OBJECTIVE

• Senior software engineer position having either software architecture design/development responsibility wif JAVA, J2EE/C/C++/PYTHON/Adobe Flex/Shell Scripts on UNIX/LINUX server, MFP(Multi - functional Product), telecom/Comm/internet

TECHNICAL SKILLS

• Software architecture design
• Software development on UNIX/LINUX
• Web Services & RESTful APIs
• JAVA, J2EE/C/C++/shell scripts/Python/Adobe Flex(Action Scripts) (strong ability of source codes review)
• RTMP, ATSC-MH, OMA, BCMCS, HTTP, LDAP, TCP/IP, ISDN, X.25, Frame relay, OSI, protocols

PROFESSIONAL EXPERIENCE

Senior Software Engineer, Consultant

Confidential, NJ

Responsibilities:

• Webapps running on RED5 media server for audio/video streams publishing & playing (JAVA, Spring framework, Hibernate, RTMP protocol);
• Webapps running on Tomcat server to provide RESTful audio/video APIs, EMR (e.g. OpenEMR, etc) connectors (JAVA, Spring framework, Hibernate, JSON, XML);
• TeleMedicine portal (Ruby on Rails);
• Packaging: installation/bash, configuration/python;
• Client side audio/video publishing & playing (streaming): Adobe Flex/action scripts;
• DB: mysql IDE: Eclipse, Adobe FlexBuilder, Aptana Studio

Senior Software Engineer

Confidential, Roundbox Inc, NJ

Responsibilities:

• Client / server / backend delivery of ATSC-MH signaling and OMA announcement data;
• C++ multi-thread development on Linux (Centos) wif ACE framework.
• Web based administration webapp running under tomcat server. (JAVA, J2EE/Spring framework/Struts)
• License control wif RSA algorithm (c language);
• Installation script to provide easy installation, configuration and migration (bash);
• Auto-migration support wif migration path tree defined (python);
• Integration wif HA (High Availability) system to provide fault tolerant support (C++);
• Message/Event exchanges between threads;
• Information exchange between backend controller application and web management system using XML over HTTP;
• BCMCS protocol implementation, including video/audio streaming by RTP and information acquisition flows for Alcatel-Lucent /China Unicom;
• NRT (Non-Real-Time) content delivery protocol design and implementation to deliver data service along wif TV, radio services;
• Program lists data ingestion support from Tribune, TitanTV, TV-Guide, etc;
• Genre support in ATSC-MH and OMA protocols wif variant program lists data ingested;
• Channel/sub-channel/application/service 4 levels of bandwidth allocation validation at configuration time; Dynamic bandwidth allocation at run time based on the real data traffic condition;
• Server side datacast toolkit for 3rd parties to create upper level java applications to configure and provision data contents through NRT;
• Retrieve NRT related data from ATSC-MH signaling service data and OMA service/content fragments and migrate them as needed;
• Flute level data downloader to get data contents from broadcasting data;
• NRT subsystem to interface wif ATSC-MH signaling data, flute level data downloader and provide user level API;
• Client side toolkit for 3rd party developers to develop ATSC-MH client wif NRT;
• User level application to demonstrate the usage of ATSC-MH NRT toolkit;

Confidential

Senior Principle Engineer/Development Leader

Responsibilities:

• Core Java multi-thread development: scan job delivery at backend thread;
• Xlet application running on MFP serves as user application, servlet application running on Tomcat server on Windows PC serves as admin tool;
• NT, LDAP and Kerberos autantications and various 3rd party autantications through plug-in;
• Scan to email and home folder via SMTP and SMB protocols;
• Unified platform to support plug-ins developments from 3rd parties;
• Add-on features (plug-in) support by run-time loading plug-in classes;
• Scan engine control on Ricoh MFP (Multi-functional Product);
• Friendly UI design on touch screen;
• UNIX C multi-thread development on Linux & FreeBSD;
• 8 dynamic screens design to make 3rd - party document solution support possible as plug-ins;
• Various autantications including NTLM, LDAP, Novell, and 3rd party autantications;
• Scan to my email, scan to my home folder, barcode scan, one button scan support;
• Email search & home folder retrieval in enterprise network environment via LDAP;
• Special Keep alive design to ensure user session availability while huge scan jobs on going;
• Simple failover design to allow auto-switching between primary & secondary servers;
• Scan engine control on Ricoh MFP (Multi-functional Product);
• Friendly UI design on touch screen;
• Scan image thumbnail/preview on MFP;
• Single sign on implementation using TCP/IP socket programming to synchronize autantications between 2 applications;

Confidential

Principle Software Engineer

Responsibilities:

• Telecom/Comm /INTENET products (X.25, Frame Relay, ISDN, OSI, TCP/IP etc)
• On-line data analysis (gathering on-line data by protocol analyzers)
• Device drivers(streams drivers) in UNIX kernel area
• User applications (sockets, TLI)
• Debugging tools: crash, kdb, gdb, sdb
• Typical work including: bug fixes of numerous system panics which caused by streams drivers, internet slow down caused by TCP/IP drivers, link recovery problems, packets delivery problems caused by protocol violation of X25, FR, ISDN; Enhancement project of OSI ( added functionalities in TP4, CLNS driver for priority, security, echo response, recording of route, qos maintenance, selective acnoledgement, inactivity timer options, etc.)
• UNIX FTX(SVR4)/HP-UX operating systems
• UNIX kernel UNIX C, Shell Scripts
• UNIX utilities and application