Senior .NET Software Engineer

Your Job Join our team and embark on an exhilarating journey of growth and innovation at Flint Hills Resources (FHR), a Koch Industries company! We are currently seeking a talented and experienced Senior .NET Software Engineer to join our dynamic team. The ideal candidate should possess a strong technical foundation in both .NET Framework and .NET Core, excellent communication skills, and a collaborative mindset. This position requires expertise in C#, VB.NET, SQL, PL / SQL, SQL Server Databases, Oracle Databases, and AWS cloud development. FHR believes in investing in our employees' professional growth and development. We are committed to providing a supportive and nurturing environment where you can thrive and advance in your career. FHR offers exciting pathways for rapid advancement into technical and functional leadership roles, empowering you to lead and inspire others as you progress in your career journey. This role is on site at our headquarters in Wichita, KS and offers a hybrid schedule, providing you with flexibility and work / life balance. What You Will Do

• Technical Leadership : Lead the design, development, and maintenance of complex applications using .NET Framework and .NET Core. Set coding standards and best practices.
• Advanced Coding and Software Architecture : Develop high-performance, scalable, and secure applications using advanced coding techniques, ensuring good architecture design and effective use of design patterns.
• Code Quality and Security : Ensure clean, secure, and scalable code. Conduct code reviews and implement adequate security measures.
• Database Architecture : Design and develop advanced database solutions using SQL and PL / SQL, optimizing for performance and reliability.
• Testing and Reliability : Architect and implement comprehensive unit and integration test strategies to ensure code robustness and reliability using frameworks like xUnit or NUnit.
• Cross-Functional Collaboration : Collaborate with cross-functional teams to define, design, and implement new features, providing technical leadership and ensuring alignment with business goals.
• Innovation and Improvement : Drive innovation by recommending and integrating new technologies and methodologies to enhance software development practices.
• Mentorship : Mentor and guide junior engineers, fostering a culture of learning and continuous improvement within the team.
• CI / CD Processes : Lead efforts to maintain and enhance CI / CD pipelines, ensuring efficient and high-quality software delivery.
• Cloud Integration : Drive cloud development initiatives, particularly in AWS, and integrate cloud technologies such as API Gateway, Lambda, and RDS into solutions. Who You Are (Basic Qualifications)
• 5 years of professional software engineering experience with .NET Framework, ASP.NET, C#, or .NET Core
• Extensive experience with complex C# coding, including advanced techniques and design patterns
• Experience with SQL, PL / SQL, and Oracle Databases
• Experience with CI / CD processes and tools
• Proven ability to solve problems efficiently with strong attention to detail, ensuring the delivery of high-quality code
• Experience collaborating and communicating effectively, as well as mentoring and influencing team members What Will Put You Ahead
• Extensive experience with cloud platforms, especially AWS, including technologies like API Gateway, CloudFront, Lambda, DynamoDB, and RDS
• Experience with unit testing frameworks such as xUnit or NUnit, and a commitment to test-driven development
• Proficient in JavaScript or TypeScript within a Node.js runtime, enhancing frontend-backend integration
• Demonstrated success in adopting and implementing new technologies and best practices to drive project success and team efficiency This role is not eligible for visa sponsorship. At Koch companies, we are entrepreneurs. This means we openly challenge the status quo, find new ways to create value and get rewarded for our individual contributions. Any compensation range provided for a role is an estimate determined by available market data. The actual amount may be higher or lower than the range provided considering each candidate's knowledge, skills, abilities, and geographic location. If you have questions, please speak to your recruiter about the flexibility and detail of our compensation philosophy. Hiring Philosophy All Koch companies value diversity of thought, perspectives, aptitudes, experiences, and backgrounds. We are Military Ready and Second Chance employers. Learn more about our hiring philosophy here . Who We Are As a Koch company, Flint Hills Resources is an industry-leading refining company making the oil and transportation products that keep the world moving. We make a large supply of fuel for gas stations and airports in addition to transporting crude oil, natural gas liquids and refined products through 4,000 miles of pipeline - delivering energy to farmers, manufacturers and families. Our team champions innovation and excellence to help power modern life. At Koch, employees are empowered to do what they do best to make life better. Learn how our business philosophy helps employees unleash their potential while creating value for themselves and the company. Our Benefits Our goal is for each employee, and their families, to live fulfilling and healthy lives. We provide essential resources and support to build and maintain physical, financial, and emotional strength - focusing on overall wellbeing so you can focus on what matters most. Our benefits plan includes - medical, dental, vision, flexible spending and health savings accounts, life insurance, ADD, disability, retirement, paid vacation / time off, educational assistance, and may also include infertility assistance, paid parental leave and adoption assistance. Specific eligibility criteria is set by the applicable Summary Plan Description, policy or guideline and benefits may vary by geographic region. If you have questions on what benefits apply to you, please speak to your recruiter. Additionally, everyone has individual work and personal needs. We seek to enable the best work environment that helps you and the business work together to produce superior results. Equal Opportunities Equal Opportunity Employer, including disability and protected veteran status. Except where prohibited by state law, some offers of employment are conditioned upon successfully passing a drug test. This employer uses E-Verify. Please click here for additional information. #LI-JT2