Senior AI Engineer role focused on building and scaling LLM-powered applications and automation tools for internal employee use. Responsibilities include designing LLM integrations, RAG systems, CI/CD pipelines, and observability tooling, with a focus on full-stack development and AI engineering best practices. The role involves evaluating and fine-tuning models, and ensuring security and compliance.

Product Manager to drive strategy and execution for Klaviyo's Customer Agent experience, focusing on building end-to-end AI agent systems for B2C brands to automate support, drive revenue, and engage customers across channels. This involves owning the full lifecycle from brand onboarding and configuration to consumer interaction and optimization, partnering closely with engineering, design, and AI/ML teams.

Director of Engineering, AI at Klaviyo, leading teams to implement AI strategy into customer-facing products. Focuses on owning the AI engineering charter, designing the AI platform (LLM-powered and agentic systems), shipping AI-native product experiences, ensuring safety and reliability, and integrating with data/platform stacks. Requires strong leadership, hands-on experience with modern AI/agentic systems, and a product-minded approach to drive AI adoption and impact.

Software Engineer II on the Marketing Agent team at Klaviyo, responsible for building AI-powered systems that autonomously create and execute marketing strategies. The role focuses on backend development of robust and maintainable AI systems, directly impacting customer ROI and driving revenue.

Senior Software Engineer role focused on building the next generation of AI agents for marketing and customer experience automation. The role involves designing and implementing agentic systems that autonomously create, execute, and optimize marketing strategies for businesses, directly impacting customer ROI and driving revenue. It's a backend-focused role with a strong emphasis on robust AI systems, low latency, and high-quality outputs, with opportunities for mentorship and leadership.

Sr. Lead AI Engineer responsible for the technical leadership, architecture, and execution of high-impact AI services and agentic systems within the AI & Analytics organization. This role involves building and hardening AI serving systems, evolving agentic architecture, setting engineering standards, and mentoring other engineers. The focus is on hands-on technical leadership for production generative and agentic AI applications.

Lead AI Engineer responsible for designing, building, and scaling backend systems and agentic capabilities for Marketing and Service AI products. This role involves owning complex services end-to-end, contributing to architecture, and ensuring reliable, scalable production capabilities for generative and agentic AI solutions. The focus is on backend-heavy development, including async processing pipelines, distributed systems, AI serving, and evolving agentic architectures, with a strong emphasis on evaluation and best practices for AI systems.

Sr. Lead AI Engineer responsible for defining and improving the engineering architecture for Service and Marketing AI capabilities, building and hardening AI serving systems, and evolving the agentic architecture. This role involves leading the design of scalable, low-latency backend systems and APIs, developing services that host and orchestrate AI models, and driving the technical roadmap for AI agents. The engineer will also set standards for evaluation, safety, prompt/model versioning, testing, and incident response, and mentor other engineers. The role requires hands-on experience with generative and agentic AI in production, large-scale distributed systems, Python, cloud platforms (AWS, Kubernetes), and a strong focus on evaluation and quality.

Engineering Manager to lead a team building 'Customer Agent', a conversational AI system for brands to interact with customers at scale. The role involves setting technical direction, developing the team, driving architectural decisions, and keeping pace with AI advancements. Requires strong hands-on engineering experience, ability to engage deeply with technical problems, and leadership in building/scaling agentic systems and AI-enabled products.

Senior AI Engineer at Klaviyo, focusing on designing and building scalable backend systems and user experiences for AI products and AI agent solutions. The role involves developing data pipelines, serving AI models, and evolving agentic architecture. Requires strong backend and distributed systems experience, with expertise in generative AI and agentic AI applications.

Lead AI Engineer responsible for designing, building, and scaling backend and ML systems for AI agents that optimize marketing and customer experience strategies. Focuses on predictive systems, autonomous learning agents, and production ML pipelines at a large scale.

Senior Full Stack Engineer to build Klaviyo's AI-native conversational platform, Customer Agent. The role involves designing, building, and scaling systems for intelligent workflows, conversational experiences, tool integrations, retrieval systems, and multi-channel customer engagement. The engineer will contribute to foundational platform capabilities and customer-facing features, acting as a technical leader and mentor. The team focuses on creating an extensible AI platform for personalized, autonomous customer experiences across various channels, operating with high ownership and rapid iteration.

Lead People Systems Engineer to build AI-powered workflows, copilots, and agents for HR processes, defining the architecture, standards, and vision for AI integration within the employee lifecycle at an AI-first company. This role requires integrating with enterprise SaaS systems and ensuring responsible AI practices.

