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This resume has been forwarded to you at the request of Monster User xapeix03

hsukwang hwang 

Last updated:  08/07/15

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Status:  Resume Received


Arcola, VA  20148
US

Home: 5713337410   
Work:
7038855752
hsukwanghwang@gmail.com
Contact Preference:  Email

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RESUME

  

Resume Headline: Lead Java Developer-Architecture

Resume Value: 7dbfnverzbx6fijm   

  

 

  Hsu-Kwang Hwang

                                            Quantum Web Computing LLC

22114 Whisperhill Court, Ashburn, VA 20148

(O): 571-333-7410 (cell) 703-953-8740 (Email): hsukwanghwang@gmail.com

 

 

HIGHLIGHTS

ü      Results-oriented Software architect/developer with demonstrated success in end to end design, development and deployment of large-scale enterprise level web-based applications for the information technology industry.

ü      Extensive experiences in full system development life cycle (SDLC) in Client/Server, J2EE web base application with Scrum/Agile methodology.

ü      Extensive experiences in SOA architect/design/development with the state-of-the-art open source technologies such as Spring, Hibernate, MyBatis, Camel and ActiveMQ.

ü     Ability to prioritize and multi-task concurrent projects; Effective in resolving all clients and development issues; Self-motivated, fast-learner with excellent communication and organizational skills.

 

Professional Skill Summary

Languages and Development Skills : Java, J2EE, JDBC, EJB, JMS, JMX, JMS, Hibernate, shell script, Ant, SOA, OOA, OOD, OOP, JAVA TCI/IP programming, JAVA multi-threading programming, , C/C++, HTML, VXML, Design Patterns, UML, OpenSTA, JMeter, XML, Perl and PHP

Web Servers: Apache, JBoss, Caucho Resin, Apache Tomcat, Weblogic, Websphere, Microsoft IIS

Operating Systems: Linux, Microsoft windows, RedHat/CentOS Linux, UNIX (Solaris and IBM AIX).

Open Source Platforms: Spring Framework, Hibernate, Drools, Maven, Subversion (SVN), ServiceMix, Drupal and Camel

SOA Platform: ActiveVOS, ServiceMix, Spring Container, and Camel

Database: Oracle, Sybase, MySQL

Cloud Computing: Amazon Consulting partner, AWS Technical Professional Accreditation

Big Data Computing: Set up Hortonworks Hadoop/Storm Cluster, On-going analytic projects

 

 

 

Professional Experiences

ACET - Nov 2012 - Now

Principal SOA Solutions Architect/Sr. Project Technical Lead

§ Helping VA benefit claim system re-design

o  Helped Product owner on the re-design roadmap.

o  Introduce Drools to manage complex rules in the system.

o  Training developers to use Drools.

o  Training business SMEs to write business for Drools.

o  Working with developers and business SMEs to extract business rules from code.

o  Socializing the benefit of using rule engines for applications with complex business rules in VA.

§ Working intensively on architecting next generation VA Medical Appointment Scheduling System (MASS).

o          Developed Conceptual Information Model (CIM) for MASS.

o          Lined up MASS CIM with VA Enterprise Data Model.

o          Developed Business Processed Model from MASS Business Capability Framework.

o          Identified all the touching (integration) points for MASS. 

o          Developed MASS Service Capability Architecture (SCA) to depict all the touching points and dependencies.

o          Developed MASS Service Specification Architecture (SSA).

o          Developed Architecture Slide Deck for MASS Industrial Day.

o          Developed “AS-IS” VA Scheduling Architecture.

o          Developed “TO-BE” MASS Architecture.

o          Developing Simulation of SCA with specific MASS Use Cases.

§ Helping the client to migrate the existing systems to the internal cloud.

§ Worked on next generation VA Medical Laboratory Management System Architecture.

o          Enhanced existing Enterprise Logical Data Model with new business requirements.

o          Developed/Modified  Business Process Models with new business requirements and processes.

o          Developed “AS-IS” Architecture.

o          Developed Interim Solutions Architecture.

o          Developed “TO-BE” Architecture to line up with VA Enterprise Architecture guideline.

§  Leveraged IBM HealthAdapter as the hub for various message format exchanges.

§  Proposed using IBM HealthAdadpter Support Patterns for various Laboratory devices and protocol integrations.

§  Created VistA Component Reporting Design Pattern.

§  Leveraged VA ESS Design Pattern.

o          Helped create Architecture Artifacts for PWS writing.

 

§ Developed a prototype on several Enterprise Integration Patterns with Apache Camel.

o          developed an alert routing system with Camel routing pre-defined rules in Spring configurations.

o          showcased Pipe and Filters with Camel routing capabilities.

