Hello, I'm

Zhang Qianqian

Senior AI Lead Software Engineer

AI Solutions Engineer & Product Builder

AI Solutions Engineer & Product Builder with 14+ years of full-stack experience. I specialize in delivering end-to-end AI-powered solutions — from customer requirements gathering to production deployment and ongoing support. Currently leading AI initiatives and managing a small team of freelancers, delivering customized CRM systems, intelligent automation workflows, and multimodal LLM-based applications.

const engineer = {
role: "AI Lead",
exp: "14+ yrs",
passion: "Building"
};

What I've Built & Delivered

End-to-end AI solutions and customized systems

💎

Luxury Retailer CRM

End-to-end customized CRM for a luxury retail store. Full lifecycle from requirements gathering to delivery and continuous support.

  • Custom-built CRM tailored to luxury retail workflows
  • End-to-end ownership from requirements to production
  • Ongoing support and feature enhancements
CRMFull-StackAICustomer Delivery
🎵

Live Band Performance CRM

Customized CRM solution for an SME providing live band performance services. End-to-end ownership from customer engagement to production deployment.

  • Tailored CRM for live entertainment industry
  • Full customer engagement lifecycle management
  • Production deployment and ongoing maintenance
CRMFull-StackSME Solutions
🏢

Internal Department CRM

Migrated internal CRM from Base44 platform to a fully self-hosted application. Continuous development and feature enhancement.

  • Platform migration from Base44 to self-hosted solution
  • Improved control and customization capabilities
  • Continuous feature development and enhancement
CRMMigrationSelf-HostedInternal Tools
🤖

AI & Automation Workflows

Built extensive AI-powered automation workflows using n8n for internal departments. Streamlined operations through intelligent process automation.

  • Extensive n8n workflow automation for internal teams
  • AI-powered intelligent process automation
  • Significant operational efficiency improvements
n8nAutomationAIWorkflow

Meta Llama Incubator Program

Led the company's team to Top 3 placement in Meta's Llama Incubator Program. Built innovative AI solutions using Llama models.

  • Top 3 placement in Meta's Llama Incubator Program
  • Built innovative AI solutions with Llama models
  • Led cross-functional team collaboration
LLMMeta LlamaInnovationTeam Leadership
💡

Multimodal AI Assistant

Built AI assistants with multimodal support (text + images) leveraging large language models for customer service and internal productivity.

  • Multimodal support handling both text and image inputs
  • LLM-powered AI assistants for customer service
  • Internal productivity chatbot prototypes
LLMMultimodalAI AssistantChatbot
🎙️

Speech AI: STT & TTS

Explored and implemented open source models for Speech-to-Text and Text-to-Speech, evaluating performance for production use cases.

  • Evaluated open source STT and TTS models
  • Built proof-of-concept speech processing pipelines
  • Benchmarked model performance for production readiness
STTTTSOpen SourceSpeech AI
🔬

Image & Video Generation

Built POCs exploring AI-powered image and video generation, document parsing, OCR, and automated invoice processing systems.

  • AI-powered image and video generation prototypes
  • Document parsing and OCR solutions
  • Automated invoice processing systems
Computer VisionOCRGenAIDocument Processing

Technical Stack

14+ years of full-stack expertise with a focus on AI

🧠

AI & Machine Learning

PythonLLMs/GenAIn8n AutomationsTensorFlowAI AssistantsImage/Video GenerationDocument Parsing & OCRChurn PredictionData AnalysisAirflow
⚙️

Backend

Node.jsTypeScriptLoopback4PHPREST APIsGraphQLMicroservicesPython
🎨

Frontend

ReactReact NativeNext.jsVue.jsAngularJSHTML/CSSKendoUI
🗄️

Data & Databases

MongoDBPostgreSQLMySQLRedisETL/Data PipelinesData Modeling
☁️

DevOps & Cloud

DockerKubernetes (CKA)CI/CDAWSGitVercel
🏅

Certified Kubernetes Administrator (CKA)

Validated expertise in Kubernetes cluster management and orchestration

Career Journey

From software engineering to AI leadership

Senior AI Lead Software Engineer

MyRepublic

Mar 2024 - Present

Leading AI initiatives and delivering end-to-end customized solutions

  • Delivered CRM systems for luxury retailer and SME clients
  • Built AI/automation workflows in n8n
  • Top 3 team in Meta's Llama Incubator Program
  • Managing 2 freelancers for external and internal projects
  • Developed POCs for AI assistant, image/video generation, document parsing

Senior Lead Software Engineer

MyRepublic

Oct 2022 - Feb 2024

Led Gateway service design and development, supported major product launches

  • Designed multi-tenanted Gateway service (Node.js, TypeScript, Loopback4)
  • Supported Mobile 5G and Broadband 10G launches
  • Led Notification Center development
  • Took over and managed Mobile App development

Senior Software Engineer

MyRepublic

Oct 2020 - Sep 2022

Full-stack development across multiple platforms and services

  • B/OSS platform development (frontend and backend)
  • API integrations (NinjaVan, Ekyc, eSIM)
  • Monthly churn prediction model operations

ML Engineer / Junior Data Scientist

MyRepublic

Aug 2019 - Sep 2020

Built ML models and data pipelines for customer analytics

  • Built Churn Prediction model with 92% accuracy (AUC)
  • Achieved 5.33% customer recontract rate
  • Setup automated data pipelines with Airflow
  • Chatbot language analysis and improvement

Senior Software Engineer

MyRepublic

Sep 2018 - Jul 2019

B/OSS platform development and API integrations

  • Commission calculation and distribution module
  • Payment Express API integration

Product Owner / Project Manager

Shanghai Indation

Apr 2018 - Jul 2018

Built development team and product infrastructure from scratch

  • Led 5-developer team
  • Designed micro-services architecture
  • Built 3 web applications and a WeChat Mini Program for L'Oreal China

Software Engineer → Senior Software Engineer

WaveO Network

Jul 2010 - Jan 2018

Built backend services and marketing analytics platform

  • Backend serving 2M+ mobile app users
  • Merchant application for 5 Singapore shopping malls
  • Platform migration from PHP to Node.js
  • Real-time data streaming

Let's Connect

sola.qianqian.zhang@gmail.com

Languages

English (Fluent)Mandarin (Native)Japanese (N2 Certified)

Education

Master of Science in Computer ApplicationNanjing Forestry University (2009 - 2012)

B.S. in Information and Computing ScienceNanjing Forestry University (2005 - 2009)