Senior Software Engineer focused on designing and scaling backend systems for AI products and agent solutions. The role involves contributing to agentic architecture, deploying agents and RAG in production, and evaluating performance using various AI tools. It requires strong backend experience, production ML/AI project launch, and hands-on experience with generative AI and agentic AI applications.

This role operates, tunes, and extends an agentic data quality pipeline for GTM data. It involves running and monitoring production pipeline sessions, diagnosing and resolving failures, refining detection rules and prompt logic, evaluating agent accuracy, and managing the handoff between automated output and human review. The goal is to improve pipeline reliability, detection and resolution quality, and data quality outcomes.

This role operates, tunes, and extends an agentic data quality pipeline for GTM data. It involves running and monitoring production pipeline sessions, diagnosing and resolving failures, refining detection rules and prompt logic, evaluating agent accuracy, and managing the handoff between automated output and human review. The goal is to improve pipeline reliability, detection and resolution quality, and data quality outcomes.

This role operates, tunes, and extends an existing agentic data quality pipeline for GTM data. It involves running production pipeline sessions, diagnosing and resolving failures, maintaining orchestration scripts, refining agent logic, evaluating agent accuracy, and managing the handoff between automated output and human review. The role focuses on operating and improving AI systems rather than building them from scratch.

Lead Data Science Analyst role focused on GTM strategy, building predictive models, and developing AI/LLM-powered solutions for customer lifecycle insights. Emphasizes AI-augmented workflows and an LLM-aware approach.

Lead Data Science Analyst role focused on GTM strategy, building predictive models, and developing AI/LLM-powered solutions for customer lifecycle insights. Emphasizes AI-augmented workflows and an LLM-aware approach.

Engineering Manager for Klaviyo's Conversational AI Platform team, responsible for leading a fullstack team to build the UI, orchestrator, and agent platform for an AI-powered conversational marketing experience. The role involves setting technical direction for intent detection, routing, planning, and multi-step LLM workflows, driving architectural decisions, and collaborating with product and design teams.

Senior AI Engineer to design, build, and scale production-grade LLM integrations and AI-powered automation tools. This role is at the intersection of applied AI research and full-stack software engineering, owning LLM integration architecture, RAG system design, CI/CD pipeline management, and production observability. The goal is to build AI that real people use at scale every day.

Senior Software Engineer focused on building and operating machine learning-powered backend systems for product recommendations. This role involves designing and implementing data pipelines, ranking models, and inference systems, with a strong emphasis on backend services, distributed systems, and integrating ML into production. The engineer will also drive the development of AI systems like vector search and agentic use cases, and contribute to observability and A/B testing.

Senior Security Engineer role focused on building and maintaining secure, reliable, and scalable detection and response systems. The role involves developing AI-first security systems, automating detection and response, optimizing security logging data for ML models, and responding to security incidents. Requires strong programming skills (Python, Go) and experience with CI/CD and large-scale data pipelines.

Senior Security Engineer role focused on building and maintaining secure, reliable, and scalable detection and response systems. The role involves developing AI-first security systems, automating detection and response, optimizing security logging data for ML models, and responding to security incidents. Requires strong programming skills (Python, Go) and experience with CI/CD and large-scale data pipelines.

Senior Security Engineer role focused on building and maintaining secure, reliable, and scalable detection and response systems. The role involves developing AI-first security systems, automating detection and response, optimizing security logging data for ML models, and responding to security incidents. Requires strong programming skills (Python, Go) and experience with CI/CD and large-scale data pipelines.

Manager of Advanced Analytics & Automation to lead strategic analytics programs and AI first automations for the Customer Success Strategy and Analytics team. This role owns the development of scalable customer intelligence systems, and spans customer cohorting, health and success signals, churn and expansion drivers, and AI-powered workflows that translate insight into action. Operates as a senior technical individual contributor with program-level ownership, combining advanced data analytics and applied AI in partnership to build durable tools and processes used across GTM.

Manager of Advanced Analytics & Automation to lead strategic analytics programs and AI first automations for the Customer Success Strategy and Analytics team. This role owns the development of scalable customer intelligence systems, and spans customer cohorting, health and success signals, churn and expansion drivers, and AI-powered workflows that translate insight into action. Operates as a senior technical individual contributor with program-level ownership, combining advanced data analytics and applied AI in partnership to build durable tools and processes used across GTM.

Director of Product Marketing at Klaviyo, focusing on positioning, messaging, and go-to-market strategy for their marketing solutions, including AI agents. The role involves leading a team, shaping product roadmaps, launching new features, and establishing thought leadership in AI for marketing.

