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Senior iOS /Android /Web Developer

Username: danchoe2011

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Location: Dandong, China

Member since: April 2011



(95 reviews)

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5 users have recommended this freelancer.

My skills:

My projects:

  • [Sealed]
    Profile image for Seller ayani12009


    Mar 10, 2014

    Excellent iOS developer. Did a great job. I highly recommend danchoe2011 for any type of iOS app development. He is an expert in this area. Very Quick in work.

    Project Description:[This is a Private Project. You must be logged in to view the Project Description]
  • $2580 USD
    Profile image for Seller gustavoschv


    Jan 13, 2014

    Good work. Fast learner.<br/>

    Project Description:Medical app in progress. I need a complete version of iPhone app and then Android app. Hoping to seal the deal with Ying Mei&#039;s team. Medical app should include recommendations for patients.
  • $34984 USD
    Profile image for Seller viprealty


    Dec 11, 2013

    Sun is the best Developer I have ever worked with. He is always professional and helpful! He has worked with me over a couple of months to build a very large and proprietary IOS Application. Everything he develops is A+ quality, and always provides support for any bugs and/or corrections. I would highly recommend Sun for any project! He is now working for me on the next version of the Application and I hope to continue to do a lot more business with him! You will not be disappointed with Sun!<br/>Sun successfully completed our Version 1.0 of the ROV1 App! Best Developer! We will use him for the next couple of versions and highly recommend him!<br/>Great Work. Sun continues to be the best programmer for our app Projects!<br/>Great Developer. Sun is both fast and efficient! Never any errors! Great development manager<br/>Continues to be our best developer and great for support!<br/>Continues to provide great work and perfect support! Great developer!<br/>Great Developer! Sun is the best professional for any difficult development project! Exceeds all expectations. Highly recommend him!<br/>Great work and continues to be the best! <br/>Continues to be the best developer I know! Will continue to have Sun as my best project developer for Version 2 of my company application. <br/>Great Work! <br/>Great Work! Continues to be the best developer!<br/>Great Developer! Continues to be perfect! <br/>Very good Work! Perfect in all areas! Highly recommend<br/>Continues to be great! Perfect work and great support! <br/>Continues to be the best developer! Great work and support!<br/>Great work once again! <br/>Perfect! Will continue to work on all our Applications and new versions!Highly recommend working with Sun!<br/>As always, Perfect! <br/>The best developer. Has always met our deadlines, and quality of work is A++. Would highly recommend Sun for any project!<br/>The best developer. Will be our developer for all future work! Always on time and very reliable! <br/>Amazing developer. Would highly recommend Sun to anyone that needs the Best! <br/>Great Work! Keep up the great work. We could not have been this successful with IOS Applications without you Sun! The Best!<br/>The best developer! Period! Always on time, always delivering A+ Work! Great!<br/>Continues to deliver great work! <br/>Amazing Programmer.. Great Work. <br/>Great Work and very good in helping decide best logic to implement in our company App! Perfect.<br/>Great Work!<br/>Great work and understanding. Very helpful in deciding the best logic options with me. Appreciate all the hard work. <br/>Great work!<br/>Continues to improve company application! Great Work!<br/>Quickly integrated complex features into our application. Great developer.<br/>Very great programmer. Knows how to implement it all!<br/>Quick, efficient developer! Great IOS developer! <br/>Great Work as always. Quick and great quality work. <br/>Great Work. Always understands scope of work!<br/>Quickly completed all tasks and updates. Great work. <br/>Great Work!<br/>Completed the updates perfectly! Thanks!<br/>Great work. <br/>Great Work. Perfect<br/>Amazing IOS developer! Best I have worked with!

    Project Description:Continue the development and support of our real estate application. Continue to build application database, user interface, and assist in debug period. Will also consult on the distribution via iTunes.
  • $1563.8 USD
    Profile image for Seller jbcrowdcontest


    Dec 1, 2013

    Great Quality Work!

    Project Description:Develop an Application for a Destination in Northern Virginia to use as a holiday inspired engagement tool focusing on users creating a custom wine label and having the ability to share that label with their friends and family via social media, email and SMS...
  • $515 USD
    Profile image for Seller iconade


    Nov 20, 2013

    Perfect! Very professional job. Thanks

    Project Description:Hello, I am looking for somebody to help me to create a iphone/ipad app for my website. The application should connect to the homepage, just like a browser (without navigation bar). Users can search for something(my website is a search engine) and get the results in the same page...
  • $881.9 USD
    Profile image for Seller matcheditpro


    Nov 13, 2013

    Highly skilled, works very hard, very capable, incredibly fast, will use again.

