Developer of C++ and Python OOD software for in-flight entertainment and connectivity systems for airlines. Implementing new features and unit tests using Google Test and Python unittest frameworks, with Google Mocking Framework, Hippomocks. Working in Agile/Scrum team using Atlassian Bitbucket/Stash enterprise Git repository management, Jira project tracking tool, Confluence content and collaboration management, Bamboo build, integration and delivery,

Lead Software Engineer 802.11 wireless network radios using QUALCOMM/Atheros SoC platforms/BSPs, based on OpenWrt embedded Linux.• Implement embedded Linux firmware, u-boot and RedBoot bootloaders to support custom hardware and enhanced 802.11 MAC and PHY functionality. Migrate features from Atheros proprietary drivers to OpenWrt.• Customize QSDK/BSP build environment, set up GIt, Subversion source control.• Write UI and configuration components using lighttpd/CGI, bash, AWK, SNMP, Java.• Debug RF and hardware issues, low-level debugging with BDI2000/3000 JTAG debugger.Software Product Manager, team lead and developer for safety-critical DO-178B controller system following . Software development planning and oversight and interfacing with client SQA team.

Firmware developer for Motorola’s new PTP (Point-To-Point) 802.11n wireless Ethernet bridge products. Participated in all phases of the development process using Agile methodologies, writing 802.11n radio drivers, configuration flash memory driver, SNMP interface, system configuration and user interface.

Life Cycle Management developer for Citrix XenApp Server system for enterprise level application virtualization and delivery. Interfaced with support escalation managers to identify and reproduce customer problems. Diagnosed and solved software failures and configuration issues, provided binary patches to customers. Submitted fixes to product source base. Assumed subject matter expert responsibility for Novell NetWare-related issues.

Architect of Dow Jones real-time feed of economic indicators and corporate releases and a historical archive of DJ financial news.• Designed and implemented C / C++, 64-bit multithreaded, sockets messaging framework to distribute XML feed with ms latency. Developed high-performance embedded Berkeley DB database, C++ interface class library and utilities for real-time access.• Devised Oracle DB schema and Pro*C SQL modules to acquire, process and archive DJ global news, from legacy repositories and real-time news data feeds.• Implemented XML parsers for news feeds from third-party providers, incorporating XSLT-based formatting tools• Devised C++ STL class library to map Unicode, UTF8 to 7-bit-safe format.

Consulted for multiple clients and headed Dow Jones account team, handled several custom development projects for Dow Jones:Re-engineered and led development of legacy 24x7 real-time financial news delivery system. The architecture has no single failure path, sub-second message latency and increased capacity and scalability. It uses 64-bit C, C++ multithreading, Java, XML, sockets.• Created message processing and storage framework, threads and synchronization library, sockets communications modules, programs to translate between XML and proprietary data formats.• Devised message queuing system to replace MSMQ layer. Reverse-engineered Visual Basic implementation and implemented equivalent C/C++ business logic.• Implemented and deployed XML commodities news delivery system.Other consulting assignments: UnixWare driver for fail-over, multi-path IO for HP RAID, for SCSI and Fiber Channel SAN high-availability. Added fail-over and hot-plug storage array support to UnixWare SCSI subsystem. Engaged by Sun Professional Services to diagnose and correct critical OS faults and performance problems at customer sites.

Original member of UnixWare OS team: Worked on kernel functionality, HBA, SCSI, disk subsystem. Added support for DOS/Windows partitions under UnixWare. Wrote network and video drivers. Developed network installation/configuration features for UnixWare. Produced Independent Hardware Vendors Kit and supported IHVs developing UnixWare drivers. NetWare OS developer: Created NetWare CORBA Object Request Broker for Java and C++ (Watcom IDE), based on VisiBroker ORB for Solaris, Windows NT, converting Solaris, NT system APIs into NetWare NLM APIs. Ported Java JDK to NetWare ran Java conformance tests. Designed prototypes for Java Remote Method Invocation (RMI), Java Beans and Java IDL distributed computing.TUXEDO developer: Ported TUXEDO Transaction Management System to NetWare, using NLMs and NetWare kernel services. Project manager of TUXEDO on NetWare. Added multithreading to TUXEDO Unix, including AIX and HP/UX.Technologies: UnixWare, Unix System V R4, HP/UX, AIX, Novell NetWare, MS Windows, C, C++, multithreading, Unix Shell, AWK, Java, RMI, IDL, HTML, TUXEDO, CORBA, VisiBroker, TCP/IP sockets, STREAMS, 802.x Ethernet, Token Ring, DLPI.

Performed US Government OSI Profile conformance certification of AT&T X.400 service. Technologies: Unix, C, Assembler, ksh, OSI protocols, X.400, AT&T DATAKIT VCS X.25.

Architect, project manager for real-time financial market analysis system. Collected requirements: functionality, disaster recovery, throughput, performance, availability. Designed architecture with co-located redundant servers, T1 links, routers/switches. Invented real-time trade data distribution protocol and algorithms.Technologies: SunOS, Convex OS, C, Objective C, KSH, Perl, Ingres ESQL, X/Motif, TCP/IP, sockets, STREAMS, X.25, Cisco terminal servers.

Member of UNIX System V R4 kernel development team, AT&T Messaging Services groups.Technologies: Unix, C, Assembler, ksh, AWK, Perl, 802.3, TCP/IP, STREAMS, OSI protocols, X.400, X.25, curses / terminfo, HP 6400 ICE.