Full Stack Engineer, Total Media

StackAdapt is the leading technology company that empowers marketers to reach, engage, and convert audiences with precision. As a Full Stack Engineer, you will be involved in the development of their advertising platform, working collaboratively to build integrations and scalable web architecture that supports campaign management across various digital ecosystems.

Responsibilities:

• Build and operate integrations that support Ads campaign management lifecycle
• Implement a lifecycle state machine and orchestration for activation and updates across entity hierarchies, across multiple advertising and marketing partners
• Build reliability patterns for production integrations: rate-limit handling, pagination, batching, circuit breakers, and drift detection/reconciliation for eventual consistency
• Collaborate with team members on designing scalable, well tested, and well documented web architecture, including APIs and backend systems
• Be able to take responsibility and ownership of projects from start to finish

Requirements:

• 2+ years of full-time work experience building highly performant web applications
• Strong backend experience building API-driven products, including GraphQL and REST
• Proven experience integrating third-party / partner APIs in production, including: Handling rate limits, pagination, retries/backoff, and partial failures
• Designing idempotent create/update/activate operations
• Translating partner validation errors into clear, actionable user-facing messages
• Develop clear internal documentation to help engineers run the application locally and troubleshoot/debug issues efficiently
• Experience implementing OAuth 2.0 (authorization code flow + refresh tokens) and secure credential handling (scopes/permissions, token rotation, secrets management)
• Strong fundamentals in data modelling and system design for integrations: internal ↔ external ID mapping, status/state mapping, drift detection, and repair/replay tooling
• Comfort using AI-assisted developer tooling and/or building agentic workflows to accelerate delivery and improve operational quality