James Ho

Senior Product Engineer

Raspberry AI

Nov 2023 - Current (2 years 8 months)

• Contributed to the development of AI-powered fashion design platform serving 25+ enterprise clients, delivering end-to-end features from concept to production deployment. • Engineered microservices handling 10k+ concurrent GenAI requests with 99.9% uptime. • Built multi-model AI chat system with automatic failover between Google Gemini, Anthropic Claude, and custom fine-tuned models, supporting concurrent user sessions with persistent conversation state. • Built chat-driven image generation and editing workflows, where AI agents used MCP tools to autonomously create and refine designs through natural language prompts. • Built a fast, collaborative tool with rich UX features and Stripe-based role access. • Fine-tuned LoRA Stable Diff

Senior Backend Engineer

Zapier

Dec 2020 - Nov 2023 (3 years)

• Led development of Core Automation, enhancing user engagement and satisfaction. • Built AI Zap Builder (LLM + RAG over integration schemas) that turns natural language into multi-step Workflows. • Boosted code test coverage to over 70%, ensuring robust functionality and system stability. • Designed microservices architecture, enabling scalable growth and improved reliability. • Authored and enforced backend standards for observability, CI/CD, and schema versioning, improving system reliability and release velocity.

T

Software Engineer

Tempus AI (Healthcare Startup)

Dec 2019 - Dec 2020 (1 year 1 month)

• Developed backend services for clinical insights and genomic reporting systems, reducing report turnaround by 25%. • Implemented HIPAA-compliant RBAC, audit logging, and PHI-safe data workflows. • Productionized NLP models for pathology & clinical notes. • Worked with product teams to refine user experience, improving clinician adoption and delivery SLAs.

Software Engineer

Google

Jan 2018 - Dec 2019 (2 years)

• Developed high-performance, low-latency video APIs for Google Cloud Platform, enabling media/entertainment companies to deliver video at scale. • Optimized streaming pipelines for large-scale, concurrent workloads, ensuring reliability and reduced latency under heavy usage. • Collaborated with cross-functional teams to design APIs integrated with Google Cloud's storage, CDN, and transcoding services, supporting diverse formats and devices. • Contributed to developer-facing SDKs and documentation, simplifying integration for enterprise partners.

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