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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.

Job Overview

Senior Application Developer (C#, SQL Server, AI-Accelerated, AWS Cloud) The Senior Application Developer will be a key player in designing, developing, and maintaining high-performance enterprise applications, significantly leveraging AI-powered development tools and AWS cloud services to accelerate delivery and quality.

Core Responsibilities:

Accelerated C#/.NET Development:

+ Extensively utilize AI tools such as Cursor and GitHub Copilot for rapid prototyping, intelligent code completion, refactoring complex methods, and generating robust unit tests.

+ Design, develop, and maintain C# and .NET (Core/Framework)-based services and applications, specializing in back-end logic, APIs (e.g., ASP.NET Web API), and enterprise solutions.

Database Development & Optimization:

+ Develop, optimize, and tune high-performance SQL Server stored procedures, functions, and complex queries.

+ Use AI tools to analyze existing SQL code for potential performance bottlenecks and security vulnerabilities.

AWS Cloud Integration and Services: Demonstrate strong experience in integrating applications with key AWS Services, including:

+ Amazon SQS (Simple Queue Service) for decoupling microservices and managing message queues.

+ Amazon SES (Simple Email Service) for handling bulk and transactional email delivery.

+ Amazon S3 (Simple Storage Service) for object storage, file management, and static content hosting.

Quality Mandates (Unit Testing & Coverage):

+ Mandate and enforce high standards of unit testing for all new and modified code.

+ Achieve and maintain required code coverage minimums for all deliverables, integrating coverage analysis into the CI/CD pipeline.

+ Employ Behavior-Driven Development (BDD) and Test-Driven Development (TDD) techniques, using AI-assisted tools to scaffold test code quickly and comprehensively (e.g., using NUnit or xUnit).

Project Leadership and Culture:

+ Manage small development projects independently and actively contribute as a senior team member on larger, complex initiatives under Agile Methodologies.

+ Prepare, configure, and automate the deployment of software to various environments, including production.

+ Provide timely and effective technical support, responding to and resolving escalated issues and bugs logged by end-users of live systems.

+ Demonstrate professional behaviors and a growth mindset aligned with the organization's desired culture and values.

A Typical Day

Sr Application Developer (C#, SQL Server, AI-Accelerated, AWS Cloud)

The Senior Application Developer will be a key player in designing, developing, and maintaining high-performance enterprise applications, significantly leveraging AI-powered development tools and AWS cloud services to accelerate delivery and quality.

Core Responsibilities and AI Integration

Accelerated C#/.NET Development:

Extensively utilize AI tools such as Cursor and GitHub Copilot for rapid prototyping, intelligent code completion, refactoring complex methods, and generating robust unit tests.

Design, develop, and maintain C# and .NET (Core/Framework)-based services and applications, specializing in back-end logic, APIs (e.g., ASP.NET Web API), and enterprise solutions.

Database Development & Optimization:

Develop, optimize, and tune high-performance SQL Server stored procedures, functions, and complex queries.

Use AI tools to analyze existing SQL code for potential performance bottlenecks and security vulnerabilities.

AWS Cloud Integration and Services:

Demonstrate strong experience in integrating applications with key AWS Services, including:

Amazon SQS (Simple Queue Service) for decoupling microservices and managing message queues.

Amazon SES (Simple Email Service) for handling bulk and transactional email delivery.

Amazon S3 (Simple Storage Service) for object storage, file management, and static content hosting.

Quality Mandates (Unit Testing & Coverage):

Mandate and enforce high standards of unit testing for all new and modified code.

Achieve and maintain required code coverage minimums for all deliverables, integrating coverage analysis into the CI/CD pipeline.

Employ Behavior-Driven Development (BDD) and Test-Driven Development (TDD) techniques, using AI-assisted tools to scaffold test code quickly and comprehensively (e.g., using NUnit or xUnit).

Project Leadership and Culture:

Manage small development projects independently and actively contribute as a senior team member on larger, complex initiatives under Agile Methodologies.

Prepare, configure, and automate the deployment of software to various environments, including production.

Provide timely and effective technical support, responding to and resolving escalated issues and bugs logged by end-users of live systems.

Demonstrate professional behaviors and a growth mindset aligned with the organization's desired culture and values.

What You’ll Bring

+ Bachelor’s degree or equivalent work experience

+ 5+ years of relevant work experience

+ Knowledge of Agile Methodologies, such as Extreme Programming (XP) and Scrum is helpful

+ Experience with relational databases (MySQL, PostgreSQL, SQL Server)

+ Knowledge of design patterns, refactoring and unit testing

+ Experience with Linux and open source software

+ Financial services experience, especially related to mortgages and mortgage backed securities, is desirable

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

For residents with state required benefit information, additional information can be found at: https://www.pennymac.com/additional-benefits-information

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.

#TPO

Salary

$90,000 - $150,000

Work Model

OFFICE