Rajeev Kumar Dubey
Upwork's Certified Sr. iPhone Developer
Hi Guys, This is Rajeev, An iOS Expert Freelancer. I have done my graduation in Computer Science and then I have completed my MSC in Computer Science. I am into the iPhone Application Development right after completing my Graduation as a Start-up Company saw the Future Developer in me and Hired me as a iPhone Developer Trainee.
I grew steady but my overall growth was Fast so the company started giving me big projects.
In last 4 years, I have gained excellency in the following :
✔ Native: iOS, (Objective-C)
✔ Web service: XML/JSON, REST/SOAP
✔ Cloud backend: Parse.com, Parse SDK, Parse REST, Parse Cloud Code, Amazon S3 EC2 AWS, Twillio.
✔ Video/audio/image processing: OpenCV, GPU Image, Quartz core, CoreAudio, EZAudio, Pitch Control, Bass, AVFoundation
✔ VOIP, Cloud Communication: Twillio, C2Call SDK.
✔ Speech recognition, text-to-speech, Siri.
✔ MySQL, SQLite, Oracle, SQL Server, ODBC
✔ Facebook, Twitter, Linkedin, Instagram, Youtube, Pinterest, Vimeo
✔ Google Map, Foursquare, Geolocation, GPS, Open Street Maps
✔ Augmented Reality: Vuforia, Metaio
✔ Cocos2D, OpenGL, Corona, Unity3D,
✔ Game Center, In-App Purchase
✔ iAd, Adwirl, Revmob, Admob, Chartboost, Tapjoy, Flurry, New iTunes Testflight
✔ Cloud services: iCloud, Rackspace, Zoho CRM, Salesforce, Azure, AWS, EC2, Dropbox
✔ Enterprise Resource Planning (ERP), Cloud POS, Warehouse Management
✔ P2P Payments: Bitcoin, Guldencoin, hivewallet, breadwallet
✔ Online Payment Gateway: PayPal, Authorize.net, ZooZ SDK.
I have develop applications using native controls like UIView, UIImageView, UIScrollView, Table View, Default and Custom Cell, PageControl etc. I'm also qualified in integrating third party libraries and SDKs in iOS applications like Facebook, Twitter, etc.
As a Navite iOS Developer, I don't use tools like PhoneGap or Appcelerator. I have direct experience with Apple's policies, device capabilities and account management procedures from Submitting more then 50 Client's Apps to the App Store. I do not publish my own apps to Apple, I Publish Apps to the AppStore using my client's iTunes account so that my client may have the full ownership rights on the App.