    Project Description:I have an existing fully functioning iOS app that is integrating with an existing and fully functioning WordPress theme, can you change the look and feel of only the iOS app to my design specifications? Not looking for new functionality only design changes to the iOS app...
  • $1070 USD
    Profile image for Seller moomyz


    Sep 22, 2013

    perfect work

    Project Description:work smoothly as ios version
  • $60 USD
    Profile image for Seller Terralever1


    Sep 19, 2013

    Great freelancer! Incredibly fast and exactly as requested.

    Project Description:There is an existing web site. I want to create a working copy of one page from that web site on a different server. You will not have access to the source code. Instead, you must look at the public HTML, CSS, and images...
  • $1550 USD
    Profile image for Seller moomyz


    Sep 17, 2013

    Bugs were solved, faster than expected .app is running smoothHigh quality- amazing job as always

    Project Description:De Bugging iPhone 5 app and make it work smoothly
  • $300 USD
    Profile image for Seller moomyz


    Aug 31, 2013

    fast and professional, now app is much faster with no bugs

    Project Description:the app has problem scrolling, when there is many pics
    danchoe2011 has not completed any projects.
  • $38 USD/hr In Progress

    I need to design mobile application on IPhone & IPad to use the camera of the phone to capture image and video and make some modification on the image to be in a cartoon style but the picture&Video should be in high resolution. I will reflect the original image to cartoon style , So when I look to the picture or video after processing should I know who is in the picture.all the pictures and video will be saved in the memory of the phone.all the details will be discussed later.regards

  • $300 USD In Progress

    The app has been built and runs on ios7, however it was rejected by the app store as not being compiled in ios7 sdk and or not being optimised for iphone5s. When I recompile the project there are a number of deprecated libraries that provide a warning. I have have the source code I can send through and I simply need it made suitable for ios7, optimised for the iphone 5s and the deprecated libraries

  • $35 USD/hr In Progress

    Dear Sun,We are interested in creating an IOS and Android app for our retail outlets.Our retail business is Swimming pool shops were we test clients swimming pool water, sell chemicals, swimming pool equipment, service of swimming pools.The app we create will need to have the following features and functions.1) push notifications to advise clients to bring water in for testing.2) service and inquiry booking form.3) location map of our locations.4) contact details.4) local weather updates and forecasts.5) access to our social pages.Could you advise if you are able to create these apps.If so could you give me costing.Kind RegardsFrank

  • $3608 USD In Progress

    it will be same feature as the ios version

  • $38 USD/hr In Progress

    Continue to develop the ROV1 App for VIP Global Realty and VIP 1-Step Process.

  • $39 USD/hr In Progress

    Already discussed with developer. The app is a video app that allows to stitch various videos together and make one video which plays simultaneously.

  • $3000 USD In Progress

    I would like app created in 4 platforms beginning with apple.

