About the Role
Klaviyo is looking for a Backend Engineer to support key initiatives that enhance our product offerings and drive company this role youll play a critical part in delivering end-to-end solutions using cutting-edge distributed systems and AI technologies. Youll improve existing products and develop new capabilities that push the boundaries of whats possible for our customers.
As a Software Engineer II youll tackle complex challenges explore multiple solutions and weigh business and technical trade-offs to determine the best path forward. Youll actively contribute to team discussions and help shape important technology decisions. Youll also be responsible for shipping well-designed thoroughly tested solutions that prioritize reliability and performance.
The Channel Rendering & Engagement team builds and runs the core infrastructure that turns Klaviyos templates and data into the actual messages customers receive - across email SMS push and previews - at massive scale and low latency. We own the highperformance rendering pipeline engagement tracking and compliance-related services. These services collectively ensure that messages are delivered quickly reliably and safely. We are the team that guarantees every personalized message is rendered correctly tracked accurately and meets strict SLOs so the rest of Klaviyo can innovate on top of a rock-solid communications platform.
We work cross-functionally by default. Partnering closely with teams across the org gives us broad exposure to the product lets us unblock other teams and allows us to drive impact well beyond our immediate scope. The work is fast-moving varied and forces us to constantly learn and adapt.
What Were Looking For
- Experience with distributed systems
- A proven track record of building high-quality products and systems with a focus on writing clean maintainable code
- 3 years of experience in a software engineering role
- Experience building end-to-end software solutions
- Familiarity with various AI tools that enhance the software development lifecycle
- Familiarity with code reviews and leading or participating in robust testing practices
- Experience working in agile fast-paced environments
Nice to Have
- Python
- Golang
- AWS / knowledge of building cloud-native solutions
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:
IC
About the RoleKlaviyo is looking for a Backend Engineer to support key initiatives that enhance our product offerings and drive company this role youll play a critical part in delivering end-to-end solutions using cutting-edge distributed systems and AI technologies. Youll improve existing products...
About the Role
Klaviyo is looking for a Backend Engineer to support key initiatives that enhance our product offerings and drive company this role youll play a critical part in delivering end-to-end solutions using cutting-edge distributed systems and AI technologies. Youll improve existing products and develop new capabilities that push the boundaries of whats possible for our customers.
As a Software Engineer II youll tackle complex challenges explore multiple solutions and weigh business and technical trade-offs to determine the best path forward. Youll actively contribute to team discussions and help shape important technology decisions. Youll also be responsible for shipping well-designed thoroughly tested solutions that prioritize reliability and performance.
The Channel Rendering & Engagement team builds and runs the core infrastructure that turns Klaviyos templates and data into the actual messages customers receive - across email SMS push and previews - at massive scale and low latency. We own the highperformance rendering pipeline engagement tracking and compliance-related services. These services collectively ensure that messages are delivered quickly reliably and safely. We are the team that guarantees every personalized message is rendered correctly tracked accurately and meets strict SLOs so the rest of Klaviyo can innovate on top of a rock-solid communications platform.
We work cross-functionally by default. Partnering closely with teams across the org gives us broad exposure to the product lets us unblock other teams and allows us to drive impact well beyond our immediate scope. The work is fast-moving varied and forces us to constantly learn and adapt.
What Were Looking For
- Experience with distributed systems
- A proven track record of building high-quality products and systems with a focus on writing clean maintainable code
- 3 years of experience in a software engineering role
- Experience building end-to-end software solutions
- Familiarity with various AI tools that enhance the software development lifecycle
- Familiarity with code reviews and leading or participating in robust testing practices
- Experience working in agile fast-paced environments
Nice to Have
- Python
- Golang
- AWS / knowledge of building cloud-native solutions
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:
IC
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