Klaviyo

Lead Software Engineer

Boston, MA
MySQL HTML JavaScript React Ansible Python AWS Django Java Cassandra Redis Terraform Machine Learning
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Description

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 traditional job requirements. If you’re a close but not exact match with the description, we hope you’ll still consider applying. Want to learn more about life at Klaviyo? Visit careers.klaviyo.com to see how we empower creators to own their own destiny.

Klaviyo is growing fast and we have openings for all skill levels across all of our teams. Learn more about our engineering culture at https://klaviyo.tech

 We love tackling tough engineering problems and look for Lead Software Engineers who are passionate about architecting, building, owning & scaling features end to end from scratch and breaking through any obstacle or technical challenge in their way. We push each other to move out of our comfort zone, learn new technologies and work hard to ensure each day is better than the last.

Klaviyo operates a real-time data platform coded in Python built for massive scale on Amazon Web Services (AWS). Engineers come to Klaviyo with experience in a variety of languages and from a number of disciplines.

Technologies we use (not exhaustive):
Python, Django, Celery, Java
MySQL, Cassandra, RabbitMQ, Redis
HTML, JavaScript, LESS, Backbone.js, React
Amazon Web Services (EC2, RDS, Aurora, etc.)Terraform, Ansible, Packer, and other DevOps tools

How you will make a difference:

  • Wholly own features that thousands of our customers rely on daily to reach 1,000,000,000+ of consumers to drive their business forward
  • Think in systems and design architectural patterns, while acting as a technical guide to others during architecture design and improving existing architectural patterns to ensure they are performant and scalable.
  • Work on crafting our highly scalable real-time data pipeline that processes billions of events monthly across data sets growing to petabyte scale
  • Be empowered to own the mission, technical direction and operations of projects that have immediate impact
  • Advance your technical skills in all facets ranging from front end web development and user experience to machine learning and massively parallelized data pipelines
  • Contribute to the company as a subject matter expert in multiple areas, constantly pushing yourself to be a better engineer and to level up all of your peers within your team and within Klaviyo
  • Participate in technical interview process to help maintain a high bar for our growing teams

Who You Are

  • Have 7+ years of experience and have architected, built and delivered at least one complex system.
  • Proven success creating direction and specifications for others
  • Ability  to execute independently across a wide array of areas as well as mentor and level up others
  • Experience setting  higher-level technical direction and process with the help of peers and senior management
  • Have experience building products that matter and pushing yourself and your team to be better engineers and build a product with passionate advocates
  • Enjoy working with new technologies ranging from the frontend to backend, and are particularly passionate and an expert in multiple stack areas. You show this by having strong and opinionated experience with various technologies and know how to pick the right tool for any job
  • Love digging into performance and scalability issues to drive breakthrough solutions-- whether it's a slow loading UI or too many clicks in a workflow, a database query timing out, or a queue that just won’t drain. You recognize all problems can be solved
  • Able to work with others to proactively set project and feature requirement, including work timelines prioritization 
  • Experience onboarding and mentoring new team members while facilitate a learning culture and an environment where they can enhance their own skills

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.

Upon request, you can receive additional information about the compensation and benefits for this role. Requests can be submitted here. Additional information regarding benefits can be found at klaviyorewards.com.

Klaviyo is committed to a policy of equal opportunity and non-discrimination. We do not discriminate on the basis of race, ethnicity, citizenship, national origin, color, religion or religious creed, age, sex (including pregnancy), gender identity, sexual orientation, physical or mental disability, veteran or active military status, marital status, criminal record, genetics, retaliation, sexual harassment or any other characteristic protected by applicable law.

You can find our Job Applicant Privacy Notice here.

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