Full-Stack Engineer for Real-Time Ad Tech Platform

Moxxi Digital; New York (NY); On-site; USD 150,000 - 225,000; Full time

Job summary

Moxxi Digital in New York City is seeking a Software Engineer to build the platforms powering our performance marketing engine, from CMS UI to real-time ad delivery and ML integrations.

You will work across the stack, design scalable backends in Go, craft TS frontends, and collaborate with product, data, and design to ship features that drive results, with equity and rapid career growth in a fast-paced startup.

Qualifications

• BS in Computer Science or related field, or equivalent practical experience.
• 3+ years of professional experience building and maintaining production-grade software systems, including significant experience in full-stack development.
• Deep experience writing scalable backend services in Go, ideally within microservice-based architectures.
• Proficiency in TypeScript, with experience in frontend frameworks such as React or Angular, and building APIs or server-side logic with TypeScript.
• Experience designing and integrating RESTful APIs and working with distributed systems.
• Familiarity with cloud-native development using Google Cloud Platform (GCP) services, particularly BigQuery and Cloud Run.
• Understanding of software engineering fundamentals including system design, data structures, and algorithms.
• Strong attention to detail, debugging, and performance optimization skills across the stack.
• Excellent communication and collaboration skills; able to work effectively with cross-functional teams, including product, data, and design.
• A self-starter mindset with a passion for shipping features, solving real-world business problems and continuously improving engineering practices.

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.

Skills

Go backend development

TypeScript

RESTful APIs

Distributed systems

Communication

Shipping features

Performance optimization

Data-driven / ML integration

Education

Bachelor's degree in CS or related field

Master's degree (nice to have)

Tools

Terraform

Docker

Kubernetes

Google Cloud Platform

BigQuery

Job description

Moxxi Digital in New York City is seeking a Software Engineer to build the platforms powering our performance marketing engine, from CMS UI to real-time ad delivery and ML integrations.

You will work across the stack, design scalable backends in Go, craft TS frontends, and collaborate with product, data, and design to ship features that drive results, with equity and rapid career growth in a fast-paced startup.