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Alex Nguyen
Junior Applied AI Engineer specializing in LLMs, RAG, and agentic systems
Uniwise.aiUC San DiegoLa Jolla, CA2 Years ExperienceJunior LevelWorks On-Site
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About
Co-founded a healthcare AI startup building and deploying software directly with end users, emphasizing rapid shipping, deep user interviews, and workflow-first adoption. Has hands-on production deployment experience on AWS (including diagnosing a silent AWS App Runner failure caused by an ARM vs amd64 Docker build mismatch) and is motivated by customer-facing, travel-heavy roles to keep engineering tightly connected to real-world usage.
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Built and shipped customer-facing software as a healthcare AI startup co-founder
Uses fast user-interview-driven iteration to validate real-world needs
Pragmatic product pivoting to fit into existing customer workflows and reduce adoption friction
Collaborative API/system integration approach with customer technical teams and internal engineers
Methodical production troubleshooting on AWS; identified root cause as ARM/amd64 Docker image mismatch with silent App Runner failures
Balances prototyping vs production quality using staged rigor (linters/tests for MVPs; staging + integration tests for production; explores formal methods when needed)
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Experience
Applied AI EngineerUniwise.ai · Oct 2024 – Present
Graduate Research AssistantShang Data Lab, UCSD · Jun 2023 – Presentpart-time
Natural Language Processing (NLP)Large Language Models (LLMs)Instruction tuning and data selectionLLM reasoning and Chain-of-ThoughtDocument question answeringEfficient training and distributed systemsAgentic AI robustness and reliability
Mid-level Applied AI Engineer specializing in LLM infrastructure and model optimization
San Jose, CA3y exp
AMDUSC
“LLM engineer who has deployed privacy-preserving, real-time workplace risk monitoring over massive enterprise chat/email streams, tackling latency, hallucinations, and extreme class imbalance with model benchmarking, RAG + fine-tuning, and a pre-filter alerting layer. Also built an agentic legal contract drafting system (Jurisagent) using LangGraph/LangChain with deterministic multi-agent control flow, structured outputs, and reliability-focused evaluation/telemetry.”