Senior Lead AI Engineer - G&A Systems

Klaviyo; United States; On-site; USD 180,000 - 270,000; Full time

Job summary

Klaviyo is seeking a Senior Lead AI Finance Technology Engineer to be the first AI-focused engineer within our Finance Technology team. Lead architecture and standards to embed AI across our financial platforms.

You will partner with Accounting, Tax, Treasury, FP&A and IT to build scalable AI solutions, ensure security and governance, and drive an AI-first operating model for the finance stack.

Qualifications

• Minimum 5+ years of engineering or data engineering experience, with 2+ years building AI/ML or LLM-powered delivering tangible business outcomes.
• Experience integrating with enterprise Financial SaaS systems such as NetSuite, Zip, Zone Advanced Billing or equivalents.
• Strong ability to translate business problems into scalable AI solutions within a Finance context.

Responsibilities

• Reimagine core Finance workflows through an AI-first lens (accounting, procurement, revenue, close cycles).
• Design and build AI-powered copilots and workflows that automate Finance processes.
• Architect systems that integrate with NetSuite, Zip and other ERP/finance platforms.
• Define best practices for prompt engineering, evaluation, and governance of AI systems.

Skills

AI/ML experience

React

Python

SQL

APIs

LLM platforms (OpenAI, Claude, Gemini)

Designing AI workflows

Finance systems integration

Security & governance

Tools

NetSuite/Oracle

Zip

Zone Advanced Billing

Avalara/Vertex

Job description

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.

Klaviyo is building an AI-first company—and that starts with how we support and scale our people.

We’re looking for a Senior Lead AI Finance Technology Engineer to be the first dedicated AI engineer within our Finance Technology (G&A FinTech) team. As an early leader in this space, you’ll reimagine how our Finance teams operate in an AI-first world by shaping our architecture, standards, and long-term vision.

You’ll partner across all Finance functions - Accounting, Tax, Treasury, FP&A, Procurement, and Internal Audit, as well as adjacent technology teams like Corporate IT, Data, and GTM Systems, to ensure our back‑office stack is reliable, well‑integrated, compliant, and ready for a public, AI‑forward SaaS business. We own the roadmap, health, and governance of platforms including our ERP and financial systems (e.g., NetSuite/Oracle), procure‑to‑pay (e.g.,Zip), revenue and billing systems, and related integrations and automation. This role is not just about applying AI it’s about defining how AI becomes embedded into the Finance at Klaviyo.

What You’ll Be Doing

AI-First Finance Systems & Architecture

• Reimagine core Finance workflows (accounting, procurement, deal desk approvals, revenue, ME/QE close cycle etc., ) through an AI-first lens, not just incremental automation
• Design and build AI-powered workflows, copilots, and agents that automate and augment Finance processes
• Architect and implement systems that integrate across SaaS such as NetSuite, Zip, Zone Advanced Billing, Avalara/Vertex to name a few
• Partner with our internal IT AI team and establish best practices for:

• Prompt engineering and evaluation
• LLM system design and orchestration
• Versioning, testing, security, and observability of AI systems

• Enable AI Use Cases (copilots, assistants, automated workflows) that drive faster execution and better decision-making for Finance teams
• Collaborate with stakeholders to translate business problems into scalable AI solutions

Driving an AI-First Operating Model

• Identify high-leverage opportunities to replace manual workflows with AI-native solutions
• Define and track success metrics tied to efficiency gains, time savings, and operational effectiveness
• Act as a thought partner to Finance leadership on what’s possible with AI, not just what’s requested
• Responsible AI, Privacy & Governance: Design systems that handle sensitive financial data with security, privacy, and trust at the core
• Partner with Internal Audit, Security, Legal, and Global IT to ensure compliant and ethical AI deployment

Cross-Functional Collaboration & Enablement

• Work closely with Security, Global IT, and GTM Systems to align on shared AI infrastructure and standards
• Contribute to and adopt company-wide AI patterns, tooling, and best practices
• Enable Finance teams to leverage AI by building:

• Reusable frameworks and workflows
• Playbooks and training materials

• Help non-technical stakeholders confidently use and iterate on AI-powered tools

Technical Leadership

• Advocate for scalable, well-governed AI systems that integrate cleanly into Klaviyo’s broader tech ecosystem
• Act as a key voice in shaping how Klaviyo becomes AI-first internally, starting with Finance systems

What Makes You a Great Fit

• Passion and Curiosity to experiment and reimagine Finance workflows
• Minimum 5+ years of engineering or data engineering experience, with 2+ years building AI/ML or LLM-powered delivering tangible business outcomes
• Proven ability to set technical direction and build 0→1 systems with meaningful organizational impact
• Strong experience with but not limited to:

• React, JSON, Python, SQL, and modern APIs
• LLM platforms (OpenAI, Claude, Gemini, etc.)
• Designing AI-powered workflows, agents, or copilots
• Integrating to Finance Systems through Runlayer and MCPs

• Experience integrating with enterprise Financial SaaS systems
• Experience designing scalable and secure systems, automation frameworks, and internal tools
• Experience working with sensitive data and implementing responsible AI practices
• Strong ability to translate ambiguous business problems into scalable technical solutions

Bonus Points

• Experience with Financial systems - NetSuite, Zip, Avalara/Vertex, Zone Advanced Billing or equivalent systems
• Familiarity with SOX & ITGCs
• Familiarity with middleware automation platforms (e.g., n8n, Workato, Zapier)
• Experience in high-growth SaaS environments
• Contributions to AI governance, internal AI platforms, or experimentation frameworks

Why This Role Matters at Klaviyo

This is a foundational role in defining how Klaviyo becomes an AI-first company from the inside out.

You won’t just be implementing AI you’ll be:

• Shaping how Finance teams operate with AI
• Defining standards for responsible, scalable internal AI systems
• Building the blueprint for how AI is embedded across the business

If you’re excited about building from scratch, influencing across functions, and applying AI to core business workflows, this role offers a unique opportunity to have outsized impact.

Massachusetts Applicants

It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.

Base Pay Range For US Locations:

$180,000 — $270,000 USD

This role may require up to 10% travel for purposes such as new hire onboarding, client or partner work if applicable, team meetings, and industry events. Travel is coordinated in advance.

Get to Know Klaviyo

We’re Klaviyo (pronounced clay-vee-oh). We empower creators to own their destiny by making first-party data accessible and actionable like never before. We see limitless potential for the technology we’re developing to nurture personalized experiences in ecommerce and beyond. To reach our goals, we need our own crew of remarkable creators—ambitious and collaborative teammates who stay focused on our north star: delighting our customers. If you’re ready to do the best work of your career, where you’ll be welcomed as your whole self from day one and supported with generous benefits, we hope you’ll join us.

AI fluency at Klaviyo includes responsible use of AI (including privacy, security, bias awareness, and human-in-the-loop). We provide accommodations as needed.

By participating in Klaviyo’s interview process, you acknowledge that you have read, understood, and will adhere to our Guidelines for using AI in the Klaviyo interview Process. For more information about how we process your personal data, see our Job Applicant Privacy Notice.

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.