• Architected backend systems for a multi-tenant SaaS platform serving 300+ tenants and 1000+ daily active users, handling 100+ requests/sec. Designed tenant-specific domain routing, authentication flows, and scalable platform infrastructure on AWS/Kubernetes.

• Led platform architecture initiatives and design reviews as a Staff-level IC, including redesigning the authorization system by replacing a legacy 1000+ permission model with a simplified multi-tenant RBAC framework (~20 permissions).

• Built AI workflow infrastructure by designing a reasoning API that initiates AI-driven workflows integrated with multiple enterprise customer systems. Implemented dynamic input validation and response normalization to handle LLM variability and deliver consistent, user-friendly outputs.

• Developed distributed processing and API platforms, including a batch execution framework built on AWS and a high-throughput Batch API supporting 3,600 tasks per request and 30k tasks per day, improving performance and reducing infrastructure costs by ~25%.

• Designed and developed Bluescape's comprehensive identity platform, accommodating enterprise authentication standards such as SAML 2.0 and Certificate-based authentication, alongside modern protocols like OpenID-Connect.

• Architected and implemented Bluescape’s robust authorization system, supporting OAuth 2.0, Role-Based Access Control (RBAC), Attribute-Based Access Control (ABAC), and Just-In-Time access.

• Contributed to the design and development of Bluescape’s identity lifecycle management solution, seamlessly integrating with Okta and AzureAD (Microsoft Entra) through SCIM (System for Cross-Domain Identity Management).

• Collaborated closely with DevOps teams to automate platform deployments using GitHub Actions and AWS EKS, ensuring successful deployment across diverse environments, including consumer-facing platforms and highly-secured air-gap setups.

• Oversee Microsoft Azure infrastructure for a BlackBerry enterprise cloud product, leveraging Terraform and Ansible to enforce immutable infrastructure principles and a "blue-green" upgrade strategy. Ensure zero downtime during infrastructure upgrades and scaling operations.

• Spearhead Continuous Delivery (CD) initiatives for the operations team. Design and deploy automated pre-production deployment solutions to ensure seamless production upgrades and rollbacks. Implement fully automated staging and production upgrades without manual intervention..