Web Application Jobs

Web Application is the process of building, testing, and hosting a service, program or software on the web. This example of technology falls under the umbrella of application development, though a Web App Developer is an IT specialist dedicated to specifically working on web based platforms. Web Application development offers plenty of advantages, as a well-executed online platform can increase accessibility, improve workflow, and offer premium user experience. Furthermore, web applications can be designed to function on mobile devices, giving developers and their clients the potential for massive reach.

A Web App Developer is an experienced professional that designs and builds applications for users to gain access to. The components of this application process include developing front end designs and coding pages with coding languages such as JavaScript, HTML/CSS and Python. They also have expertise in setting up server system architecture and interfaces with databases. The services that these developers offer include app design/development, UX/UI development/design, cloud computing integration (such as Amazon Web Services and Microsoft Azure) security testing/validation and quality assurance testing.

Here's some projects that our expert Web App Developers made real:

  • Creating mobile-friendly browser based applications
  • Implementing cloud computing technologies
  • Developing automated systems that integrate machine learning
  • Employing Saas models through efficient management tools
  • Building automated bots utilizing Ocaml
  • Running compatibility tests across a variety of platforms
  • Designing Zoho Creator expert applications
  • Deploying PHP web apps with video tutorials
  • Constructing photo upload/browsing platforms with Flutter

The utility of Web App Developers is proven in the creative works that have been achieved utilizing their skillsets. Professionals in this field work together with clients to create streamlined programs that are tailored to their preferences. By combining their knowledge with client inspiration, these developers have created technology solutions that cover practically every system aspect desired. Putting it simply: when you need an app built quickly with precision, you need a Web App Developer from Freelancer.com. Post your own project today and hire one of Freelancer's knowledgeable specialists to develop your ideas into reality!

From 81,483 reviews, clients rate our Web App Developers 4.85 out of 5 stars.
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    16 jobs found, pricing in USD

    I'm seeking an experienced developer to convert our paper worksheet into an interactive web app. We already have all the art and placement decided. Key Project Features: - The app should effectively duplicate our worksheet - It needs to harvest emails and save them to a list automatically Desired Skills: - Proficiency in either Python, JavaScript, or Ruby; as we didn't state a preference - Experience creating interactive web applications - Comfortable converting traditional media to digital platforms Expected Deadline: - The project needs to be completed within a month. This project could appeal to any developer with a knack for integrating beautiful UI with functional code. We're excited to bring our worksheet into the digital age and can't wait to s...

    $1249 (Avg Bid)
    $1249 Avg Bid
    20 bids

    Laboratory Information Management System (LIMS) (Web based) This project involves analysing solution requirements and designing and implementing the following components. The deliverables include:  Web based management system  Sample Management  Ability to  register new samples with unique identifiers.  Monitoring the entire lifecycle of a sample from registration to disposal.  Tracking the storage location of samples within the lab.  Use barcode or RFID technology for sample tracking.  Generate sample IDs and labels automatically.  Tailored workflows for each lab type. Test Management  Define and configure tests specific to labs.  The system will be able to schedule tests based on priority and availability of resources.  Option to enter results manually or automaticall...

    $4257 (Avg Bid)
    $4257 Avg Bid
    43 bids

    ಕನ್ನಡ ಭಾಷೆ ಮಾತನಾಡಲು ಮತ್ತು ಓದಲು ಬರುವ ಅನುಭವಿ ವೆಬ್ ಅಪ್ಲಿಕೇಶನ್ ಪರಿಣಿತರ ಅಗತ್ಯವಿರುವ , ನಾನು HTML/CSS, JavaScript ಮತ್ತು PHP ಯಲ್ಲಿ ಪ್ರವೀಣರಾಗಿರುವ ಪೂರ್ಣ-ಸ್ಟಾಕ್ ವೆಬ್ ಡೆವಲಪರ್‌ನ ನೋಡುತ್ತಿದ್ದೇನೆ ಪ್ರಮುಖ ಕೌಶಲ್ಯಗಳು ಮತ್ತು ಅನುಭವ: - HTML/CSS, JavaScript ಮತ್ತು PHP ಯ ಅತ್ಯುತ್ತಮ ಜ್ಞಾನ. - ಪೂರ್ಣ-ಸ್ಟಾಕ್ ಅಪ್ಲಿಕೇಶನ್‌ಗಳನ್ನು ಅಭಿವೃದ್ಧಿಪಡಿಸುವಲ್ಲಿ ವ್ಯಾಪಕ ಅನುಭವ. - ಜಾಂಗೊ ಚೌಕಟ್ಟಿನಲ್ಲಿ ಪ್ರಾವೀಣ್ಯತೆ. ಆದ್ಯತೆಯ ಚೌಕಟ್ಟಿನ ಜ್ಞಾನ: - ಬ್ಯಾಕೆಂಡ್ ಅಭಿವೃದ್ಧಿಗಾಗಿ ಜಾಂಗೊ ಫ್ರೇಮ್‌ವರ್ಕ್ ಅನ್ನು ಬಳಸಿಕೊಂಡು ಅನುಭವವನ್ನು ಹೊಂದಿರುವ ಡೆವಲಪರ್‌ಗಳಲ್ಲಿ ನಾನು ವಿಶೇಷವಾಗಿ ಆಸಕ್ತಿ ಹೊಂದಿದ್ದೇನೆ. ಡೇಟಾಬೇಸ್ ಅಗತ್ಯತೆಗಳು: - ನನ್ನ ವೆಬ್ ಅಪ್ಲಿಕೇಶನ್‌ಗಾಗಿ ಪ್ರಾಥಮಿಕ ಡೇಟಾಬೇಸ್ ಪರಿಹಾರವಾಗಿ ಸರಿಯಾದ ವೃತ್ತಿಪರರು MySQL ನಲ್ಲಿ ಚೆನ್ನಾಗಿ ತಿಳಿದಿರಬೇಕು. MySQL ಡೇಟಾಬೇಸ್‌ಗಳನ್ನು ನಿರ್ಮಿಸುವ ಮತ್ತು ನಿರ್ವಹಿಸುವ ಹಿಂದಿನ ಅನುಭವವು ಒಂದು ಪ್ಲಸ್ ಆಗಿದೆ. ಪಟ್ಟಿಮಾಡಲಾದ ಭಾಷೆಗಳಲ್ಲಿ ಪ್ರವೀಣರಾಗಿರುವ...