Director of Product Marketing at Klaviyo, focusing on positioning, messaging, and go-to-market strategy for their marketing solutions, including AI agents. The role involves leading a team, shaping product roadmaps, launching new features, and establishing thought leadership in AI for marketing.

Lead Security Engineer for an AI-first company, focusing on securing corporate systems (SaaS, IAM, Zero Trust, endpoints, perimeter). This is a hands-on technical leadership role involving project delivery, setting standards, and mentoring. The role emphasizes an AI-first approach to security engineering, using AI tools for design and iteration, and taking ownership of AI-generated artifacts. Experience with enterprise security domains, Terraform, AWS, and specific security tools (Cloudflare, Wiz, CrowdStrike) is required. Nice-to-haves include GCP/Azure experience, IaC orchestration, AI agent development, or securing AI coding platforms. The company is AI-first and requires AI fluency.

Lead Security Engineer for an AI-first company, focusing on securing corporate systems (SaaS, IAM, Zero Trust, endpoints, perimeter). This is a hands-on technical leadership role involving project delivery, setting standards, and mentoring. The role emphasizes an AI-first approach to security engineering, using AI tools for design and iteration, and taking ownership of AI-generated artifacts. Experience with enterprise security domains, Terraform, AWS, and specific security tools (Cloudflare, Wiz, CrowdStrike) is required. Nice-to-haves include GCP/Azure experience, IaC orchestration, AI agent development, or securing AI coding platforms. The company is AI-first and requires AI fluency.

Engineering Manager for SMS Delivery team at Klaviyo. Leads a team of backend and full-stack engineers building and operating Klaviyo's mobile sender platform for SMS, RCS, and WhatsApp. Owns roadmap, technical direction, and operational health. Focuses on self-serve sender registration, KYC, lifecycle visibility, and a cross-channel sender management framework. Will also drive architecture, automate workflows, and improve reliability and observability. The role involves hands-on technical leadership, code contributions, and partnering with Product, Compliance, Data Science, and other mobile channel teams. A key aspect is putting AI to work for automated registration triage, anomaly detection, and agentic operations for sender management.

Senior Technical Program Manager for the Security Strategy and Governance team, focusing on delivering complex, cross-functional programs including AI governance, third-party risk, and compliance. The role involves applying AI-enabled tools to improve program management and identifying automation opportunities within the security domain.

Director of Security Risk and Trust responsible for engineering solutions for governance and compliance challenges at scale, building systems that make security and trust a competitive advantage, and leading a team at the intersection of security engineering, risk management, and regulatory compliance. This role will own the strategy and execution of Klaviyo's Risk and Trust program, partnering with Engineering, Product, Legal, IT, and business teams to embed compliance and risk management into how they build and operate. The role requires a strong technical foundation and an engineering mindset, with experience in designing automated compliance pipelines and developing governance frameworks for AI/ML systems. Responsibilities include defining and executing a forward-looking strategy, developing a risk management program, owning the compliance roadmap across various frameworks (ISO 27001, SOC 2, HIPAA, GDPR, CCPA/CPRA, AI governance), and translating regulatory requirements into engineering specifications. The role involves building compliance-as-code infrastructure, designing tooling and integrations, embedding controls into the SDLC, and evaluating technologies. A key focus is leading AI security governance, including developing an AI/ML governance framework aligned with ISO 42001, EU AI Act, and NIST AI RMF, and conducting risk assessments for AI/ML systems. The role also requires driving cross-functional impact with Product, Engineering, Legal, Privacy, Sales, and Customer Success teams, and engaging with executive leadership and the Board. The Director will also be hands-on with technical risk assessments, architecture reviews, automation scripting, and troubleshooting.

Senior Lead Software Engineer for Mobile Channels (SMS, RCS, WhatsApp) at Klaviyo. Drives technical strategy, architecture, and roadmap for high-throughput, reliable messaging systems. Focuses on hands-on leadership, reliability, scale, and integrating AI into engineering practices and system operations.

Seeking a Corporate Counsel II with a strong litigation foundation to transition into a broad-based product counsel role. This role will partner closely with product and technology teams, advising on a wide range of matters at the intersection of AI, product development, and business operations, including AI governance, data use, bias, transparency, and applicable regulations. The role also involves risk management, dispute readiness, and business/cross-functional support.

Seeking a Corporate Counsel II with a strong litigation foundation to transition into a broad-based product counsel role. This role will partner closely with product and technology teams, advising on a wide range of matters at the intersection of AI, product development, and business operations, including AI governance, data use, bias, transparency, and applicable regulations. The role also involves risk management, dispute readiness, and business/cross-functional support.

