AI-First Software Engineer Co-op — Build Scalable Systems

Engg; Boston (MA); On-site; USD 34,000 - 48,000; Full time

Benefits offered by this job

Lunch provided

Snacks and drinks

Ping pong and games

Golf simulator

Speakeasy

Job summary

Klaviyo seeks a Software Engineering Co-op in Boston to work on end-to-end features for a global customer base. You will join a fast-paced team, write and ship code, and grow your skills across the stack with guidance from experienced engineers.

You’ll use AI tools to accelerate development, participate in product discussions, and contribute to scalable, performant systems for thousands of users.

Qualifications

• Pursuing degree in CS/Engineering/Data Science/Math or related field.
• Graduating Dec 2027 or May/Jun 2028.
• Experience with Python, Django, TS, React, Go, MySQL, Cassandra, ClickHouse, Kafka, Redis.
• Experience with AWS (EC2, RDS, Aurora) and Terraform.
• Interested in full-stack development and performance/scalability.

Responsibilities

• Own features that impact 180K+ paying customers daily.
• Own the full lifecycle of your code from writing to shipping.
• Debug real issues locally and in production; assist incidents.
• Collaborate across backend and frontend teams; contribute to docs and reviews.

Skills

Internship experience

Software development

Team collaboration

Problem solving

Education

CS/Engineering student

Tools

Python

Django

TypeScript

React

Go

MySQL

Kafka

Redis

AWS

Terraform

Cassandra

ClickHouse

Kinesis

Job description

Klaviyo seeks a Software Engineering Co-op in Boston to work on end-to-end features for a global customer base. You will join a fast-paced team, write and ship code, and grow your skills across the stack with guidance from experienced engineers.

You’ll use AI tools to accelerate development, participate in product discussions, and contribute to scalable, performant systems for thousands of users.