Jonathan Arnold Email & Phone Number

Woburn, Ma, Us

London, Greater London, Gb

Senior Software engineer and manager for VisionableONE, an audio and video conferencing application for Windows, Mac, Linux and mobile platforms. Also managed the Centos Linux server development team. * Managed a team of up to 10 other developers, coordinating work between the desktop clients, mobile clients, as well as the server components* Implemented single click launchers for Windows (using Win32 API and C++, shrinking app size from 8mb to 750kb) and Macintosh (using Swift 3.0, shrinking app size to 4mb).* Wrote, in Go, a multiplatform (Windows, Mac and Linux) application to download and launch our client software to enable joining of video conference with a single click.* Helped create the browser clients for Chrome, Firefox and Opera, using WebRTC, integrating with our video conferencing solution, including client side JavaScript and server-side C++ code.* Designed and implemented the Android client version of Visimeet, using Java and C++, integrating our audio and visual components by porting our C++ code to the Android using the NDK.* Architect for the Qt version of client software, with an embedded HTML control as the UI. Programmed using both JavaScript and C++, for Windows, Linux and MacOSX* Created the Linux version of Visimeet, in Qt and C++, for both 32 and 64 bit versions of Linux, including the ALSA sound interface as well as the h264 video code.* Designed and implemented the wxWindows version of client software for Windows and Mac, working in C++.* Designed and wrote several of the Linux server nodes, using C++. The internal framework uses HTTP and RTSP messages in a unique and patented fashion.* Spearheaded effort to use Perforce as a company wide source code control tool, as well as several other technical support tools like Bugzilla and Swarm.

Ported Hyperstudio, a multimedia editing solution for classrooms, from Macintosh to Windows and Windows 32, using MFC and C++. Wrote interface code for many audio and video hardware tools.

Us

Senior engineer on WorldView for Windows, an online document viewer written in C and 80386 assembly language, using the Windows API* created the MFC user interface layer* implemented Windows GDI printing capabilities and native rendering* created Windows Universal Thunking DLL and its accompanying 16-bit DLL* ported from 16 bit Windows to 32 bit Win32s* created Windows setup application* created Windows CD-ROM WorldView launching program for demo discs* implemented user-defined glyphs and toolbar and page control box for Motif version* spearheaded ANSI source code move* Ported WorldView to OS/2 v2 Presentation Manger* Investigated and acquired many productivity enhancing tools, from source code control systems like Atria's ClearCase and MKS Source Safe, to specialized debugging utilities, like PC-Lint, NuMega's BoundsChecker and CenterLines CodeCenter.

Senior engineer on Ultima Underworld, the groundbreaking first person real-time 3D adventure game for MS-DOS, using Turbo C and assembler:* Lead software architect for both the level editor and the game* Integrated the assembly language 3D rendering engine with game's C source code* Designed and implemented video routines, using 80286 assembly language* One of the game's world creators (see level 4)

Cambridge, Ma, Us

Technical lead on a National Science Foundation project, which implemented a graphical database for K-3rd graders, using Allegro Common LISP on the Macintosh

Wrote ZIL (a LISP-like language) interpreters, using C and assembly (both 6502 and 80x86), for a variety of platforms, from the Apple ][e to the IBM PC, which ran the famous adventure games. Added graphics capabilities to later games like Shogun and Zork Zero

Cambridge, Ma, Us

Worked as a technical resource helping professors create X Windows applications for use with Project Athena, a campus-wide workstation network, using FORTRAN and C. Wrote many X Windows sample applications, including a 4 player bridge game

Education record

Education record