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Mikayel B., Mobx Developer

Last Job: 4 Jul 2023

- 3+ years of work experience in IT - Experience with JavaScript, learned new technologies, like React, Redux, MobX, Saga, TypeScript - Intermediate English - Available ASAP

Mobx

Mobx

React

React   3 yr.

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Vadym M, Mobx Developer

Last Job: 25 Sep 2024
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Programming Skills Verified
CV Verified

- 5+ years of experience as a Front-end JavaScript Developer. - 5+ years of experience in React.js; - Deep experience in Next.js technology; - Experience with WebRTC, Soket.io; - Good knowledge of Tailwind CSS, Bootstrap, and Chakra UI; - Experience working with Redux, and Docker; - Familiar with Node.js; - Strong abilities working with Web3; - Proficiency in testing frameworks like Jest and Cypress; - E-commerce, web, and mobile applications, including learning platforms, chatbots, dApps, and cryptocurrency wallet extensions.

Mobx

Mobx

JavaScript

JavaScript   5 yr.

Web3.js

Web3.js

React

React

WebRTC (Web Real-Time Communication)

WebRTC (Web Real-Time Communication)

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Bogdan D., Mobx Developer

Last Job: 7 Feb 2024

- A skilled Mobile Developer with 7+ years of experience - Strong knowledge of Javascript, TypeScript, React.js, React Native, Redux (Thunk, Saga), MobX, and much more - Has strong critical thinking skills, the ability to navigate various data environments, hands-on technical ability in data, and a drive to understand clients’ business - Connects with Product and Engineering teams to produce instrumentation to generate insightful measurements on new and existing products - Works across departments and collaborates with business managers, systems architects, engineering delivery teams, project managers, QA, and operations teams - Upper-Intermediate English

Mobx

Mobx

React Native

React Native

React

React

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Dmitry K., Mobx Developer

Last Job: 8 Feb 2024

- Software Engineer with 7+ years of experience, holding a degree in Computer Science and Software Engineering with a focus on full-stack development across various domains, including finance, entertainment, and e-commerce. - Highly skilled in JavaScript and TypeScript with extensive backend and frontend expertise involving Node JS, React JS, and Next JS. - Proven proficiency in data management using PostgreSQL, Redis, and MySQL. - Demonstrated Cloud technologies and DevOps capabilities with AWS, Firebase, Docker, and GitHub Actions. - Accustomed to designing systems and leading projects to successful completion, as evidenced by work on a recruiting platform, online casino, and management applications.

Mobx

Mobx

Node.js

Node.js

JavaScript

JavaScript

TypeScript

TypeScript

NestJS

NestJS

React

React

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Evgeniy K., Mobx Developer

Last Job: 4 Jul 2023

- About 7+ years of experience in development - Data-visualization - Testing coverage - Team management - Architecture design - Docker configuration - Good skills with Adobe Photoshop/Sketch - *nix systems preferred - Upper-Intermediate English. - Available ASAP.

Mobx

Mobx

JavaScript

JavaScript

TypeScript

TypeScript

Node.js

Node.js

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Vitalii Stalynskyi August 29, 2023
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Henry Akwerigbe August 30, 2023
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FAQs on Mobx Development

What is a Mobx Developer? Arrow

A Mobx Developer is a specialist in the Mobx framework/language, focusing on developing applications or systems that require expertise in this particular technology.

Why should I hire a Mobx Developer through Upstaff.com? Arrow

Hiring through Upstaff.com gives you access to a curated pool of pre-screened Mobx Developers, ensuring you find the right talent quickly and efficiently.

How do I know if a Mobx Developer is right for my project? Arrow

If your project involves developing applications or systems that rely heavily on Mobx, then hiring a Mobx Developer would be essential.

How does the hiring process work on Upstaff.com? Arrow

Post Your Job: Provide details about your project.
Review Candidates: Access profiles of qualified Mobx Developers.
Interview: Evaluate candidates through interviews.
Hire: Choose the best fit for your project.

What is the cost of hiring a Mobx Developer? Arrow

The cost depends on factors like experience and project scope, but Upstaff.com offers competitive rates and flexible pricing options.

Can I hire Mobx Developers on a part-time or project-based basis? Arrow

Yes, Upstaff.com allows you to hire Mobx Developers on both a part-time and project-based basis, depending on your needs.

