Viktor Demko
Rating
Language Proficiency Level
Skills
Programming
Mobile development
Administration
Portfolio
- All works 71
- Web Design 2
- Online Stores & E-commerce 3
- Website Development 42
- Web Programming 9
- Desktop Apps 2
- Apps for iOS (iPhone and iPad) 2
- App Development for Android 5
- Hybrid Mobile Apps 5
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8000 USD Mobile application for logistics
Hybrid Mobile AppsMobile application designed to optimize logistics processes and manage warehouses and special equipment. The application provides a convenient and intuitive interface that allows users to quickly and efficiently manage all aspects of the logistics chain.
The application is developed on Flutter
Link: https://apps.apple.com/us/app/traffic-логистика-без-границ/id6469050036?platform=iphone
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16 248 USD Website for cryptocurrency exchange CoinifyNex
Web ProgrammingDevelopment of a cryptocurrency exchange website for the company CoinifyNex. As part of the project, our team developed the website design, the website with a user personal account, as well as an administrative panel where all exchange operations are recorded, and analytics for these operations. The project implemented integration of the system with third-party services (currency rate retrieval, multi-level user verification, two-factor authentication both on the website and in the administrative panel). The project was developed on Laravel.
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7000 USD Mobile application CharterClick CRM
Hybrid Mobile AppsDevelopment of a mobile application - CRM system for yacht owners. The application allows managing yacht bookings and helps the owner control their business.
The application is developed using the following technologies: Flutter, Dart, Clean Architecture, Riverpod state management, Dio, Work with device storage, Firebase Authentication, Firebase Messaging
Links:
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IOS https://apps.apple.com/us/app/charterclick/id1237641611
Android https://play.google.com/store/apps/details?id=com.charterclick.partnersapp&hl=uk&gl=US
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2000 USD Website of the municipal inspection department
Website DevelopmentDevelopment of the website for the Department of Municipal Inspection of the Kamianets-Podilskyi City Council. The website presents information about the Department of Municipal Inspection of the Kamianets-Podilskyi City Council, functionality has been developed that allows the car owner to check for fines and pay them.
The website is developed in Laravel.
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1500 USD Catalog website
Website DevelopmentDevelopment of a catalog website for Rubicon-Plast company. The main page is implemented in the format of a landing page, where the basic information is presented. Also, a catalog of the company's products is implemented, with product categorization added. The user can view the product in a modal window, where the zoom function for the product image in detail is added. There is an option to order the product.
The site is developed on Wordpress.
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900 USD Web platform Interest
Website DevelopmentThe platform provides the ability to register projects, create presentations, set conditions for raising funds, receive contributions from users, and ensure their return in accordance with the established conditions. The web platform also provides tools for communicating with partners and investors, as well as for analyzing the financial performance of projects.
Technologies used: Html / css / javascript / Astro
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10 000 USD Mobile Approach Interest
Apps for iOS (iPhone and iPad)The developed mobile app allows users to view project presentations, calculate the profitability of deposits, receive privileges for partners, conclude contracts and make online payments. The add-on allows convenient and fast access to all the platform features and provides convenient navigation for users.
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5500 USD Administrative Panel of Mobile Appliance
Web ProgrammingDevelopment of an administrative panel of mobile application management in the field of real estate investments. Realised user verification, functional investment process management and analytics. Also through this administrative panel can be administered the company’s website.
Vue.js 3, Typescript, Pinia and Rest API.
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1083 USD The online cosmetic store
Online Stores & E-commerceThe online shop of cosmetics. The site is opened on OpenCart. The payment system is Stripe.
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400 USD Website of the Kaztravel Passport and Visa Center
Web ProgrammingThe website of the Passport Visa Center of Kaztravel. In the framework of the project the building has developed the design of the site as well as the site itself.
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6000 USD Additional to listening to music
Hybrid Mobile AppsDevelop a mobile app for listening to music on Apple Music and Spotify. The add-on allows users to add their own audio files, add friends, create letters, share letters and comment on them.
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10 000 USD 6ya - Instant Expert Help
App Development for AndroidOur team has been involved in the development of a mobile app that allows you to contact the repair and maintenance professionals who can provide all the necessary assistance using a short phone or video call on your smartphone.
Add-on designed for Android and iOS
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812 USD Website of Transoila
Website DevelopmentThe website of the company "Transoila" is one of the main suppliers of fuel and chemical products in Europe. The website is built in the landing page format.
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400 USD Website of the Yacht Rental
Website DevelopmentWebsite development for a company that rents yachts and catamaranes. The user can get acquainted with the range of technology and make a rental order.
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750 USD Website development of the management and marketing agency OnlyFans
Web ProgrammingDevelopment of the site of the management and marketing agency OnlyFans. The visitor can get acquainted with the services of the agency and submit a application for receipt of services. In the framework of the project, our team developed the site design and the site development was carried out.
Reviews and compliments on completed projects 10
20 August 2024
138 USD
It is necessary to launch the application written in Flutter code.
Everything is great, fast, and of high quality! The guys gave a lot of advice and recommendations. I definitely recommend the professional team.
16 April 2024
1095 USD
Implementation of Flutter
Guys did everything quickly and excellently, I recommend for cooperation
15 April 2023
60 USD
Improve the Android application
Mobile, Mobile and Clear
24 February 2023
101 USD
Connect our project on Flutter (cryptocurrency) to the end
Everything went well, the performers were very responsive and exceeded the expectations set out in our TZ.
18 January 2023
72 USD
Alarm
Thank you for work. Everything is done correctly and according to the
8 November 2022
361 USD
Adding Stripe Payment to Android Mobile App
The work is done greatly, freelancer on communication, responds quickly and on the case, takes into account directions and comments, approaches the task responsibly and constructively.
I recommend it.
31 October 2018
14 USD
Development of WordPress website
Baggage for work
Everything is done as agreed. Even a little more 🙂
14 May 2015
15 USD
Errors Removal and Companion OpenCart Version 2.0.1.1
Everything was done well.
19 November 2013
12 USD
PrestaShop - MultiShop and Payment Methods
Thank you for work
Victor approaches the case professionally - pleased with his work entirely, I recommend as a qualified specialist
19 August 2013
10 USD
PrestaShop - the shop upgrades http://aj2.cleverdemo.co.uk
Everyone at the highest level is completely satisfied with the result. Thank you for your work - a responsible and honest freelancer.
I will cooperate with him further.
Activity
Recent proposals 10 | Budget | Added | Terms | Proposal | |
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Development of an Android application.
650 USD
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Taxi Application (client, driver, admin panel)
650 USD
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Creation of an application for Android and iOS
30 USD
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Development of a prototype application for a virtual bank
12 345 USD
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Visual changes in the Flutter application
297 USD
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Android application
30 USD
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ASSEMBLE FLUTTER APPLICATION ON IOS (Project is ready, need to create a new one or modify the old one in the account)
110 USD
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Bug with push notifications on iOS
35 USD
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Implement "feature discovery tooltips" in the Android app
18 USD
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Elementary task in Android Studio
25 USD
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