 

§ Helped benefit claim system on performance issues:

o  Identified several badly written SQL queries.

o  Requested few key data source configuration changes.

o  Identified many Hibernate coding mistakes in the data service layer.

o  Suggested many Hibernate configuration file tuning to improve data layer performance.

o  Recommended to use JUnit to write unit tests to ensure code coverage.

o  Recommended to use continuous improvement (CI) tools.

§   To automate build process.

§   To increase code coverage.

§   To eliminate easily captured bugs.

§ Assess the legacy enterprise architecture and propose alternatives. Develop high availability plans.

§ Developed an overall assessment of the ‘AS-IS’ architecture. Assess the current capacities and capabilities of the organization’s hardware, software and network infrastructure.

§ Proposed the ‘TO-BE’ technology and architecture alternatives for the deployment and scaling of enterprise applications.

§ Advocated layered service architect and adopted as a standard within VA.

§ Worked on the high level design/architect for D2D.

§ Architected CRM framework on Microsoft Dynamic CRM platform

§ Proposed the use and production architecture of NoSQL (Mongo DB) DB for storing PGD (patient generated data).

§ Finished prototype (in Java on top of Spring framework) on integrations of ESB with several data sources.

§ Set up WebSphere Service Registry and Repository (WSRR) for VA to load shared services for enterprise level use.

§ Used SOA Messaging Patterns such as Service Facade, Proxy, Pipe and Filters, Adapter etc in the prototype to ensure decoupling of the service contract and the core implementation. Used Service Facade to decouple the core implementation and different data sources.

§ Proposed a finite set of SOA patterns and requested patterns from customers to form the first version of VA Messaging Patterns document. The document including patterns such as Façade, Publish-Subscribe and Dead Letter channel etc. In depth VA examples included to facilitate the use of the patterns inside VA.

§ Helped ACET on writing technical portion of a proposal on bidding a VA mobile application development project.

§ Evaluated VA “AS-IS” mobile framework.

§ Work on developing mobile application reference architecture for VA.

Reference architecture includes but not limited to the following aspects

o          Security management cross different service domains. Service Consumers identify themselves through SAML tokens.

o          Enterprise Shared services

o          Use of Enterprise Logical Data Model for message exchange.

o          Layered Services on the platform

o          Middleware

 

§ Finished on evaluation of network capacity and scalability of a VA major UI component.

Technologies & Environments:

 

C-MCI - Oct 2012 - Nov 2012

Lead Technical and Principal Solution Architect, Contractor

·  Architected AMQP Messaging infrastructures for a government customer.

·  Architected a high availability and high performance open wire interoperable messaging system.

·  Wrote a suite of Test Drivers in Java for AMQP protocol.

·  Architected and developed an Java application (through plumbing provided by Spring) to send messaging through the targeted AMQP broker cluster in a private government cloud environment.

 

CSC - Apr 2012 – Aug 2012

New Carrelton, MD

Subcontractor (Lead Developer/Chief Architect)

(Quantum Web Computing LLC)

Helping building an automated health insurance claim system.

·  Advocated the use of light way technologies such as CXF, Apache Camel, ActiveMQ, Spring framework and Hibernate verse WSO2.

·  Developed a prototype for proof of concept on the aforementioned technologies in the JBoss environment.

·  Engaged the team to use Drools to implement complex business rules.

o  Designed/implemented highly modular business layer based on categories of business rules.

o  Implemented cleanly separation of domain objects and business rules.

o  Leveraged the spring framework to integrate Drools.

·  Acted as solutions architect and accomplished the following

o  Scrutinized functional specifications and gave a good abstraction on different format of inputs. Devised a common mechanism (flow) to route different types of task.

o  Designed the solution with different handlers and filters to prevent too many branches in the workflow engine.

o  Developed a common maven module to generate java code from xml schema.

o  Developed a generic DAO with Hibernate, JPA along with a data source via JNDI.

o  Proposed using ActiveVOS a BPEL engine to orchestrate the services in the workflow.

 

Deltek IncMar. 2010 – Apr. 2012

Herndon VA

Chief Architect/Technical Lead

·  Architected Govwin first Data Exchange Framework; Apache CXF Web Service framework as the Web Services frontend; Spring as the IOC container, service container and Service Bus; Camel as the orchestration tool for services; Hibernate as the Data Access Layer; ActiveMQ as the message bus between Govwin portal and Data Exchange Framework.

·  Derived functional and non-functional requirements based on minimal business requirements.

·  Analyzed, Designed and Implemented the core structure of the framework in 4 weeks by oneself.

·  Used Maven as the build tool and third party dependency management tool.

·  Used Jenkins as the CI tool.

o  Utilized its automate code building capability

o  Managed code life cycle with Maven

o  Sent out notification on errors in build process.

o  Provided various metric and report on code.

