RESTful Web Services Developers

Recruit Web Services Developers for RESTful systems

When it comes to designing and developing the infrastructure for the World Wide Web, the software architectural style of Representational State Transfer (REST) has been long established as a trustworthy and in-demand choice. REST is a fundamental standard for integrating systems and its effectiveness and widespread use is apparent.

Resource-oriented web services are designed using a set of architectural principles known as Representational State Transfer (REST). These principles facilitate communication and the transmission of resource states by using the capabilities of the Hypertext Transfer Protocol (HTTP) to support a variety of clients written in different programming languages.

In recent times, the Representational State Transfer (REST) architecture has become the prevalent approach for constructing RESTful web services, owing to its intuitive design and widespread acceptance. REST’s accessibility has had a substantial impact on the advancement of the web, allowing a surge in the number of deployed RESTful web services.

Improving responsiveness, user experience, scalability, portability, customization, clarity, and reliability is crucial and can be achieved by adhering to the design principles of Representational State Transfer (REST). Implementing fundamental REST features, such as a client-server architecture, caching, statelessness, a layered system, support for code on demand, and a unified interface, is essential in achieving this goal. A system that successfully implements all these features is considered a REST system.

  • Stated differently, RESTful web services can be utilised on any system.
  • RESTful web services are considered portable as they can be created and executed on any system or programming language.
  • Various document types such as HTML, JSON, text, and XML are supported by RESTful web services.
  • Compared to SOAP, RESTful web services are quicker since they do not require a strict definition.
  • RESTful web services can be reused multiple times.
  • RESTful web services are compatible with any programming language.

Development Technologies

APIs are built on different technologies, making them easily understandable to proficient programmers. APIs are intentionally designed to be simple in order to maximise their usability. Developers with varying levels of expertise can use them, and even programmers unfamiliar with the underlying API technology can understand them.


JavaScript Object Notation (JSON) is used for transporting information between applications. Application Programming Interfaces (APIs) serve as a mode of communication between software applications that are unable to directly interact with one another. As a result, data and information must be exchanged between them for effective communication.

  1. Security

    In the coming years, enhancing API security will be the primary concern for many businesses, and this will contribute to API growth.
  2. Keys

    Although there is no established protocol for the use of API keys, they are commonly used by API providers and API management providers. An API key is a string of one or two keys that is included with each API request. API keys are mainly used for identification of the program and user, but they are often mistakenly employed as a security measure, leading to their widespread use.

First-Time Authentication

HTTP Basic authentication is one of the simplest and most effective methods for controlling access to online resources. This technique does not require the use of cookies, session IDs, or login pages and does not involve any handshake protocols. Instead, it uses fields within the HTTP header, making it a fast and straightforward way to secure access.

Open Authorization Flow

OAuth 2 is an open standard protocol for user authentication through HTTP, allowing access tokens to be used instead of credentials to obtain authorization for the use of servers, applications, APIs, and devices. This method of obtaining authorization is widely accepted, primarily due to the fact that prominent services such as Google, Facebook, Twitter, and Microsoft use it to enable third-party application integration.

JSON Web Token (JWT)

JSON Web Token (JWT) is an open-source extension of the OAuth 2.0 protocol that enables the creation of access tokens with various assertions. JWT can be obtained using OAuth tokens, API keys or other methods, while its combination with OAuth allows for the storage of almost any kind of information.


A webhook is a type of push notification that is triggered by a specific event. When initiated, data is forwarded to an external URL indicated by the developer. This feature allows developers to receive real-time notifications about the use of their APIs, eliminating the need for continuous queries. Webhooks provide an efficient and effective way of ensuring that developers are informed of whenever their services are actively being used by directing all relevant information to the responsible developer.

Innovating Enterprises

Finance & Banking

  • Digital currency exchange websites employ APIs to enable users to convert their currencies.
  • For customers to be able to carry out financial tasks, such as checking account balances, making transfers, and viewing loan eligibility on their mobile devices, accessing Application Programming Interfaces (APIs) is crucial. Such access offers customers the convenience of managing their finances while on the move.
  • Using mobile payment services such as Google Pay, Chase QuickPay, or Venmo to make payments is preferred by many members of the Millennial generation instead of writing traditional paper checks. However, to make this possible, Application Programming Interfaces (APIs) must be employed.
  • Fraud analytics and enhanced theft detection require the use of APIs.

Mass Communication and Publication of Books

  • Several websites utilize APIs to gather materials from writers and publishers.
  • APIs enable publishers to distribute content to mobile devices like smartphones and tablets.
  • Effective distribution of material requires APIs. The New York Times is an example of a company that has developed an API.

Merchandising and E-commerce.

  • Through the utilization of Application Programming Interfaces (APIs), Point-of-Sale (POS) terminals can receive payments from different sources including cash, mobile devices, and debit cards. A broad range of payment options makes it easy for businesses to offer their customers flexibility and convenience while making purchases.
  • APIs can be leveraged by customers and businesses to track packages in transit.
  • Both e-commerce and physical retailers utilize APIs to keep track of stock levels.
  • APIs enable the computation of staff schedules and inventory levels.


  • Online testing and grading is widely dispersed, and APIs connect outcomes and scores to a solitary database.
  • APIs allow teachers to work together on lesson plans and curricula and to submit assignments.
  • APIs are utilized for managing student profiles, attendance records, directories, and other pertinent data.
  • APIs enable both the declaration and validation of courses.


