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Help me build a mobile calling app

£250-750 GBP

종료됨
게시됨 4년 이상 전

£250-750 GBP

제출할때 지불됩니다
User-friendly voice and messaging app with enterprise security. ZRTP vs SRTP No backdoors, no man-in-the-middle attacks Unlimited peer-to-peer calling with out-of-network calling Unlimited peer-to-peer calling Call Mobile or Landlines = VOIP Calling Secure messaging and file transfers Scheduled burn functionality on both ends Available for any Android or iOS device
프로젝트 ID: 21810926

프로젝트 정보

29 제안서
원격근무 프로젝트
활동 중 4년 전

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29 이 프로젝트에 프리랜서들의 평균 입찰은 £944 GBP입니다.
사용자 아바타
Hello ,hope are you well there I have seen your requirement and I am interested in this.I am ready from now to work on your app. i have 7 years of experience in mobile (android / ios ) app development. I will complete your app in less time or in minimum amount. Send me message for more discussion I am waiting for your positive response Thanks
£300 GBP 5일에
5.0 (52 건의 리뷰)
7.4
7.4
사용자 아바타
Hello, Greetings of the day! I saw your proposal and understood completely. We are a team of expert developers and have more than 8 years of experience in the same domain. We will complete your task on time and on budget with great accuracy. Waiting for your positive response Thanks
£500 GBP 7일에
4.8 (25 건의 리뷰)
6.9
6.9
사용자 아바타
Hello, Greetings for the day! I am an expertise Mobile App Developer having 5+ years of experience. My passion is to develop and deploy any kinda mobile application and I have always shown a keen interest in developing them within the stipulated time. A short glance at my core competencies: iOS(Swift, Objective C), Android (Java, Kotlin), React Native and Flutter, MongoDB, PHP, and My SQL, etc. Strong knowledge's of object-oriented programming and software design patterns Working with push notifications and in-app purchases Location and integration Maps (Google maps, Yandex maps, MapBox, Skobbler) Adaptive User Interfaces for all ios devices with (AutoLayout, Storyboard or Size Classes) Client-server application (SOAP, JSON) Rest API consumption GitHub, Amazon web-server Different API integrations Developed and cooperated some apps like: Social Media Applications Events Applications Employee/Vehicle Tracking Apps Video Streaming Apps eTicketing Apps School management system apps As per my knowledge, I hope that my competencies are good enough to get appointed as a Mobile App Developer. Looking forward to your esteemed response. NOTE: MY BID PRICE IS NOT THE FINAL PRICE--IT WILL BE NEGOTIABLE OR FINAL ACCORDING TO YOUR REQUIREMENTS & AFTER DISCUSSION. Regards Dipen
£4,500 GBP 21일에
5.0 (17 건의 리뷰)
6.6
6.6
사용자 아바타
Hello, I have 6 years of experienced on mobile application ( iphone/ ipad+ Android ) and App admimn with development web services where admin can manage the app from backend I have developed the TAXI apps, google map , Event App, Jab Potal App,Restaurant App,Dating App,Social chat with video calling and other apps with clients need . I would approach your project by starting with wireframes and getting the design completed, before starting the actual development phase. Regarding your project if you have any reference or if you have already created a doc then please share with me so I can check and proceed in right momentuim As concern for my skills please take a look on my past work .We have already created more than 600 Apps and around so far . We are highly qualified for this project and would love to speak with you further about taking this project on. Please share more details to check and discuss . Looking forward with more details Thanks
£500 GBP 12일에
4.7 (15 건의 리뷰)
6.0
6.0
사용자 아바타
Hello I’ve read your project description and can know that you're looking for a developer to design and build a voice messaging app. This is a senior developer with over 8 years of professional experience in mobile app development. I have finished my successful projects with 100% customer satisfaction and always try to create the best quality, deliver the best product for you and your business. I love to discuss the details with you so feel free to send me a message to discuss more. Thanks, Hanad
£500 GBP 25일에
5.0 (7 건의 리뷰)
5.2
5.2
사용자 아바타
Hello there, How are you doing?. I have read the description, I have great experience doing similar jobs related to these skills Android, Asterisk PBX, iPhone, Mobile App Development, VoIP. Right now I am placing a place holder bid, We will decide the price and time after discussion. Please start the chat so we can have detailed discussion. Thanks.
£555 GBP 5일에
5.0 (24 건의 리뷰)
5.0
5.0
사용자 아바타
Hello Hope you are doing well. I have checked your project description in detail , and I am very interest in your project because I have completed very similar project last time. We have developed lots of mobile apps and websites. Please send me a private messages so we can discuss about your project more detail. I will provide wonderful project and qualitative code , also after complete I provide full service and do my best for you. Let's built successful project together. Looking forward to hear from you as soon as possible. Thank you.
£500 GBP 7일에
5.0 (8 건의 리뷰)
5.1
5.1
사용자 아바타
Hello, Hope you are doing well ! We are a team of expert developers. We have been in this profession for the past 8 years and we have completed many projects previously. My team have looked up your requirement. We are interested to work on your project. We assure you of the quality and accuracy of the work that we will deliver to you. We will provide you regular updates and hand over all the source to you and also successfully deploy it. We will complete this job within your estimated time and budget. Looking forward to your end. Thanks
