I am a high-powered executive and engineering leader with more than 20 years building world-class AI and ML teams across the US and globally. I’ve led multi-million-dollar initiatives for Fortune 500s and startups, driving strategic technical direction, product development, and operational excellence. My hands-on expertise spans AI/ML, MLOps, cloud, mobile, blockchain, graphics, video, streaming, OTT, and beyond. I’ve designed and delivered large-scale, award-winning projects, managed hybrid teams of engineers, data scientists, designers, and QA, and collaborated with customers and vendors to turn complex problems into scalable solutions.…

Junhua Chang

I am a high-powered executive and engineering leader with more than 20 years building world-class AI and ML teams across the US and globally. I’ve led multi-million-dollar initiatives for Fortune 500s and startups, driving strategic technical direction, product development, and operational excellence. My hands-on expertise spans AI/ML, MLOps, cloud, mobile, blockchain, graphics, video, streaming, OTT, and beyond. I’ve designed and delivered large-scale, award-winning projects, managed hybrid teams of engineers, data scientists, designers, and QA, and collaborated with customers and vendors to turn complex problems into scalable solutions.…

Available to hire

I am a high-powered executive and engineering leader with more than 20 years building world-class AI and ML teams across the US and globally. I’ve led multi-million-dollar initiatives for Fortune 500s and startups, driving strategic technical direction, product development, and operational excellence.

My hands-on expertise spans AI/ML, MLOps, cloud, mobile, blockchain, graphics, video, streaming, OTT, and beyond. I’ve designed and delivered large-scale, award-winning projects, managed hybrid teams of engineers, data scientists, designers, and QA, and collaborated with customers and vendors to turn complex problems into scalable solutions.

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Skills

Experience Level

Python
Expert
JavaScript
Expert
AWS
Expert
TypeScript
Expert
PyTorch
Expert
Docker
Expert
Node.js
Expert
Azure
Expert
Google Cloud
Expert
TensorFlow
Expert
Kubernetes
Expert
SQL
Expert
Java
Expert
React Native
Expert
C#
Expert
Keras
Expert
Flutter
Expert
Dart
Expert
Go
Expert
Kotlin
Expert
Unity
Expert
PHP
Intermediate
Swift
Intermediate
Unreal Engine 4
Intermediate
Rust
Intermediate
Scala
Intermediate
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Language