What are the qualifications of Mobx Developers on Upstaff.com? Arrow

All developers undergo a strict vetting process to ensure they meet our high standards of expertise and professionalism.

How do I manage a Mobx Developer once hired? Arrow

Upstaff.com offers tools and resources to help you manage your developer effectively, including communication platforms and project tracking tools.

What support does Upstaff.com offer during the hiring process? Arrow

Upstaff.com provides ongoing support, including help with onboarding, and expert advice to ensure you make the right hire.

Can I replace a Mobx Developer if they are not meeting expectations? Arrow

Yes, Upstaff.com allows you to replace a developer if they are not meeting your expectations, ensuring you get the right fit for your project.

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Table of Contents

How and where is Mobx used?

How and where
Case NameCase Description
State Management in React ApplicationsMobx is widely used for state management in React applications. It provides a simple and efficient way to manage the state of a React component. With Mobx, developers can easily define observables, actions, and computed values, which makes it easier to track and update the state of the application. This helps in building complex React applications with ease, as Mobx takes care of the reactivity and synchronization of the state.
Real-Time CollaborationMobx is well-suited for real-time collaboration applications where multiple users need to interact and update the same data simultaneously. With Mobx’s reactive programming model, any changes made to the shared data are automatically propagated to all the connected clients. This makes it easier to build collaborative applications such as document editors, project management tools, and chat applications.
Form ValidationMobx can be used to simplify form validation in web applications. By using Mobx observables and reactions, developers can easily track the state of form fields and perform real-time validation. Mobx’s reactivity ensures that any changes made to the form fields are immediately reflected in the validation logic, providing a seamless and interactive form validation experience for users.
Caching and MemoizationMobx can be leveraged for efficient caching and memoization of computed values. By marking computed values as Mobx observables, developers can ensure that the cached values are automatically updated whenever the underlying data changes. This helps in optimizing performance by avoiding unnecessary computations and reducing redundant API calls.
Undo/Redo FunctionalityMobx’s observable state and actions make it easy to implement undo/redo functionality in applications. By tracking the state changes and maintaining a history of actions, developers can easily revert or replay the changes made by the user. This is particularly useful in applications such as text editors, drawing tools, and project management software.
Dynamic UI RenderingMobx’s reactive programming model enables dynamic UI rendering based on the state of the application. By defining computed values and reactions, developers can automatically update the UI components whenever the underlying data changes. This makes it easier to build responsive and interactive user interfaces that adapt to the changing state of the application.
Optimistic UpdatesMobx can be used to implement optimistic updates in applications where immediate feedback to the user is required, even before the changes are persisted on the server. By using Mobx’s observable state and actions, developers can update the UI with the optimistic changes and later synchronize it with the server response. This provides a smoother user experience by reducing perceived latency.
Reactive Data VisualizationMobx’s reactivity can be leveraged to create reactive data visualizations. By defining computed values based on the data inputs, developers can automatically update the visualization whenever the underlying data changes. This is useful for creating real-time charts, dashboards, and data analytics applications where the visual representation needs to be synchronized with the changing data.

TOP 14 Facts about Mobx

Facts about
  • Mobx is a state management library for JavaScript applications, providing a simple and scalable solution for managing application state.
  • It follows the reactive programming paradigm, where changes to the state automatically propagate to dependent components, eliminating the need for manual data updates.
  • Mobx is designed to be used with any UI framework or library, such as React, Angular, or Vue.js.
  • Unlike other state management libraries, Mobx focuses on fine-grained reactivity, ensuring that only the necessary parts of the application are updated when the state changes.
  • With Mobx, you can define observable state objects, which automatically track changes and notify any observers.
  • Observables can be easily created with the `observable` decorator or the `observable` function from the Mobx library.
  • Mobx provides a set of reactive utilities, including `computed` properties, which are derived values that update automatically when their dependencies change.
  • Actions in Mobx are used to modify the state and ensure that changes are tracked correctly. Actions can be defined using the `action` decorator or the `runInAction` function.
  • Mobx supports asynchronous actions through the use of `async` and `await`, allowing for seamless integration with asynchronous APIs.
  • It offers a powerful mechanism called reactions, which allow you to define side effects that automatically re-run whenever their dependencies change.
  • With Mobx, you can easily create and manage complex application state trees, avoiding the pitfalls of manual state management and reducing boilerplate code.
  • Mobx is highly performant, thanks to its efficient reactivity model and optimized change tracking algorithm.
  • It has a large and active community, with regular updates and improvements being made to the library.
  • Mobx is open-source and free to use, released under the MIT license.

