API stands for Application Programming Interface, and it is an layer of interface that allows programs to interact with each other. An experienced API developer can build complex interactions between applications, making them faster, more reliable, and accurate. Whether you need a second opinion on your existing application or you want to create an entirely new application for your business, an expert API Developer can do the job for you.
An API Developer's job does not stop at developing. They can also work on design and implementation testing, guide through the entire architect process from prototyping to implementation, create custom system integration solution based on the project requirements, and collaborate with other teams to develop systems that meet customer expectations.
When hiring an API Developer through Freelancer.com, rest assured that they are as competent as any hired onsite software engineer.
Here’s some projects our experts have worked on:
- Building custom interfaces to move large amounts of data efficiently between applications
- Creating Grafana dashboards for quick and easy visualization of data points
- Developing scripts to connect external APIs with more heavy-duty platforms like Microsoft Azure
- Debugging mobile apps involving fishing
- Integrating AI capabilities into online shops
- Automating regression tests so developers can work faster and more accurately
No matter what your business needs are in terms of API development, our expert freelancers are ready to take on the challenge and provide support whenever you need it. With expertise in debugging applications and web development, you're guaranteed to find the right developer for your project! So why wait? Post your project today at Freelancers.com and reap the benefits of working with an expert API Developer now!Od 179,599 ocen, stranke ocenjujejo API Developers 4.88 od 5 zvezdic.
Najem API Developers
Please bid only if you can do the job immediately I want to index the whole ethereum blockchain. I am already running an ethereum node. I want someone to do the following 1. Index the whole ethereum blockchain 2. Create all the following apis with documentation ______________________________ APIs needed Blocks 1. All Blocks 2. All Transactions 3. Pending Transactions 4. Contract Internal Transactions Contracts 1. All Contracts Tokens 1. All Tokens NFTs 1. All NFTs API to interact with all contracts. API to check all tokens and NFTs in the wallet ______________________________
Our company is seeking a talented and experienced full-time web developer with expertise in affiliate marketing to join our growing team. As a Web Developer, you will be responsible for creating and managing web applications and websites for our affiliate marketing campaigns. Responsibilities: Develop and maintain web applications and websites for our affiliate marketing campaigns. Collaborate with our marketing and design teams to create high-quality and effective marketing materials. Implement tracking pixels and other tracking technologies to ensure accurate and efficient tracking of our affiliate campaigns. Develop custom APIs and integrations with various affiliate networks and platforms. Monitor and analyze website performance metrics to identify areas for improvement. Job Title:...
Necesito un desarrollador que me ayude a integrar el pago de subscripcion para una tienda en linea utilizando MercadoPago, pero integrado en pagos de subscripcion para esta tienda en linea de Shopify. Debe tener experiencia en MercadoPago y API para shopify.
We are seeking an experienced Node.js developer to integrate multiple third-party APIs into our existing project. The ideal candidate should have a strong background in server-side development with Node.js and expert-level knowledge of integrating APIs from Quickbooks, Zohobooks, Freshbooks, JIRA, Okta, Microsoft 365, GSuite, Slack, Zoom, Salesforce, Hubspot, Atlassian, Zendesk, GitHub, Semrush, AWS, Adobe Creative Cloud, Figma, and Zoho People.
--- ONLY MESSAGE IF YOU HAVE EXPERIENCE WITH MAGENTO AND FLUTTER ---- I have a Flutter app and I need to integrate the following modules 1. Webkul Wallet (API is not provided, need to create) 2. Amasty Delivery Date Manager (API is provided)
Hi, I'm looking to develop a custom tool to find SEO metrics for domain names. The data will be pulled from different APIs. An example of a custom tool: If you can help, let me know. Looking to get the MVP live asap :)
Looking for a dev who can make a script that gets data from one website and uses them as the information to upload the same product to another marketplace using python and internal api (public api not available) Login site 1 - copy required parameters like photo, product name, description etc then Login site 2 - uses the copied parameter to list the product to this site Successful listing is then logged to a google sheet as database
I am looking for a full-stack developer to develop a plugin for WordPress that allows the automatic creation of blog pages / pages with an API interface to several data sources to build the posts / pages
I'm looking for someone to set up a conversion API on GTM. The successful freelancer should have experience in setting up Conversion APIs, experience in GTM and analytics. This project requires close attention to detail and a good understanding of tagging. If you think you have the skill set and experience to fulfil this project then I'd love to hear from you!
