Freelance PHP Developer

I specialize in expert programming using perl php vb6 and asp. I do laravel, cakephp and yii php frameworks programming.

I can take up laravel, cakephp, Moodle, Magento and Opencart projects.

Freelance software developerI'm christopher sagayam, I have good experience in programming and developing using perl php mysql Visual basic asp etc. I can modify existing php mysql scripts or create new scripts from scratch. I can customize ellislab expressionengine. Here is the list of moodle customization projects - part 1 and customizing moodle part 2 and part3 programming moodle done by me working as a moodle customization developer. Here in this website I have listed my most recent asp php projects to date. I can create custom joomla components and modules. I have done many custom modifications and programming changes to the geodesic geocore geoclassifieds classifieds and auctions php script. You can click here to find the list of geodesic geocore classifieds customization projects and some of my later geodesic geocore classifieds auction projects that I have completed. Do contact me if you want me as a developer to customize your geodesic geocore classified auctions script. I can custom program moodle, oscommerce, drupal, wordpress modules, Open-Realty. I can custom program magento extensions and addons too and also can modify magento core scripts also if needed. I can create custom vtiger modules and custom tabs. Magento and facebook api integration was done. I have done some projects involving customization of the geodesic geocore classifieds auction scripts. can integrate livechatinc livechat api. I'm also a jquery ajax programmer. Customization and custom modules for Oxid eShop. I can do custom programming modifications to prestashop and aceshop.

I'm a freelance developer and have good experience in creating and customizing asp scripts too. I am adept at Mysql as well as MS SQL databases and Ms Access. I can customize joomla. I can create/develop addons extensions for mozilla firefox. I have listed below some of the most recent programming projects that I have completed in the capacity as a freelance developer. I can customize wordpress and also customize drupal modules. I have worked on wordpress ecommerce plugins and drupal ubercart modules. I have worked using php xml-rpc and infusionsoft API. List of Modifications to the opencart php shopping cart software. I have integrated php with facebook api. I can create perl and php spiders and web crawlers for price comparison websites. I have worked with payment gateways and have integrated with credit card payment gateways like ING Ideal and Ideal Advanced payment gateway, paypal IPN, Paypal Pro, Paypal Adaptive payments api, Paypal pay api, paypal parallel payments, 2checkout api, Authorize.net, Commercegate etc.   I have good experience in using CodeIgniter - Open source PHP web application framework. In addition to the above I have started working on customizing commercial php scripts and applications too.

-->Click here to view my featured projects.

Freelance Php Asp Developer and programmer.

Custom modifications on an complex asp customer management system.
     (This project was done by me in the position of asp developer, using asp and ms sql database while working as as an asp freelance developer.)

  • Integration with paypal IPN payment system and paypal API
  • Clients can post new vacancies based on their jobs quota.
  • Database Search was improved so that vacancies results appear fast from the database.
  • New company registration and login asp forms pages were added.
  • Changes to the resume asp upload section.

freelance programmer Modifications to the geodesic geocore classifieds script.
     (This project was done using complex php classes and mysql database in capacity of geodesic geocore classified script developer.)

Modifications to the asp aceproject project management software.
     (This project was done using asp and ms sql database by me in the capacity of an freelance asp developer.)

  • Complex workflow modifications were done to this excellent asp aceproject script.
  • I custom developed an asp function to import external assignment data in CSV format.
  • Asp function to auto populate sales person data based on company chosen.
  • Creation and development of of PDF invoices using asp and webgoo websupergoo abcpdf.

oscommerce developerI as a custom freelance oscommerce developer did modifications to the oscommerce php shopping cart software.
     (These projects were done using opensource php classes and mysql database)

Custom modifications to the nicecoder indexu php scripts.
     (This project was done using opensource php classes and mysql database in my capacity as a freelance developer.)

  • Complicated modifications were done to the indexu script.

Custom ms access 2007 vba programming.
     (This project was done using visual basic for ms access by me in the role of a microsoft ms access developer.)

  • Visual Basic for Access(VBA) script was written to create a custom ms access form button which deletes specific rows of data.
  • VBA script was written to create a custom ms access form button which creates additional custom column fields in existing ms access database based on specific algorithm by me (ms access developer)

 Recaptcha.net installation.
     (This project was done using perl and recaptcha.net api by me working as perl cgi developer.)