Pros & cons of Mobx

Pros & cons

9 Pros of Mobx

  • Efficient State Management: Mobx provides a simple and efficient way to manage the state of your application. It uses reactive programming principles to automatically track and update state changes, reducing the need for manual state management.
  • Easy to Use: Mobx has a simple and intuitive API, making it easy for developers to learn and use. It provides decorators and observables that can be easily integrated into existing codebases.
  • Performance Optimization: Mobx optimizes the reactivity system by only updating the components that are directly affected by state changes. This results in improved performance and faster rendering times.
  • React Integration: Mobx is seamlessly integrated with React, one of the most popular JavaScript libraries for building user interfaces. It provides tools like Mobx React and Mobx React Lite to simplify the integration process.
  • Developer Productivity: Mobx reduces boilerplate code and simplifies complex state management scenarios, allowing developers to focus more on building features rather than managing state. This leads to increased developer productivity.
  • Support for Mobx-State-Tree: Mobx can be used in conjunction with Mobx-State-Tree, a powerful state management library that provides a structured and typed approach to managing application state. This combination allows for scalable and maintainable state management.
  • Community and Ecosystem: Mobx has a thriving community and a wide range of packages and extensions available. This means that developers can easily find support, documentation, and additional tools to enhance their development experience.
  • Debugging Tools: Mobx provides helpful debugging tools, such as the Mobx DevTools, which allow developers to inspect and track state changes in real-time. This makes it easier to understand and debug complex state management scenarios.
  • Flexibility: Mobx is highly flexible and can be used in various JavaScript frameworks and environments. Whether you are building a web application, mobile app, or desktop application, Mobx can adapt to your needs.

9 Cons of Mobx

  • Learning Curve: While Mobx has a simple API, there is still a learning curve for developers who are new to reactive programming and state management concepts. It may take some time to fully understand and utilize Mobx’s capabilities.
  • Less Strict Data Flow: Mobx’s reactivity system allows for more flexible data flow, which can sometimes lead to less predictable behavior. This may require additional effort to ensure data consistency and avoid unexpected side effects.
  • Less Opinionated: Unlike some other state management libraries, Mobx is less opinionated about how state should be organized and managed. This can be both an advantage and a disadvantage, as it gives developers more freedom but also requires more decision-making.
  • Performance Trade-offs: While Mobx provides performance optimizations, it may not be the most performant solution in all scenarios. Depending on the complexity of your application and the size of the state tree, you may need to carefully consider performance trade-offs.
  • Community Size: While Mobx has a growing community, it may not be as large as some other state management libraries like Redux. This means that finding specific solutions or getting community support may be slightly more challenging.
  • Documentation Quality: While Mobx has extensive documentation, it may not always be as comprehensive or up-to-date as desired. This can sometimes make it more difficult to find specific information or troubleshoot issues.
  • Compatibility with Libraries: Mobx may not be fully compatible with all JavaScript libraries or frameworks. While it works seamlessly with React, there may be some integration challenges when using Mobx with less popular or niche libraries.
  • Migration Effort: If you are already using a different state management solution in your project, migrating to Mobx may require some effort and refactoring. This should be taken into consideration when evaluating the pros and cons.
  • Preference for Immutable Data: Mobx is designed to work with mutable data structures, which may not align with the preferences of developers who prefer working with immutable data. This can be a potential drawback depending on your development philosophy.

Let’s consider Difference between Junior, Middle, Senior, Expert/Team Lead developer roles.