  • $1546 USD In Progress

    General OverviewAugmented Reality app for the iOS environment. Utilize Geo-location markers to locate local businesses.---------------------------------------------------------------------------------------------------------------------------------------------------------- We need help completing an AR app (See specifications below)- The app has been designed - A lot of the app has been programmed using ARLabs software (See &quot;Completed&quot; notes below)- We also have a test version of the app- Selected programmer will receive source files- We have built the back-end for the admin and business database.---------------------------------------------------------------------------------------------------------------------------------------------------------- We are looking for a programmer that can customize ARLabs software (or AR software of your choice).- Experienced programmer only! - Excellent communication needed!- Schedule must be met!- Must provide links to existing Augmented Reality work- Responsible for set-up to app deployment in iTunes- Ability to add 3D models- Able to build corresponding apps for iPhone, iPad ---------------------------------------------------------------------------------------------------------------------------------------------------------Specifications1. OverviewAugmented Reality app for the iOS environment. Utilize Geo-location markers to locate local businesses.2. Views and Functionality (See attached design)A. Home: / Completed /- Opening screen- Link to Categories screen- Link to Info screenB. Favorites: / Completed /- List of saved businesses- Click to business Message- Remove Favorite by clicking star icon next to business- Notification: User sees updated message icon when Favorite business adds new message- Record users Favorites in admin of server C. Find (Augmented Reality) : / Almost completed - Need help here /- Utilize phone and iPad view- Display businesses within 1 mile radius- Click to business Message- 3D: User can view available 3D models based on business Geo-location - Current issues: / Need help here /1. Geo-location not correct2. Buttons overlap3. Clicking on some buttons not working properly4. Make sure that app runs smoothly5. Add 3D model featureD. Message: / Completed /- Pull info form database: Business name, address, phone, web, description and text- Click Call, Route or Web functionality- Save to Favorites- Sharing: Twitter, Facebook, LinkedIn: / Need help here /---- Call: Direct to phone functionality---- Route: Direct to map-route functionality---- Web: Direct to Safari browser functionalityE. Map: Review and make final adjustments: / Need help here /3. Programmer: - Programmers must sign non-disclosure before viewing specifications of this project.- Review overview and layout- Provide final design specifications, outline of services, cost and timeline- Platforms: iPhone 4, iPhone 4S, iPhone 5, iPad 2, iPad 3, iPad 4- App viewable in portrait and landscape view- Correct Geo-location scripting for address locations- Marcy Design will provide necessary server environment according to programmer&quot;s specifications.- All data updates will be made from Marcy Design admin panel- Double-check all sizes of text and buttons- Important: Make recommendations and improve design / functionality!4. Status- Design: / Complete / - AR map integration: / Need help here - See above /- Map/routing feature: / Completed /- Other features including social sharing: / Need help here - See above /- Testing and completion of app: / Need help here /- Submission and acceptance by iTunes: / Need help here /5. Timeline3 - 4 weeks total---------------------------------------------------------------------------------------------------------------------------------------------------------

  • $5500 USD In Progress

    develop a chat and sip application based on imsdoid for iphone and android phone.for iphone app, you need object c, apple development work experience.for andoid app, you need c and java qualify either app, you need to provide previous finished work so we can decide if you qualify.

  • $500 USD In Progress

    Need the Android Java project called Click Pow.

  • $1578 AUD Today

    Please do not apply if you have not designed iphone/ipad and android app&quot;s previously.- You must be able to provide previous examples of iphone app work completed.- We are not a charity, we will not be paying amateurs to learn, we want experienced Iphone app professionals only. - Please state if you would like a weekly wage, a lump sum payment upon completion of each job and how and when you want to be paid. - The successful candidate will be an experienced person looking to earn an income over the next 12months. You will have strong English skills, understand how the western world works. You will be able to trouble shoot think outside the square and complete jobs with minimal fuss. - Im looking to hire a person to complete three apps, however when these three are completed I should have another 3 thereafter.You will complete one Iphone app at a time.The iphone/ipad apps differ greatly.- You will receive a design flowchart of how the iphone/ipad app will work.- If the app is successful after launching then you will be paid to create an android app to mimic the iphone app.- You wont receive any artwork - this will; need to be done by you or outsourced by you- You will receive a precise(short story) intro, background, history.

  • [Sealed] Today

    READ THE FILE PLEASE BEFORE YOU APPLY.We want to publish an iphone and android app.This app remind the user to take daily images. and then compile the end result in a video that can be shared on facebook you tube etc.Think of time lapse. A similar App is PICR available on the app store of IOS.Please read the attached file and ONLY APPLY if you agree with our terms on section one and fill in the answers of section 2.When you apply you must attach your answers on this.DO NOT APPLY WITHOUT READING PLEASE.

  • $526 USD Today

    We have the designs (See Attached 5.jpg) just need the programming part of the app.We will not award any bids over $500.We respond quick and we give detailed explanation on what we want.Please explain in detail what you will do. i.e.Program appPost to Apple for review and submission etc.Thanks.TechLeague.

  • £3157 GBP Today

    I would like to develope a mobile application in three native mobile platforms ( iPhone Android and Windows phone). I have the screen designs an some flow for the app. This app will need to talk to web services and a larger back end system.I have a beta version that was used for POC ( with a few bugs) . However we would like to redevelope from scratch.The app uses push technology to send alert messager and receive accknowledgement back from the mobile user when thay have pushed the accknowledge button or have read the alert message.