    $94 (Avg Bid)
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    9 bids

    I'm seeking an experienced penetration tester to perform a full-scope test on my web application. An intricate understanding of web applications and their vulnerabilities is crucial. Your responsibilities would include: - Identifying vulnerabilities within my web app - Suggesting and implementing proper security measures - Ensuring all functionalities and components are secure • Developed secure SDLC policies and standards for Web apps. Built Application Security (AppSec) program from scratch. • Perform Internal and external penetration tests against systems to identify vulnerabilities. • Collaborate with the application development teams and develop test cases, which can check the security of applications, databases and authentication mechanisms. • Experience ...

    $24 / hr (Avg Bid)
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    26 bids

    I'm seeking a proficient .NET developer to aid in the development of a specific desktop application. The critical requirement for this project revolves around the encoding of RFID numbers into RFID labels, leveraging the TSC T800 Printronix printer SDK. The application must: - Incorporate user registration and login features. - Efficiently and accurately encode RFID numbers into labels using the TSC T800 Printronix printer SDK. - Seamlessly integrate the aforementioned SDK into our existing software. Ideal Skills: - Solid experience in .NET, specifically in Desktop application development. - Proficiency in SDK integration, particularly with printer SDKs. - Familiarity with user registration and login functionalities. - Knowledge and prior utilization of TSC T800 Printronix printer ...

    $118 (Avg Bid)
    $118 Avg Bid
    7 bids
    Flutter App Customization 3 days left
    VERIFIED

    I'm looking for a skilled Flutter developer who can take charge of refining and personalizing a premade mobile application template. Ideal Skills: - Proficient in Flutter and Dart programming language - Experience in designing and implementing OTP based authentication, Video streaming etc modules - Good knowledge of UI/UX principles as there may be some design elements to navigate - Great communication skills for understanding requirements and reporting progress This is an interesting task for someone who knows and enjoys Flutter! If you possess the ability to transform a basic template into a secure and functional app, I'd be pleased to hear from you.

    $367 (Avg Bid)
    $367 Avg Bid
    50 bids

    We are seeking an experienced freelancer to develop a state-of-the-art Travel AI WebApp. This platform aims to revolutionize the travel experience by leveraging advanced AI and machine learning technologies to offer personalized travel recommendations, itineraries, and real-time assistance. Technical Requirements: Proficiency in Flutter for a responsive, cross-platform application. Expertise in Dart for clean, scalable code. Experience with Google Cloud Platform for hosting and data storage solutions. Knowledge of AI technologies, specifically for personalized recommendation systems and real-time data processing. Familiarity with Firebase for user authentication, database management, and analytics. Understanding of Git for version control and collaborative development. Technolo...

    $4630 (Avg Bid)
    $4630 Avg Bid
    51 bids
    Quick UI Feature BRD Creation 2 days left
    VERIFIED

    I'm seeking an experienced BRD writer able to create a Business Requirement Document for a new feature aimed to improve user experience. The interface details are not specified, inferring the need for your professional and creative input. Key requirements: - Crafting a comprehensive BRD with a user-centric and efficiency-improving feature in mind. - Ability to work independently, drawing on your experiences and expertise. - Capable of introducing unpredictability where it’s needed most due to a minimal lack of specific interface requirements. - Quick turnaround time is appreciated; this project requires immediate action. - Use dany design software to create the dashboard (UI/UX) Skills and Experience: - Proven experience in writing detailed BRDs. - Strong understanding of UI...

