Principal Site Reliability Engineer Job San Francisco area,California USA,IT/Tech

Requirements

Bachelor’s degree in Computer Science, Engineering, or Mathematics, or a related field (or its equivalent) + 8 years of experience
Combined experience with both Software Engineering and Site Reliability Engineering, with a balanced background in both disciplines
Proven track record as an SRE thought leader and evangelist, driving adoption of reliability best practices across organizations
Strong communication and mentoring skills to influence engineers across disciplines
Proficiency in Python, Go, and JavaScript/Type Script
Proficiency with Infrastructure as Code (Terraform, CDK, Cloud Formation, etc.)
Experience building internal tooling from scratch in agile development environments
Expertise with observability, distributed tracing, RUM, LCP, and performance monitoring tools (e.g., Datadog, Prometheus)
Experience with on‑call and incident management, including large‑scale or ML‑related incidents
Strong background in automation and building self‑healing systems
Hands‑on experience with LLM/GenAI to improve SRE efficiency and processes
Program management skills, including the ability to propose innovative solutions, influence leadership, improve processes, and drive cross‑functional projects to completion
(Desirable) Experience with service mesh
(Desirable) Full stack development skills
(Desirable) Experience building or extending observability platforms
(Desirable) Background in Development Productivity or Quality Platforms
(Desirable) Experience in high‑scale SaaS, microservice‑oriented cloud environments

What the job involves

Upstart’s Site Reliability Engineering (SRE) team owns the reliability, resiliency, and observability of Upstart’s production systems
We build automation, tooling, and frameworks to ensure our infrastructure is healthy, scalable, and able to support a seamless experience for both engineers and customers
Our scope includes defining Upstart’s technology operations risk strategy, implementing disaster recovery planning, and setting company‑wide reliability standards
As a Principal Software Engineer on the SRE team at Upstart, you will serve as a thought leader and SRE evangelist – driving adoption of best practices, mentoring engineers across the organization, and influencing both technical and business decisions
Your impact will extend beyond SRE into cross‑functional collaboration with Product Engineering, Dev Ex, Development Productivity (Quality), Dev Ops, Data Engineering, and Machine Learning teams to elevate operational excellence across the company
Lead the definition, advocacy, and adoption of SRE principles across engineering teams
Partner with leadership to shape long‑term reliability, resiliency, and observability strategies
Champion distributed tracing, real user monitoring (RUM), and key performance metrics such as Largest Contentful Paint (LCP) to improve system visibility and user experience
Build and scale self‑healing systems to minimize manual intervention and reduce downtime
Drive enterprise‑wide improvements to incident response processes, including those related to Machine Learning systems
Collaborate closely with Development Productivity and Quality teams to improve engineering velocity without sacrificing reliability
Influence technical and operational roadmaps through data‑driven insights and hands‑on technical contributions
Own and deliver cross‑functional initiatives from concept through execution, applying program management skills to align stakeholders and achieve results

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