Sungli Yang
Principle Software Engineer | Leadership | Strategic Planning | SDLC | Cloud Computing | AI | ML | DevOps | CI/CD
- Role
- Founding Engineer at Heyc Ai
- Location
- Pittsburg, CA, US
- LinkedIn followers
- 500 followers
About Sungli Yang
I’m an innovative and results-driven Principal Software Engineer with a strong foundation…
Experience
Founding Engineer
May 2025 — Present · Chicago, IL, US
Full-stack engineer specializing in cloud infrastructure and platform migration. Successfully led strategic transition of AI-powerededucational coaching platform with expertise in Azure services.NET Core, React TypeScript, and CI/CD automation.• Developed Advanced Tiered RAG Knowledge Base System: Engineered multi-tier RAG architecture with hierarchical contextretrieval (school district, state, and general knowledge layers) using triangular RAG techniques for improved accuracy. Builtautomated document processing pipeline with Azure Functions for content indexing, intelligent chunk deletion for updates,and blob storage event-driven cleanup via Event Grid subscriptions• Built Azure Cloud Infrastructure & DevOps: Architected and deployed complete Azure environment including Web Apps,Function Apps, AI Search service, Blob Storage with Event Grid integration, and established automated CI/CD pipelines viaAzure DevOps across dev, staging and production environments• Implemented Enterprise Authentication: Configured Microsoft Entra External tenant, established multi-app registrationarchitecture for API authentication and Graph API integration, resolving complex OAuth token configuration issues to enablesecure SSO capabilities• Educational Technology Integrations: Implemented enterprise SSO and Roster Sync integrations with ClassLink and Cleveridentity providers, and developed 1EdTech Learning Tools Interoperability (LTI) standards compliance for seamless learningmanagement system integration
Education
Kaohsiung Polytechnic Institute
Bachelor's degree
University of Southern California Viterbi School of Engineering
Master's degree
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