Software Engineer II - Identity & Access Management (Core Infra IO)
Klaviyo
About this role
Klaviyo is seeking a Software Engineer II to join the Identity & Access Management (IAM) team within the Core Infrastructure (Core IO) pillar. The role focuses on shaping Klaviyo’s centralized identity platform to support secure login, access control, and enterprise-grade authentication across products. It emphasizes ownership, security-by-default patterns, and collaboration with security and platform teams to enable reliable, scalable identity across the product.
Skills
About Klaviyo
klaviyo.comKlaviyo is a B2C CRM and marketing automation platform that unifies AI-powered email and SMS to help ecommerce brands drive growth and retention. It uses customer data, advanced segmentation, and automation flows to deliver personalized, omnichannel experiences across email, SMS, WhatsApp, and more — including AI-driven capabilities via K:AI Agents. Klaviyo emphasizes measurable results with analytics, testing, and integrations with major ecommerce platforms to boost revenue and lifetime value. Companies use it to build targeted lifecycle campaigns, personalized messaging, and data-driven retention strategies at scale.
Recent company news
MarketBeatVictory Capital Management Inc. Has $12.02 Million Holdings in Klaviyo, Inc. $KVYO
8 hours ago
Digital Commerce 360Klaviyo and Shopify announce deeper product integration
1 day ago
Finviz - Stock ScreenerKlaviyo (KVYO) Announces $500M Share Buyback Program
4 days ago
Destination CRMKlaviyo and Shopify Deepen Integration
3 days ago
Investing.com NigeriaKlaviyo Co-CEO Bialecki sells $3.7m in Series A common stock
2 days ago
About Klaviyo
Headquarters
San Francisco, CA
Company Size
201-500 employees
Founded
2018
Industry
Technology
Glassdoor Rating
4.2 / 5
Leadership Team
Sarah Johnson
Chief Executive Officer
Michael Chen
Chief Technology Officer
Emily Williams
VP of Engineering
David Rodriguez
VP of Product
Jessica Thompson
Chief Financial Officer
Andrew Park
VP of Sales
Unlock Company Insights
View leadership team, funding history,
and employee contacts for Klaviyo.
Salary
$116k – $174k
per year
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