Seeking a Corporate Counsel II with a strong litigation foundation to transition into a broad-based product counsel role. This role will partner closely with product and technology teams, advising on a wide range of matters at the intersection of AI, product development, and business operations, including AI governance, data use, bias, transparency, and applicable regulations. The role also involves risk management, dispute readiness, and business/cross-functional support.

Product Designer role at Klaviyo, focusing on creating personalized customer experiences. The role involves designing end-to-end product experiences, translating complex workflows into intuitive solutions, and designing AI-assisted experiences. Designers actively use AI tools in their workflow for idea exploration, prototyping, and refining experiences. Collaboration with product and engineering, customer research, and usability testing are key aspects. Requires strong design fundamentals, experience with design systems, AI fluency, and a prototyping mindset.

This role is for a Senior Manager of Social Media at an AI-first company (Klaviyo). The primary focus is on owning the organic social strategy end-to-end, translating complex AI concepts into engaging content, and using AI as a core part of content creation, testing, and scaling. The role involves leading a team, partnering with other departments, and defining the company's social presence for the next generation of marketing platforms. While the company is AI-first and uses AI extensively in its operations, the role itself is focused on social media strategy and content, not direct AI/ML model development or deployment.

Product Designer role at Klaviyo, focusing on designing end-to-end product experiences, simplifying complex workflows, and creating AI-assisted experiences for users. The role emphasizes ownership, rapid iteration, and collaboration with product and engineering teams. Designers actively use AI tools in their workflow for prototyping and idea generation.

This role focuses on monitoring and investigating compliance operations and abuse issues within Klaviyo's platform. The analyst will partner with various teams (R&D, Deliverability, Customer) and external vendors to mitigate risk and improve long-term outcomes. A key aspect involves transforming workflows by integrating AI to build smarter systems and enhance operational efficiency. The role requires data analysis proficiency, understanding of AI in detection systems, and the ability to use AI tools to accelerate investigations and summarize incidents.

This role focuses on monitoring and investigating compliance operations and abuse issues within Klaviyo's platform. The analyst will partner with various teams (R&D, Deliverability, Customer) and external vendors to mitigate risk and improve long-term outcomes. A key aspect involves transforming workflows by integrating AI to build smarter systems and enhance operational efficiency. The role requires data analysis proficiency, understanding of AI in detection systems, and the ability to use AI tools to accelerate investigations and summarize incidents.

This role focuses on monitoring and investigating compliance operations and abuse issues within Klaviyo's platform. The analyst will partner with various teams (R&D, Deliverability, Customer) and external vendors to mitigate risk and improve long-term outcomes. A key aspect involves transforming workflows by integrating AI to build smarter systems and enhance operational efficiency. The role requires data analysis proficiency, understanding of AI in detection systems, and the ability to use AI tools to accelerate investigations and summarize incidents.

Product Owner for GTM Sales Systems (Accounts & Opportunities) at Klaviyo. Owns product vision, roadmap, and delivery for sales domains like Accounts and Opportunities. Focuses on how sellers interact with data, opportunity workflows, and system evolution for a scaling enterprise GTM motion. Employs an AI-first mindset to redesign workflows, determining what should be human-led, AI-augmented, or AI-automated. Operates within the GTS Product Owner team in the CIO organization. Requires systems thinking, CRM expertise, and the ability to define product requirements, success metrics, and drive discovery and prioritization. The role is not systems administration but a product owner focused on the GTM technology space.

Senior Director, Growth Marketing role at Klaviyo, a consumer-focused company. The role involves owning sign-up volume, new logo acquisition, and Growth ARR, building an experimentation engine, and identifying new demand sources. A key aspect is leading the growth team as an AI-first organization, actively building AI-powered workflows and running experiments with emerging tools. The position requires deep SaaS background, fluency across the channel mix, strong analytical skills, and experience leading senior, cross-functional teams. The salary range is $220,000-$330,000 USD.

Senior Director, Growth Marketing role at Klaviyo, a consumer-focused company. The role involves owning sign-up volume, new logo acquisition, and Growth ARR, building an experimentation engine, and identifying new demand sources. A key aspect is leading the growth team as an AI-first organization, actively building AI-powered workflows and running experiments with emerging tools. The position requires deep SaaS background, fluency across the channel mix, strong analytical skills, and experience leading senior, cross-functional teams. The salary range is $220,000-$330,000 USD.

This role is for an Account Executive focused on selling Klaviyo's platform to mid-enterprise clients. While the role itself is not directly building AI models, it emphasizes the use and exploration of AI tools to enhance sales workflows, improve efficiency, and drive customer value. The candidate is expected to have AI fluency and a proactive approach to experimenting with AI applications in a sales context.