Job Description

Senior Software Engineer, Resilience

Apply for the Senior Software Engineer, Resilience role at Persona.

Persona is the configurable identity platform built for businesses in a digitalfirst world. Verifying individuals and organizations is harder and more important than ever, with AI enabling fraudsters to launch sophisticated accounts at scale and regulations evolving rapidly.

Weve built Persona to support practically every use case and industry, serving a wide range of leading companies such as Instacart and OpenAI, protecting them from largescale abuse in a world where AI is reshaping work and life.

Were growing rapidly and looking for exceptional people to join us!

About The Role

This isnt just another engineering role. Its a unique opportunity to be a founding member of our new Resilience Engineering function and shape the future of performance and scalability at Persona. As our products grow in complexity and adoption, were building a specialized team to act as a force multiplier for all of engineering. You wont own a single service; instead, youll be a trusted partner embedded within product teams, tackling their most critical challenges in performance, scalability, and observability. Were looking for someone who is a systems thinker, part detective, part diplomat, and part architect, ready to help build a new function from the ground up.

What Youll Do At Persona

• Partner with product teams on shortterm, highimpact projects to solve their most pressing performance and observability challenges.
• Dive deep into major incidents to uncover underlying architectural causes and drive systemic improvements to prevent future failures.
• Design, build, and promote reusable resilience patterns and tooling that make it easy for all engineers to build reliable services.
• Own and advance our observability strategy, defining the standards and building the tools that help us understand system health.
• Mentor and coach engineers across the organization, raising the technical bar for performance and reliability.
• Establish and drive a new Operational Excellence review process to foster a culture of accountability and continuous learning.
• Help define and measure SLOs for our most critical user journeys, making our product tangibly faster and more reliable for customers.

What Youll Bring To Persona

• A strong software engineering background, demonstrated by 10+ years of experience building and shipping complex production systems.
• Direct experience in performance, scalability, or observability is a significant plus, but not required for a candidate with a deep engineering foundation.
• Enjoys mentoring other engineers and can clearly and concisely explain complex technical ideas.
• Deep expertise in the three pillars of observability (metrics, logs, and traces) and experience instrumenting complex, distributed systems.
• The ability to listen with empathy, build trust, and influence other teams without direct authority.
• Ability to build robust, welltested libraries and tools that improve the work of other engineers.
• Takes initiative, comfortable with ambiguity, and effective at driving projects in a new and evolving environment.

Fulltime Employee Benefits And Perks

For fulltime employees (excluding internship and contractor opportunities), Persona offers a wide range of benefits, including medical, dental, and vision coverage, 3% 401(k) contribution, unlimited PTO, quarterly mental health days, family planning benefits, professional development stipend, wellness benefits, among others. We hope you consider why our core values and culture are right for you.

Seniority level

MidSenior level

Employment type

Fulltime

Job function

Engineering and Information Technology

Industries

Software Development

Job Tags

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