Full Stack Engineer, Backend

The Role

As a Full Stack Engineer at Moxxi, you will play a key role in building and scaling our performance marketing platform from backend APIs and data services to intuitive, data-rich front-end experiences. You will collaborate closely with product, design, and business stakeholders to create tools that help Ad operators manage, optimize, and personalize campaigns in real time. This is a front-end leaning full-stack role where you will own features end-to-end, contribute to technical strategy, and help shape the evolution of Moxxi’s ad delivery and optimization systems.

Responsibilities

• Design, build, and maintain data-rich, low-latency, performant web applications using TypeScript, React, and Next.js.
• Develop reusable, responsive UI components and design systems that scale across Moxxi’s performance marketing tools and dashboards.
• Collaborate with product and design teams to translate complex workflows into intuitive, elegant interfaces.
• Build and maintain backend APIs and services (primarily in Go) that support front-end features and integrations.
• Work closely with backend and data engineers to deliver campaign analytics, reporting, and personalization features.
• Implement robust testing, monitoring, and performance optimization practices for frontend and API layers.
• Contribute to architecture discussions, technical design, and system scalability planning.
• Ensure code quality, maintainability, and accessibility across all user-facing surfaces.
• Mentor and support junior engineers through code reviews and pair programming.
• Collaborate cross-functionally with product, design, and operations teams to deliver impactful, user-centered solutions.
• Stay current with trends in frontend frameworks, cloud-native systems, and AdTech innovation, bringing fresh ideas into Moxxi’s platform.

Basic Qualifications

• 6–10 years of professional software engineering experience, including 4+ years building production-grade frontends.
• Strong fluency in TypeScript, React, and modern frameworks like Next.js.
• Solid backend experience with Go (Golang), Node.js, or Python, and familiarity with RESTful or GraphQL APIs.
• Strong understanding of state management, component architecture, and API design.
• Experience integrating with cloud-native environments (GCP preferred) and containerized deployments (Docker, Kubernetes).
• Knowledge of SQL/NoSQL databases and basic data pipeline concepts.
• Excellent product sense and ability to translate business needs into clean, maintainable solutions.

Nice to Have / Bonus Qualifications

• Experience in AdTech, MarTech, or marketing analytics platforms.
• Background in data visualization or interactive analytics using tools like D3.js or Recharts.
• Familiarity with AI/ML-driven personalization, A/B testing frameworks, or campaign experimentation systems.
• Experience building and maintaining design systems or component libraries.
• Familiarity with performance optimization techniques (lazy loading, bundle analysis, caching).