Senior Salesforce & GTM Systems Engineer

Klaviyo; Boston (MA); On-site; USD 116,000 - 174,000; Full time

Benefits offered by this job

Annual bonus plan

Equity

Sign-on bonus

Health benefits

Wellbeing benefits

Job summary

Klaviyo is seeking a Senior Systems Engineer for the GTM Systems Partner team to own the enterprise Salesforce ecosystem end-to-end, from business process understanding to solution delivery and measurement. You will ensure platform health and high-quality integrations across the GTM stack, including the external partner portal, while guiding junior engineers and enforcing coding standards.

In this role you will ship reliable integrations, cooperate with Product Owner and Architect, and leverage

Qualifications

• Own Salesforce integrations across the GTM stack and partner portal.
• Implement and maintain secure data flows with governance across systems.
• Mentor junior developers and enforce engineering standards in reviews.

Responsibilities

• Own delivery of Salesforce solutions — Apex, Lightning Web Components, Flow, and integrations — from sprint planning through deployment, applying engineering best practices and maintaining code quality.
• Develop and maintain integrations between Salesforce and the broader GTM stack, including the partner portal; ensure reliable data flows with governance.
• Triage and resolve high-impact platform and data issues quickly, communicating status to Product Owner and business partners.
• Use AI tools to ship faster, explore unfamiliar systems, and automate repetitive work.
• Partner with Product Owner and Architect to size work and ensure stories are production-ready.
• Mentor junior developers through code reviews, engineering standards, and pairing.

Skills

Salesforce Apex

Lightning Web Components

Flow

Integrations

GitHub

Code reviews

Tools

Salesforce

Apex

Job description

Klaviyo is seeking a Senior Systems Engineer for the GTM Systems Partner team to own the enterprise Salesforce ecosystem end-to-end, from business process understanding to solution delivery and measurement. You will ensure platform health and high-quality integrations across the GTM stack, including the external partner portal, while guiding junior engineers and enforcing coding standards.

In this role you will ship reliable integrations, cooperate with Product Owner and Architect, and leverage