Website Development Mobile App Development Freelancers

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  1. ping Li

    ping Li

    Mobile app development, graphic design, website development

    China - Last active: 2 months ago - Tests: 3 - Portfolio: 13

    I have been working in IT field for 5+ years and I can offer you the following services: *Graphic design* *Website development* *Mobile app development* *English<>Chinese translation* I devote myself to provide the best service and deliver best quality jobs. I appreciate every opportunity to work with you! *** I only apply to jobs that I have confidence to do a great job! ***

    $28.00 /hr
    354 hours
    4.95
  2. Sachin C.

    Sachin C.

    Coldfusion, SQL Server, Oracle, Twilio, Stripe, PHP, FFMPEG, ExtJS

    India - Last active: 1 day ago - Tests: 4 - Portfolio: 1

    I have extensive experience in developing web applications using coldfusion, php, asp, asp.net, jquery, sql server, Oracle. I also have expertise in migration of coldfusion websites including installation of webserver. I have extensive experience working on integration of Facebook, Gmail, Yahoo, linkedin, Twitter and Twilio API's.I have sound knowledge of domains like Benefits, Ticketting systems and Publishing systems.

    $20.00 /hr
    4,278 hours
    4.71
  3. Thomas P.

    Thomas P.

    Expert front end web and app developer

    United Kingdom - Last active: 2 days ago - Tests: 4 - Portfolio: 5

    I'm an expert front end developer using JavaScript, TypeScript, Meteor, Durandal, Knockout, and strive to follow SOLID principles. I have experience writing software for real estate, catering, and the health sector. I write clean, easy to understand, and maintainable code. I am also experienced in responsive design using Bootstrap, LESS, CSS3, and HTML5. Revision control software I've used includes Git, Github, Bitbucket, TFS, and SVN. I have created numerous apps for Android, iOS, and Amazon devices. In previous employment I managed and mentored junior developers, I created coding standards for all developers to adhere to, I was a code reviewer meaning I had to accept or reject other developers code based on code quality, and I prepared learning material and taught classes to junior developers on TypeScript, Durandal, and Knockout. I am fluent in English and Welsh (born and bred in the UK). I have a first class BSc honours degree in Computer Science. I know that communication is key to a successful project. When working on a project, I give daily updates, be it a skype call / message, or an email / odesk private message. My working hours are extremely flexible, and if you are in a different time zone I go out of my way to communicate or work with you when it is convenient for you.

    $37.00 /hr
    643 hours
    4.99
  4. Vivek Viswanathan

    Vivek Viswanathan

    Expert Web App Developer & Manager

    India - Last active: 18 days ago - Tests: 6 - Portfolio: 3

    Over the last 8 years, I have developed a wide range of scalable & responsive websites on the cloud. My core competency lies in complete end-to-end management of the Project, and I am seeking opportunities to build websites from the ground up for you and your business. As part of my experience, I've worked for different companies and for various projects, from small startups to large corporations, from small device-oriented applications to multi-layer, cross-platform software. With a strong background in Agile development methodologies, I've worked with remote teams and clients from all over the world. I'm fluent in using the below programming languages/frameworks: Front-end: HMTL5, Flex, jQuery, jQuery-Mobile, BootStrap, Foundation, Canvas Libraries Back-end: Java, Spring, Struts, iBatis, BlazeDS, Php, Magento Mobile App: Phonegap Database: MySQL & MS-SQL Scripting: Perl, VB Script Other Expertise: Optimizing SQL query & web pages for performance, VB Macro I enjoy new challenges, looking to overcome my own high standard goals.

    $30.00 /hr
    911 hours
    5.00
  5. Luka Bartolic

    Luka Bartolic

    Developing and designing creative Web & Mobile applications.

