Massive Rocket is a rapidly scaling Braze and Snowflake agency on a mission to transform how digital marketing, product, and engineering teams connect. In just five years, we’ve grown at speed and are now gearing up for our next big milestone: hitting $100M in revenue. We build human experiences at scale, powered by cutting‑edge web, mobile, cloud, data, and AI technologies. As a CRM Developer (Braze) at Massive Rocket, you’ll play a hands-on technical role supporting a major platform merger and migration for an insurance client. Your primary focus will be rebuilding and optimising email templates and reusable messaging components within Braze, ensuring high fidelity to legacy communications while improving scalability and maintainability. You’ll work closely with marketing, data, and engineering teams to ensure seamless migration delivery, minimal defects, and production-ready assets that perform reliably in regulated enterprise environments. Build and rebuild email templates and reusable components in Braze using HTML, CSS, Liquid, Content Blocks, and Connected Content
• Develop scalable, modular template frameworks to support consistent and efficient campaign delivery




• Implement dynamic content and personalisation using structured data inputs from multiple sources
• Troubleshoot template, data, and rendering issues to ensure stable production releases
• Collaborate with marketing, engineering, and data teams to align migration requirements and dependencies
• Support documentation of template systems, reusable components, and implementation best practices
• Strong hands-on experience with Braze (essential), building production-ready email assets
• Proven experience supporting CRM platform migrations (asset rebuilds and/or data integration considerations)
• Comfortable working in regulated enterprise environments; Rocket‑Fuelled Growth – Big challenges, fast learning, and the chance to level up quicker than anywhere else
• A General Crew – Collaborate with brilliant teammates across Europe, the US, and beyond
• Remote‑First for Life – Work from wherever you feel your best
• We receive a high volume of applications, and while we’d love to reply to everyone personally, it’s not always possible. If you haven’t heard from us within two weeks, it sadly means you haven’t been successful this time.

📌 Pensions Developer (España)
🏢 Massive Rocket
📍 España