    $102 (Avg Bid)
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    6 bids

    As a city planner, I require an exhaustive Geographic Information System (GIS) map of the GTHA for an app. The map should present data layers for various features: - Roads and highways - Parks and recreation areas - Public transportation routes - Municipal zoning I require the mapping to be accurate at the city level, voicing specifics about local neighborhoods. The ideal freelancer for this project would be experienced in GIS mapping and have knowledge in urban planning or engineering. Expertise in MapInfo Pro, ArcGIS, ERDAS Imagine, or similar GIS software will be essential. Your meticulous attention to detail and comprehension of the city's infrastructure are of utmost importance for this project's success.

    $130 (Avg Bid)
    $130 Avg Bid
    18 bids

    I'm looking for a creative and experienced app developer to help in refining my concept and ensuring functionality of selected plugins. I have layed out most of my project in bubble with most of the information i need to have in it but making all of the fuctions and required plugins work seems to be above my head. So i will need assistance refining the layouts to make them look coehesive, professional and scalable and functional across different devices. Key Features: - User registration and login process implementation - Seamless integration of payment systems for a monthly subscription model - Incorporation of native camera app functions - minor photo modification to highlight areas of damage - database collected info and pictures - .pdf generation of file and email capabili...

    $1500 - $3000
    Sealed NDA
    $1500 - $3000
    20 bids

    I’m looking to transition my dynamic and functional macro-based Excel file into a sellable product. My file primarily focuses on simplifying tasks and automating them for efficiency. I wish to develop an application that potential users can access on both Windows and Web platforms. Crucial features for this application include: * User authentication: This is paramount to ensure only legitimate and paid users can access the services. * Subscription management: A built-in system to manage both monthly and annual subscriptions. * File encryption: This feature is necessary to secure the functionality of the application and prevent unauthorized usage or manipulation. Given these specifications, expert skills in application development and understanding of subscription-based models ar...

    $66 (Avg Bid)
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    5 bids

    I'm in need of a creative and experienced web and app developer to construct an e-learning platform for me. The primary features I require for the website include: - Online courses - Video lessons - Interactive quizzes - A dashboard for progress management - Integrated exams for car theory in the Netherlands As for the content of the courses, I would prefer it to be mainly video lessons. I won't need features for live classes, as I'll be using pre-recorded videos exclusively. - would prefer to create animation videos for this with a special branded cartoon character. I also need a section where I can test people with the same requirements as the government does in the Netherlands. it's about a car theory platform. it must also be possible to link a payme...

    $1896 (Avg Bid)
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    134 bids

    I'm seeking an expert in web development to convert an existing spreadsheet into a functional web app. This app will primarily serve as a platform for social workers to assess parenting skills. Key features and functionalities include: - User login and authentication: This will ensure only authorized personnel have access to the platform. - Data visualization and charts: To display assessment results in a comprehensive and easy-to-understand format. - Export functionality: This will allow users to download and share assessment results. I already have a set of well-defined elements for the parenting skills to be assessed, as well as the associated metrics. Your role will mainly focus on the development aspect of the project, but any experience in database management, data ...

    $1407 (Avg Bid)
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    109 bids

    I am the owner of the web application , a tool designed for keyword research, analyzing keyword popularity, and monitoring competitors' keywords. My application operates on a principle similar to the well-known Ahrefs Keywords Explorer, but it requires further development and refinement. I am currently seeking an experienced web developer with strong API integration skills and the ability to create advanced web applications, to join this project as a stakeholder. In exchange for your skills and time dedicated to finishing and enhancing our product, I offer equity in the profits generated by the application. Requirements: Proven experience with API integration and web application development Knowledge of both front-end and back-end technologies Ability to solve problems independentl...

    $22 (Avg Bid)
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    14 bids

    I'm looking to develop a project proposal that specifically aims to elevate the customer service experience. This proposal will be a strategic instrument to effectively win potential partnerships. The objective is to identify strategies that bolster customer service and experiences, thus creating a more pleasant journey for our clients. Your action plan should provide a comprehensive understanding of the process, giving us an edge when engaging potential collaborators. Requirements: - Proven experience in enhancing customer service - Background in business collaborations and partnerships - Strong knowledge in strategy planning and implementation - Exceptional writing skills in creating relevant project proposals. Your innovation and forward-thinking approach to customer service is...

    $15 (Avg Bid)
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    5 bids

    Am un web app scris in Symfony PHP (front + back) si doresc sa integrez e-factura in el prin API-ul celor de la ANAF. Practic vreau sa am un buton in aplicatie pe care cand il apesi trimite toate facturile la ANAF (fara dubluri daca sunt deja incarcate). Aplicatia este deja functionala si live de vreo 4-5 ani, avand update-uri destul de frecvent.

    $886 (Avg Bid)
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    15 bids

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