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Jobs in Massachusetts, United States

54 open roles read nightly from companies’ own hiring pages. Each one links to the original ad.

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Principal Software Engineer
4 weeks ago
Klaviyo · Boston, Massachusetts, United States
Lead / staff$244K – $366K a yearEngineering
Design and implement core data platform capabilities (e.g., event ingestion/CDC, stream processing, batch orchestration, data lake/warehouse patterns, catalog/lineage, governance, access, and compliance).; Define and uphold SLOs for data freshness, availability, and…
Engineering Manager, Marketing Engineering & AI Agents - Amplify
5 weeks ago
Klaviyo · Boston, Massachusetts, United States
HybridManager$176K – $264K a yearEngineering
The Amplify Engineering team builds internal tools, platforms, and AI-powered automation that help Klaviyos work more efficiently and at scale as the company grows. We partner across the organization, including Sales, Marketing, Engineering & Product, and Customer Service &…
Partner Account Manager
6 weeks ago
Klaviyo · Boston, Massachusetts, United States
Mid level$130.9K – $177.1K a yearSales
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…
Sr. Lead MarTech & AI Solutions Architect
6 weeks ago
Klaviyo · Boston, Massachusetts, United States
Lead / staff$156K – $234K a yearSales
Klaviyo is seeking a Sr. Lead MarTech & AI Solutions Architect — an individual contributor role for someone who wants deep, hands-on ownership. In this role, you'll design and build the end-to-end architecture of how marketing data moves through our systems, from initial lead…
Lead, Public Relations
7 weeks ago
Klaviyo · Boston, Massachusetts, United States
Lead / staff$132K – $198K a yearMarketing
We're looking for a Public Relations Lead who's always plugged into what's trending. Someone who knows which brand's marketing is having a moment, which campaign just went viral, and what CMOs are talking about right now. And already thinking about how to insert Klaviyo into…
Senior Software Engineer - Identity and Access Management
7 weeks ago
Klaviyo · Boston, Massachusetts, United States
Senior$148K – $222K a yearSecurity
Identity and Access Management (IAM) controls how people, services, integrations, and AI agents access Klaviyo.
Lead Software Engineer, CICD
7 weeks ago
Klaviyo · Boston, Massachusetts, United States
Lead / staff$176K – $264K a yearEngineering
As the technical leader for this team, you will drive the evolution of our CI/CD pipeline to enable fast, seamless development and deployments across the organization:
Staff Engineer, Applied AI (Customer Agent)
8 weeks ago
Klaviyo · Boston, Massachusetts, United States
Lead / staff$176K – $264K a yearEngineering
Our Engineering team builds the AI systems that power how brands run their businesses on Klaviyo. We move fast, ship in production, and hold a high bar for what "AI-native" actually means: systems that make real judgment calls, not demos.
Senior Security Engineer - Detection & Response
8 weeks ago
Klaviyo · Boston, Massachusetts, United States
Senior$141.6K – $212.4K a yearSecurity
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…
Lead Treasury Analyst
2 months ago
Klaviyo · Boston, Massachusetts, United States
Lead / staff$128K – $192K a yearFinance
Klaviyo's Treasury team manages the company's global cash, liquidity, insurance and foreign exchange (FX) risk so the business can operate and grow with confidence. As Lead Treasury Analyst, you'll take ownership of day-to-day global cash positioning and forecasting while…
Head of Global Compensation
2 months ago
Klaviyo · Boston, Massachusetts, United States
Executive$200K – $300K a yearPeople & HR
Lead the evolution of our global compensation philosophy, job architecture, leveling, and pay structures to support a high-performance organization.; Bring a strong point of view on compensation investment, balancing market dynamics, internal equity, business priorities, and…
Software Engineer II, Test Frameworks & Tooling
2 months ago
Klaviyo · Boston, Massachusetts, United States
Mid level$116K – $174K a yearEngineering
As a core member of the team, you will own the execution of critical projects and contribute to the evolution of our testing ecosystem:
Senior Lead Technical Program Manager - Infrastructure
2 months ago
Klaviyo · Boston, Massachusetts, United States
Lead / staff$192K – $288K a yearEngineering
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…
Software Engineer II - Recommendations
2 months ago
Klaviyo · Boston, Massachusetts, United States
Mid level$116K – $174K a yearEngineering
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…
Sr. Staff Engineer, Applied AI (Customer Agent)
2 months ago
Klaviyo · Boston, Massachusetts, United States
Lead / staff$216K – $324K a yearEngineering
Our Engineering team builds the AI systems that power how brands run their businesses on Klaviyo. We move fast, ship in production, and hold a high bar for what "AI-native" actually means: systems that make real judgment calls, not demos.
Senior GTM Partner Systems Engineer (Salesforce)
2 months ago
Klaviyo · Boston, Massachusetts, United States
Senior$116K – $174K a yearEngineering
Our GTM Systems team sits at the center of Klaviyo's go-to-market engine, powering the operational infrastructure that connects marketing, sales, partnerships, and customer success. We build and own the systems that enable our teams to move quickly, trust their data, and focus…
Sr. Lead Engineer, Applied AI (Customer Agent)
3 months ago
Klaviyo · Boston, Massachusetts, United States
Lead / staff$216K – $324K a yearEngineering
Our Engineering team builds the AI systems that power how brands run their businesses on Klaviyo. We move fast, ship in production, and hold a high bar for what "AI-native" actually means: systems that make real judgment calls, not demos.
Senior Product Manager, Personalization Growth
3 months ago
Klaviyo · Boston, Massachusetts, United States
Senior$136K – $204K a yearProduct
Klaviyo's Personalization & Analytics pillar builds the intelligence layer that helps marketers understand their customers, personalize every interaction, and prove the impact of their work. Our Personalization SKU — which includes Audience Optimization and our personalization…
Senior Product Manager, Personalization ML Products
3 months ago
Klaviyo · Boston, Massachusetts, United States
Senior$136K – $204K a yearData & AI
Klaviyo's AI & Analytics pillar builds the intelligence layer that helps marketers understand their customers, personalize every interaction, and prove the impact of their work. Two of our highest-leverage products live at the center of this: Product Recommendations and…
Senior Lead Software Engineer - Data Platform
3 months ago
Klaviyo · Boston, Massachusetts, United States
Lead / staff$216K – $324K a yearData & AI
The Data Platform organization owns the foundational data systems that power analytics, AI/ML, and product use cases across Klaviyo. This Senior Lead role is anchored in the Data Lake domain, while working broadly across Data Platform to support and align with adjacent teams.

Updated 07 Nov 2026 10:21 UTC from the OptiTalent job library.