·  Led a team to integration Govwin network to Govwin CRM application.

·  Led the effort to integrate with Deltek Input Task Order web services to

Govwin Portal with CXF, Spring, Hibernate and Symphony quartz scheduler.

·  Was a key member of the new Govwin Platform infrastructure team. My main job is to evaluate new technologies such search engines, NoSQL DB, message broker, and application framework etc and choose the right combinations for the new platform.

·  Led a team to develop notification system through JSON on CXF Restful, camel and ActiveMQ

·  Used ActiveVOS for Business Process Engine

o     Orchestrated Business Process with Web Services

o     Orchestrated Workflow with Web Services and Human Tasks.

 

Convergys Speech Solution, Inc Feb. 2001 – Mar. 2010

Reston VA

Principal Architect/Sr. Technical Manager

·  Extensive experiences in 3r party software integrations.

·  Led/Architected Intelligent Notification System

o  Architected Intelligent Notification System with CXF, Camel, JMS, Hibernate and Spring.

o  Spring used as SOA services container and Camel used as routing tool

o  Integrated Intelligent Notification System with existing speech gateway through http protocol.

o  Led the analysis, design and development of Intelligent Notification System.

o          Detailed documentations for each stage to insure the clearness and correctness of the concept developed.

o          Detailed comments for codes to ensure maintainability.

o          Design used to insure good practice on using proven solutions.

o          Code structure carefully studied to insure correct dependency on different Abstraction Layers and to prevent overlapping work from developers.

·  Architected and Developed Provision Services using apache CXF for Speech Application Framework. CXF BC and SE shipped with Apache ServiceMix used as the foundation to build the Provision Service.

 

·  Led/Architected Speech Application Framework (SAF) and SOA services Framework

o          Architected SAF with 3rd party Voice XML engine, Servlet, JMS, JMX and EJB.

o          Main contributors in Analyzed, Designed and Development of SAF

o          SAF used VXML over http as protocol to provide services to customers

o          Designed and Implemented messaging and event bus to orchestrate services behind SAF

o          SAF acts as a web services to transport requests from 3rd party to services behind SAF.

o          SAF integrated with many 3rd party services such as CTI, Call Recording, Call Retrieval

·  Led/Architected Automated Deployment tool; tool build with client-server concept; JSP, Servlet and JMS used. Server broadcasted messages to Agents once new Software becomes available.

·  A member of server capacity planning team. Benchmarked different servers to gain capacity of servers for scaling.

·  Done various web servers tuning to improve server performance.

·  Extensive experiences in production issue support.

·  Developed/Architected IVR Recording project. The design/architect becomes a patent of Convergys.

·  Developed IVR Call Recording feature for Convergys.

 

Cross Media Network, Inc May 2000 – Feb 2001

88440 Falcony Place

Dulles VA

Senior software engineer

 

·  Built Voice Portal allows user to get stock portfolio (dynamically) and TTS email message back to users.

·  Utilized JSP, Servlet and tomcat for the applications and server.

 

Fannie Mae – Mar 1999 -  May 2000

3900 Wisconsin Ave. Washington D.C. 20016

Senior Software Developer

 

·  Designed, implemented and maintained Fannie Mae FHA/VA loan underwriting engine in C++.

·  Followed Software Development Life Cycle on requirement gathering (reverse engineer), design and development.

·  Also developed various stored procedure in Sybase for embedded SQL in C++.

 

 

Education:

Graduate:

The Pennsylvania State University, University Park Pennsylvania.

Ph.D. candidate. Working on thesis.  Major: Applied Mathematics

Chun Yuan University, Taiwan.

M.S. in Applied Mathematics (theory of computational complexity theory)

Undergraduate:

Feng Chia University, Taiwan.

B.S. in Applied Mathematics

 



Experience

BACK TO TOP

 

Job Title

Company

Experience

Principal Software Engineer

Deltek, Inc.

- Present

 

Additional Info

BACK TO TOP

 

Current Career Level:

Manager (Manager/Supervisor of Staff)

Years of relevant work experience:

10+ to 15 Years

Date of Availability:

Immediately

Work Status:

US - I am authorized to work in this country for any employer.

Active Security Clearance:

None

US Military Service:

Citizenship:

US citizen

 

 

Target Job:

Target Job Title:

Lead Developer

Desired Job Type:

Employee

Desired Status:

Full-Time

 

Target Company:

Company Size:

 

Target Locations:

Selected Locations:

US-DC
US-VA-Northern

Relocate:

No

Willingness to travel:

Up to 25% travel

 

Languages:

Languages

Proficiency Level

Chinese - Mandarin

Fluent

English

Fluent