Sr Software Engineer

Company Overview

Our client is a leading technology organization dedicated to building scalable, resilient platforms that support high-volume digital transactions. They are committed to innovation, reliability, and empowering businesses with modern cloud-native solutions. Their teams value collaboration, continuous improvement, and engineering excellence, creating an environment where technical leaders can make a broad, lasting impact.

The Intersect Group is seeking a Senior Software Engineer to join a foundational services team responsible for powering mission‑critical transaction and ordering platforms. This role plays a key part in designing and maintaining high‑availability systems and core authentication services. The engineer will influence architectural decisions, ensure system reliability, and help drive multi‑cloud initiatives.

In this position, you will build and enhance platform services that support authentication, authorization, API infrastructure, and distributed system resiliency. You will partner with cross-functional teams to deliver highly reliable services used across the enterprise and contribute to long-term architectural improvements.

• Design and develop platform services for authentication, authorization, and core infrastructure
• Build and maintain backend services using Java, Node.js, and Nest.js
• Support API infrastructure and gateway integrations including Apigee
• Implement and maintain identity services leveraging Okta and SSO frameworks
• Develop and support webhook and Web Socket platforms for internal and external applications
• Contribute to high‑availability and resiliency initiatives across distributed systems
• Enhance and support cloud infrastructure within Google Cloud Platform
• Participate in architecture discussions and multi-cloud failover strategy development

• 7 plus years of software engineering experience in backend or platform development
• Strong background building and supporting highly available distributed systems
• Hands‑on experience with Java and or Node.js in production environments
• Knowledge of cloud-native infrastructure with GCP experience preferred and Azure a plus
• Experience implementing authentication and authorization frameworks and identity services
• Familiarity with API gateway platforms such as Apigee
• Strong understanding of reliability engineering, uptime expectations, and failover patterns
• Excellent communication skills with the ability to collaborate across teams and adapt in a dynamic environment