Senior Software Engineer - Developer Infrastructure

Benefits

Parental leave

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Non-birth-parent leave

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Family-building benefits

• Fertility benefits: Not verified
• Adoption assistance: Not verified
• Surrogacy assistance: Not verified

Mental health support

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Relocation assistance

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Childcare support

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Learning budget

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Verification

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Salary

$148K-$222K From the posting source checked Jun 20, 2026

401(k) match

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Market context

U.S. role benchmark (BLS OEWS)

$116,543 U.S. median for this role

Projected growth (BLS Employment Projections)

+9.8% - Much faster than average

59% above the BLS role benchmark for software engineering aggregate.

Matched to SOC 15-1252 - Software Engineering aggregate by role bucket.

Source: U.S. Bureau of Labor Statistics, OEWS, May 2024 and Employment Projections, 2024-2034.

Role

Role function

Engineering From the posting source checked Jun 20, 2026

Seniority

Senior From the posting source checked Jun 20, 2026

Schedule

Shift type

Not verified

Weekend work

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Company

Equity

Offered From the posting source checked Jun 20, 2026

Application

Cover letter

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Assessment

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Deadline

Not stated

Where they hire

State eligibility is not yet verified.

About this role

Senior Software Engineer - Developer Infrastructure Boston, MA At Klaviyo, we value the unique backgrounds, experiences and perspectives each Klaviyo (we call ourselves Klaviyos) brings to our workplace each and every day. We believe everyone deserves a fair shot at success and appreciate the experiences each person brings beyond the traditional job requirements. 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 klaviyo.com/careers to see how we empower creators to own their own destiny. Why You Should Join the Developer Infrastructure Team Our core focus is empowering engineers to ship code efficiently and safely. We own the build systems, dependency lifecycle, and platform infrastructure that underpin every engineer's daily workflow. As a Senior Software Engineer on this team, you will help define and execute the technical roadmap for Klaviyo's backend platform - from dependency management and major framework upgrades to developer productivity tools that reduce toil and accelerate velocity. By building and maintaining the foundational systems that keep our codebase healthy and scalable, you will play a pivotal role in ensuring every engineer at Klaviyo can move fast with confidence. What You'll Achieve: Key Responsibilities As a Senior Software Engineer for this team, you will drive the evolution of our developer platform across the organization: - Dependency Management: Analyze, optimize, and secure backend and third-party dependencies across the codebase. Build frameworks for evaluating risk and ensuring our dependency graph stays healthy, performant, and

Read the full description at www.klaviyo.com. FewerJobs shows a preview and links to the original posting.