Hello, I looking Developer for work on some backend tasks in my Shopify App 1- Backend PHP, Larevel Frameworks. & Vue Charts 2- Shopify API knowledge 3- English Voice Communication 4- Welcome to work in a team
We are looking for someone to create api’s into NetSuite from Storefeeder
I will like to develop a No-code embedded finance platform similar to and where abyone can embedded financial solution on their platform with no code drag and drop solution
Busco un programador de Aplicaciones que habla 100% Español. Quiero hacer una App que necesita muchas conexiones con APIs de otras empresas. Por ejemplo ChatGPT. Es un proyecto a mediano o largo plazo. Por favor, solamente escríbeme si tienes buena experiencia y el desarrollo de Apps, ya que yo no se absolutamente nada del tema. Tienes que estar capaz de aconsejarme, una vez conociendo todo que quiero hacer. La App, también tiene que ser accesible a travez del internet(web). Por favor, solemne escríbeme si tienes suficiente tiempo y también estas dispuesto de acompañar el desarrollo de esta app por lo menos por un año. No es necesario que solamente trabajas en esta App, pero si necesito que los cambios se realizan sie...
Hello I am looking to have someone develop a FIRESTICK APP that will be able to log into a server over an API I provide, it will only ask for a 6 digit verification code, and then check if that code is active, no need for password or resets or anything like that. After the server authenticates the code then it will display one screen that will have text on it and send a REST API call every 30 seconds to check for updated text. I have attached a sample file of the screen after log in, it will change a little bit on what the text says but it will be very basic like that nothing complicated for version 1. Version 2 down the road I Want to be able to add in ADM, and then have the user be able to take the remote through different screens of text to show more windows. For now please give me...
I am looking for a talented software developer to create a tool for property valuations. It needs to be compatible with Wordpress, best would be a plugin or anything similar, so it can be removed and added by my team. I also need to integrate an external API, so experience with API integration is a must. This project requires someone with strong technical skills in PHP, HTML5/CSS3, and APIs. The ideal candidate will have extensive knowledge in building applications and website services around Wordpress. A sample tool from a competitor is provided along with screenshots how it should look and work. Basically the user enters his address and key facts of the property and is then presented the valuation on the next page. Here the user can choose to enter his contact information to get a...
Hi, I'm looking to create a webhook for the following: When a new appointment is created in Acquity it creates a job in Jobber It schedules in the job as the same time as it is sheduled in Acquity If the appointment is rescheduled in acuity it is updated in Jobber If the appointment is cancelled in acuity it gets cancelled in Jobber
hello looking for someone to write us trality python code for a strategy please bid only if you have experience in trality
Precisamos integrar programas de ERP, tais como, BLING, Tiny, (ou qualquer outro ERP ou Meio de Pagamento) que tenha emissor de Nota Fiscal com o Dokan Marketplace. Sendo emitido a nota fiscal automaticamente após o pagamento. (We need to integrate any ERP or Gateway of Payment with Invoice feature send automatically after any purchase from each Dokan' Sellers) Preferably Brazilian ERP/Gateway
Hello, We want to create a Shopify Custom Product-Page, it´s a personalized product and it need to connect to a Map in order to create it. We want similar to this page Please, if you are interested check the website first and tell us about your offer.
I want 1-minute intraday data of USA listed stocks (Nasdaq mostly, and maybe NYSE also). Need data of top 1000 stocks, or more, maybe. I purchased marketstack $50 API, but they have Apple's 1 minute data from 2018 end, and microsoft's 1 minute data from 2020. Which API is best for my purpose? If someone wants to directly sell their data, i am open to that option also.
