RxJS Online Test

RxJS Online Test

RxJS (Reactive Extensions for JavaScript) is a library for reactive programming using Observables, making it easier to compose asynchronous or callback-based code. An RxJS Online Test is a standardized assessment used to evaluate a candidate’s proficiency in using RxJS. This test typically covers topics like creating and subscribing to Observables, using various RxJS operators for transforming and filtering data streams, handling errors, and integrating RxJS with frameworks like Angular. It is used by employers to gauge a candidate’s ability to efficiently handle asynchronous data flows, implement reactive programming principles, and solve real-world problems using RxJS. This ensures that the candidate possesses the necessary skills to develop responsive and scalable applications, particularly in environments where real-time data processing is critical.


  Organisation Served

2 Million+

  Candidated Assessed

About the RxJS Online Test

Are you in search of top-notch RxJS experts to enhance your team? Look no further! Xobin’s RxJS Test is the perfect solution for evaluating the skill competency of potential candidates. In the ever-evolving world of RxJS, it is crucial to find the right individual who can effectively navigate through its complexities. Xobin offers a comprehensive assessment designed specifically for businesses seeking the finest RxJS professionals. Trust Xobin to help you find the perfect fit for your team!

Covered skills

  Knowledge of RxJS operators and their usage

  Ability to write and understand reactive programming code

  Understanding of asynchronous programming concepts

   Proficiency in handling and manipulating streams of data

Start creating a top-notch team by incorporating Xobin’s RxJS Test into your hiring process. Our assessment ensures compliance with EEOC standards, promoting unbiased evaluation and inclusive recruitment of a wide range of skilled individuals.

Recommended Job Roles to Use the RxJS Test

Given the diverse range of roles and industries that utilize RxJS, job titles may vary across companies. To address this, we have compiled a list of alternative positions that require similar skill sets, responsibilities, and objectives as RxJS developers. Xobin’s RxJS Test is a valuable assessment for evaluating proficiency in any of these related roles, ensuring a comprehensive assessment.

Software Engineer

Front-end Developer

Full-stack Developer

JavaScript Developer

Angular Developer

React Developer

View All Roles

Why Choose Xobin for the RxJS Test?

Our RxJS Test is enhanced with generative AI for faster candidate evaluation, empowering data-driven decisions with advanced reports and other innovative features.

Comprehensive RxJS Test

Xobin offers a comprehensive RxJS test that covers all the essential topics and concepts related to RxJS.

Customizable Test

The RxJS test provided by Xobin is customizable, which means that you can tailor the test according to your specific requirements.

Accurate Assessment

Xobin offers a comprehensive RxJS test that covers all the essential topics and concepts related to RxJS.


With Xobin’s RxJS test, you can save a lot of time and effort that would otherwise be spent on manually assessing candidates.

Data Security

Xobin follows all the data security guidelines and has different data confidentiality certificates, ensuring that your data is safe and secure.

How Xobin’s RxJS Test Works?

From Test Creation to Candidate Evaluation. The Xobin’s RxJS Test facilitates Recruiters and Hiring Managers through the complete assessment process.

Add the Test

Firstly, choose from our Library of job-specific Pre-built tests. You can customize your own test too.

Invite Test takers

Firstly, choose from our Library of job-specific Pre-built tests. You can customize your own test too.

Testing Begins

Sit back while candidates take the online test. AI Proctoring features prevent candidates from cheating.

1-Click Shortlist

Lastly, shortlist the top candidates with ease by using auto-generated scores and advanced reports.

How Xobin Prevents Cheating?

Xobin employs a range of advanced technologies and measures, such as AI-based proctoring, eye-tracking, browser activity monitoring, chat protection, plagiarism detection, non-googleable questions, user authentication, and copy-paste prevention, to ensure a secure and fair assessment environment for the RxJS test.

Complete API Support

AI-Based Web Proctoring

Xobin utilizes AI technology to track candidates during the exam through video proctoring and browser monitoring. This allows test administrators to identify any unusual activity or behavior that may indicate cheating.

Actionable Reports

EyeGazer Based Proctoring

Xobin incorporates EyeGazer-based proctoring, which tracks candidates’ eye movements during the test. This advanced technology ensures that candidates remain focused and comply with exam rules, enhancing the security and trustworthiness of online assessments.

Webcam Proctoring

Browser Activity Monitoring

Xobin’s “Browser Activity Monitoring” feature tracks all browser activities of the candidates. This helps maintain test integrity by detecting any unauthorized actions or attempts to access external resources during the test.