  • The Recaptcha.net public key was installed in the html form page using javascript.
  • The Recaptcha.net private key was embedded in the perl cgi script file.

 Spidering and extracting data from a hotel reviews website.
     (This project was done using php and curl and regex. I was the regular expression developer who completed this php project.)

  • A complex php spider script was created using php CURL and preg_replace preg_match php functions which will spider travel reviews websites like tripadvisor, laterooms etc and using complex preg match patterns will retrieve only the data required. This was completed by me working as the php regex software developer.
  • Even the travel ratings under each sub headings were spidered and extracted. The travel ratings were in the form of image graphs/ratings images.

 Vtiger custom tab addition.
     (This project was done using php and vtiger modules and I took care of this customizations.)

  • A new tab was added in the Vtiger Contacts page.

 Custom modifications to Moodle Scripts.
     (These projects were done using php mysql and Moodle modules by me working as moodle developer. Please contact me if you want to customize moodle.)

  • Please click here.

 Custom complex modifications to Magento php scripts
     (This project was done using php mysql and Magento MVC php5 by me working as magento customization developer. Please contact me if you want to customize magento.)

  • Magento by default contains only two price types namely fixed and percent.
  • Added a 3rd new magento price type which will add only a set amount to the entire shopping cart and this magento price-type does not depend on quantity.
  • At the product detail page when the new magento price type is chosen, the price will NOT update and add the price. Instead the one time charge is added at checkout near the subtotal.

 Simple Php Mysql Shipment tracking system.
     (This shipment tracking php project was done using php and Mysql)

  • Admin functions contains ability for admin to add/edit/delete shipment.
  • It also contains facility where admin can search and browse the mysql database for shipments using php forms.
  • On the user side, the user can enter a shipment number tracking number and get the latest information about the shipment.

 Google gmap API integration with Drupal.
     (This project was done using gmap, drupal, php and Mysql. I was the freelance developer who did this project.)

  • Setting up and creation of the gmap.ini file for google maps was done.
  • Map markers and taxonomy terms in drupal were setup correctly.
  • Renaming of the map icon images were done accurately according to the gmap.ini file requirements was done by me working as a drupal developer.

 PHP MYSQL content management system.
     (This CMS project was done using php and Mysql and flash api xml). I'm a CMS developer, so contact me if you want to create a CMS from scratch or need to customize an existing CMS.

  • Unlimited Categories and sub categories tree level was done.
  • Integration with flash actionscripting and xml was done.
  • Fckeditor WYSIWYG editore was integrated maintaining the content of the actual dynamic pages.
  • File uploading is also allowed and dynamic image resizing was also included in this php project.

 Paypal Website Payments Pro Integration. Paypal Payflow integration.
     (This project was done using php and curl and paypal api by me in the capacity of custom paypal developer. Contact me if you want to integrate paypal api or paypal IPN.)

  • A paypal invoicing database system was created.
  • The customer is emailed a secure link using which the user can pay for an item using phpmailer.
  • Rigorous paypal sandbox testing was done , before taking the payment page live.
  • Seamless integration was done using paypal pro Directpayment method and express checkout, so that the customer does not leave your website at all.
  • Name value pairs paypal NVP was used securely.

 Forms database Mysql search engine project.
     (This project was done using php. Freelance web developer. )

  • Paypal IPN automatic integration was done.
  • User can signup, login, User registration fields.
  • Admin can manage user data.
  • Automatic search engine submissionf urls were done.

 Spidering Countries, State, Cities data.
     (This project was done using php CURL and regexp by me working as freelance developer.)

  • Tree wise spidering of data was done.
  • Excellent concise regexp was used to retrieve data efficiently.
  • New updated Data is being spidered/scraped on a continuous basis.
  • This web scraping project was done using php and mysql.

 Customizations and modifications to Dynamo real estate listings script.
     (This project was done using php mysql dynamo)

  • Complex custom programming and modifications were done to the dynamo DYNAmicMOdule real estate listings script created by lucky marble solutions.
  • A custom Image resizing function using PHP GD was done.
  • The Custom fields addition to the listings function was streamlined.
  • Javascript modifications were done to display the image mouseovers properly.

