Senior Full Stack Developer

Who You Are and What You'll Do

CapNexus is looking for a highly skilled Senior Full Stack Developer to join our growing team on an active AWS Professional Services engagement. You will be working directly on a real client project, building enterprise-grade applications that combine modern full-stack development with AI-powered capabilities. The role requires genuine depth on the frontend and backend — you will own features end to end, from Figma to production.

Responsibilities

• Translate Figma and Sketch designs into production-quality, accessible, responsive React/Next.js (TypeScript) applications.
• Build customer-facing interfaces including the Customer Portal, preference management center, and campaign management UI using React.js/Next.js with TypeScript.
• Implement state management using Redux or Zustand and real-time UI updates via WebSockets or SSE.
• Apply UI libraries (Material-UI, Tailwind CSS, shadcn/ui) and ensure WCAG 2.1 accessibility compliance across all interfaces.
• Build customer journey tracking features and front-end components to visualize lifecycle analytics and engagement data.
• Design and develop serverless backend services using AWS Lambda, Step Functions, EventBridge, and API Gateway.
• Build and consume RESTful and GraphQL APIs; implement event-driven architecture using SNS, SQS, and Kinesis.
• Implement authentication and authorization using AWS Cognito, OAuth 2.0, and IAM.
• Develop and maintain bi-directional integration with NetSuite for lead creation, contact synchronization, and opportunity management.
• Implement integrations with third-party platforms including Camp Spot, Office 365, Zoom Phones, and Amazon Connect to support omnichannel workflows.
• Implement the customer preference management center supporting opt-in/opt-out, communication preferences, and data compliance workflows (GDPR right-to-forget, right-to-access).
• Design the Customer 360 API layer to expose unified customer profiles and CDP outputs to downstream applications and dashboards.
• Develop and maintain bi-directional integration with NetSuite for lead creation, contact synchronization, and opportunity management.
• Implement integrations with third-party platforms including Camp Spot, Office 365, Zoom Phones, and Amazon Connect to support omnichannel workflows.
• Implement the customer preference management center supporting opt-in/opt-out, communication preferences, and data compliance workflows (GDPR right-to-forget, right-to-access).
• Design the Customer 360 API layer to expose unified customer profiles and CDP outputs to downstream applications and dashboards.
• Develop and maintain bi-directional integration with NetSuite for lead creation, contact synchronization, and opportunity management.
• Implement integrations with third-party platforms including Camp Spot, Office 365, Zoom Phones, and Amazon Connect to support omnichannel workflows.
• Implement the customer preference management center supporting opt-in/opt-out, communication preferences, and data compliance workflows (GDPR right-to-forget, right-to-access).
• Design the Customer 360 API layer to expose unified customer profiles and CDP outputs to downstream applications and dashboards.
• Develop and maintain bi-directional integration with NetSuite for lead creation, contact synchronization, and opportunity management.
• Implement integrations with third-party platforms including Camp Spot, Office 365, Zoom Phones, and Amazon Connect to support omnichannel workflows.
• Implement the customer preference management center supporting opt-in/opt-out, communication preferences, and data compliance workflows (GDPR right-to-forget, right-to-access).
• Design the Customer 360 API layer to expose unified customer profiles and CDP outputs to downstream applications and dashboards.
• Develop and maintain bi-directional integration with NetSuite for lead creation, contact synchronization, and opportunity management.
• Implement integrations with third-party platforms including Camp Spot, Office 365, Zoom Phones, and Amazon Connect to support omnichannel workflows.
• Implement the customer preference management center supporting opt-in/opt-out, communication preferences, and data compliance workflows (GDPR right-to-forget, right-to-access).
• Design the Customer 360 API layer to expose unified customer profiles and CDP outputs to downstream applications and dashboards.
• Develop and maintain bi-directional integration with NetSuite for lead creation, contact synchronization, and opportunity management.
• Implement integrations with third-party platforms including Camp Spot, Office 365, Zoom Phones, and Amazon Connect to support omnichannel workflows.
• Implement the customer preference management center supporting opt-in/opt-out, communication preferences, and data compliance workflows (GDPR right-to-forget, right-to-access).
• Design the Customer 360 API layer to expose unified customer profiles and CDP outputs to downstream applications and dashboards.
• Develop and maintain bi-directional integration with NetSuite for lead creation, contact synchronization, and opportunity management.
• Implement integrations with third-party platforms including Camp Spot, Office 365, Zoom Phones, and Amazon Connect to support omnichannel workflows.
• Implement the customer preference management center supporting opt-in/opt-out, communication preferences, and data compliance workflows (GDPR right-to-forget, right-to-access).
• Design the Customer 360 API layer to expose unified customer profiles and CDP outputs to downstream applications and dashboards.
• Develop and maintain bi-directional integration with NetSuite for lead creation, contact synchronization, and opportunity management.
• Implement integrations with third-party platforms including Camp Spot, Office 365, Zoom Phones, and Amazon Connect to support omnichannel workflows.
• Implement the customer preference management center supporting opt-in/opt-out, communication preferences, and data compliance workflows (GDPR right-to-forget, right-to-access).
• Design the Customer 360 API layer to expose unified customer profiles and CDP outputs to downstream applications and dashboards.
