Retention & Klaviyo Engineer Specialist

Retention & Klaviyo Engineer Specialist
Bucureşti
Bucharest, Bucharest, Romania

Location: 100% Remote Position Happy Mammoth is a
- growing
- commerce company focused on women’s gut, digestive, and hormonal health.

We’re looking for a highly technical Retention & Klaviyo Engineer Specialist to own email, SMS, and lifecycle automations across our global customer base.

What You’ll Do Build & schedule email and SMS campaigns (build from Figma to Klaviyo) Create and optimize flows with advanced triggers and logic Use dynamic variables to pull custom properties from Recharge, Shopify, Rivo, Wonderment, etc.

Manage segmentation and ensure correct entry/exit logic Monitor and suggest improvements for deliverability Set up integrations (Zapier, webhooks, app connections) Support the team with technical troubleshooting and process improvements Requirements Expert-level Klaviyo (campaigns, flows, segments, variables) Strong experience in email/SMS retention , preferably in DTC/e-commerce Ability to understand customer journey logic and
- triggered automations Experience with subscription tools (Recharge) and Shopify data Great attention to detail — nothing goes live without checks Strong communication and ability to work autonomously Nice to Have Basic HTML/CSS for simple pages inside Klaviyo Knowledge of deliverability tools (e. g. , Google Postmaster) Experience with Zapier, webhooks, Attentive Why Join Us Competitive, flexible salary Paid holidays Fully remote & flexible schedule Global, supportive team Growth opportunities + access to courses and learning resources Work on a
- driven brand helping women improve their health If you’re a technical Klaviyo expert who loves building smart, personalized customer journeys — we’d love to meet you.