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Drew Ulmer

Drew Ulmer Agency Contractor

[Upwork Top 5 Percent] Professional Rails Developer

United States - Tests: 4 - Portfolio: 6

When you hire me, you're hiring a top 5% Upworker with multiple successful projects and universally happy clients. I am an expert Ruby and Rails developer with more than 6 years of successful projects with Ruby on Rails versions 2.3 through 4.x. I enjoy working on everything from ecommerce to line of business applications and I specialize in identifying and fixing security issues. I can occasionally be found on the #rubyonrails freenode IRC channel and my github can be found under the username latortuga. I have contributions to major open source projects including Ruby on Rails, Devise, ActiveAdmin, cache_digests, warden, spree, and zeus. I am generally interested in Ruby or Rails development proposals, provided they include information about the actual project and not merely a list of skills.

Groups: Twilio

Associated with: Unabridged Software

93% Job Success
$150.00 /hr
1,096 hours

Shageevan Sachithanandan

Shageevan Sachithanandan

CMS and Ecommerce solutions provider

Sri Lanka - Tests: 9 - Portfolio: 15

Over the last 4 years, I have developed number of websites for web design agencies and small businesses. I manage all tasks individually and I always make sure to go for the highest quality output with maximum speed possible depending on the project. I know my hourly rate is a bit high but it is always up to you whether going for a cheaper solution and spend a lot of your precious time or join hands with me and finish you project in less time as possible. :) Thank you for visiting my profile. Have fun!

Groups: BigCommerce, Bluehost Developers and Designers...

100% Job Success
$33.33 /hr
1,987 hours

mohammad kamruzzaman

mohammad kamruzzaman Agency Contractor

FreeSWITCH Expert with Web development Experience

Bangladesh - Tests: 2 - Portfolio: 2

i am a full stack web developer and server administrator (FreeSWITCH) i have experiences on Django (python), Codeigniter (php), MongoDB, ElasticSearch, postgres, redis, rabbitMQ, celery, mysql, nodejs. you can hire me if you need to implement a distributed VoIP enabled service based on freeswitch/kamailio that is ready to scale. i am also doing newfies-dialer customization and maintenance for a long while. and also i will take projects like PBX, IVR, autodialer development. i have open source project customization experiences, for example, FusionPBX,Newifes-dialer,Astpp,vBilling,kazoo, Kannel

Groups: Twilio

Associated with: DT software house

91% Job Success
$44.00 /hr
3,100 hours

Aslam Bari

Aslam Bari Agency Contractor

Experienced in Salesforce-Twilio-PHP-Paypal-Authorize and Latest Web

India - Tests: 2 - Portfolio: 2

I am a team of SFDC developers. I am developer of innovative ideas and interested in many kinds of technologies like: Salesforce CRM Apex/Visualforce Lightning Experience, Salesforce Lightning Bootstrap Twilio Phonegap AngualarJS / BackboneJS / RequireJS / Topcoat Android Java/J2EE PHP Box.Net / DropBox JQuery Paypal Authorize.Net CSS/HTML/JS/PHOTOSHOP jQuery Mobile

Groups: salesforce.com, Twilio

Associated with: iBirds Software Services Pvt. Ltd.

99% Job Success
$16.67 /hr
1,783 hours

Gregory Funtusov

Gregory Funtusov

Passionate Ember.js developer and Machine Learning architect

Russia - Tests: 7 - Portfolio: 3

I love building smart computer systems that solve people problems. I have a background in developing machine learning solutions to real problems and creating complex front end applications with ember.js. This is my strength: seeing the whole picture, never saying "that's impossible!", knowing how to perform magic deep down the back end and display the results to a user in an easy and accessible way.

Groups: Engine Yard Ruby on Rails Professionals Network, MailChimp Experts Group...

100% Job Success
$60.00 /hr
6,301 hours

Andrii Andriichuk

Andrii Andriichuk Agency Contractor

Software Engineer (.NET; WEB; SOA; WCF; SQL Server; Delphi)

Ukraine - Tests: 4 - Portfolio: 14

I am a professional software developer. I work in this field for more than ten years. During my career I developed a set of desktop and web applications. At the moment I completed a major project and for that reason I am looking for work new project. I will be glad to start to work with you. I am able design and implement such things as architecture, security, data access layer, db structure, bussiness layer, caching and much more. Also I have good experience in SOA. WCF SOAP an d WCF REST I can work with both without any problems. Please contact me if you need any help of experienced programmer.

Groups: Central Desktop, Twilio

Associated with: DYNAMIC DEVS

100% Job Success
$50.00 /hr
4,812 hours

Debasis B.

