Senior Lead AI Engineer G&A Systems

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 youre a close but not exact match with the description we hope youll still consider applying. Want to learn more about life at Klaviyo Visit see how we empower creators to own their own destiny.

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

Were 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 youll reimagine how our Finance teams operate in an AI-first world by shaping our architecture standards and long-term vision.

Youll 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 backoffice stack is reliable wellintegrated compliant and ready for a public AIforward SaaS business. We own the roadmap health and governance of platforms including our ERP and financial systems (e.g. NetSuite/Oracle) procuretopay () revenue and billing systems and related integrations and automation. This role is not just about applying AI its about defining how AI becomes embedded into the Finance at Klaviyo.

What Youll 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 whats possible with AI not just whats 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 Klaviyos 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 01 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 wont just be implementing AI youll 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 youre 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.