Lead Software Engineer - Backend

As a Lead Software engineer on the backend team, you will be responsible for designing, building, and maintaining systems to support core product areas in Klaviyo. You will work with a cross functional team to help refine feature specifications, write technical design documents, create system infrastructure, write high quality code, and operate large scale systems in production. You will also review other engineer’s designs and code, and provide technical mentorship to other engineers on the team and in the broader engineering organization.

**Location is Boston**

Tech Stack

• Python, Django, FastAPI, GRPC
• Apache Kafka, Apache Pulsar, RabbitMQ, Spark, Airflow, and other tech from the big data stack
• MySQL, PostgreSQL, Clickhouse, Redis
• Typescript, React, Babel, Jest, Webpack
• AWS, Terraform, Docker, Kubernetes, Pantsbuild, Jenkins, Argo, and other modern DevOps tools

Required Skills

• Highly skilled in using at least one modern programming language
• Bachelors degree in Computer Science or equivalent experience
• 10+ years of experience in a software engineering discipline
• At least 3 plus years as a tech lead
• Significant experience with full stack application development
• Able to communicate well
• Able to work with others on a team
• Able to learn continuously and adapt to a high growth environment
• Able to stick with and solve difficult problems

Preferred Skills

• Experience with distributed systems

• Experience performance tuning and scaling systems

• Experience with OLTP and OLAP databases

  • schema design
  • normalization / denormalization trade-offs
  • performance
  • operations

• Experience with high volume data processing and storage systems

• Experience using Linux operating systems

Massachusetts 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.

The pay range for this role is listed below. Sales roles are also eligible for variable compensation and hourly non-exempt roles are eligible for overtime in accordance with applicable law. This role is eligible for benefits, including: medical, dental and vision coverage, health savings accounts, flexible spending accounts, 401(k), flexible paid time off and company-paid holidays and a culture of learning that includes a learning allowance and access to a professional coaching service for all employees.

Base Pay Range For US Locations:

$188,000—$282,000 USD

Get to Know Klaviyo

We’re Klaviyo (pronounced clay-vee-oh). We empower creators to own their destiny by making first-party data accessible and actionable like never before. We see limitless potential for the technology we’re developing to nurture personalized experiences in ecommerce and beyond. To reach our goals, we need our own crew of remarkable creators—ambitious and collaborative teammates who stay focused on our north star: delighting our customers. If you’re ready to do the best work of your career, where you’ll be welcomed as your whole self from day one and supported with generous benefits, we hope you’ll join us.