Technical Architect - Business Applications

Location: Boston, Massachusetts

Department: 225 - Advertising Engineering

About the role

Roku Advertising powers a multi-billion-dollar business and operates at the scale of one of the largest CTV ad platforms in the US. Were looking for a Technical Architect - Business Applications to own the end-to-end architecture of the enterprise systems that run this business, partnering closely with advertising business stakeholders, product management, and engineering teams across sales, order management, campaign operations, revenue, and finance.

The Senior Software Engineer, Business Applications Architecture establishes a cohesive and scalable architecture across Roku Advertising’s business application ecosystem, simplifies cross-platform integrations, creates clear system and data ownership, and enables engineering teams to deliver business capabilities faster while maintaining security, reliability, scalability, and architectural consistency.
This is not a whiteboard-only role. You will provide hands-on technical leadership across multiple engineering teams, review designs and implementation approaches, and stay accountable for turning architectural decisions into production-ready solutions that support a multi-billion-dollar revenue base.

For Massachusetts Only - The estimated annual salary for this position is between $250,000 - $450,000 annually. Compensation packages are based on factors unique to each candidate, including but not limited to skill set, certifications, and specific geographical location. This role is eligible for health insurance, equity awards, life insurance, disability benefits, parental leave, wellness benefits, and paid time off.

What youll be doing

• Own the end-to-end architecture across enterprise business applications and cross-functional business workflows.
• Define system boundaries, APIs, integration patterns, data ownership, and architectural standards across platforms.
• Partner with Product, Engineering, Sales, Operations, Finance, and other business teams to translate business requirements into scalable technical solutions.
• Establish standards for APIs, event-driven integrations, data models, identity, security, observability, scalability, and platform reliability.
• Drive integration strategy across CRM, order management, campaign operations, revenue, finance, data, and other enterprise platforms.
• Simplify business processes and reduce point-to-point integrations through reusable services, platform capabilities, and clear domain ownership.
• Lead architecture for AI and agentic workflows, including enterprise data access, integrations, orchestration, approvals, guardrails, and human-in-the-loop processes.
• Evaluate build-versus-buy decisions and determine the appropriate placement of capabilities across enterprise platforms, custom-built applications, and third-party solutions.
• Provide hands-on technical leadership and architectural guidance across multiple engineering teams.
• Review solution designs, APIs, data models, and integration approaches to ensure consistency with the broader architecture.
• Define target-state architecture and incremental modernization roadmaps while supporting existing production systems.
• Identify architectural risks, technical debt, scalability constraints, and cross-system dependencies and drive plans to address them.
• Ensure solutions meet requirements for security, availability, performance, data integrity, compliance, and operational supportability.
• Partner with engineering teams through design and implementation to ensure architectural decisions translate into production-ready solutions.

Were excited if you have

• Strong software engineering experience with demonstrated ability to operate at an enterprise or business applications architecture level.
• Experience designing and building enterprise business applications, distributed systems, and integration-heavy platforms.
• Strong understanding of CRM, enterprise applications, APIs, integrations, workflow platforms, security, and data modeling.
• Experience with business domains such as Order-to-Cash, sales, order management, campaign operations, revenue, billing, finance, or related enterprise workflows.
• Strong knowledge of REST APIs, event-driven architecture, microservices, integration patterns, cloud services, and distributed data architectures.
• Experience designing and delivering solutions on modern cloud platforms.
• Strong software engineering fundamentals with the ability to review and influence application design, APIs, data models, and implementation approaches.
• Ability to translate complex business processes and requirements into clear technical architecture and executable engineering solutions.
• Ability to work effectively across Product, Engineering, and business organizations and drive alignment across multiple teams.
• Strong technical judgment with the ability to balance immediate business needs with long-term platform scalability and maintainability.
• Experience with AI agents, LLM platforms, MCP, orchestration frameworks, or enterprise AI architecture is a plus.

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