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Flag of China Bengbu, China
Member since April 16, 2016
8 Recommendations

Senior Software Developer

Online Offline
YOU are trying to change the world with your BUSINESS. So am I. There are many benefits of building a mobile app and website, and some of them are following: ★ Increase sales & users. ★ Improve the customer experience. ★ Compete in a specific market. ☆ I WILL HELP YOU ACHIEVE YOUR GOAL WITH 10+ YEARS' AMPLE EXPERIENCE. ✅ Skills • Xamarin/C# • React Native • iOS/Swift/Obj-C • Android/Java • Ionic1&2 • Laravel/CI/WP/Yii/Symfony/PHP • Angular/React/Node/Express JS • J2EE/JSP • Django/ROR • WPF/WCF/Azure/ASP • MongoDB/Mysql • AR/VR/Unity3D ✅ Services • Full time(40+ hrs/week) • Good communication & Instant response(24/7 availability) • High quality & well-documented product • 3 months free maintenance ☆ DO YOU WANT TO GET INSPIRATION? PLEASE CHECK MY PORTFOLIOS. One more thing, though, if you need low quality or non-guaranteed product, please look elsewhere. It will save us both time and energy. Otherwise, feel free to contact me anytime. I will get back to you ASAP. Cheers Lang
$35 USD/hr
90 reviews
  • 88%Jobs Completed
  • 98%On Budget
  • 97%On Time
  • 10%Repeat Hire Rate


Recent Reviews

  • image of crystalleexun Business Communication Mobile App RM1460.00 MYR

    “Liang Liang was really professional and delivery speed was exceptional. Definitely someone to find when you need help on your app. He fulfilled all our request and do it accordingly to what we expected. Will definitely rehire him!”

  • image of hlang98923 Build a ffmpeg solution to re-stream HLS streams $300.00 USD

    “He is definitely very knowledgable and managed to deliver the project despite some unforeseen difficulties at the beginning. He is very good at problem solving and does not give up until a solution has been found. Can definitely recommend him.”

  • image of engenharia Write an Android application (Dashboard and history) from API rest $155.00 USD

    “He didn´t finish my project but is a trust people and give back my money.”

  • image of sridhar749 Project for Senior Software Developer -- 2 $1300.00 USD

    “Langlang is very responsive and available whenever needed. Excellent resource and will hire again.”

  • image of freedartt WPF Data and form project (Telerik Controls) $1200.00 AUD

    “Lang Lang is an exceptional programmer. My data driven WPF with modern UI was built very quickly and to a high standard. There was a good understanding of the requirements at the start but like most projects some details require discussion once you get started, any design issue from the scope of work, Lang Lang had a nice solution and really understood what we needed in the end. Delivered ahead of time and very neat structured and commented code all the way through.”

  • image of tonyavdv Project for Senior Software Developer $800.00 AUD

    “A pleasure to work with and incredibly skilled at the work needed. We required some very complicated coding that other people said they could not do for us and went looking for a skilled programmer. After looking at all the offers, we have made the best selection of programmer possible. The work was done easily and he is awesome to communicate with and offers ideas to improve the project. We are very happy to act as a personal reference for anything you might need - contact me any time”


Project Manager, Senior Software Developer, Team Leader

Jun 2016

• Software Lifecycle & Marketing Tactics Expert exercise • Lead team developing to build Saas and PaaS • Git / SVN / JIRA / Trello for Remote Team developing experience • Develop Vast mobile and website platform for different kinds of brands (Alibaba, Tencent, Audi)

Junior Software Engineer , Senior Mobile Developer

Aug 2015 - Jul 2016 (11 months)

• Contribute to the ongoing improvement of software practices within the business. • Full lifecycle development using C++ and Win32. • Used native Objective-C and Java to develop state-of-the-art mobile applications for iOS and Android. • Involved at every project phrase, from concept creation to app store deployment. • Helped to reach total downloads in the region of 150,000, with Apps featured in multiple prestigious publications.

Junior Mobile Developer

Feb 2014 - Jul 2015 (1 year)

• Planned and developed detailed project plans. • Involved in full product life cycle from design and development to deployment. • Observed best practice standards in Objective-C. • Helped to generate mobile-friendly versions of existing websites. • Developed and debugged via XCode and Instruments. • Responsible for bandwidth, memory and performance optimisation to reduce total data costs.


Master of computer communication

2010 - 2014 (4 years)


MCPD (2013)


Award winning MCPD in 2013 - from Microsoft * Microsoft Certified Professional Developer *


  • Preferred Freelancer Program SLA
  • US English Level 1


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