  • $31 USD/hr Today

    We&quot;re looking for an Android NDK specialist for an small-scale project which may be followed by ongoing support for some time.Reasonable English is mandatory.-SP

  • $39 USD/hr Yesterday

    Developing applications on the mobile alarm management

  • $1578 CAD Yesterday

    I want a customizable app that will display images and prices for items like tattoo flash art or ecigarettes and accessories. Backend availability to chage interface colors and themes but only allow front end users to see products and images. Very classy and smooth interface. High quality image viewing that are zoomable. Able to choose folders on SD card as locations for the photo galleries and availability to modify prices in backend portion. I would like somone to be able to browse items from a tablet while they are in store.

  • $1052 USD Yesterday

    HI i need a simple iphone and android app- users take a photo on the app this photo is then uploaded to our server the user can assign 3links to the app ie a youtube link, vemo link etc- using augmented reality when another user looks at the same thing with the camera on there mobile device with the app open they will be presented with the 3 links to click on

  • $2105 USD 3 days ago

    Development of social media mapping for Android SDKRequirements-Enable real time location of user-Design of app layout -Expand categories-Add Miscellaneous option to menu-Add Deals option to menu-Enable reminders function-Enable option to turn off/on real time location of userWill update on addition details in couple more days

  • $52 USD/hr 3 days ago

    This project is a simple gallery application in Android and iOS with 30 pictures that can be swiped back and forth like a book, and also has pop up buttons which appear in the corners that indicate next and previous pages.

  • [Sealed] 3 days ago

    [This is a Private Project. You must be logged in to view the Project Description]

  • $526 USD 4 days ago

    A simple relaxation app that plays relaxing music.You navigate the app by swiping left or right, each screen is a full screen image with a play/pause button.I need to be able to change images and music and add additional screens/tracks with updates.All graphics supplied.

  • $1473 AUD 4 days ago

    Need to build an app to locate and pin point perticular POIs from a database

  • $2368 USD 6 days ago

    We are looking for a developer(s) to create an app for android and apple mobile devices to create a platform that allows people to buy sell and trade textbooks. It is a location based app. When you respond to this description please type the code bookit.

  • $1578 USD 6 days ago

    I need to create simple photo editor for iPhone and/or iPad.The user can choose any image from his phone gallery and add simple text or comment over the image.The user can choose size, font, color and location of his text.The user can save the edited image locally or share it directly from the app.The user can share the application link on Facebook or Twitter.We will place water mark on each image created by the app.Few more features will be discussed with the winner developer.

  • $1052 USD 6 days ago

    Looking for a application that will read the android phones GPS data, then display and send it via Bluetooth to a paired device. The application should scan and list all Bluetooth enabled devices.The intended device will be an Arduino.there should be a button that when pressed sends the informationeclipse project files will be required for emulator testing

  • $526 USD 6 days ago

    We want to make a basic incident management system You will have a section for management that users will type admin. only one for each office. Users with only basic role Appointed incidents may send their configuration data. Then will be able to see their function than answer each administrator. 1. I will provide you design2. I will provide you Admin panel3. I will provide you php backend for site4. this App have only 4 UI5. I need only portraitThanks, Good Luck

  • $1578 USD 7 days ago

    I am looking for a programmer who can simulate this app: just want to have shoe information on the page. When you click the page, it will lead you to the product information. This is my second iPhone application, my first was a graphics game so I am unaware of the price of this app. The lowest bid wins/

  • $5263 AUD 7 days ago

    I need someone to create an iOS app for my business. The app should be functional and professional. The app should also follow the branding of my business.Please message me if you have any questions.

  • $1052 USD 7 days ago

    I want to develop an iphone app that would communicate with the Fitbit device based on a predefined criteria.

    danchoe2011 does not have any open projects.
    danchoe2011 does not have any work in progress.
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Jan 2010 - Present (4 years)



Project Manager

Jan 2005 - Jan 2010 (5 years)


Web Solution & Mobile App Project Manager


Jan 2003 - Jan 2005 (2 years)


Mobile Phone Developer



Shanghai Jiao Tong University



Beijing University of Technology




Sun Micro Systems


Sun Micro Systems

Sun Certificated Java Developer

Zend Certified PHP Developer


Exam Result : 92%


iOS App Development Experience

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