Write integration specifications for customers hosting their eCommerce stores on non-standard platforms, ensuring seamless data flow while maintaining platform integrity Modified the Magento extension codebase to accommodate specialized data sync requirements, demonstrating our ability to adapt core integrations Developed a new integration for Demandware from scratch, showcasing our capability to expand Klaviyo’s ecosystem of partners Built Klaviyo's first ever public chrome extension, which allows anyone (marketer or developer) to troubleshoot and audit their front end API calls being sent to Klaviyo more easily.  

Spearhead the technical and solution pre sales campaign to prospective Klaviyo Mid-Market clients to help Klaviyo hit its revenue targets, including Technical discovery around current customers architectures, understanding their business and technical challenges and opportunities Host technical workshops where you’ll be working with developers and business teams to align technical solutions to overall business outcomes  Architect and execute Proof of Value plans to achieve technical selection over the competition  You will become a complete expert in the Klaviyo experience, from understanding the data pipelines and code base of our integrations to understanding technical tradeoffs between different implementations Support product field alignment by being the voice of our customer needs and working closely with our Developer Experience team and Product teams to synthesize product gap information Be the go-to internal technical and subject matter expert resource, educating sales team members as well as prospects/customers to provide a consistently positive Klaviyo experience. Who You Are: 3+ years experience in sales engineering, solutions engineering/architecture for a software product 3+ years in a role working with web development languages (Javascript, Node.js, React); REST APIs; and/or with a general purpose programming language such as Python Strong domain knowledge in several of the following areas and a proven ability to learn new domains quickly:  marketing automation tools, customer data platforms (CDP), eCommerce systems, mobile apps, analytics, ad tech, data engineering Proven ability to track and learn from the ever-changing technical landscape and incorporate modern, optimized solutions to high-value problems. A compelling and honest communicator and storyteller who can impress prospects at any level from executive to developer, with the capability to persuade technical stakeholders as well as explain technical concepts to non-technical stakeholders #LI-DK2 #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 hereMassachusetts 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.