    Croatia - Last active: 5 days ago - Tests: 4 - Portfolio: 10

    In my high quality and creative work on Web projects I commonly use PHP, CSS, Javascript, AJAX & HTML technologies. For the database implementation I use MySQL and for the efficient data transfer between database and application (or web site) I prefer to use JSON technology. I work hard on every project and always aim towards perfection of design and functionality. Besides being an experienced web application developer, I'm also an experienced designer. I love creating powerful and demanding designs, logotypes, banners, etc. using Photoshop and other tools. Besides web development, I have an experience in Visual C, C++ & C# programming languages. I develop mobile cross-platform applications, whether they are games or user applications that have a certain purpose. Great contribution to the high quality of the outcome product comes from discussing with other people too - for an example, while working I often discuss about better and nicer solutions with my friend and also a great web developer Davor Leric what fully increases a quality of the work. PRIMARY TECHNOLOGIES: MySQL, Javascript, CSS, AJAX, JSON, PHP, HTML, LUA, FTP, Microsoft Windows, Mac OS, Linux PROFESSIONAL SKILLS: Video Production, Web Designer, Web Developer, Graphic Design / Layout Art, Development of specific applications, Multimedia Designer, Game Development, Logo Creation, Advertising Banners, Programming, Database Administration, Database Design, Client-Server Applications, Banner Ads & Icons

    $20.00 /hr
    22 hours
    5.00
  6. Nisha Johnson

    Nisha Johnson

    Software Test Engineer

    India - Last active: 14 days ago - Tests: 3 - Portfolio: 5

    I am seeking a challenging environment to utilize my skills as a person involved in Software Testing. My skill set is summarized below: • Good in manual testing • Experience in black box testing • Knowledge in SQL Query • Analyzing Requirement Specification Document • Exposure to functional, integration, system, regression & other testing methods. • Ability to simulate and brainstorm for test cases • Writing and executing test cases • Identify Test Data, Execute Test Conditions • Well versed in Defect Tracking and Bug Reporting using Bugzilla • Exposure in testing web applications using multiple browsers • Responsive Web design testing • Usability testing and test report I can provide you with: - Functional testing - Manual testing - Regression testing - Integration testing - UI testing - Cross-browser testing - Website testing - Desktop app testing - Responsive Web design Testing - Usability Testing - Test Case/Plan & document creation - Bug reporting & tracking

    $27.78 /hr
    1,155 hours
    4.81
  7. Zulqarnain Sarani

    Zulqarnain Sarani

    KOFAX (DMS) and BPM Consultant. SP2010 Developer. SMS Gateway APIs

    Australia - Last active: 1 month ago - Tests: 2 - Portfolio: 1

    To assist clients and customers achieve their desired goals by providing consultancy thus allowing customers to gain the competitive advantage yet in productive fashion. Expertise range from providing KOFAX consultancy, custom KOFAX development, workflow development, web development, SP2010 consultancy, Skelta workflows development (BPM.Net) etc. Extensive knowledge and practical experience integrating SMS gateways APIs by Twilio, Silverstreet, Spryng, Ozeki, 42Tele, Tyntec, Nexmo, TextMark, Trumpia, Avid and Anchor.

    $50.00 /hr
    855 hours
    4.80
  8. Saadat R.

    Saadat R.

