Software Engineer Jobs at Klaviyo with Visa Sponsorship
Software Engineer jobs at Klaviyo are built around product-focused developers who work across data infrastructure, integrations, and platform scalability. The company has a consistent track record of sponsoring work visas for Software Engineers, making it a realistic target if you're navigating H-1B visa or permanent residence pathways.
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INTRODUCTION
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 klaviyo.com/careers to see how we empower creators to own their own destiny.
The mission of the Platform Engineering team is to provide infrastructure primitives, platforms, tooling, and guidance to Klaviyo engineering. This role will specifically focus on our core platform services and developer experience.
As a Senior Software Engineer, you'll work on crafting a paved path for product teams to manage their services and applications. You will own the design and development of foundational platform services that enable Klaviyo's engineering teams to move faster with confidence. This role will be required to be in office 5x a week.
How you will make a difference:
- Ship foundational services to enable Klaviyo engineering to move faster with confidence.
- Build a deep understanding of engineering needs across the organization, guiding the design and development of appropriate platform primitives (Infra, Databases, Queuing, etc), that align with the platform's vision and practically empower product teams.
- Design, develop, and deliver software to dramatically improve the availability, scalability, latency, and efficiency of Klaviyo's core platforms, helping teams to better serve customers and meet their SLOs.
- Design and develop systems and processes that enable highly available and scalable applications.
- Leverage technology such as Python, Go, AWS, and Kubernetes to advance Klaviyo's platform.
- Mentor and pair with other Klaviyo engineers to build better software by focusing on performance, self-healing systems, configuration as code, and defensive programming.
WHO YOU ARE:
- BA or BS Degree in Computer Science, related field, or equivalent experience.
- 5+ years of responsibility operating and scaling complex distributed systems.
- Experience working in a cloud-native environment.
- Proven experience developing applications in Python and Go.
- Experience in operating Kubernetes at scale.
- Experience with Terraform.
- Fundamental understanding of Linux and all layers of the networking stack.
- Experience in a subset of platform-related areas such as Kubernetes, infrastructure as code, API gateways & traffic management, observability, or asynchronous processing tooling.
- You've already experimented with AI in work or personal projects, and you're excited to dive in and learn fast. You're hungry to responsibly explore new AI tools and workflows, finding ways to make your work smarter and more efficient.
This role may require up to 10% travel for purposes such as new hire onboarding, client or partner work if applicable, team meetings, and industry events. Travel is coordinated in advance.
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.
AI fluency at Klaviyo includes responsible use of AI (including privacy, security, bias awareness, and human-in-the-loop). We provide accommodations as needed.
By participating in Klaviyo's interview process, you acknowledge that you have read, understood, and will adhere to our Guidelines for using AI in the Klaviyo interview Process. For more information about how we process your personal data, see our Job Applicant Privacy Notice.
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 and here (FR).
See all 35+ Software Engineer Jobs at Klaviyo
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Get Access To All JobsTips for Finding Software Engineer Jobs at Klaviyo
Align your resume to Klaviyo's stack
Klaviyo's engineering roles consistently emphasize distributed systems, Python, and data pipeline experience. Tailor your resume to reflect these before applying so your credentials map directly to what their technical screens prioritize.
Target roles before H-1B cap season
USCIS opens H-1B registration in March for an October 1 start date. Timing your application to Klaviyo in Q4 or Q1 gives you the best chance of receiving an offer early enough to be included in that filing cycle.
Confirm sponsorship willingness before technical rounds
Klaviyo's recruiter screens are the right moment to ask whether the specific role is approved for H-1B sponsorship. Some headcount is added mid-year and may carry different approval status, so surface this before investing time in system design interviews.
Understand what the LCA filing means for your offer
Before USCIS approves your H-1B petition, your employer files a Labor Condition Application with DOL certifying your wage meets the prevailing rate. Review the certified LCA carefully since the wage level stated there becomes the floor for your compensation.
Use Migrate Mate to surface Klaviyo's open roles
Sponsored Software Engineer roles at Klaviyo aren't always flagged clearly on general job boards. Use Migrate Mate to filter specifically for Klaviyo positions that support visa sponsorship so you're not applying blind to roles that won't move forward.
Build toward EB-2 eligibility through your role scope
If you're targeting permanent residence through Klaviyo, the PERM process requires demonstrating a specific minimum requirement for the role. Document responsibilities that justify an advanced degree requirement from day one, as this shapes the labor certification later.
Frequently Asked Questions
Does Klaviyo sponsor H-1B visas for Software Engineers?
Yes, Klaviyo sponsors H-1B visas for Software Engineer roles. The company has an established pattern of filing H-1B petitions for engineering hires, which means sponsorship is part of their standard recruiting process rather than a case-by-case exception. You should confirm sponsorship availability for a specific role during the recruiter screen, as not every open position carries approval for new sponsorship.
Which visa types does Klaviyo commonly use for Software Engineers?
Klaviyo primarily uses the H-1B visa for Software Engineers entering the U.S. on a nonimmigrant work visa. For employees pursuing permanent residence, the company supports employment-based Green Card pathways including EB-2 and EB-3 categories, which require PERM labor certification filed through the Department of Labor before an immigrant petition can proceed with USCIS.
How do I apply for Software Engineer jobs at Klaviyo?
Applications go through Klaviyo's careers page, where roles are listed by team and level. The process typically includes a recruiter screen, a technical phone interview covering data structures and algorithms, and a virtual onsite with system design and coding components. Klaviyo's engineering teams are product-oriented, so demonstrating an understanding of how backend systems connect to customer-facing outcomes strengthens your candidacy beyond raw coding ability.
What qualifications does Klaviyo expect for Software Engineer roles?
Most Software Engineer roles at Klaviyo require a bachelor's degree or higher in computer science, software engineering, or a closely related field, which also satisfies the specialty occupation requirement for H-1B sponsorship. Practically, Klaviyo screens for proficiency in Python or similar backend languages, experience with distributed systems or data pipelines, and the ability to own projects end-to-end rather than work in narrow feature lanes.
How do I find Software Engineer roles at Klaviyo that sponsor visas?
General job boards don't always surface which Klaviyo roles include visa sponsorship. Migrate Mate lets you browse Software Engineer openings at Klaviyo filtered by sponsorship type, so you can identify positions that support H-1B or Green Card pathways before starting the application process. This saves time you'd otherwise spend applying to roles that aren't approved for new sponsorship filings.