOps
• Database experience (SQL Server or equivalent)
• Experience with monitoring tools like Dynatrace or Splunk is a plus
• Experience with Navitaire or airline systems is a plus

Other Job Requirements

• On-Site Work
  • 40 hours in office per week
• Travel
  • No travel required
• Physical Effort
  • Sedentary role with minimal physical exertion

EEOC Statement

Spirit Airlines is an Equal Employment Opportunity employer. All aspects of employment are governed on the basis of merit, competence and qualifications without regard to race, color, religion, sex, national origin, age, disability, veteran status, sexual orientation, gender identity or any other category protected by federal, state, or local law.