API Development is an effective way for software to communicate and interact with each other over the internet. It’s a great way for developers to expand the capabilities of a program or systems by creating interfaces and allow data to be shared between different types of technology. With an API, existing systems can connect and more advanced solutions can be made. Hiring an API Developer can enable businesses to streamline processes and enable a much faster integration of existing software solutions.

API Developers are skilled engineers specialized in creating new APIs and maintaining existing ones. They are responsible for developing and troubleshooting current APIs, designing APIs from standards-based web services, maintaining inventory and implementing authorization mechanisms. Additionally, they incorporate different technologies together to create advanced software solutions that integrate cloud systems like Amazon Web Services or MongoDB and APIs with point-and-click platforms, like WordPress or HubSpot.

Here’s some projects that our expert API Developer made real:

  • Creating advanced databases on different cloud systems
  • Linking between two cameras from a microscope
  • Interfacing with customizing Wordpress themes, Woocommerce themes and SMS services
  • Building secure back end systems to analyze different public APIs
  • Applying sophisticated authorization mechanisms
  • Creating comprehensive ecommerce websites using MERN Stack
  • Developing node APIs for exchange markets using Node.js, Web3.js, Ether.js
  • Automatically out of stocking items from supplier’s stock through an API system.

It is no surprise that good API Development is the cornerstone of many successful software solutions. Our expert API Developers are well experienced in developing suitable solutions for projects ranging from app development to SaaS applications, game development to enterprise system integrations. WithFreelancer.com, businesses can easily hire one of these skilled professionals to build their own bespoke projects that are perfectly tailored for their needs. So why not post your own project on Freelancer today and hire an expert API Developer?

Από 52,676 αξιολογήσεις, οι πελάτες αξιολογούν τους API Developers με 4.82 από 5 αστέρια
Πρόσλαβε API Developers

Φίλτρο

Οι πρόσφατες αναζητήσεις μου
Φιλτράρισμα κατά:
Προϋπολογισμός
σε
σε
σε
Είδος
Δεξιότητες
Γλώσσες
    Κατάσταση Δουλειάς
    9 δουλειές που βρέθηκαν, με τιμές EUR
    Website Integration with User Authentication API 6 μέρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    I am seeking a developer to develop a third-party API of our platform which can be integrate in any other platform . The primary function of this API will be user authentication. Key requirements: - Integration of the third-party API into the website - Development of user authentication features - Support for multiple user roles with distinct permissions Ideal skills and experience for this project include: - Proficiency in API development and integration - Strong background in web development - Experience with user authentication systems - Familiarity with creating user roles and permissions - Excellent communication skills for ongoing support and troubleshooting

    €15 (Avg Bid)
    €15 Μέση Προσφορά
    17 προσφορές
    Technical Specification for API Gateway and Server Development 6 μέρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    Project: Development of a server and API for integration with an external distributor API and providing functionality to partners through a proprietary API. Objective: To create a reliable API gateway integrated with an external distributor's API, automating the processes of topping up gaming accounts, retrieving information about available games and pricing, and offering services to partners for their own use. Main Tasks and Requirements: Server Development: Setup and support of a server to handle API requests. Ensure continuous operation of the server and fast processing of requests. API Development and Implementation: Integration with the distributor's API to perform top-up operations, retrieve information about available games, prices, and denominations. Implementation of...

    €1163 (Avg Bid)
    €1163 Μέση Προσφορά
    55 προσφορές
    API Endpoint Development, Esri Integration, REST API 2 μέρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    I'm seeking a skilled developer with substantial experience in REST API endpoints and Esri. The role will involve the following tasks: - Implementing a REST API Endpoint. You should have a solid understanding of secure and effective API Restful Endpoints - Ensuring the API supports Esri for both Server and Portal Consumption. This requires an adeptness in managing data flows and integrating varied format support systems. - Accessing and managing the Map services and Feature services functionalities on the Esri Server and Portal. A strong grasp on Esri's map and feature services, and the ability to extract or manipulate data as required, will be key for this task. I have the data, I just need Portal and Server to consume the data. WFS does not work.

    €1130 (Avg Bid)
    €1130 Μέση Προσφορά
    68 προσφορές
    Real-Time Zenbooker and ActiveCampaign Integration 2 μέρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    I am seeking an experienced API developer to integrate Zenbooker and ActiveCampaign seamlessly. Primary Tasks: - Develop a strong integration that syncs customer contact data in real-time between the two platforms. - Implement email marketing automation capabilities through this integration. Qualifications: - Proven expertise in API integration specifically with both Zenbooker and ActiveCampaign. - Familiarity with CRM systems and their functionalities. - Reliable and efficient, with a track record of delivering on tight deadlines. The objective is to have a smooth and consistent data flow between the two CRMs, ensuring all customer data is real-time and our marketing automation efforts are efficient.