I am looking for a skilled freelancer to help me with integrating Xero and Kommo CRM (previously AMO CRM). The successful freelancer will have extensive experience setting up integrations between Xero and Kommo CRM, preferably with an ability to automate the transfer of data between the two systems. They will also be able to handle any issues that may arise with accuracy and efficiency. This is a complex project and I'm looking for a freelancer who can make sure the integration will work correctly and securely. I want to be confident that the integration has been properly setup and will transfer data securely, so experience in this specific area is a must. Requirements: 1. Secure log in by individual user 2. Creating contact - name, address taken from lead card 3. Select brand...
I need a React developer which can help me in developing an App. You don't need to develop the complete App, most of the work already completed you will work on some pages only. You also need to be an expert in API integration and Redux for complete working of UI. Need someone who can work in day shift instead of night
Data transfers to CRM using API.
I am looking for someone that experience working with the Shopify API Specifically writing the Oauth code so users can sign in - and our app get their Also be able to set up a test app on their system so we can start developing against a test store
Hello, I am looking for someone to develop an API for a peer-to-peer trading system. The API needs to exchange security tokens and will be used for authentication. I am expecting a robust integration that is secure and well documented with examples for implementation. If you are are confident in building APIs, particularly those dealing with security tokens, that can easily be integrated into my platform then please feel free to contact me. I am looking for someone who is experienced and understands the importance of developing reliable and effective solutions. Thanks for your time. I look forward to hearing from you soon.
------------------------ATTENTION ALL FREELANCERS APPLYING FOR THIS JOB------------------------------------------------------------- _____________________________________________________________________________________________________________*THIS IS FOR EXCELLENT DEVELOPERS LOOKING AT THIS AS A TEST FOR LONG TERM PROJECTS. *THIS SHORT PROJECT HAS A BUDGET OF $500 SO DON'T ASK FOR ANYTHING BEYOND THAT *THIS IS NOT FOR TIME WASTERS WHO CAN TALK THE TALK BUT CAN'T WALK THE WALK SO DON'T BOTHER IF THAT IF YOU.... ********************************YOU NEED TO BE READY TO START TODAY********************************** I NEED THIS DONE IN A VERY SHORT TIME I HAVE ALL APIS NEEDED SO ITS INTEGRATION WORK IF YOU CAN'T DO THAT THEN DON'T APPLY _____________________...
I need a few lines of code to download the following ticker from Interactive broker: "VXJ3". I use Python. I would like to download the latest price available (whether the quote is delayed or not). I usually have this type of code but this time does not work.I would like to have the code written in a similar format please. VIX_CELL = 'D48' vix_c = Index('VIX') (vix_c) latest_vix_price = get_latest_price(vix_c, ib) (VIX_CELL).value = latest_vix_price
We´re trying to trigger the following mail flow using API. But we can´t make it. Does anybody know a solution for this? No code required. If you can explain the workflow it´s enough.
I have a Mighty Network that I need to connect to a South African Payment Gateway provider called Payfast to enable charging for access to Mighty Spaces & Courses on a subscription and once of basis. The Payfast integration documentation can be found here: I would like to be able to set this up so that I can continue to add courses and spaces and add them to the integration myself.
looking to integrate with dwolla to transfer funds from my bank account to 3 other bank accounts. should be built in php, the dollar amounts can change daily.
Prosimo, vpišite se ali se prijavite za več podrobnosti.
Hello, we need to integrate our GPS tracking system software with a software of a company called ANAS. It regards the sections below, according to what they wrote us. I attach you also a word document, that they provided us, with all the requirements. It's written in ITALIAN only, so please take your time to translate it. "Di seguito le url di accesso per i protocolli: - SOAP Standard (solo localizzazione) - SOAP Esteso (localizzazione + telemetrie + diagnostica +allarmi) - REST (solo localizzazione) Il formato dei dati è illustrato sia nel documento che troverà in allegato e sia nel descrittore del servizio fornito dalle url sopra citate. Non esiste ambiente di Test, ma solo il server di produzione (). Si resta a dispos...
