6 hours ago
London, United KingdomMid Level
Responsibilities
- Build and deliver services supporting SMS International expansion and RCS capabilities.
- Develop full-stack applications across monolithic and microservices architectures.
- Design and scale databases and services to handle high query volumes.
- Debug and improve application performance.
- Collaborate across teams and disciplines to deliver mobile marketing capabilities.
Requirements
- 3–5 years of experience in a software engineering discipline.
- Experience with full-stack application development.
- Experience with monolithic and microservices architectures.
- Experience using AI tools to deliver business outcomes.
- Experience designing databases for high query volumes.
- Experience with CI/CD pipelines and performance debugging.
- Preferred: experience creating scalable new services, large-scale system design, AWS or another cloud provider, and communication-domain experience.
Benefits
- Comprehensive health, welfare, and wellbeing benefits based on eligibility.
- Potential participation in annual cash bonus, equity, and sign-on payments, separate from base salary.
- The role may require up to 10% travel for onboarding, client or partner work, team meetings, and industry events, coordinated in advance.
Tech Stack
Categories
About Klaviyo
Klaviyo builds a subscription SaaS platform that lets e-commerce and consumer brands use first-party data to run targeted email, SMS, and push campaigns, with built-in automation and analytics. The product also includes B2C CRM features for segmentation, A/B testing, and customer lifecycle workflows. Founded in 2012 and headquartered in Boston, it is a public company (NYSE: KVYO) used by brands such as Mattel and Glossier.