Seniority NameYears of experienceResponsibilities and activitiesAverage salary (USD/year)
Junior Developer0-2 years– Assisting in the development and maintenance of software applications
– Writing code under the guidance of senior developers
– Conducting basic debugging and testing
– Participating in code reviews and learning best practices
45,000 – 65,000
Middle Developer2-5 years– Taking ownership of specific software components and modules
– Developing new features and enhancing existing functionality
– Collaborating with team members and stakeholders to gather requirements
– Conducting thorough testing and debugging
– Mentoring junior developers
65,000 – 85,000
Senior Developer5-8 years– Leading the design and development of complex software systems
– Providing technical guidance and expertise to the team
– Reviewing and optimizing code for performance and scalability
– Collaborating with cross-functional teams to align software solutions
– Mentoring and coaching junior and middle developers
85,000 – 110,000
Expert/Team Lead Developer8+ years– Leading and managing a team of developers
– Setting technical direction and defining project timelines
– Architecting and designing software solutions
– Conducting code reviews and ensuring high code quality
– Collaborating with stakeholders to define project requirements and scope
110,000 – 150,000+

TOP 10 Mobx Related Technologies

Related Technologies
  • Languages: JavaScript

    JavaScript is the most popular programming language for Mobx software development. It is a versatile language that allows developers to build scalable and interactive applications.

  • Framework: React

    React is a widely used JavaScript framework for building user interfaces. It provides a component-based architecture and integrates seamlessly with Mobx for state management.

  • Library: Mobx

    Mobx is a simple and scalable state management library that allows developers to efficiently manage the state of their applications. It provides a reactive programming model and works well with React.

  • Package Manager: npm

    npm is the default package manager for JavaScript, and it plays a crucial role in managing dependencies for Mobx software development. It provides a vast collection of open-source packages that developers can leverage.

  • Build Tool: Webpack

    Webpack is a popular build tool that helps optimize and bundle JavaScript modules for production. It is widely used in Mobx software development to enhance performance and manage project dependencies.

  • Code Editor: Visual Studio Code

    Visual Studio Code is a lightweight and feature-rich code editor that provides excellent support for JavaScript development. It offers a wide range of extensions and integrations, making it a top choice for Mobx developers.

  • Testing Framework: Jest

    Jest is a widely adopted testing framework for JavaScript applications, including those built with Mobx. It offers a simple and intuitive API, along with powerful features like mocking and snapshot testing.

What are top Mobx instruments and tools?

Instruments and tools
  • MobX State Tree (MST): MobX State Tree is a powerful state management library for JavaScript applications. It was introduced in 2016 and has gained popularity for its simplicity and scalability. MST provides a way to define complex, structured state trees with built-in support for actions, computed values, and middleware. It offers a solid foundation for building robust and maintainable applications.
  • Remotedev: Remotedev is a debugging tool for MobX applications. It allows developers to inspect and manipulate the state of a MobX application in real-time, even when the application is running on a remote device. Remotedev provides a visual interface for monitoring state changes, dispatching actions, and time-travel debugging. It has been widely used by developers to streamline the debugging process and improve productivity.
  • MobX React: MobX React is a binding library that integrates MobX with React, one of the most popular JavaScript frameworks for building user interfaces. It provides a set of hooks and components that make it easy to connect MobX stores to React components, ensuring efficient re-rendering and automatic tracking of dependencies. MobX React has been widely adopted by the React community and is known for its simplicity and performance.
  • MobX Persist: MobX Persist is a library that enables seamless data persistence for MobX applications. It provides an easy way to persist and hydrate the state of MobX stores, allowing applications to retain their state across page reloads or app restarts. MobX Persist supports different storage engines, such as local storage or AsyncStorage, and offers customizable serialization and encryption options.
  • MobX Analytics: MobX Analytics is a tool that helps developers analyze the performance of MobX applications. It collects data about observable usage, reaction execution times, and component rendering performance. With this information, developers can identify potential bottlenecks, optimize their code, and ensure smooth and responsive user experiences. MobX Analytics is particularly useful for large-scale applications with complex state management.
  • MobX Router: MobX Router is a routing library specifically designed for MobX applications. It provides a declarative way to define routes and navigate between different views or pages. MobX Router integrates seamlessly with MobX stores, allowing developers to manage the application’s navigation state alongside the rest of the application state. It offers features like nested routes, route parameters, and navigation guards.

