SUMMARY:

• Experienced Blockchain architect and consultant with in - depth technical grasp of the BLOCKCHAIN technology .
• Have constructed proof-of-concept private (permissioned) blockchains with several nodes with two key characteristics of "decentralization" (of nodes on the network) and "immutability" (of its data).
• Hands-on experience with Hyperledger Fabric (running multiple versions of Fabric ranging from 1.1.0 to 1.3.0 on different Ubuntu VMs) blockchain's structure (genesis block + block2 + blockn so on ...) encryption such as hash (symmetric)), public key and private key pair (asymmetric) key characteristics of blockchain: immutable records/data key characteristics of blockchain: distributed ledger (nodes) consensus blockchain algorithms such as Merkle tree
• Byzantine Fault Tolerance racle (NOT the BIG database platform Oracle) algorithm optimization (for scalability)
• Knowledgeable of major permissioned blockchain platforms such as R3 Corda, Hyperledger Fabric and MultiChain and a major public blockchain, Ethereum.
• Technologist, a full stack web application developer (server side language, database and web client side technologies)

CORE SKILL:

BLOCKCHAIN technology and Web Application Development: Javascript/jQuery/Node.js , ColdFusion/Lucee and database such as MS SQL Server

Related software skills include: Unix / Linux / Ubuntu / Docker (containerization) / npm, Virtual Machine and more...

Excellent Verbal and Written Communication Skills: A good general understanding of servers, networks, and hosting environment s as well as a good grasp of data modeling, business logic, and user experience tenets. Experience using Application Servers such as Tomcatas is experienced with Amazon Web Services including EC2 and associated services.

SPECIALTIES:

• Requirements Gathering and Analysis
• Blockchain Proof-of-concept Initiative Architecture and Implementation
• Web Application Design and Development
• Relational Database Design, Development and Support

EXPERIENCE:

Blockchain Architect / Consultant

Confidential

Responsibilities:

• Engaged in several private blockchain projects.
• Due to Confidential, I'm not able to discuss details of each project.
• Written a Hyperledger Fabric course titled

Web application consultant / developer

Confidential

Responsibilities:

• Designed and developed web applications.
• A work-flow-based web application called TIPS (Title Insurance Production Software) for the real property title insurance industry. It may seem hard to understand for those who do not know this niche industry. But paying close attention and spending a little bit more time on it would help.
• Data Visualization web application.
• A most recent web app that leverages the INDEED API for automatic job retrieval from the INDEED (job site) for recruiters.
• A recent web app, an interactive map, that helps a real estate title service company to visually present their price quotes for all US states and counties. And it supports mobile access as well.
• Technologies or tools being used for this little app:
• Javascript, Highcharts - a Javascript-based Data Visualization Framework for web client side coding;
• ColdFusion for sever side coding
• MS SQL Server for data storage
• Another web project is a property title report tool for title researchers. This web app allows a title researcher to enter or edit title research information into a sophisticated web form, and to save data to a relational database system and convert such data into a nice looking PDF document. Thus, it enables the title researcher to easily and quickly enter title information and present an easy to read PDF report to his/her time demanding client.
• Javascript/jQuery, HTML, CSS for web client side coding;
• ColdFusion for sever side coding
• MS SQL Server for data storage

Confidential

Responsibilities:

• Helping to turn innovative ideas into product via technologies.
• Among which, a Clinical Research Associate project, which aimed to reduce cost of identifying such associates and to improve clinical research outcome.
• One of the projects was a clinical trial prototype that I built, I could set up a demo if you would like to take a look at it.
• Designed and developed a note-taking and study software tool for secondary, post-secondary students and college student learners.
• Knowledge NoteBook is unique because it has both note-taking functionality as well studying capability. Tools behind it includes Railo(ColdFusion), HTML, Javascript, CSS, Javascript libraries including Ext JS and Ajax, and most importantly, proprietary algorithms.
• Designed and developed a real estate agent productivity tracking web application, an order processing and web email client application, utilizing Railo (ColdFusion), MS SQL Server 2008 R2, HTML/jQuery and CSS.
• Designed and developed a sophisticated pricing and quote system including extensive reporting for a company in Virginia (company name withheld due to NDA) for their sales team. It provides a sales rep the ability to create a quote with 1 to 20 line items (parts) in PDF format. And it supports three levels of users.. Technologies includes Railo (ColdFusion), MS SQL Server 2008 R2, HTML and Javascript and jQuery. The client is pleased with my work.

Consultant

Confidential

Responsibilities:

• Working on performance improvement for a desktop-based medical application for Atirix on a part-time basis.
• Mostly involved with MS SQL Server 2000 and 2005, advanced technologies include SSIS and replication, stored procedures, UDFs etc. Brief experience with .NET code debugging. Also, working on a ColdFusion project of my own all the time.
• Working on a SaaS-modeled web project of my own that requires very substantial database work as well as application programming using Cold Fusion 8. Working on a Cold Fusion-based e-commerce/e-travel project for a client in Japan from time to time ($60/h).

Confidential, Fairfax, VA

Enterprise Architect

Responsibilities:

• Have contributed to EPA, MDA, Confidential Netcom enterprise architecture projects using Metis toolsets including Developer and DIF tools.
• Provided support and system administration to the Enterprise Architecture artifacts repository and web publishing process at the Department of Veterans Affairs (VA) using a variety of toolsets and languages including CaliberRM requirement management tool, IIS web server, Forrest (open source software) for publishing, XML and Java for data extraction and manipulation. Multimedia document conversion into Section 508 compliant format.
• Searched and Developed a dynamic query and reporting web application using Tomcat server, XML, Java and open source software to support the VA requirement of providing dynamic enterprise architecture data and reports on demand.
• Identified a critical flaw of VA Baseline System Inventory based on good understanding of the client business and sound analysis (See Work Status Report dated August 8th, 2006 if interested)

Confidential, Fairfax, VA

Software Engineer

Responsibilities:

• Designed the Confidential GFOQ (General and Flag Officers' Quarters) Database to make it more effective in support of its core business functions.
• Have automated several processes for application improvement.
• Designed, developed and automated a data extraction and transformation process called Confidential Core Data Import.
• Developed some core components for EIS (Executive Information System), for the Confidential Housing executives, which provides an ability to view essential housing data either "horizontally" (worldwide) or "vertically" (top-down) and to drill down for more specific data.
• Designed and developed a Business Intelligence software tool, Data Convergence, which provides automatic generation of interfaces and reports to relational database management systems (RDBMS) for dynamic data access, search, analyze and retrieval.

E-commerce Consultant/Developer

Confidential

Responsibilities:

• Built reporting functions (daily, weekly and monthly report);
• Built part of e-commerce transaction workflow, specifically PO process;
• Perform ad hoc database analysis for data discrepancy etc.;
• Sites maintenance and support