Senior Software Engineer Email Platforms
Share
Job Location:
Boston, NH - USA
Monthly Salary:
Not Disclosed
Posted on:
20 hours ago
Vacancies:
1 Vacancy
Job Summary
Why You Should Join the Email Platforms Team:
The Email Platforms team at Klaviyo is building the next generation of infrastructure to support reliable scalable and performant email delivery. Our mission is to help Klaviyo reach enterprise scale by evolving and owning our email sending pipeline end-to-end. Were investing heavily in our homegrown email delivery infrastructure giving us greater control performance and reliability in how we deliver emails for some of the largest brands in the world.
Youll join a high-impact high-ownership team tackling technical challenges around high-throughput systems distributed messaging and service performance at scale. Our work directly impacts customer satisfaction and business success. If youre excited about email infrastructure systems design and high-scale backend development in Go this is the role for you.
How You Will Make a Difference:
- Own and drive key components of the email pipeline architecture
- Design and implement scalable high-throughput services in Go
- Develop systems that manage message queues and email delivery
- Help ensure our systems scale with customer growth especially as we bring on larger enterprise accounts
- Collaborate cross-functionally to ensure the highest standards of performance reliability and deliverability
- Transform workflows by putting AI at the center building smarter systems and ways of working from the ground up.
Who You Are:
- Senior-level backend engineer with strong systems design skills
- Proficient in Go (required). experience with Python is a plusExperienced working with high-throughput distributed systems
- Familiar with message queues (e.g. Pulsar Kafka RabbitMQ SQS)
- Bonus: Experience with email infrastructure MTAs deliverability or mailops
- Comfortable working independently on projects from design through production
- Able to thrive in a mostly remote team and deliver in a high-autonomy environment
- Youve already experimented with AI in work or personal projects and youre excited to dive in and learn fast. Youre hungry to responsibly explore new AI tools and workflows finding ways to make your work smarter and more efficient.
Technologies We Use:
- Languages: Go Python
- Infrastructure: AWS DynamoDB Kubernetes Terraform
Frameworks: Gin (Go) Django (Python)
- Messaging: Pulsar Kafka other message queues
- Email Systems: MTAs (GreenArrow) Proxy servers email deliverability tools monitoring tools
We use Covey as part of our hiring and / or promotional process. For jobs or candidates in NYC certain features may qualify it as an AEDT. As part of the evaluation process we provide Covey with job requirements and candidate submitted applications. We began using Covey Scout for Inbound on April 3 2025.
Please see the independent bias audit report covering our use of Covey here
Required Experience:
Senior IC
Key Skills
- Spring
- .NET
- C/C++
- Go
- React
- OOP
- C#
- AWS
- Data Structures
- Software Development
- Java
- Distributed Systems
About Company
Klaviyo unifies AI-powered email marketing and SMS to drive growth, retention, and measurable results. Build personalized, omnichannel experiences across WhatsApp, ecommerce, and more with K:AI Agents.
