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Senior Site Reliability Engineer

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At Klaviyo, we value the unique backgrounds, experiences and perspectives each Klaviyo (we call ourselves Klaviyos) brings to our workplace each and every day. We believe everyone deserves a fair shot at success and appreciate the experiences each person brings beyond the traditional job requirements. If you’re a close but not exact match with the description, we hope you’ll still consider applying. Want to learn more about life at Klaviyo? Visit careers.klaviyo.com to see how we empower creators to own their own destiny.

Klaviyo is growing fast and we have openings for all skill levels across all of our teams. Learn more about our engineering culture at https://klaviyo.tech

Site Reliability Engineering (SRE) is what you get when you treat system operations as a software engineering problem. The mission of the Site Reliability Engineering team is to provide services, tooling, and guidance to Klaviyo's product engineers to make them more productive and ensure their services are sufficiently reliable, scalable, and secure.

The SRE team builds foundational backend services as well as tooling and automation to allow product teams to release and scale their software reliably and predictably. SREs are team players who work collaboratively amongst themselves and with engineers from product teams to build the platform Klaviyo relies on to power its products.

As a Senior Site Reliability Engineer you will own multiple foundational Klaviyo services and make a big impact on the productivity of our product engineering teams.

How you will make a difference:

Ship foundational services to enable Klaviyo engineering to move faster with confidence
Design and develop systems and processes that enable highly available & scalable systems
Design, build and deliver software to dramatically improve the availability, scalability, latency, and efficiency of Klaviyo’s services
Achieve break-throughs in systems throughput by identifying and eliminating bottlenecks
Leverage technology such as Python, Go, Bash, Django, AWS, Kubernetes, Terraform, MySQL, Apache Pulsar, Redis, and Clickhouse to advance Klaviyo’s platform
Champion best practices by actively collaborating with other teams in a culture that values technical design review
Contribute to the company as a subject matter expert in multiple areas, constantly pushing yourself to be a better engineer and to level up all of your peers within your team and within Klaviyo.
Mentor and pair with other Klaviyo engineers to build better software by focusing on performance, self-healing system, configuration as code; defensive programming, application security, etc.
Participate in periodic on call duties with a focus on solving issues when they are discovered, preventing recurrences and minimizing alert fatigue
Work hand-in-hand with product-facing engineers to ship impactful code
Perform quantitative analysis to understand and scale Klaviyo systems and manage the cross-functional effort to resolve scalability issues
Produce and advocate for preventative, upstream solutions with internal stakeholders and external vendors and dependencies
Confidently make informed, data-driven decisions in a fast paced environment with competing priorities
Evangelize Site Reliability best practices across the engineering organization and community

Who You Are:

BA or BS Degree in Computer Science, related field, or equivalent experience
5+ years of responsibility operating & scaling complex distributed systems
Experience developing applications in Python, Ruby, Go, etc.
Experience working on an engineering team building software
Fundamental understanding of Linux (we run Ubuntu) and all layers of the networking stack; you should be confident administering and debugging production Linux systems
Ability to handle yourself and complex systems in outage situations and to drive failures to root cause analysis and prevention of future issues

Massachusetts Applicants:

It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.

The pay range for this role is listed below. Sales roles are also eligible for variable compensation and hourly non-exempt roles are eligible for overtime in accordance with applicable law. This role is eligible for benefits, including: medical, dental and vision coverage, health savings accounts, flexible spending accounts, 401(k), flexible paid time off and company-paid holidays and a culture of learning that includes a learning allowance and access to a professional coaching service for all employees.

Base Pay Range For US Locations:

$152,000—$228,000 USD

Get to Know Klaviyo

We’re Klaviyo (pronounced clay-vee-oh). We empower creators to own their destiny by making first-party data accessible and actionable like never before. We see limitless potential for the technology we’re developing to nurture personalized experiences in ecommerce and beyond. To reach our goals, we need our own crew of remarkable creators—ambitious and collaborative teammates who stay focused on our north star: delighting our customers. If you’re ready to do the best work of your career, where you’ll be welcomed as your whole self from day one and supported with generous benefits, we hope you’ll join us.

Klaviyo is committed to a policy of equal opportunity and non-discrimination. We do not discriminate on the basis of race, ethnicity, citizenship, national origin, color, religion or religious creed, age, sex (including pregnancy), gender identity, sexual orientation, physical or mental disability, veteran or active military status, marital status, criminal record, genetics, retaliation, sexual harassment or any other characteristic protected by applicable law.

IMPORTANT NOTICE: Our company takes the security and privacy of job applicants very seriously. We will never ask for payment, bank details, or personal financial information as part of the application process. All our legitimate job postings can be found on our official career site. Please be cautious of job offers that come from non-company email addresses (@klaviyo.com), instant messaging platforms, or unsolicited calls.

By clicking "Submit Application" you consent to Klaviyo processing your Personal Data in accordance with our Job Applicant Privacy Notice. If you do not wish for Klaviyo to process your Personal Data, please do not submit an application. You can find our Job Applicant Privacy Notice here.

Klaviyo Glassdoor Company Review

3.9

Klaviyo DE&I Review

4.2

CEO of Klaviyo

Andrew Bialecki

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Average salary estimate

$190000 / YEARLY (est.)

min

max

$152000K

$228000K

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What You Should Know About Senior Site Reliability Engineer , Klaviyo

At Klaviyo, we're on the lookout for a Senior Site Reliability Engineer in Boston, MA, to join our vibrant team of Klaviyos! Our mission is to make data accessible and actionable, empowering creators in the e-commerce space and beyond. As a Senior Site Reliability Engineer, you'll dive deep into shaping the reliability and scalability of our services. Your work isn't just about keeping systems running smoothly; it's about innovating and optimizing to enhance the productivity of our talented product engineering teams. You'll get the chance to design and develop software across a variety of technologies, like Python, Go, AWS, and Kubernetes. Imagine being part of a team that collaborates closely, ensuring our foundational services support our growth. Plus, you'll also mentor fellow engineers, contributing to a learning culture that values continuous improvement and technical excellence. This position brings the exciting opportunity to make significant contributions to our platform, troubleshoot system outages, and advocate for the best practices in Site Reliability Engineering. At Klaviyo, we believe in the importance of diversity and the myriad of experiences each person brings. Here, your ideas will not just be heard—they’ll be celebrated! If you're ready to make a real impact while nurturing your career, Klaviyo is the place for you.

Frequently Asked Questions (FAQs) for Senior Site Reliability Engineer Role at Klaviyo

What are the main responsibilities of a Senior Site Reliability Engineer at Klaviyo?

As a Senior Site Reliability Engineer at Klaviyo, you will be responsible for designing, building, and delivering key foundational services, ensuring they are highly available, scalable, and efficient. You'll also create systems that empower product teams, actively collaborate with them, and mentor other engineers, all aimed at enhancing the overall reliability of Klaviyo's services.