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Avatar Pengguna
$50 USD / jam
Bendera UNITED STATES
$50 USD / jam
Sekarang jam 6:31 PTG di sini
Menyertai Disember 27, 2006
12 Syor

John W.

@johnhwardjr

4.9 (42 ulasan)
7.6
7.6
93%
93%
$50 USD / jam
Bendera UNITED STATES
$50 USD / jam
98%
Pekerjaan Disiapkan
98%
Mengikut Bajet
99%
Tepat Pada Masa
18%
Kadar Upah Semula

Specializing in GPS Tracking Systems since 2012

o Custom coding and socket I/O development for GPS software using Java o Customization of OpenGTS / GTS Enterprise (GTSE) GPS / Telematics software o OpenGTS / GTSE Device Communications Server (DCS) development o Configuration and, customization of Traccar GPS tracking web app o Software development in many languages & operating systems o Analog and digital component level troubleshooting

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Log masuk untuk membincangkan sebarang butiran melalui sembang.

Portfolio

2640232
408528
408030
408295
2640232
408528
408030
408295

Ulasan

Perubahan disimpan
Menunjukkan 1 - 5 daripada 43 ulasan
Tapis ulasan mengikut:
5.0
$1,200.00 USD
John was prompt, professional and curtious in his dealings with me regarding this task. He was within budget and his charges were very reasonable. I look forward to dealing with him on future projects together.
PHP
Java
JavaScript
Software Architecture
DotNetNuke
+1 lagi
U
Bendera Moe K.
@ultrajazz
4 tahun yang lalu
4.4
$750.00 USD
expert in his field
PHP
Software Architecture
DotNetNuke
MySQL
GPS
+1 lagi
Avatar Pengguna
Bendera Vladimir J.
@webberz
6 tahun yang lalu
5.0
$750.00 USD
Efficiency!
PHP
Website Design
Linux
MySQL
HTML
D
Closed User
@dejaiman
6 tahun yang lalu
5.0
$750.00 USD
super professional , he know what his skill and you will not disappoint once you see the result .
Java
JavaScript
Software Architecture
MySQL
B
Bendera Jt J.
@birdcoat
7 tahun yang lalu

Pengalaman

Full Time Self Employed Independent Contractor / Freelancer

Various buletin boards, businesses and local home customers
Jan 2006 - Hari ini
Working a wide range or projects on various bulletin boards. Projects include eCommerce, web portal development, and desktop applications. Since 2012 my efforts have been concentrated on GPS tracking software exclusively. GPS related software and, technologies include: o OpenGTS / GTS Enterprise, Traccar and, other GPS web apps o GPS Devices o development of GPS device socket I/O, listeners & servers o Mapping o Reverse Geooding o SMS Gateways

Network Support Engineer 4

Inforonics, LLC, Littleton, MA
Feb 2005 - Dis 2005 (10 bulan, 1 hari)
Full time regular employment o Member of team which monitored internet servers and network infrastructure o Provided level 4 application support to over 180,000 customers on both Linux/Apache/MySQL/PHP and Windows 2000/IIS 5/MS SQL/ASP .NET platforms o Resolved issues related to databases, email, installation of software, use of design tools and coding of web sites o Some languages used include Cold Fusion, ASP/ASP .NET, VB, C#, PERL, PHP and Unix shell scripts

C/C++ Programmer

IPS of Boston, South Easton, MA
Feb 2002 - Apr 2004 (2 tahun, 2 bulan)
Full time contractor position o Member of team which developed software for retail and OEM distribution using Visual C++ v6 o Code, debug and test positive payment, check printing and ACH applications o Code, debug and test DLL's to facilitate communications with financial institutions o Developed and documented test procedures and scripts o Documented source code o Code and debug utilities to streamline day to day development activities

Pendidikan

Pascal and FORTRAN courses at University of Lowell, Lowell, MA

United States 1986 - 1987
(1 tahun)

Eletronics Program and High School Diploma, Nashoba Valley Regional Technical High School

United States 1978 - 1980
(2 tahun)

Kelayakan

Sharp Authorized Service Technician

Sharp Electronics, Corporation
1985
Certified by Sharp Electronics Corporation to service their Cash Registers and Point Of Sales equipment

Penerbitan

Test Procedures For The Tranti Systems Model 28

Tranti Systems, Inc. Billerica, Massachusetts
Test procedures for Tranti Systems Electronic Cash Register Model 28. A guide for testing and trouble shooting. Used by the production, field service, repair and final test departments.

Test Procedures for Tranti Model 21

Tranti Systems
Test procedures for Tranti Systems Electronic Cash Register Model 21. A guide for testing and trouble shooting. Used by the production, field service repair and final test departments.

Hubungi John W. tentang pekerjaan anda

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Pengesahan

Pekerja Bebas Pilihan
Identiti Disahkan
Pembayaran Disahkan
Telefon Disahkan
E-mel Disahkan
Facebook Dihubungkan

Pensijilan

freelancer_orientation.png Freelancer Orientation 1 85%
dotnetnuke-1.png DotNetNuke 1 80%
us_eng_1.png US English 1
numeracy_1.png Basic Numeracy 1 88%
unix_1.png Unix 1 85%

Kemahiran Teratas

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