The Traffic team at Credit Karma is at the forefront of managing and optimizing some of the most critical infrastructure components that support our entire platform's operational efficiency - specifically focusing on the service mesh, API gateway, and database proxy. This team is pivotal in ensuring that our services are fast, reliable, and scalable to meet the demands of over 100 million members. As a Senior Software Site Reliability Engineer, you will be instrumental in contributing to the transition between service meshes, enhancing our API gateway, and embedding robust Site Reliability Engineering practices into our daily operations. This role offers the unique challenge of maintaining high availability and optimal performance of our infrastructure while also driving significant innovations in our platform capabilities. If you are passionate about massive-scale system management and thrive in a collaborative environment that pushes the boundaries of what's possible, this position will provide you with the opportunity to make a profound impact at Credit Karma.

What you’ll do: Contribute to the migration from our existing home-grown service mesh to a new mesh powered by Istio, ensuring seamless integration, backwards compatibility, and minimal disruption Assist in designing and building innovative platform capabilities that enhance the scalability and reliability of our infrastructure Participate in modernizing our API gateway to support evolving service demands Analyze and optimize system performance by implementing effective solutions based on feedback and data Incorporate Site Reliability Engineering practices into daily operations to boost system reliability and reduce operational toil Collaborate with cross-functional teams to align infrastructure development with overall business goals Support the mentoring of junior engineers, fostering a culture of technical excellence and continuous improvement What’s great about the role: Be part of a pivotal team that bridges infrastructure and application development, offering unique insights and impactful contributions across the company Engage directly in projects that significantly enhance the technical capabilities of a leading financial platform serving over 100 million members Experience the satisfaction of seeing your work directly impact both the user experience for our members and the productivity of your fellow Karmanauts Gain exposure to a wide array of cutting-edge technologies, including Istio, as you work on critical components of our tech stack Enjoy a culture that promotes learning and growth, with opportunities to take on challenges that stretch your skills and develop new competencies Benefit from a supportive environment where mentorship and community are valued, helping you thrive both professionally and personally Take advantage of comprehensive company perks that enhance your life both inside and outside of work What we are looking for: Demonstrated experience managing and scaling infrastructure in a high-traffic environment Proficiency in Go, Python, or similar language, with substantial experience applying these languages in a production setting Practical experience with Kubernetes and Helm in a professional setting Strong analytical skills with a proven track record of risk assessment and mitigation in infrastructure projects What we’d like to see:  Advanced experience managing Istio in a large-scale production environment Expertise in developing Kubernetes operators or contributing to Kubernetes itself Background in implementing comprehensive monitoring solutions that enhance system observability Experience with performance tuning and optimization of service mesh and API gateways Familiarity with continuous integration and continuous deployment (CI/CD) practices using modern tools Proven ability to mentor and lead projects within a technical team Benefits at Credit Karma includes: Medical and Dental Coverage Retirement Plan Commuter Benefits Wellness perks Paid Time Off (Vacation, Sick, Baby Bonding, Cultural Observance, & More) Education Perks Paid Gift Week in December