We're seeking exceptional Frontend Product Engineers to revolutionize email marketing through AI. You'll work across our entire stack to build features that empower businesses to create professional, personalized email campaigns in minutes. Full-time position based in Barcelona with competitive compensation.Migma.ai transforms email creation from a multi-day process into an instant task. Using AI that understands your brand and content sources, anyone can generate compelling, responsive emails without designers, developers, or marketing expertise. We're democratizing professional email marketing for millions of businesses worldwide. Thousands of companies and agencies are already using Migma.ai to slash costs, maximize ROI, and send emails that actually convert. And we're just getting started. We're a small, talent-dense team building a category-defining company from Barcelona. We value high ownership, rapid iteration, and ego-free collaboration. We seek people who care deeply, challenge assumptions, and are driven to build something transformative.What you'll doBuild and maintain features in React/TypeScript/Next.js, ensuring blazing-fast performance and seamless user experiencesImplement SSR strategies for optimal load times and SEO performanceStructure data with JSON-LD for better search visibility and integration capabilitiesDevelop our visual email builder, template management system, and real-time preview capabilitiesCollaborate with backend, AI, and product teams to surface dynamic content, brand intelligence, and personalization featuresCreate interfaces that make complex features (auto-updating templates,



AI content generation, multi-project management) feel simpleDrive the complete frontend lifecycle: technical planning, implementation, deployment, and continuous improvementChampion frontend best practices, performance optimization, and accessibility standardsWhat we're looking forBased in Barcelona (on-site/hybrid working model)5+ years of experience building and shipping modern, high-quality frontend productsDeep expertise in React/TypeScript with strong command of state management, component architecture, and performance optimizationExperience with email rendering quirks, responsive design, and cross-client compatibilityStrong expertise in Next.js and Server-Side Rendering (SSR) for optimal performance and SEOExperience with JSON-LD and structured data implementationProven ability to integrate with backend APIs and collaborate with design/AI teams to deliver pixel-perfect, intuitive experiencesStrong product sense with attention to UX details, accessibility, and the unique challenges of email designAbility to balance speed with polish, knowing when to ship MVPs and when to perfect featuresFluent English communication skills (written and spoken)



- essential for team collaborationPortfolio of live projects is mandatory - Please do not apply without a portfolioEmail Tech: React Email, MJML, email rendering enginesBackend: Node.js, Python, Golang and RustCloud: Cloudflare, GCP, AWS, Many LLM providersDevOps & Tooling: Github Actions, Grafana, OTEL, infra-as-code (Terraform)What We OfferHighly competitive salary - We believe in compensating top talent accordinglyFull-time position based in our Barcelona officeWork with cutting-edge AI technology in a rapidly growing marketHigh impact role in a small, ambitious teamProfessional growth opportunities as we scaleModern office in the heart of BarcelonaHow We HireSubmit a brief application and have an intro call with our teamComplete a practical frontend challenge (building a mini email editor component)Demonstrate your problem-solving approach in technical interviewsWalk us through your most impressive frontend projectMeet the team and discuss how you can help shape Migma.ai's futureAbout Your ApplicationPlease submit your application in English - it's our primary working language. IMPORTANT: Include your portfolio with live project links - Applications without portfolios will not be considered. Please include links to your Stack Overflow, GitHub, any designs or projects you're proud of, and anything else that showcases your skills. Include examples of complex UIs you've built, especially any email or content creation tools. We value all backgrounds and experiences - if you're excited about transforming email marketing, we want to hear from you.
#J-18808-Ljbffr

📌 Frontend Product Engineer (Barcelona)
🏢 Migma
📍 Barcelona