    QA Expert - Security & Penetration Testing Specialist

    Pakistan - Last active: 7 days ago - Tests: 3 - Portfolio: 25

    SKILL SUMMARY ABOUT ME Being an Independent Software Quality Assurance & Testing personnel and full time freelancer, I have delivered testing analysis, design, and execution, reporting, fixes and follow-up services to my offshore clients all over the world particularly in USA, Canada, UK, France, Europe, Middle East, Russia, Japan, Australia etc. My specialties are ¤ MSc in COMPUTER SCIENCES with Specialization in Software Quality Assurance ¤ More than 11 years of hands on QA, QC, Manual & Automated Testing experience ¤ Vast experience in Automation Testing using Selenium Webdriver, MS CodedUI, LoadRunner, TestNG, Telerik WebAii etc solutions ¤ Extensive experience in Web, Desktop & Mobile Application Testing ¤ Extensive experience in Agile/Scrum/Kanban/Lean methodologies ¤ Extensive Experience of Security & Penetration Testing (Ethical Hacking) ¤ Great experience of Leading the QA Team, Writing test plan, Test Cases using requirement specifications, user stories, and system understanding ¤ 100% flexible, can work in any time zone 1 – REQUIREMENT ANALYSIS & UNDERSTANDING 2 - COMMUNICATIONS 3 – TEST PLANNING & DOCUMENTATION 4 – TESTS DESIGN 5 – QA DOCUMENTATION 6 – TEST EXECUTION I have performed extensive Manual & Automated testing for a wide range of almost all kind of Mobile, Web, RIA, Desktop Apps. I have always organized deliverables in a complete, clear, of good quality, and in timely manner. I perform different combinations of following testing types: 7 – TESTING TYPES ¤ Functional, Integration, System ¤ SOA, Web Services, 3rd Party API ¤ Boundary Value Analysis, Destructive, Structural ¤ GUI, UX, Usability, Accessibility ¤ Cross Browser, OS/ Platform/ Device ¤ Regression, Sanity, UAT, Exploratory ¤ Cookie, Session, User Authentication ¤ Security & Penetration for Mobile & Web apps ¤ Database, Multilingual ¤ Performance, Load, Stress ¤ BlackBox, GrayBox, WhiteBox ¤ Installation, Configuration, Software & Hardware Compatibility 8 – DATABASE SKILLS ¤ Sound expertise of Databases i.e. MySQL, MS SQL Server, ORACLE, PostgreSQL, MS Access, SQL, and related technologies ¤ Reviewed DB Schemas for improvements ¤ Performed Data Verification & Validation, Data Mapping, Feed Scheduling of DB Apps using SQL Scripts ¤ Involved in Performance Testing, Query Optimization, counting # of Data Reads on the pages ¤ Used SQL queries to evaluate and validate loaded/ imported data from external sources 9 – DEFECT REPORTING & ANALYSIS ¤ Defect Reporting with thorough Details & Reproduction Steps along with Screenshots, Screen-casts/ Videos, Images, Scripts etc. ¤ Defect Analysis based on Test Metrics ¤ Defect Summaries with Module-wise Metrics ¤ Status Reports, Quality Metric Reports, SQA Analysis Report 10 – FIXES AND FOLLOW-UPS ¤ Tested critical Bug Fixes and coordinated with developers ¤ Engaged in Release Setup/ Notes/ Support/ Follow-Up and testing the Release Delivering Process ¤ Coordinated with clients upon New Fixes and Change Requests 11 – QA AUDITS ¤ Reviewed Business Requirements, FS, and CRS Documents ¤ Design, Code Review, Project Plan, Design, Training Audits ¤ Verification & Validation Audits ¤ Review for QA artifacts like Test & Validation Plans, Test Cases and Data Validation SQL scripts

    $15.00 /hr
    414 hours
    5.00
  9. Alex Torres

    Alex Torres

    MEAN Stack developer / Full Stack / Mobile

    Spain - Last active: 1 day ago - Tests: 2 - Portfolio: 2

    I am a full stack developer with good experience using Node.JS, Angular, Express, Jade and severals database models like Mongodb, PostgreSQL or mySQL. I developed single pages applications and REST API services. Worked with JSON and XML data models. Also, I'm considered a Junior Mobile developer that can handle very well the connection between a web app and a mobile application.

    $16.00 /hr
    73 hours
    5.00
  10. Sergey S.

    Sergey S.

    web developer

    Russia - Last active: 3 days ago - Tests: 3 - Portfolio: 1

    My name is Sergey. I am experienced PHP developer with 4 year development experience of web applications. My skills: HTML, CSS, PHP, javascript, jquery, java, MySQL, JSON, XML. Website development and promotion from scratch. Creating CRM from scratch and its further development. writing parsers (obtaining data from different sites) of varying complexity. Also i have experience with integration with other web-services like payment, sms, email services. I love my job and do it with great quality, this proves my reviews. I take the job only if i 100% sure that i can do this job very good) To my work always give a guarantee.

    $15.00 /hr
    185 hours
    5.00