Klaviyo

Senior Software Engineer

Klaviyo · Boston, MA

Posted 15 days ago

or apply directly on Klaviyo's site. We never take the application ourselves.

Is this posting real?

This role has been open
15 days
Klaviyo's roles stay open a median of 45 days
Reposted
No
Salary listed
No
0% of Klaviyo's roles list one
Ghost-job risk at Klaviyo
high
90 stale, 6 reposted of 141 open
Hiring momentum
203 roles opened in the last 90 days
↑ up vs. the prior 90 days
Last confirmed on the employer's board
2026-09-17

Measured from postings appearing on and disappearing from Klaviyo's own greenhouse board since 2026-08-03. Full hiring picture for Klaviyo.

About this role

The Senior Software Engineer at Klaviyo will lead initiatives to enhance product offerings, focusing on developing innovative end-to-end solutions using both front-end and back-end technologies. This role involves optimizing existing products, mentoring team members, and making key technology decisions to support the company's growth in personalizing the shopper journey for ecommerce brands.

Our read on this posting3.0out of 5
benefits
3/5
freshness
4/5
career value
4/5
role clarity
4/5
pay transparency
0/5

Scored from the posting itself — how clearly the role is described, how much it says about pay and benefits, and how recently it was listed. Not a judgement of Klaviyo as an employer.

What you need

  • 5+ years of experience in a software engineering role
  • Strong experience developing end-to-end software solutions or extensive experience with both front-end and back-end technologies
  • Experience working with React and related technologies
  • Experience leading projects and being accountable for their outcomes
  • Experience mentoring team members or driving initiatives that help the team learn new skills
  • Experience conducting code reviews and running a robust testing cycle

Nice to have

  • Skills with Python and Django web framework
  • Experience working with Typescript
  • Experience developing digital marketing or customer data software solutions
  • Experience building cloud-native solutions, ideally with AWS

What you get

  • Base salary range of $148,000 — $222,000 USD
  • 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

Worth weighing

  • No specific technologies or frameworks for back-end development mentioned
  • Vague details on the specific nature of the 'key initiatives' and 'complex challenges'
  • Travel requirement of up to 10% may impact work-life balance

Summarised from Klaviyo's posting. Read the full original.

Listed by Klaviyo on their greenhouse job board, last confirmed open on 2026-09-17. PitchMeAI is not the employer.

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