PRODUCT · BACKEND · AI SYSTEMS

Senior Backend / AI Engineer building AI-enabled working software.

20 years in software development, focused on C#/.NET backend systems, applied AI and moving validated work into usable services.

View featured work ↘View resume ↘

AI-ASSISTED DELIVERY

RECENT ACTIVITY

Eric Huang ChatGPT usage summary showing token totals, peak, longest conversation and active streak — Latest ChatGPT token usage snapshot · September 10, 2026

82.63B cumulative tokens, 6.38B peak, 30h 16m longest conversation and a 104-day active streak; supplemental context for recent AI-assisted engineering delivery.

20Ysoftware delivery

864traceable API migrations

7Local AI functions

SELECTED AI DELIVERY · 2025 - 2026

Recent AI delivery.

Recent cases that show applied AI, engineering workflow and usable service delivery; expand a case for role and shipped output.

ENTERPRISE LOCAL AI · INTRANET

Enterprise Local AI Knowledge Platform

A private AI workspace for finding, checking and tracing enterprise knowledge.

INTRANET ONLY

A seven-function platform running locally on an NVIDIA Jetson 64GB. Controlled documents, department files, Confluence content, code review and API documentation are handled through separate, auditable workflows.

OUTCOMEPrivate knowledge retrieval and audit workspace

7 working functionsNVIDIA Jetson 64GBLocal RAG and hybrid search

View role and delivered features

MY ROLE

Requirement breakdown, information architecture, retrieval workflow, document governance, interface validation and deployment coordination.

WHAT SHIPPED

Hybrid vector and BM25 retrieval with streamed answers and source citations
Separate controlled and uncontrolled document boundaries
Live Confluence search and synchronized RAG knowledge base
ISO 27001 audit workflow with batch execution and export
Code Review Agent and API Documentation Agent

STACK

Local AI · RAG · Hybrid Search · Confluence · Document AI

PRODUCT SCREENSHOTS

Local AI platform overview — Platform overview

ISMS RAG interface — ISMS knowledge search

Confluence live search interface — Confluence live search

Local AIRAGHybrid SearchConfluenceDocument AI

MOBILITY · HACKATHON FINALIST

Metro-Link Mobility Experience

A working transit-rewards experience that makes cross-app events easy to understand.

Open case ↗

Three everyday scenarios show how partner apps trigger points, rewards and confirmation back in the metro ecosystem.

OUTCOMEInteractive cross-app loyalty experience for finalist review

3 interactive scenariosOAuth and webhook modelVisible state transitions

View role and delivered features

MY ROLE

Service scenario, state model, interaction design and API event communication.

WHAT SHIPPED

Breakfast, walking and evening-shopping scenarios
Clear pending, reward, redemption and completion states
Point balance, net change, carbon reduction and event history
OAuth, entry-detected webhook and deep-link specifications
Readable JSON event payload for technical review

STACK

OAuth · Webhook · Deep Link · Service Design

OAuthWebhookDeep LinkService Design

LEGACY MODERNIZATION

Large-Scale API Migration Framework

A controlled way to migrate 864 eligible APIs without losing behavior, evidence or review history.

INTERNAL ENGINEERING

Four legacy source modules are processed through isolated worktrees, API leases and multi-stage quality gates. The program is now converging on final closure and project completion.

OUTCOMETraceable migration and closure workflow for 864 eligible APIs

864-API scope4 isolated module streamsFinal closure stage

View role and delivered features

MY ROLE

Migration rules, scope control, source-of-truth policy, quality gates, review criteria and final verification.

WHAT SHIPPED

Scope fixed from 873 source APIs to 864 eligible remigrations
Independent worktrees, branches and API leases across four source modules
Source bundles, Level 0/1 DFDs, specification gates and implementation
Focused and full tests plus transaction, contract and caller checks
Two review rounds, quality manifest, comparison and closure report

STACK

.NET · PL/SQL · Pro*C · xUnit · Code Review

.NETPL/SQLPro*CxUnitCode Review

CONVERSATIONAL AI · MICROSOFT TEAMS

Teams Bot Work Summary · Live

A practical path for bringing an enterprise AI agent into an existing Teams conversation.

LIVE · QA VERIFIED

The Teams Bot is now live. It puts daily work summaries and Jira Sprint status into Teams Adaptive Cards so users can check progress, create work and report blockers in the conversation tool they already use.

OUTCOMELive Teams Bot work-summary and Jira workflow entry point

Teams Web liveAdaptive Card work summaryJira Sprint workflow

View role and delivered features

MY ROLE

Bot architecture, Teams Adaptive Card content, Jira workflow interactions, Azure configuration, release validation and OpenAB Gateway boundaries.

WHAT SHIPPED

Teams Bot live in Teams Web after QA validation
Daily work summaries, Sprint status and active work items rendered as Adaptive Cards
Actions to view Sprint, create work, report blockers and return to the feature home
Jira workflow and notification integration
Bot Framework health and message endpoints
OpenAB self-hosted Gateway integration through /webhook/teams

STACK

Microsoft Teams · Production · Adaptive Card · Jira · OpenAB · Bot Framework

PRODUCT SCREENSHOTS

Live Teams Bot showing work summary and Jira Sprint status in Teams Web — Live Teams Web work-summary card

Microsoft TeamsProductionAdaptive CardJiraOpenABBot Framework

RESUME

Eric Huang

Senior Backend / AI Engineer

Backend engineer with 20 years of experience in enterprise systems, databases and cloud delivery, now focused on private AI, engineering automation and legacy modernization.

EXPERIENCE20 years

FOCUSBackend · AI · Delivery

CLOUDAzure · AWS · Cloudflare

LANGUAGETOEIC 745

CORE SKILLS

.NET / C#, SQL, APIs, RAG, Local AI, Azure, AWS, Cloudflare, Docker and CI/CD.

EDUCATION

B.S., Electrical Engineering, Minghsin University of Science and Technology.

CONTACT

Let's talk about the work.

ijbhxhu@gmail.com ↗