Principal Financial Services Engineer

Rockstar is recruiting for a mission-driven company at the forefront of solving the affordable housing crisis. They are looking for a Principal Financial Services Engineer to serve as the technical leader responsible for the systems that power money movement across their platform. As they continue to scale, they need someone who can architect secure, reliable, and compliant financial infrastructure while partnering closely with Engineering, Product, and Finance to ensure every transaction is accurate, auditable, and dependable. The Person They’re Looking For They are looking for a highly experienced engineer who has built and scaled complex financial systems such as payments, billing platforms, ledgers, banking integrations, or fintech products. This person combines exceptional technical judgment with strong leadership skills, thrives in high-accountability environments where accuracy matters, and enjoys mentoring other engineers while remaining hands-on with architecture and development. Just as important, this person should have a pragmatic relationship with AI. They treat AI as a lever for both how they build and what they build, and are able to identify where AI meaningfully improves the financial experience for customers, then turn those ideas into shipped products. Here’s What You’ll Be Doing Day-to-Day: Technical Vision: Define and evolve the architecture, strategy, and long-term roadmap for the financial services domain. Financial Systems: Design and build secure, scalable systems supporting payments, billing, collections, and ledger management. Payment Integrations: Lead integrations with banks, payment processors, fintech partners, and financial service providers. Cross-Functional Partnership: Collaborate closely with Finance, Product, and Engineering leaders to align technical solutions with business objectives. Engineering Standards: Establish and drive best practices around reliability, observability, transaction integrity, and financial accuracy. Technical Mentorship: Mentor senior and staff engineers through architecture reviews, technical guidance, and engineering leadership. Incident Leadership: Lead investigation, resolution, and prevention efforts for issues impacting financial systems and money movement. Technology Evaluation: Assess emerging technologies, payment solutions, and AI capabilities that improve efficiency, reliability, or customer experience. Here’s What You’ll Need to Be Successful: Financial Expertise: Significant experience designing and scaling payment systems, billing platforms, ledgers, banking integrations, or fintech infrastructure. Backend Development: Deep expertise in Python and Django, with the ability to design and maintain complex backend services. Frontend Proficiency: Strong working knowledge of JavaScript and React in modern web applications. Payments Knowledge: Hands-on experience working with ACH, card payments, payment processors, and financial APIs. Database Design: Expertise with PostgreSQL and designing systems that support reconciliation, auditability, and financial accuracy. Cloud Architecture: Proven experience building distributed, fault-tolerant systems on AWS with strong reliability and scalability practices. Security & Compliance: Understanding of financial security requirements, data protection, and compliance considerations for financial systems. Technical Leadership: Demonstrated ability to influence engineering strategy, mentor senior engineers, and drive cross-functional alignment. AI Product Thinking: Strong judgment regarding where AI can create meaningful value within financial services and customer experiences. Communication Skills: Ability to translate complex financial, technical, and regulatory requirements into clear direction for technical and business stakeholders. The Interview Process: Your application will be reviewed by the Hiring Manager. If selected, you’ll have a 30-minute phone call with a member of the People Operations team. Next is a 1-hour video interview with the CTO. Followed by a 2-hour panel interview with key stakeholders. As part of the panel, you’ll complete a technical assessment and discuss your approach with the interview team. Successful candidates move to the offer stage. Compensation, Benefits, and Perks: Fully remote position Competitive compensation package, including equity and company-wide bonus opportunities Medical, dental, and vision insurance Company-paid life insurance Optional accident insurance, FSA, and DCFSA benefits Unlimited PTO plus 11 company-observed holidays 401(k) plan 12 weeks of paid parental leave for both birth and non-birth parents Opportunity to make an impact at a company helping solve the affordable housing crisis $220,000 – $255,000 USD annually Compensation is based on the role’s scope, market benchmarks, experience, and expected impact. Location: Although some job boards may list Atlanta, Georgia due to posting requirements, this is a fully remote position. Notice to Applicants The client participates in E-Verify . All new employees must complete an I-9 form and be authorized to work in the United States. Employment is contingent upon successful completion of the E-Verify process. The client is an Equal Opportunity Employer and considers all qualified applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or protected veteran status. The client may use AI tools to support portions of the hiring process, such as reviewing applications, analyzing resumes, assessing responses, or identifying potential inconsistencies. These tools assist the recruitment team but do not replace human decision-making. Final hiring decisions are always made by people. If you would like more information about how your data is processed, please contact the company.