Mozilla firefox addon extension.
     (This project was done using xul, javascripts, firefox addpon)

  • XUL javascripts were used to create this addon.
  • This firefox extension has the Ability to Upload any files automatically.
  • This firefox addon works when a normal HTML form with upload button is opened.
  • This addon creates a custom button in the TOOLS menu of firefox.

An online car rental booking system.
     (This latest freelance development project was done using php mysql. )

  • A customer can book a car for travel from designated Cities. The customer has to choose the FROM and TO location and specify how many passengers, boarding point, any extra luggage etc.
  • The customer then finally pays for his booking using paypal .
  • The order is passed on to the appropriate car rental agency.
  • The php Admin panel contains provision for adding and maintaining the car rental agencies.

An online car rental booking system.
     (This latest programming project was done using php mysql by me working as freelance php developer.)

  • A customer can book a car for travel from designated Cities. The customer has to choose the FROM and TO location and specify how many passengers, boarding point, any extra luggage etc.
  • The customer then finally pays for his booking using paypal .
  • The order is passed on to the appropriate car rental agency.
  • The php Admin panel contains provision for adding and maintaining the car rental agencies.

An Assessment Survey Website.
     (This latest freelance programming project was done using php mysql)

  • Users can buy an assessment survey by paying through paypal.
  • Paypal IPN integration was done.
  • Users once they are logged in, can answer a series of 25 to 30 questions divided into 5 to 6 categories.
  • After the user completes the survey questions, the overall score of the user is generated using mysql queries.
  • From the php admin panel, the super user can download reports in CSV and Excel (xls) format.

A custom shipping module for Oxid Esales Shopping cart.
     (This latest freelance programming project was done using php mysql and oxid esales.)

  • A custom shipping module for the Oxid eShop ( http://www.oxid-esales.com ).
  • This custom oxid esales module calculates delivery costs based on kilogram weight prices multiplied with the total weight of all products ordered.

Conversion of PHP4 script to PHP5 environment.
     (This latest freelance programming project was done using php mysql)

  • Various customizations were done to this php4 invoice script.
  • Form input validation and form input sanitation routines were created.
  • This php invoice's script dependence on GLOBAL variables was removed.

Creating a php document management system for a lawyer firm.
     (This project was done using php mysql and ajax.)

  • Document Management system using php mysql and ajax.
  • Admin can add/edit/delete document index terms.
  • Admin can add/edit/delete document categories.
  • Basic search and advanced search.
  • Document can be edited using a web based WYSIWYG editor.

Php facebook api integration project.
     (This project was done using php mysql facebook api and ajax.)

  • Facebook graph access code was requested.
  • Facebook Access token was also requested.
  • Facebook api publish_stream access permissions were needed.
  • Facebook api offline_access permissions were also needed.
  • Facebook open graph protocol was used to automatically post to facebook wall and also create automatic status updates.

Php CodeIgniter - Open source PHP web application framework modification project.
     (This project was done using CodeIgniter - Open source PHP web application framework .)

  • CodeIgniter framework scripts were modified.
  • New sections were added.
  • New codeigniter forms were created.

Perl spider web crawler for price comparison website.
     (This project was done using perl, lwp, mechanize modules and regex regular expressions.)

  • An optimized perl web spider crawler was created using perl mechanize.
  • Regular expressions were used to retrieve data from websites.
  • The price of different products were spidered and saved in a database. Price from different websites were compared for this price comparison script.



List of My Programming Services Offered.

 Contact Me



For all your custom programming and development needs. I normally quote item by item basis. So feel free to send me more information so that I can give you a fixed timeframe and quote for your software programming or web development projects.
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List of Projects Completed.

List of My Programmer Developer Certificates.

High IT aptitude professional High IT aptitude professional.
Linux Administrator Linux Administrator.
Certified Programmer Certified Programmer.
Certified Web Programmer Certified Web Programmer.
Certified Advanced Programmer Certified Advanced Programmer.
Certificate of  programming excellence My Expert Developer Certificate.
I am currently open to taking up new php and asp development projects.

So Email me at info (AT) perl-resume {DOT} com and send me your project requirements and
I will get back to you with a no obligation free itemized price quote.
I quote fixed prices. © Christopher Sagayam (freelance php developer) 2014

No advance Payment needed. Milestone Delivery Based Payment Schedule Preferred.