£250 GBP 7일에
4.9 (2 건의 리뷰)
4.6
4.6
사용자 아바타
Hello, Hope you are doing well !! I read your job description completely and i found my skills relevant to your project. I am having 3+ years of experience in same domain with satisfactory results. I can assure you for the things like – · I will use the best technology for coding, design, development, testing. · I will work according to your needs and instruction. · I will give recommendations if required in the project. · I am handling multiple projects at the same time. · Provide daily update report · Handover all the source code after completion of the project. I am waiting to hear from you soon. Thanks.
£500 GBP 7일에
5.0 (2 건의 리뷰)
4.4
4.4
사용자 아바타
Hello We are a team of experts, we can design any web page and make it functional with any back end technology whether it is php, laravel, ci or wordpress. We are having some fine developers for CMS and server side scripting. We are committed to our work, our priority is client satisfaction. We also work in Mobile app development. We cover hybrid and native both technologies. We are having more than enough experience for your project. So kindly drop me a message to hire a world class team. Thanks
£500 GBP 7일에
4.5 (4 건의 리뷰)
4.2
4.2
사용자 아바타
We can develop an app just as per your requirement. We have hands on almost all technologies and platforms. Let's chat to further discuss the requirement so that we can share the proposal with you.
£600 GBP 7일에
5.0 (1 건의 리뷰)
3.0
3.0
사용자 아바타
Hi, I am a dedicated mobile app developer having 5+ years of experience. I have rich experience in Android, iOS and Cross platform application development.I have read all your requirement and I wish to work for your project. Here are my main skills: - iOS , iPhone, iPad, Objective-C, Swift2, 3, 4 - Android, Java, C# - Cross platform, Ionic Framework, Xamarin, React Native, Cordova. - Web services, Restful APIs, Node.js, PHP, Python, Angularjs, jQuery, Javascript, HTML5/CSS - MySQL, MsSQL, MongoDB, SQLite. Client satisfaction is always my first concern. Thank you for your time.
£250 GBP 7일에
5.0 (1 건의 리뷰)
0.6
0.6
사용자 아바타
Hi, This is Vipin. I have 6+ years of experience in mobile app development and has expertise in Android, iOS and Ionic framework. I have gone through your project description and would like to work on your project and looking for long term work. Kindly connect to discuss in detail and check my recent work in portfolio section as well. Hope to talk more soon Thanks
£500 GBP 7일에
5.0 (1 건의 리뷰)
0.6
0.6
사용자 아바타
Hi, quality made in Germany: software agency with Full Stack Developer/Designer having 8+ years of experience in the IT industry. Frontend: Angular 2/4/5/6/7/8, React, Redux, Material Design, Ionic, Javascript, Jquery, Typescript, Bootstrap 3/4, WIX, Html5, Css3 Backend: DDD, Event-Driven architecture, Microservices, NodeJS, Microsoft Azure, Asp.net MVC, WIX, Firebase, Asp.net Core, Asp.net Web API, Selenium, Database: MongoDB, SQL Server 2008/2012/2014, MYSQL Virtual Assistant: Amazon Alexa, Google Assistant OpenSource : WordPress Chart: D3, TradingView, Kendo, Canvas, Ng2-Charts, Morris, Chartjs, Amchart Third-Party API: Google Geo/Map, Amazon MWS, eBay, FedEx, UPS Third-Party Payment: Moulli, 2Checkout Security: Oauth, SAML Source Control: Git/Gitflow, BitBucket, SVN, TFS, Jira Third-Party Controls: Kendo MVC/Angular, DevExpress Reporting, PrimeNg, Ngx-Bootstrap, Ngx-Datatable Please allow me to discuss more on this project. * Do you have any reference website? * How many pages will be there? * Can you please share me complete details? so that I can share with you quick mockup design. If possible, can you please provide me Project Requirements Document for the same so we can review the functional flow of the app and based on it we will provide you my final proposal. Thanks
£2,000 GBP 30일에
0.0 (0 건의 리뷰)
0.0
0.0
사용자 아바타
i have it ready made, you could test it free add me on skype, my skype: spyphone2010 just contact me there
£500 GBP 7일에
0.0 (0 건의 리뷰)
0.0
0.0
사용자 아바타
Hi, Thanks for sharing your requirements here. I’m an Experienced Freelancer with a demonstrated history of working in the internet industry. Skilled in IOS/Android, Core PHP, MySQL, HTML, CSS, JQuery, JavaScript. I have worked many PHP related CMS like.. Wordpress, Laravel, CI, Typo3, Magento, Prestashop, OXID eSales, Modified Shop CMS, xtCommerce, OpenCart. I have also created some good extensions in Typo3 and Magento. Let's get connected and can take this further. Awaiting your reply, Thanks & Regards, Urvisha Nayee.
£550 GBP 20일에
0.0 (0 건의 리뷰)
0.0
0.0
사용자 아바타
Hi, Greeting of the day, We can fulfill all your needs regarding the web and mobile application development projects. We have a team of expert developers and designers which can work on your project as per your listed requirements and complete your project in an estimated time frame we will provide daily and weekly work progression reports for the project. We have expertise in listed fields: Website Development Expert Full Stack develop specialist in Laravel, Code-ignitor, CakePHP, Symphony and .NET S.E.O & S.M.M expert Database Experts Mobile application development Kindly give us the best time to reach you so that we can gather the requirements for the projects deeply and have and conversation regarding the project. Kind Regards, Sameer
£500 GBP 7일에
0.0 (0 건의 리뷰)
0.0
0.0

고객에 대한 정보

국기 (UNITED KINGDOM)
London, United Kingdom
0.0
0
10월 16, 2019부터 회원입니다

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