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 careers.klaviyo.com to see how we empower creators to own their own destiny.
At Klaviyo, the Sales team prides themselves on being marketing and product experts. While most companies hire pre-sales Solutions Engineers to just give demos, fill out questionnaires, and only explain setups, that makes us yawn.
We're looking for a Lead Solutions Engineer who brings deep technical mastery, strategic thinking, and the ability to own the most complex, high-stakes Large-Enterprise deals. This is a high-impact individual contributor role for someone who gets energized by ambiguity, rolls up their sleeves to master our product at a molecular level, and uses AI and automation to punch above their weight.
As an L3 Lead SE, you'll be a trusted advisor to both customers and our sales organization - leading technical strategy in 6-7 figure deals, owning solution design, and setting the standard for SE excellence through your work
What We Do as Solutions EngineersWe're technical sellers who drive revenue by winning complex Enterprise deals. Our job is to lead the technical win - building champions, proving value, and ensuring prospects choose Klaviyo over the competition. We work directly with customers to architect solutions that integrate seamlessly into their tech stacks, taking a consultant-first approach that builds confidence and secures technical buy-in.
Beyond closing deals, we use customer engagements as opportunities to prototype and ship improvements to Klaviyo. Recent team projects include: AI-powered demo data generators, a public Chrome extension for troubleshooting API calls, web SDK injectors, and templatized mobile apps for showcasing our SDK capabilities.
If you're a creator excited by winning high-stakes deals, prototyping technical solutions, and driving strategic revenue outcomes - this could be for you.
How You'll Make a DifferenceLead the Technical Win in High-Stakes, Complex Deals- Own technical strategy for the most complex Enterprise opportunities - navigating multi-layered stakeholder environments, competitive pressures, and sophisticated buying processes with minimal oversight
- Drive advanced technical discovery, uncovering nuanced pain points and proactively identifying differentiation opportunities
- Host technical workshops aligning solutions to business outcomes with executive presence and strategic communication
- Architect and execute Proof of Value plans that achieve technical selection over competition
- Partner with AEs on deal strategy, bringing competitive intelligence and industry expertise to influence outcomes
- Serve as a domain expert in marketing technology, CDPs, AI-driven personalization, analytics, and eCommerce
- Act as go-to resource for competitive and industry landscape questions
- Build strong R&D relationships, actively collaborating to drive positive outcomes and shape Klaviyo's roadmap
- Contribute high-impact content to the SA Learning Library and mentor peers through example
- Become a complete expert in Klaviyo's platform from data pipelines and integration codebases to technical tradeoffs between implementations
- Develop broad, advanced familiarity with web development, APIs, cloud computing, and software development practices - confidently coaching experienced engineers on complex solutions
- Leverage AI tools and automation to scale your impact and deliver better customer outcomes
- Prototype solutions and build proof-of-concepts that demonstrate Klaviyo's differentiation
- 7+ years in Solutions Engineering or Pre-Sales - with 3+ years leading technical strategy in high-complexity Enterprise deals (6-7 figures) with minimal oversight
- 5+ years across modern development stacks: Python, JavaScript frameworks (Node.js, React), RESTful APIs, SQL, mobile development exposure
- Familiarity with AI-assisted development tools (Codex, Claude Code) and emerging patterns like MCP
- Strong domain knowledge in marketing automation, CDPs, eCommerce systems, analytics, or data engineering
- Advanced discovery and requirements gathering skills - navigating multi-layered stakeholder environments
- Executive presence and exceptional communication - impressing prospects from executive to developer level
- Demonstrated ability to handle challenging conversations, manage objections, and deliver strategic insights
- You've used AI to scale effectiveness - automation, research, solution design, or development
- You bring deep competitive intelligence and know the landscape intimately
- You've built strong R&D relationships and drive outcomes through influence without authority
- You roll up your sleeves - you dig in, figure it out, and become the expert
- You've elevated team performance through your example and enablement contributions
- You thrive in ambiguity and fast-moving environments
#LI-CR1 #LI-Hybrid
We use Covey as part of our hiring and / or promotional process. For jobs or candidates in NYC, certain features may qualify it as an AEDT. As part of the evaluation process we provide Covey with job requirements and candidate submitted applications. We began using Covey Scout for Inbound on April 3, 2025.
Please see the independent bias audit report covering our use of Covey here
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.
Our salary range reflects the cost of labor across various U.S. geographic markets. The range displayed below reflects the minimum and maximum target salaries for the position across all our US locations. The base salary offered for this position is determined by several factors, including the applicant’s job-related skills, relevant experience, education or training, and work location.
In addition to base salary, our total compensation package may include participation in the company’s annual cash bonus plan, variable compensation (OTE) for sales and customer success roles, equity, sign-on payments, and a comprehensive range of health, welfare, and wellbeing benefits based on eligibility.
Your recruiter can provide more details about the specific salary/OTE range for your preferred location during the hiring process.
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.
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What We Do
Klaviyo (NYSE: KVYO) is the B2C CRM. Powered by its built-in data platform and AI, Klaviyo combines marketing automation, analytics, and customer service into one unified solution, making it easy for businesses to know their customers and grow faster. Klaviyo (CLAY-vee-oh) helps over 183,000 brands like Mattel, Glossier, Daily Harvest, and Liquid Death deliver 1:1 experiences at scale, improve efficiency, and drive revenue.
Why Work With Us
We refer to our employees as ‘Klaviyos’, and we make up a diverse community united around shared values: We’re curious, collaborative, driven, innovative, fun, and fully ourselves at work. No matter which team you join, your work won’t just impact Klaviyo. It’ll help empower our customers and enable creators across the globe to own their destinies.
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