Klaviyo · 1 day ago
Senior Platform Engineer - Platform Engineering
United States
Full-time
Remote
Senior Level
$152K/yr - $228K/yr
5+ years expKlaviyo is a company that empowers creators to own their destiny by making first-party data accessible and actionable. The Senior Platform Engineer will focus on developing foundational platform services and tooling to enhance the developer experience and enable engineering teams to work more efficiently.
AdvertisingAnalyticsE-CommerceMarketing AutomationSoftware
Responsibilities
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
Qualification
Required
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
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
Benefits
Participation in the company’s annual cash bonus plan
Variable compensation (OTE) for sales and customer success roles
Equity
Sign-on payments
Comprehensive range of health, welfare, and wellbeing benefits based on eligibility
Company
Klaviyo
Klaviyo is an automation and email platform designed to help grow businesses.
1001-5000 employees
H1B Sponsorship
Klaviyo has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (47)
2024 (29)
2023 (24)
2022 (27)
2021 (21)
2020 (8)
Funding
Current Stage
Public CompanyTotal Funding
$1.35BKey Investors
ShopifySands Capital VenturesAccel
2025-08-13Post Ipo Secondary· $195.06M
2025-05-14Post Ipo Secondary· $372.95M
2023-09-20IPO
Leadership Team
Andrew Bialecki
CEO
Ed Hallen
Co-Founder, Chief Strategy Officer, Board Member
Recent News
Investing.com
2026-01-03
2025-12-17
2025-12-16
Company data provided by crunchbase