Debasis B. Agency Contractor

Design, Automation & Customization in Salesforce,VoIP,Asterisk,Php,FM

India - Tests: 4 - Portfolio: 14

Highly experienced expert designer and coder for new product development in Salesforce Apex and VisualForce, Force.com sites, VoIP, IVRs, SMS, Php-MySQL, Drupal, Netsuite, OpenERP, Amazon AWS, Amazon DynamoDB, Filemaker Pro and Cloud computing technologies. Creative problem solving ability for your complex apex, visualforce and siteforce requirements, who can elevate your organizations high-tech capability to the next level. Widely travelled in many countries including USA, Australia, UK, Europe, Asia Pacific countries on project implementations and thoroughly understand your global project outlook requirements. Have more than 17 years of commercial product development experience as Freelance Coder and remote development manager. Extensive experience in wide range of new commercial custom product development from inception primarily in VoIP, IVRs, SMS, mobile, Cloud ERP, Banking, B2B and B2C related sectors for diversed organizations situated in more than 10 countries. Lead complete IT development of US, UK and Australian companies. In-depth knowledge in Asterisk, Red5, C, C++, Php - MySQL, Perl, SIP, H.323, streaming video, premium IVRS and SMS applications, SalesForce and Force.com technologies, Apex coding, VisualForce, Netsuite cloud ERP, Drupal, FileMaker Pro 11, FileMaker Php, Quickbooks integration, AutoIT, Amazon EC2 based solutions, Ajax, jQuery & jQueryUI. My core competency lies in production level product development as top designer / programmer / developer from inception, and here I am seeking further such opportunities to design and develop professional, stable, bug-free products for your business.

Groups: BoonEx, salesforce.com...

Associated with: CloudLogics Agency

100% Job Success
$40.00 /hr
5,973 hours

Daniel C.

Daniel C.

Custom Membership Application Developer

United States - Tests: 6 - Portfolio: 10

Infusionsoft Certified Developer and Infusionsoft Certified Consultant! My core strengths are in PHP/MySQL programming, JavaScript(JQuery) Programming, Photoshop Design, Web Design(HTML/CSS), and Marketing. I prefer to use a MVC PHP framework called CodeIgniter. This accelerates custom application development. I also have experience with programming using InfusionSoft API, and many other web APIs... As well as building custom APIs.

Groups: Application Developers Alliance, Twilio

81% Job Success
$95.00 /hr
1,508 hours

Shaharyar H.

Shaharyar H. Agency Contractor

Salesforce Certified CRM Expert - Top Position in Salesforce

Pakistan - Tests: 6 - Portfolio: 15

Over the last 10 years, I have analyzed, designed and developed a wide range of business systems and applications. My profile is top ranked on Upwork as Upwork has certified me as one of the highest performing freelancers around. I am a Salesforce.com certified developer, administrator and consultant with over 200+ successful implementations worldwide. My major expertise is in the following areas of Salesforce Development Services:- - Apex Classes - Apex Triggers - Visual Force pages - Force.com Sites - Integrations (WSDl / Json/ XML) - Rest API - Web services - Developing AppExchange Products - J Queries, Java Scripts, NodeJs, Angular JS - Payment Gateway integration with Salesforce Salesforce Integration Services:- -Integration of Salesforce with external web and desktop apps. -Develop custom in Salesforce to be used by other apps. - PHP website integration with Salesforce - Wordpress to Salesforce integration and plug-in development -.Net and Java Application integration with Salesforce - Native Android & iOS app development using Salesforce API and data Administration and Customization Services:- - Configuring the Vanilla Salesforce.com - Object/Field Creation - Setting up Users, Roles & Profiles - Creating Workflow Rules - Writing Validation Rules - Creating Page Layouts - Loading data via Data Loader & Jitterbit Data Loader - Amazing analytics by creating various Reports & Dashboards - Sharing Rules - Views / Lookup / Search - Chatter Functionality - AppExchange Tools - Home Page Components - Multi Currency - Data Cleansing - Data Entry - Data Research - Setting up Campaigns & Email Marketing Tools I WILL ENSURE YOU MY BEST SERVICES FOR YOUR JOB.

Groups: Microsoft Certified Professionals, salesforce.com...

Associated with: S3Technology

88% Job Success
$25.00 /hr
7,484 hours

Luong T.

Luong T. Agency Contractor

Delphi,Web,C#,NET,PHP,RoR,C/C++,Window, Android, IOS, VoIp, OpenCV

Vietnam - Tests: 17 - Portfolio: 9

- I am an engineer IT Programmer with over 15+ years experience program and develop, fluently language programmer (Pascal, C/C++, Object C, Php, C#, Java, Perl, Php, Web Application, Network Programming, HTML/HTML5,XML,CSS,Javascript, Jquery, jquery plugin, - Opensource wordpress, joomla, drupal, OpenCart, Xcart, eShop, Web.Net,, ..etc) and use well IDE (Eclipse, Visual Studio 2008/2010/2012/2013/2015, Nokia Qt develop, Vim, Netbean, IntelliJ IDEA, Xcode) to develop application the fast and best. - My skill is coding, good thinking algorithm, process flowcode and my knowledge about IT area very good to support for working. I can do and understand clearly many OS(Window, Window Phone, IOS, Linux, Android, Linux Kernel, Linux Embedded, Window Mobile, Image/Video processing, VoIP, OpenCV) and Database System(MS SQL 2000/2005/2008/2012, PostgreSQL,MySQL, MongDB, FireBird, foxpro, IBM DB, Oracle, No SQL - I also joined to design/work and completed many large project with position team leader, coder). Please contact me i will show to you all previous my works. - Reading and understand new technology very quickly and apply to work well.

Groups: Bluehost Developers and Designers, Crossrider...

Associated with: KPT

45% Job Success
$15.00 /hr
4,646 hours