PENNYMAC Pennymac (NYSE: PFSI) is a specialty financial services firm with a comprehensive mortgage platform and integrated business focused on the production and servicing of U.S. mortgage loans and the management of investments related to the U.S. mortgage market. At Pennymac, our people are the foundation of our success and at the heart of our dynamic work culture. Together, we work towards a unified goal of helping millions of Americans achieve aspirations of homeownership through the complete mortgage journey. A Typical Day The Sr Full Stack Developer supports our Finance department and leads the development and maintenance of our critical in-house applications. This role requires a strong understanding of full-stack development principles, a proven track record of delivering high-quality software, and expertise in our technology stack: Ruby on Rails, Node.js, React, MS SQL Server, and AWS services. The Sr Full Stack Developer will be responsible for designing, developing, testing, and deploying robust and scalable applications that directly support our financial operations. The Sr Full Stack Developer will: Design, develop, and maintain full-stack applications using Ruby on Rails, Node.js, React, and related technologies Write clean, efficient, and well-documented code that adheres to best practices and coding standards. Implement and maintain RESTful APIs for seamless data exchange between front-end and back-end systems Participate in architectural discussions and contribute to the design of scalable and maintainable systems Design and optimize database schemas using MS SQL Server Write complex SQL queries and stored procedures for data retrieval and manipulation Deploy, manage, and monitor applications on AWS cloud services (e.g., EC2, RDS, S3, Lambda) Conduct code reviews and provide constructive feedback to team members Monitor application performance and identify areas for improvement What You’ll Bring Bachelor’s degree or equivalent work experience 5+ years of relevant work experience in developing and deploying full-stack applications Proven experience in building and maintaining Ruby on Rails applications. Strong proficiency in Node.js for backend development Deep understanding of React and its ecosystem for building interactive user interfaces Expertise in designing, implementing, and optimizing MS SQL Server databases Hands-on experience with AWS services, including EC2, RDS, S3, Lambda, and others Understanding of financial processes and applications Experience with CI/CD pipelines and infrastructure as code Why You Should Join As one of the top mortgage lenders in the country, Pennymac has helped over 4 million lifetime homeowners achieve and sustain their aspirations of home. Our vision is to be the most trusted partner for home. Together, 4,000 Pennymac team members across the country are guided by our core values: to be Accountable, Reliable and Ethical in all that we do. Pennymac is committed to conducting a business that makes positive contributions and promotes long-term sustainable growth and to fostering an equitable and inclusive environment, where all employees and customers feel valued, respected and supported. Benefits That Bring It Home: Whether you're looking for flexible benefits for today, setting up short-term goals for tomorrow, or planning for long-term success and retirement, Pennymac's benefits have you covered. Some key benefits include: Comprehensive Medical, Dental, and Vision Paid Time Off Programs including vacation, holidays, illness, and parental leave Wellness Programs, Employee Recognition Programs, and onsite gyms and cafe style dining (select locations) Retirement benefits, life insurance, 401k match, and tuition reimbursement Philanthropy Programs including matching gifts, volunteer grants, charitable grants and corporate sponsorships To learn more about our benefits visit: https://pennymacnews.page.link/benefits Compensation: Individual salary may vary based on multiple factors including specific role, geographic location / market data, and skills and experience as defined below: Lower in range - Building skills and experience in the role Mid-range - Experience and skills align with proficiency in the role Higher in range - Experience and skills add value above typical requirements of the role Some roles may be eligible for performance-based compensation and/or stock-based incentives awarded to employees based on company and individual performance. Salary $90,000 - $150,000 Work Model OFFICE