I am searching for openshift and 3scale API management skill set people who can support me.
I'm looking to develop Python with API control to build a WordPress plugin that enables the creation of WordPress pages (blog) automatically by interfacing API to several information sources
Preciso de uma Api que conecte ao ServiceNow para buscar determinados chamados e fazer um Dashboard em PowerBI como em anexo, para visualizar em todos os estados o que está sendo aberto e em qual estado.
I have bulk emails. I want to use CHAT GTP FOR WORK to write unique/custom emails and put into a file. I supply the emails service provider puts it all into a Google spreadsheet.
Hola. Nos gustaría integrar una API de firma electrónica con Bitrix24. Ambos tienen API abierta. Se requiere persona seria ya que será la encargada de realizar futuras integraciones para los clientes que contraten la integración.
We're looking to update our existing hybrid app, built on the Flutter framework, for both Android and iOS platforms. The app is built on top of Woocommerce as its base and uses Weclapp via an API to calculate prices using a plugin. This plugin uses algorithms to calculate the price based on the quantity and type of items in the customer's cart. Please note that C items are only available when A or B items are present in the shopping cart. We want to ensure that these new features are seamlessly integrated into the app's existing functionality and that the app remains user-friendly and intuitive. We are currently in the process of developing the graphic design for the app, and the programming should be oriented accordingly. We would like to emphasize that this update shoul...
I need to develop a tool for my company to automatically label up to 2k daily emails.
Our company is looking to integrate a chatbot powered by ChatGPT into our official WhatsApp number to improve our sales process. The chatbot should be able to engage with customers, negotiate deals, and provide relevant information about our products and services. The project will involve choosing a chatbot platform, building and training the chatbot, connecting it to our WhatsApp number, testing and optimizing the chatbot, and integrating it into our sales process. Scope of Work (SOW): Determine the requirements for the chatbot and its integration with WhatsApp. Choose a chatbot platform that meets our needs. Build and train the chatbot to handle customer inquiries and negotiate deals. Connect the chatbot to our official WhatsApp number using an API or a third-party integration tool. Te...
I am looking for someone to integrate ChatGPT with my website, which is built with Webflow. I currently have an existing ChatGPT account, and require some customisation to the integration. Specifically, I need to modify how the integrated bot acts in specific scenarios with the use of LangChain to make sure it is functioning as intended. I also need help with any additional features that I may want to incorporate. Experience with ChatGPT and Webflow is an absolute must, as I require a professional and seamless integration between the two platforms. Ultimately, I want to provide my customers with an outstanding service by building on ChatGPT's capabilities. If you are interested, please get in touch to discuss further.
I'm looking for a talented developer with expertise in Flutter and Mono Solutions API, to help embed my flutter app in the Mono Solutions stack. Only send specific and relevant bids. Do not mention any generic terms.
I have a search issue in my flutter application where I cannot search for services. The function used to work but it stopped working and I'm not sure what has made it so. The app is not searching for services as you type or even after typing and pressing enter. I need it fixed. The app has API endpoints. Note: Bid with FINALITY no counter bids on chat once we start engagement. Thank you.
We have an existing system that requires custom backend work - PHP, Laravel, MySQL, Dreamhost. Account management (Login security) User profile review (Feedback/comment) API integration Would need help with deploying these into the current deployment as well.
I need help with a potential ChatGPT Integration
I would like to hire a team that can help me build a payment services platform. The platform will involved connecting into an issuer processor on the card scheme side and the core banking ledger on the customer side. Phase 1 - will include plugging into the processors API and creating our own API to plug into the platform.
Explicit Filtering Phase project as discussed in chat for phrase detection and resultant redirect.