    €25 (Avg Bid)
    €25 Μέση Προσφορά
    36 προσφορές
    Need create API gateway with third-party aggragators 2 μέρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    I will send you the necessary work diagrams and billing instructions. I don’t accept template messages, I block them immediately. Develop an API gateway for integration with [Company 1] to facilitate the transfer of games, subscriptions, and other services while ensuring the anonymity of connected aggregators from [Company 1]. Main Tasks and Requirements: Integration with [Company 1]: Develop a secure and reliable API for integration with [Company 1], enabling the transfer of games, subscriptions, and other services. Hide information about connected aggregators from [Company 1], presenting data on available products under the Code Games brand. Content and Commission Management: Implement a content management system to manage the product catalog available to [Company 1] and its c...

    €2273 (Avg Bid)
    €2273 Μέση Προσφορά
    64 προσφορές
    API Gateway Development with Integration of [Company 1] 2 μέρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    I will send you the necessary work diagrams and billing instructions. I don’t accept template messages, I block them immediately. Develop an API gateway for integration with [Company 1] to facilitate the transfer of games, subscriptions, and other services while ensuring the anonymity of connected aggregators from [Company 1]. Main Tasks and Requirements: Integration with [Company 1]: Develop a secure and reliable API for integration with [Company 1], enabling the transfer of games, subscriptions, and other services. Hide information about connected aggregators from [Company 1], presenting data on available products under the Code Games brand. Content and Commission Management: Implement a content management system to manage the product catalog available to [Company 1] and its c...

    €2297 (Avg Bid)
    €2297 Μέση Προσφορά
    51 προσφορές
    JASMIN SMPP SERVER 22 ώρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    We want to set up a JASMIN SMPP server, then connect it to our sms platform to allow our customers to use SMPP. Apart from the basic functionalities of JASMIN, we want these additional functionalities: - The possibility of assigning prices by network or by country - Have access to the JASMIN client interface - Integrate the JASMIN Rest API into our existing SMS platform. - Create, modify SMPP or http accounts -SMPP Client/Server -HTTP Client/Server - Based on the AMQP broker for store&forward mechanisms - Advanced message routing: Simple & static, Roundrobin, Failover, Leastcost.. - Standard message filtering: TransparentFilter, ConnectorFilter, UserFilter.. - Advanced message filtering: EvalPyFilter - Advanced messaging/routing mechanisms enabled by message interceptor ...

    €84 (Avg Bid)
    €84 Μέση Προσφορά
    14 προσφορές
    AI-Based Matchmaking App Development 5 ώρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    ----- this is a project for freelancers only, i'm not looking for a companies. please state that you're a freelancer at the top or your offer ------ ----- please specify your experience with OPENAI API and Python ----- I need to develop a project for matchmaking between real estate brokers (seller and buyers) this project need to be implemented using Python and OPENAI API the project requirements can be found here:

    €1359 (Avg Bid)
    €1359 Μέση Προσφορά
    61 προσφορές

    Currently, I am in need of a competent Android developer to build my MLM app. This app should be designed with a professional and corporate aesthetic and should contain the following features: - User registration and login functionalities - Genealogy tree visualization - Comprehensive transaction history tracking - A system for all types of income generation - A tree showcasing all users - A reward and gift system for active users - Comprehensive modeling of a variety of MLM plans including Binary Plan, Matrix Plan, and Unilevel Plan using various algorithms. Skills and Experience: - Android development - Knowledge of MLM businesses and algorithms - Algorithm development - Adept at corporate design - Experience developing reward systems - Proficiency in developing registration and t...

    €693 (Avg Bid)
    €693 Μέση Προσφορά
    30 προσφορές

    Προτεινόμενα Άρθρα Μόνο Για Εσένα

    If you want to stay competitive in 2021, you need a high quality website. Learn how to hire the best possible web developer for your business fast.
    11 MIN READ
    Learn how to find and work with a top-rated Google Chrome Developer for your project today!
    15 MIN READ
    Learn how to find and work with a skilled Geolocation Developer for your project. Tips and tricks to ensure successful collaboration.
    15 MIN READ