Full Stack .NET Lead Developer Working at Frontier Airlines At Frontier, our mission is to Make Every Flight Count. That mission guides how we support our customers, our people and the operation every day. As a Frontier employee, your work connects to more than a single role. Whether you're supporting flights, helping customers, maintaining aircraft, leading teams or working behind the scenes, you help create a travel experience that is safe, reliable and built around value. Our work is guided by our core values: customer first, safety always, operational excellence and one team. These values shape how we make decisions, support each other and deliver for the people who count on us. Support for work, life and travel Frontier offers benefits, programs and travel privileges designed to support eligible employees at work and beyond. Availability may vary by role, employment status, eligibility, location, schedule, applicable policies and current plan details. Depending on role and eligibility, available benefits and programs may include: Medical, dental and vision coverage 401(k) retirement savings options Paid holidays, vacation time and sick time Travel privileges on Frontier Airlines and participating partner airlines, based on current program rules and availability Buddy passes, based on eligibility and program rules Travel-related discounts and employee discounts on select products, services and vendors A hybrid schedule for eligible headquarters roles based in Denver, Colorado Business casual dress options for eligible corporate and support roles Employee support programs and resources, including the HOPE League, Frontier Airlines' nonprofit organization About Frontier Airlines Frontier Airlines is a Denver-based airline serving destinations across the United States and select international markets. Our people support every part of the travel journey, from airport operations and flight crews to aircraft maintenance, customer support, corporate teams and more. We're focused on delivering meaningful value by making travel more accessible, practical and easy to personalize for our customers. Across the airline, our teams help support a safe, reliable and efficient operation while continuing to strengthen the experience for the people who choose Frontier. What Will You Be Doing? The Full Stack Lead Developer must have extensive working knowledge of full-stack software development and software engineering practices, with deep expertise in Microsoft. NET and Azure. In addition, they must have experience collaborating with architects, project managers, and product owners to deliver high-quality software features that exceed customer expectations. They must also be capable of working independently in a fast-paced environment. This developer will lead projects and have significant influence over application design, cloud architecture, technology stack decisions, CI/CD practices, and development.
Essential Functions:- Work within an agile team to develop, test, and maintain consumer-facing web, mobile, and API applications built with C#,.NET, ASP.NET Core, Web API, React, React Native, Next.js, SQL Server, and Microsoft Azure
- Participate in bi-weekly sprint planning sessions, helping to provide sub-tasks and estimates for user stories for the work to be done in the upcoming sprint
- Participate and lead peer reviews of solution designs and code
Provide technical expertise and leadership across the full stack, with primary focus on.
NET, Azure, React, React Native, and Next.jsDefine and uphold application and cloud architecture standards, risk management controls, and security policies
Develop technical documents to accurately represent application design and code
Work closely with QA to triage and fix bugs
Participate in the evolution of best practices, standards, and policies as it relates to software development
Write code that is simple, maintainable, reusable, and conforms to team coding style and standards
Accurately maintain code in source control (Azure DevOps Git), appropriately documenting pull requests, reviews, merges, and releases
Test deliverables against a user story's acceptance criteria including the use of multiple browsers for desktop and mobile environments
Assist, mentor, lead, and guide senior, mid-level, and junior team members
Own and continuously improve CI/CD pipelines, automated builds, tests, security checks, deployments, and release processes across environments
Qualifications:
Bachelor's degree from a four-year college or university; or equivalent combination of education and experience 6+ years of experience with modern front-end technologies, including React, Next.js, React Native, TypeScript, JavaScript, HTML5, CSS3/Sass, and responsive design 12+ years of experience within the Microsoft technology stack, including hands-on expertise with C#,.NET/.NET Core, ASP.NET Core, Web API, and Entity Framework Core Experience as a solution architect or technical lead, including application and cloud architecture, technology stack decisions, and proofs of concept reviewed by architects and leadership Expertise with React architecture and state management libraries such as Redux and Jotai, plus Next.js rendering, routing, and data-fetching patterns· 5+ years of cloud experience, primarily with Microsoft Azure, plus working knowledge of AWS services and deployment patterns Experience translating designs and work-item requirements into polished, responsive web and mobile experiences using React, Next.js, React Native, TypeScript, HTML, and CSSExperience with design, development, testing, and deployment of software systems or applications Experience designing and developing REST, SOAP, and GraphQL services and applying OpenAPI, OAuth 2.0, OpenID Connect, and SSO standards Expert C#/.NET and strong JavaScript/TypeScript experience are required Experience with modern development tools including Visual Studio, Visual Studio Code, .NET CLI, Node.js, NPM, and modern front-end build tooling Ability to understand and handwrite CSS responsive files including media queries Debugging & optimizing code to enable maximum performance across devices and browsers Experience developing database-driven applications with SQL Server, ADO.NET, Entity Framework Core, and micro-ORMs such as Dapper Expertise in TDD, unit and integration testing, and CI/CD using Azure DevOps Pipelines and/or GitHub Actions, including automated quality and security checks, artifact promotion, and controlled deployments
Knowledge, Skills and Abilities:- Expert working knowledge of object-oriented design/programming, n-tier and distributed applications, C#,.NET, ASP.NET Core, REST APIs, XML/JSON, and relational databases
- Strong object-oriented design skills
- Knowledge of the software development life cycle, DevOps, trunk-based development, and modern release practices
- Detail oriented with a meticulous focus on producing the highest quality results
- Ability to work effectively and lead in a fast-moving, multi-project team environment
- Work effectively in an Agile development process
- Clear and effective written and verbal communication as well as strong interpersonal skills
- Excellent problem-solving skills
- Ability to develop code for testability
- Capable of learning new technologies and platforms quickly and presenting solutions to the leadership team
- Ability to work individually and in a team environment
- Self-motivated and able to handle responsibilities without consistent oversight
- Knowledge of applicable data privacy and security practices and laws, PCI, and/or SOX a plus
- Equipment Operated
- Standard office equipment, including personal computers, Apple computers, various and future tablets, smartphones and wearable technology, copiers, fax machine, printer, phones, and future and upcoming technology that may not yet be publicly available
- Work Environment
Remote office environment. This requires the employee to have adequate space and internet access to conduct their job and participate in online video meetings using various video conferencing solutions.
This position may require the occasional visit to Frontier's headquarters for team meetings and occasional visits to airport locations for on-site testing.
Physical Effort: Generally, not required.
Supervision Received:
General Direction: The incumbent normally receives little instruction on day-to-day work and receives general instructions on new assignments. Salary