Job Description

As a Staff Software Engineer at Moxxi, you’ll be a key driver in scaling our performance marketing platform and shaping the long-term technical vision of our ad delivery and optimization systems. You will lead complex initiatives across multiple domains from building resilient backend infrastructure and intelligent APIs to integrating ML driven campaign systems and rethinking marketer tooling.

Responsibilities

• Architect, develop and maintain scalable and resilient backend systems powering our CMS, AdServer, CMS, CRM, and optimization pipelines.
• Build reusable UI components and responsive interfaces that allow marketers to manage, launch, and analyze campaigns with ease.
• Build high-performance APIs and services that integrate with internal platforms and external ad ecosystems.
• Partner with the Account Managers and Operations team to productionize models that drive ad personalization, budget pacing, and bid optimization.
• Design and evolve real-time and batch data pipelines that support campaign analytics, attribution, and experimentation at scale.
• Lead cross-functional collaboration with product, design, and business teams to translate requirements into robust software solutions.
• Ensure system observability, operational excellence, and uptime across critical infrastructure components.
• Mentor junior engineers and contribute to a culture of clean, maintainable, and well-documented code.
• Drive technical planning and contribute to the evolution of our platform strategy and long-term architectural vision.
• Stay up to date with industry trends in advertising technology, distributed systems, and machine learning and bring relevant innovations into the team.
• Take ownership of major initiatives and continuously identify opportunities to improve performance, scalability, and developer experience.

Requirements

• 10+ years of professional experience designing and delivering production-grade software systems.
• Proven success architecting distributed systems and backend services in high-scale environments.
• Strong fluency in Go (Golang) and experience building services using microservice architectures.
• Deep knowledge of APIs, cloud-native infrastructure (e.g. GCP, BigQuery, Cloud Run), and data engineering patterns.
• Hands-on experience with real-time systems, streaming data (e.g. Pub/Sub, Kafka), and event-based architectures.
• Passion for performance marketing, experimentation frameworks, and measurable impact.
• Outstanding communication skills, including the ability to influence stakeholders and lead through ambiguity.
• Experience in the AdTech ecosystem (e.g., RTB systems, campaign management, creative tooling).
• Prior ownership of infrastructure at scale, including observability, cost optimization, and compliance (e.g. GDPR, CCPA).
• Knowledge of caching systems (Redis, Memcached), Infrastructure as Code (Terraform), and container orchestration (Docker, Kubernetes).
• Exposure to non-relational databases (e.g., BigTable, DynamoDB) and caching systems such as Redis or Memcached.

Benefits

• No benefits