  • Medical institutions can access critical patient information, vaccination records, and test results from any device using APIs.
  • API-enabled technologies help hospitals in managing available beds and post-discharge care efficiently.
  • Easily check a doctor’s schedule and make an appointment online.
  • Accurate implementation of APIs can alleviate healthcare providers’ concerns regarding noncompliance and improve billing accuracy.

Real-Time Examples of API Usage in Healthcare Manufacturing

  • Streamlining procedures can help healthcare providers in saving money on overtime and accurately planning their staffing needs.
  • APIs can enhance communication between patients and doctors for better care coordination and provide timely access to medical records.

Travel Itineraries, Tours, and Arrangements

  • APIs enable travel agencies to offer immediate online booking options for agents.
  • Tour operators can set prices as per their preference using this approach.
  • Application programming interfaces can assist businesses in offering visually appealing information to their customers on their websites.
  • APIs being platform agnostic, can be used for recording reservations on any system.



The following attributes are beneficial when assessing a REST API developer:

  • Creating for a more interconnected future.
  • Realizing the importance of cross-platform applications.
  • Attain a practical understanding of cloud computing and diverse programming languages.
  • Proficiency with an MVC framework like Spring/Play.
  • Understanding of Simple Object Access Protocol (SOAP), Hypertext Transfer Protocol (HTTP), and RESTful web services (optional).
  • Experience with protocol buffers, JSON, or XML.
  • The fundamentals for constructing a validation scheme.
  • Frameworks such as Hibernate and Spring are outstanding examples of persistence frameworks.
  • Proficiency in programming as a whole.
  • Aptitude for concise and articulate expression.
  • An extensive familiarity with the technology stack.
  • Ability and eagerness to recycle.
  • Preferably, experience with both REST and JSON.
  • Comprehension of the API-first design approach and how it can assist in offering the most fitting solution for an organization’s APIs.
  • Having a profound comprehension of API frameworks.

Interpersonal Skills

  • Familiarizing oneself with the selected framework’s intricacies will enable better decision-making and integration of pertinent, reusable libraries.
  • Recognizing that Application Programming Interfaces (APIs) must be tailored for each use case.
  • Offer a resilient and versatile approach for managing API microservices.
  • The basics of integration architecture.
  • Recognition of instances when a preexisting API offers some of the features they intend to provide.
  • Experienced in building REST APIs.
  • Proficiency in REST API design and comprehension of web semantics.
  • A track record of delivering and programming in a production environment.
  • Familiarity with data structures and algorithmic procedures.
  • Competency in object-oriented programming and acquaintance with current design trends.
  • Possess a comprehensive understanding of various customer-facing systems and domains.
  • Have a holistic understanding of significant business concerns, influencers, and performance metrics acquired through familiarity with various systems.
  • Involvement in the Agile Software Development Life Cycle.


  • Possessing more than 2 years of experience in developing REST APIs.
  • Years of experience working with web semantics has resulted in proficiency and acquaintance with REST APIs.
  • Over four years of expertise delivering programs in a production setting.
  • Comprehension of data structures and algorithms.
  • Familiarity with current design trends and experience in object-oriented programming.
  • It is preferred that you have familiarity with both Scala and Javascript.

An Overview of Accreditation and its Advantages

Acquiring the Vskills REST API Development Professional Accreditation allows individuals to exhibit their advanced proficiency and capabilities to prospective employers, enhancing their job prospects and earning potential in a highly competitive job market. By adding this accreditation to their résumé, candidates can provide substantiation of their excellence in API development.

Obtaining the API certification can be advantageous for individuals seeking employment in the application programming interface (API) or web/software development sectors at various organizations, as well as students looking to bolster their skills and resumes. It can serve as a valuable addition for those seeking to improve their job opportunities and augment their education.

How Finalists are Chosen

Frequently, it is said that an organization’s most valuable asset is its personnel, and it is true that the qualities and attitudes of its employees often account for a company’s success or failure. Likewise, the triumph or downfall of an Application Programming Interface (API) can be linked to the developer’s ability to design an appealing and well-performing interface. As a result, API providers count on their staff’s proficiency to guarantee that their goods are superior, visually appealing, and engrossing for API consumers.

Qualities of an Exceptional REST API Developer:

  • Skills That Constitute an Accomplished Programmer
  • Strategies for Marketing and Recruiting Highly Skilled Programmers

To make well-informed and intelligent decisions based on this information, API providers can enhance their REST APIs.

Subject Matter Proficiency

Works is committed to delivering comprehensive IT staffing services to organizations in various industries. We specialize in finding suitable roles for remote IT professionals and offering a complete range of human resources services, including selection, invoicing, compliance, and tax support for global contractors and full-time employees. Our primary objective is to assist you in constructing the optimal remote development team to lead your critical technical initiatives and propel your business forward. Check out our blog for tips on keeping remote software development teams on track.


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What makes Works RESTful Web Services Developers different?
At Works, we maintain a high success rate of more than 98% by thoroughly vetting through the applicants who apply to be our RESTful Web Services Developer. To ensure that we connect you with professional RESTful Web Services Developers of the highest expertise, we only pick the top 1% of applicants to apply to be part of our talent pool. You'll get to work with top RESTful Web Services Developers to understand your business goals, technical requirements and team dynamics.