Full-stack Engineer 5 (GraphDB & API Platform) (Enterprise Platforms Technology)

Full-stack Engineer 5 (GraphDB & API Platform) (Enterprise Platforms Technology) At Capital One, you'll be part of a big group of makers, breakers, doers, and disruptors who love building and pioneering in the technology space, solving complex business problems in a fast-paced, collaborative, inclusive, and iterative delivery environment to meet real customer needs. We are seeking a Full-stack Engineer 5 to provide technical leadership across foundational enterprise platforms and regulatory tech initiatives. In this role, you will lead the architecture, modernization, and evolution of large-scale, distributed customer data and relationship capabilities, while guiding teams of developers in building resilient cloud-native systems. You will work across current and future-state architectures within Enterprise Platforms Technology (EPTech)—designing scalable APIs, data contracts, and self-service platform services that empower millions of Americans to achieve financial empowerment. What You'll Do: • Technical & Platform Leadership: Lead the architecture, end-to-end design, and implementation of highly available, resilient, and scalable cloud-native microservices, APIs, data contracts, and shared platform services. • Modernization & Ecosystem Evolution: Provide technical vision for modernizing foundational customer data platforms while ensuring interoperability, continuity, and consistent interaction patterns across evolving database technologies and distributed systems. • Strategy & Cross-Functional Alignment: Partner with digital product managers, database architects, and engineering leaders to define long-term technology directions, system architectures, and self-service capabilities that streamline regulatory compliance and developer onboarding. • Operational Excellence & Automation: Drive automation, observability, and robust engineering practices to minimize manual processes, improve developer productivity, and ensure superior system reliability and performance. • Modern Tech Stack Utilization: Leverage cutting-edge tools including Java, Scala, Python, Go, Node.js, JavaScript, TypeScript, Open Source RDBMS, NoSQL databases, Docker, Kubernetes, and AWS services. • Mentorship & Community: Influence technical strategy across multiple engineering teams, mentor and grow technical talent, experiment with emerging tech trends, and actively contribute to internal and external engineering communities. Basic Qualifications: • Bachelor's Degree or higher in Computer Science or a related quantitative field (Statistics, Economics, Operations Research, Analytics, Mathematics, Engineering) • At least 6 years of experience in software engineering (Internship experience does not apply) • At least 3 years of experience with public cloud platforms (AWS, GCP, Azure), cloud-based productivity tools, or virtualization technologies Preferred Qualifications • Master’s Degree in Computer Science or a related field. • 9+ years of software development experience coding in two or more of the following languages: Java, Python, Go, Scala, Node.js, JavaScript/TypeScript, Rust, or C#. • 5+ years of experience contributing to open-source frameworks. • 5+ years of experience with modern front-end JavaScript or TypeScript frameworks. • 5+ years of experience designing and building synchronous/asynchronous APIs and designing robust API platform architectures. • 5+ years of experience leveraging GraphDB platforms alongside 4+ years of hands-on experience with traditional database and database management systems (DBMS). • 4+ years of experience designing, architecting, and implementing distributed, cloud-native platforms at scale. • 4+ years of experience with major cloud platforms (AWS, GCP, Azure), cloud productivity tools, or virtualization t