• Develop and maintain bi-directional integration with NetSuite for lead creation, contact synchronization, and opportunity management.
• Implement integrations with third-party platforms including Camp Spot, Office 365, Zoom Phones, and Amazon Connect to support omnichannel workflows.
• Implement the customer preference management center supporting opt-in/opt-out, communication preferences, and data compliance workflows (GDPR right-to-forget, right-to-access).
• Design the Customer 360 API layer to expose unified customer profiles and CDP outputs to downstream applications and dashboards.
• Develop and maintain bi-directional integration with NetSuite for lead creation, contact synchronization, and opportunity management.
• Implement integrations with third-party platforms including Camp Spot, Office 365, Zoom Phones, and Amazon Connect to support omnichannel workflows.
• Implement the customer preference management center supporting opt-in/opt-out, communication preferences, and data compliance workflows (GDPR right-to-forget, right-to-access).
• Design the Customer 360 API layer to expose unified customer profiles and CDP outputs to downstream applications and dashboards.
• Develop and maintain bi-directional integration with NetSuite for lead creation, contact synchronization, and opportunity management.
• Implement integrations with third-party platforms including Camp Spot, Office 365, Zoom Phones, and Amazon Connect to support omnichannel workflows.
• Implement the customer preference management center supporting opt-in/opt-out, communication preferences, and data compliance workflows (GDPR right-to-forget, right-to-access).
• Design the Customer 360 API layer to expose unified customer profiles and CDP outputs to downstream applications and dashboards.
• Develop and maintain bi-directional integration with NetSuite for lead creation, contact synchronization, and opportunity management.
• Implement integrations with third-party platforms including Camp Spot, Office 365, Zoom Phones, and Amazon Connect to support omnichannel workflows.
• Implement the customer preference management center supporting opt-in/opt-out, communication preferences, and data compliance workflows (GDPR right-to-forget, right-to-access).
• Design the Customer 360 API layer to expose unified customer profiles and CDP outputs to downstream applications and dashboards.
• Develop and maintain bi-directional integration with NetSuite for lead creation, contact synchronization, and opportunity management.
• Implement integrations with third-party platforms including Camp Spot, Office 365, Zoom Phones, and Amazon Connect to support omnichannel workflows.
• Implement the customer preference management center supporting opt-in/opt-out, communication preferences, and data compliance workflows (GDPR right-to-forget, right-to-access).
• Design the Customer 360 API layer to expose unified customer profiles and CDP outputs to downstream applications and dashboards.
• Develop and maintain bi-directional integration with NetSuite for lead creation, contact synchronization, and opportunity management.
• Implement integrations with third-party platforms including Camp Spot, Office 365, Zoom Phones, and Amazon Connect to support omnichannel workflows.
• Implement the customer preference management center supporting opt-in/opt-out, communication preferences, and data compliance workflows (GDPR right-to-forget, right-to-access).
• Design the Customer 360 API layer to expose unified customer profiles and CDP outputs to downstream applications and dashboards.
• Develop and maintain bi-directional integration with NetSuite for lead creation, contact synchronization, and opportunity management.
• Implement integrations with third-party platforms including Camp Spot, Office 365, Zoom Phones, and Amazon Connect to support omnichannel workflows.
• Implement the customer preference management center supporting opt-in/opt-out, communication preferences, and data compliance workflows (GDPR right-to-forget, right-to-access).
• Design the Customer 360 API layer to expose unified customer profiles and CDP outputs to downstream applications and dashboards.
• Develop and maintain bi-directional integration with NetSuite for lead creation, contact synchronization, and opportunity management.
• Implement integrations with third-party platforms including Camp Spot, Office 365, Zoom Phones, and Amazon Connect to support omnichannel workflows.
• Implement the customer preference management center supporting opt-in/opt-out, communication preferences, and data compliance workflows (GDPR right-to-forget, right-to-access).
• Design the Customer 360 API layer to expose unified customer profiles and CDP outputs to downstream applications and dashboards.
• Develop and maintain bi-directional integration with NetSuite for lead creation, contact synchronization, and opportunity management.
• Implement integrations with third-party platforms including Camp Spot, Office 365, Zoom Phones, and Amazon Connect to support omnichannel workflows.
• Implement the customer preference management center supporting opt-in/opt-out, communication preferences, and data compliance workflows (GDPR right-to-forget, right-to-access).
• Design the Customer 360 API layer to expose unified customer profiles and CDP outputs to downstream applications and dashboards.
• Develop and maintain bi-directional integration with NetSuite for lead creation, contact synchronization, and opportunity management.
• Implement integrations with third-party platforms including Camp Spot, Office 365, Zoom Phones, and Amazon Connect to support omnichannel workflows.
• Implement the customer preference management center supporting opt-in/opt-out, communication preferences, and data compliance workflows (GDPR right-to-forget, right-to-access).
• Design the Customer 360 API layer to expose unified customer profiles and CDP outputs to downstream applications and dashboards.
• Develop and maintain bi-directional integration with NetSuite for lead creation, contact synchronization, and opportunity management.
• Implement integrations with third-party platforms including Camp Spot, Office 365, Zoom Phones, and Amazon Connect to support omnichannel workflows.
• Implement the customer preference management center