Software Engineer II (multiple)

Posted 2026-05-05
Remote, USA Full-time Immediate Start

Klaviyo is a company that empowers creators to own their destiny by making first-party data accessible and actionable. They are seeking a Software Engineer II to develop software features that support thousands of customers, craft scalable data pipelines, and contribute to open source data processing technologies.


Responsibilities

  • Develop software features that thousands of our customers rely on daily to reach millions of consumers to drive their business forward
  • Craft highly scalable real-time data pipeline that processes billions of events weekly across data sets growing to petabyte scale
  • Work on deep analytics system that provides insight into hundreds of terabytes of data
  • Help architect and design robust and high performance data processing and storage systems leveraging new data bases to serve different internal and external use cases
  • Contribute to open source data processing technologies
  • Dig into performance and scalability issues to drive breakthrough solutions
  • Ship code early & often in an agile fashion, pairing with product management to craft better software by soliciting feedback from thousands of end users

Skills

  • Master's degree in Computer Science, Computer Engineering, Software Engineering, Electronics Engineering, or Electrical Engineering
  • 1 year of experience in job offered or closely related engineering role
  • Experience with Networking
  • Experience with Distributed Systems
  • Experience with Cloud Native Technologies
  • Experience with C
  • Experience with Python
  • Experience with Typescript
  • Experience with Spirent
  • Experience with Wireshark
  • Experience with pyATS
  • Experience with linux
  • Experience with gdb
  • Experience with kernels
  • Experience with Django
  • Experience with React
  • Experience with SQL
  • Experience with Splunk

Benefits

  • Participation in the company’s annual cash bonus plan
  • Variable compensation (OTE) for sales and customer success roles
  • Equity
  • Sign-on payments
  • A comprehensive range of health, welfare, and wellbeing benefits based on eligibility

Company Overview

  • Klaviyo is an automation and email platform designed to help grow businesses. It was founded in 2012, and is headquartered in Boston, Massachusetts, USA, with a workforce of 1001-5000 employees. Its website is http://www.klaviyo.com.

  • Company H1B Sponsorship

  • Klaviyo has a track record of offering H1B sponsorships, with 9 in 2026, 47 in 2025, 29 in 2024, 24 in 2023, 27 in 2022, 21 in 2021, 8 in 2020. Please note that this does not guarantee sponsorship for this specific role.

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