Senior Full-Stack Engineer - Customer Hub

Triwill Group; Boston, Northern (MA, KY); Hybrid; USD 148,000 - 222,000; Full time

Job summary

Klaviyo is seeking a Senior Software Engineer for the Customer Hub who will own end-to-end solutions across front-end and back-end systems. You’ll lead key initiatives, ship reliable software, and mentor teammates in a fast-moving environment.

You’ll collaborate across disciplines to optimize existing products and build new capabilities for ecommerce brands, focusing on speed, simplicity, and measurable impact.

Qualifications

• 5+ years of software engineering experience.
• Experience with front-end and back-end technologies.
• React experience required.
• Experience leading projects and mentoring teams.
• Experience in agile environments.
• Experience using AI in development.

Responsibilities

• Lead initiatives to enhance product offerings with full-stack solutions.
• Develop end-to-end software and optimize existing products.
• Mentor teammates and drive key technology decisions.
• Ensure reliability and performance through testing and deployment.

Skills

Full Stack

React experience

Mentoring

Agile

Leadership

Code reviews

Tools

AWS

Django

TypeScript

Job description

Klaviyo is seeking a Senior Software Engineer for the Customer Hub who will own end-to-end solutions across front-end and back-end systems. You’ll lead key initiatives, ship reliable software, and mentor teammates in a fast-moving environment.

You’ll collaborate across disciplines to optimize existing products and build new capabilities for ecommerce brands, focusing on speed, simplicity, and measurable impact.