Complete API Support

ChatGPT Protection

Xobin implements ChatGPT protection to prevent candidates from seeking external assistance through chatbots or AI-powered tools. This safeguard ensures that candidates rely solely on their own knowledge and skills during the test.

Actionable Reports

Plagiarism Detection

Xobin’s software includes a robust plagiarism detection system. It scans the candidate’s responses and compares them against a vast database of existing content to identify any instances of plagiarism or copied answers.

Webcam Proctoring

Non-Googleable Questions

Xobin ensures that the test questions are designed in a way that makes them difficult to find answers for through a simple internet search. This prevents candidates from easily looking up solutions or information during the test.

Complete API Support

User Authentication

Xobin implements user authentication measures to verify the identity of the test takers. This helps ensure that the right individuals are taking the test and prevents impersonation or unauthorized access.

Actionable Reports

Copy Paste Prevention

Xobin’s software includes features that prevent candidates from copying and pasting content from external sources into the test interface. This discourages cheating by restricting the use of pre-prepared answers or information obtained from external materials.

View All Features

Why Choose the RxJS Online Test ?

Combine and Customize Test

Customize Test

Pick a ready to-go test or combine it with other skills. Additionally, you can customize the test by picking from our library with over 100,00+ questions.

Candidate Friendly

We don’t complicate the process for candidates. No downloading lockdown browsers, No gimmicky games or impersonal chat.

Validated and Complaint

Validated and Complaint

This test was crafted by a group of industry professional and subject matter experts. Thereafter, the internal test controllers.

Enhance Decision-Making with Xobin’s RxJS Test Detailed and Advanced Reports

Enhance your business with the most comprehensive and advanced reports for RxJS Test. Utilize the Test to efficiently hire the perfect candidates 20x faster. Simplify the hiring process and access detailed insights for your hiring needs!

Who Can Use Xobin’s RxJS Online Test?

Xobin’s RxJS Test is designed to meet the needs of businesses across various industries seeking to assess candidates’ proficiency in RxJS, a popular reactive programming library. Whether you’re a software development company, a technology startup, or any organization looking to evaluate candidates’ RxJS skills, this test is the perfect solution.

If the test is used for pre-employment screening and job evaluation, its primary users typically include members of the HR team, talent acquisition specialists, or company recruiters. These professionals administer the RxJS assessment to identify the most suitable applicants. Candidates who excel in this test demonstrate a strong understanding of RxJS concepts and are well-suited for roles that require working with reactive programming.

Additionally, if the test is utilized for skill gap analysis, the primary users would be from the Learning and Development (L&D) team. Learning and Development administrators and managers can use this test to assess the skill gaps and training needs of their teams. The detailed reports and analytics assist in designing tailored training programs to enhance the RxJS skills of the workforce.

Our RxJS Online Test helps a wide range of users involved in the recruitment process, offering an effective assessment for evaluating candidates’ capabilities and selecting the most qualified individuals for RXJS roles.

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 4.5 on G2

What Clients Say about Xobin

Xobin platform worked well for campus hiring. Great support by the team. Moreover, they are always ready to understand the issue and provide a comprehensive solution.

Alex Acker

Senior Manager

We now have a far better understanding of the candidate’s potential for product development because of Xobin. It was simple to use and offered a huge selection of assessments.

David Shackelford

Project Manager

Xobin is ideal for organisations of any size. Xobin manages all aspects of screening using their Xoforms and Assessments. They have sophisticated tools, such as the Xoforms.

Spencer Mann

Spencer Mann

VP of Growth

Use Xobin to hire top talents 20x faster and bias-free

Our skill assessment tests identify the best candidates for your organization and make your hiring decisions 20x faster, easier, and bias-free.

Frequently Asked Questions

How many premade tests does Xobin offer for RxJS skill assessment?

Xobin offers 2500 premade tests for RxJS skill assessment.

How many test takers does Xobin have per year?

Xobin has 2 Million test takers per year.

What is Xobin’s rating on different review platforms?

Xobin is rated 4.9 out of 5 on different review platforms with 50000 reviews.

Does Xobin follow data security guidelines?

Yes, Xobin follows all data security guidelines and has different data confidentiality certificates and GDPR certificate.

How can Xobin help in hiring top talents in different industries?

Xobin can help in hiring top talents 20x faster and with ease while saving 10x money, time, and sweat in different industries like finance, banking, retail, IT, etc.

What are the features of Xobin’s RxJS skill assessment software?

Xobin’s RxJS skill assessment software has features like AI-based web proctoring, EyeGazer-based proctoring, browser activity monitoring, ChatGPT protection, plagiarism detection, non-googleable questions, copy-paste prevention, and question randomization.