English
Fluent
Chinese
Fluent

Work Experience

Principal Machine Learning Software Engineer at Napster
February 1, 2025 - December 1, 2025
Lead AI & ML team, design and develop conversational multi-AI agents, middleware and microservices for Vector DB, CV, 2D/3D assets generation, and music generation; deploy and manage AI models and pipelines in Google Cloud; mentor engineers; sprint planning and code reviews.
AI Researcher & Consultant at Eve.AI
December 1, 2024 - February 1, 2025
Research and consult on AI/GenAI use cases, LLM workflows, Retrieval-Augmented Generation, intelligent document processing, and neuro-symbolic AI; design and deploy LLM-powered systems across Azure, Vertex AI and Bedrock.
Software Engineering Manager III at Promethean (Mynd.ai)
September 1, 2022 - December 1, 2024
Lead the Screen Share team and other product teams in delivering AI, GenAI and ML solutions on ActivPanel platforms; architecture, cloud deployments (Azure), model fine-tuning, and vendor collaboration; drive cost-saving and performance improvements.
Director of Application Innovation at Neudesic (IBM)
October 1, 2021 - September 30, 2022
Lead the Application Innovation practice focused on AI, ML, automation, data engineering and Azure-based solutions; build practice from the ground up; engage with Fortune 500 clients and government projects.
Principal Engineer at Sinclair Broadcast Group
June 1, 2018 - May 31, 2020
Architect and build media platform and cloud services for live streaming and on-demand content; develop playout engine integrations, advertising tech and streaming infrastructure; lead architecture discussions and mentoring.
Chief Architect at Lightning Network
February 1, 2018 - June 30, 2018
Founded and led development of a high-throughput blockchain platform; designed scalable architecture, smart contracts, and social app integration with Lightning Network payments.
Principal Software Engineer at Handle Financial
March 1, 2017 - March 31, 2018
Led Prism mobile app and cloud services; developed virtual banking APIs, payment integrations, KYC/compliance APIs and big data analytics platform; contributed to backend and mobile app architecture.
Principal Architect at Zonar Systems
November 1, 2015 - December 31, 2016
Authored IAM architecture and API specifications; prototyped next-gen platform components, IoT data flows, and route planning interfaces for transportation solutions.
Senior Technical Architect at AT&T (Contract)
November 1, 2013 - September 30, 2015
Developed WebRTC API SDK and gateway emulation; authored architecture and prototype solutions for Web & mobile collaboration tools; led feature development and documentation.
Chief Software Architect at Beijing Advanced Technology Co. Ltd.
August 1, 2012 - November 30, 2013
Founder and lead architect of a next-gen 3D mobile action game; led development team, secured angel funding, and delivered Unreal Engine 4-based game for Android/iOS.
Senior Software Engineer II at Samsung Telecommunications America
April 1, 2012 - August 31, 2012
Led the 4G LTE IMS/Wi-Fi calling features for flagship Samsung Android phones; contributed to core call flow, signaling, media, testing and certification.
Senior Software Engineer at Cequint Inc.
January 1, 2011 - March 31, 2012
Developed Enhanced Mobile Caller ID across Android, iOS, Windows Phone; built back-end infrastructure and native plugins; shipped across major carriers.
Software Development Engineer at Microsoft Corporation
May 1, 2008 - January 31, 2011
Software design and implementation for Windows Phone features (Calendar, Email, Exchange, POP/IMAP); shipped Windows Phone 7 components.
Software Engineer at VectorMAX Corporation
February 1, 2005 - May 31, 2008
Developed real-time audio/video streaming and IP videoc conferencing; built GUI and graphics layer; contributed to streaming products and partner deployments.
Software Engineer at Optellios Inc.
June 1, 2001 - February 28, 2005
Developed optical fiber instrumentation software and embedded solutions; worked on JDS platforms and defense-related projects.
Lecturer at Beijing Institute of Technology
April 1, 1995 - August 31, 2000
Research, teach, and develop software applications; contributed to CAD software and information systems; led student projects and courses.

Education

Master of Science in Computer Science at SUNY Polytechnic Institute, Utica, NY
January 1, 2000 - January 1, 2002
Master of Science in Mechanical Engineering at Changchun University of Science & Technology, Changchun, China
January 1, 1992 - January 1, 1995
Bachelor of Foundry at Huazhong University of Science & Technology, Wuhan, China
January 1, 1986 - January 1, 1991

Qualifications

Applied Data Science Program: Leveraging AI for Effective Decision-Making
January 11, 2030 - February 2, 2026

Industry Experience

Software & Internet, Media & Entertainment, Professional Services, Telecommunications, Education
    paper Napster Companion

    Lead AI & Machine Learning team at world’s leading AI & Immersive technology company (Formerly Infinite Reality).
    ∙ Design and develop conversational Multi AI Agents using Python, Pydantic AI, LangGraph, FastAPI, LLMs (Gemini, GPT) to automatically construct 3D virtual worlds for E-Commerce and 3D games
    ∙ Design and develop middleware & microservices for Vector DB, Computer Vision, 2D PBR texture and 3D assets generation
    ∙ Design and develop highly efficient microservices for music and album generation
    ∙ Integrate, develop and publish open-source AI voice changer models for realistic natural voices in Napster Companion
    ∙ Design, develop and train AI models using PyTorch, CNN (Convolutional Neural Network), OpenCV for realistic face
    detection and natural lip synchronization in Napster Companion
    ∙ Design and deploy AI agents, middleware & microservices in Google Cloud using Google Kubernetes, Cloud Run, Docker, Helm, Terragrunt
    ∙ Architecture design and documentation of AI models, pipelines and systems
    ∙ Review code (Python, Node.js, TypeScript, Terraform) and mentor Junior & Senior engineers
    ∙ Sprint planning and backlog grooming

    https://www.twine.net/signin