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Klaviyo

Senior Software Engineer - Email Platforms

Klaviyo, Boston, Massachusetts, us, 02298

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Senior Software Engineer - Email Platforms

At Klaviyo we value the unique backgrounds, experiences and perspectives that each team member brings to our workplace. 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. How You Will Make a Difference

Own and drive key components of the email pipeline architecture Design and implement scalable, high‑throughput services in Go Develop systems that manage message queues and email delivery Help ensure our systems scale with customer growth, especially as we bring on larger enterprise accounts Collaborate cross‑functionally to ensure the highest standards of performance, reliability, and deliverability Who You Are

Senior‑level backend engineer with strong systems design skills Proficient in Go (required) and experienced with Python is a plus Experienced working with high‑throughput distributed systems Familiar with message queues (e.g., Pulsar, Kafka, RabbitMQ, SQS) Bonus: Experience with email infrastructure, MTAs, deliverability, or mailops Comfortable working independently on projects from design through production Able to thrive in a mostly remote team and deliver in a high‑autonomy environment Technologies We Use

Languages: Go, Python Infrastructure: AWS, DynamoDB, Kubernetes, Terraform Frameworks: Gin (Go), Django (Python) Messaging: Pulsar, Kafka, other message queues Email Systems: MTA’s (GreenArrow), Proxy servers, email deliverability tools, monitoring tools Base Pay Range For US Locations: $152,000—$228,000 USD 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. 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.

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