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.
Background
Klaviyo operates a real-time data analytics platform coded primarily in Python that is built for massive scale and hosted on Amazon Web Services (AWS). Engineers come to Klaviyo with experience in a variety of languages and from a number of disciplines.
Until recently, Klaviyo’s has been built with two key models in mind: Profiles (our customer’s customer) and Events (the actions taken). With the release of Custom Objects our customers now have the ability to leverage their key business objects natively in the platform. The Custom Object Platform team is responsible for this flexible data models and its integration into our data platform. The data modeling paradigm used core to the evolution of our data platform. The team collaborates as a platform for internal teams, our partners as well as our customers. They operate at high scale with key challenges around interfaces, query patterns, and distributed systems.
At Klaviyo, we love tackling tough engineering problems and look for employees who specialize in certain areas but are passionate about building, owning & scaling features end to end from scratch and breaking through any obstacle or technical challenge in their way. We push each other to move out of our comfort zone, learn new technologies, and work hard to ensure each day is better than the last. Klaviyo is growing fast and we have openings for all skill levels across all of our teams. Learn more about our engineering culture at https://klaviyo.tech.
How you’ll make an impact:
This team is a key contributor to the evolution of Klaviyo into a data platform and enables hundreds of thousands of Klaviyo customers to effectively leverage and activate their data. As an Engineering Manager, you’ll be contributing to the vision, mission, and strategy of Klaviyo’s evolution. You’ll lead and mentor a team of talented and experienced software engineers who are eager to grow fast and make an impact on the company.
What You Will Do
- Lead, manage, and mentor a team of software engineers that designs and develops the custom object platform
- Own features that thousands of our customers and internal teams rely on daily to drive their business forward
- Coordinate a team of 6-10 engineers to deliver projects that enhance Klaviyo’s custom object platform capabilities
- Work closely with cross-functional teams to define project scope, requirements, and timelines, and ensure timely and successful project delivery
- Think in systems, help design and improve architectural patterns to ensure they are performant and scalable
- Actively participate in code reviews and contribute to the development of technical solutions to complex problems
- Foster a culture of innovation, continuous learning, and collaboration within the Engineering and Product organizations
- Participate in the technical interview process to help maintain a high bar for our growing teams
What We’re looking for:
- 10+ years of experience in software development with 3+ years of experience in Engineering Management
- You are passionate about and have proven experience being a coach and a mentor for team members and helping them grow
- You’re a hands-on manager, able to contribute to design documents, write code, and perform code reviews when necessary
- Experience working with internal stakeholders on feature, technical, and architectural specifications
- Proficiency in managing all aspects of PDLC/SDLC and successfully driving complex projects to completion
- Experience working with data storage technologies and patterns, including distributed storage, data modeling, and relational databases
- You have architected, built and delivered at least one complex data processing system
- Experience with large scale data pipelines, CDC and distributed systems architecture, familiarity with Data Vault 2.0 is a plus
- You know how to apply off-the-shelf technologies to solve technical problems, and know when it’s time to build your own
- Excellent communication and interpersonal skills
Nice to have:
- Experience working with both monolithic and microservices architectures
- Experience debugging performance issues and improving system performance
- Experience working with cloud technologies (AWS, GCP, Azure)
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. Please visit Klaviyo Rewards to find out more about our Total Rewards package.
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.
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.