Soft skills of a Mobx Developer

Soft skills

Soft skills are essential for any developer, including Mobx Developers. These skills complement technical expertise and contribute to a developer’s overall effectiveness and success in the workplace. Here are the soft skills required for Mobx Developers at various experience levels:

Junior

  • Collaboration: Ability to work well in a team, communicate effectively, and contribute to group projects.
  • Problem Solving: Aptitude for identifying and resolving issues, debugging code, and finding solutions to technical challenges.
  • Adaptability: Willingness to learn and adapt to new technologies, frameworks, and programming languages.
  • Time Management: Strong organizational skills to prioritize tasks, meet deadlines, and manage multiple projects simultaneously.
  • Attention to Detail: Ability to pay close attention to code quality, maintainability, and ensuring adherence to best practices.

Middle

  • Leadership: Capability to take ownership of projects, guide and mentor junior developers, and provide technical guidance.
  • Communication: Strong verbal and written communication skills to effectively convey ideas, discuss requirements, and document processes.
  • Critical Thinking: Proficiency in analyzing complex problems, evaluating different approaches, and making informed decisions.
  • Empathy: Ability to understand and empathize with end-users, stakeholders, and team members in order to deliver user-centric solutions.
  • Client Management: Skill in managing client expectations, gathering requirements, and providing regular updates on project progress.
  • Attention to Code Quality: Commitment to writing clean, modular, and efficient code, following coding standards and best practices.
  • Continuous Learning: Willingness to stay updated with the latest industry trends, technologies, and frameworks.

Senior

  • Mentorship: Proficiency in guiding and mentoring junior and mid-level developers, sharing knowledge, and fostering professional growth.
  • Strategic Thinking: Ability to align development efforts with business goals, understand the bigger picture, and propose innovative solutions.
  • Project Management: Skill in planning, organizing, and executing complex projects, including resource allocation and risk management.
  • Conflict Resolution: Capability to identify and resolve conflicts within the team, promote healthy communication, and maintain a positive work environment.
  • Decision Making: Aptitude for making informed decisions, considering technical and business factors, and evaluating trade-offs.
  • Code Review: Expertise in conducting thorough code reviews, providing constructive feedback, and ensuring code quality and maintainability.
  • Technical Documentation: Proficiency in creating comprehensive technical documentation, including architecture designs and system diagrams.
  • Client Relationship Management: Ability to build and maintain strong relationships with clients, understand their needs, and provide strategic advice.

Expert/Team Lead

  • Team Leadership: Ability to lead a team of developers, set goals, drive excellence, and foster a collaborative and innovative work environment.
  • Business Acumen: Understanding of business dynamics, market trends, and industry challenges to align development efforts with organizational objectives.
  • Influence and Persuasion: Skill in influencing stakeholders, clients, and team members to gain support for ideas, projects, and technical decisions.
  • Technical Vision: Capability to define and communicate a technical vision, roadmap, and strategy for the team or organization.
  • Architecture Design: Expertise in designing scalable, maintainable, and efficient software architectures that meet business requirements.
  • Performance Optimization: Proficiency in identifying performance bottlenecks, optimizing code, and improving system scalability and responsiveness.
  • Agile Methodologies: Experience in implementing and driving Agile methodologies, such as Scrum or Kanban, for efficient project delivery.
  • Quality Assurance: Skill in implementing quality assurance processes, including automated testing, code reviews, and continuous integration.
  • Strategic Partnerships: Ability to establish strategic partnerships with clients, vendors, and industry experts to drive innovation and business growth.
  • Thought Leadership: Reputation for thought leadership in the industry, including speaking at conferences, publishing articles, and contributing to open-source projects.
  • Problem Solving: Exceptional problem-solving skills to tackle complex technical challenges and provide innovative solutions.

Cases when Mobx does not work

Does not work
  1. When using Mobx with class components that are not decorated with the `@observer` decorator, Mobx will not work as expected. The `@observer` decorator is necessary for Mobx to track and update the component when observable data changes. Without it, the component will not react to changes in the Mobx store.
  2. Mobx relies on the concept of observables to track changes and trigger updates. However, if the data you are trying to observe is not marked as observable, Mobx will not be able to detect changes in that data. It is essential to mark any data that needs to be observed as `observable` using the `observable` decorator or function provided by Mobx.
  3. In some cases, when using Mobx with React, the component may not update properly if the observed data is mutated directly instead of using Mobx’s provided methods. Mobx provides actions to mutate observable data safely, ensuring proper tracking and update of components. Mutating observable data directly can bypass Mobx’s tracking mechanisms, causing unexpected behavior.
  4. When Mobx is used with TypeScript, it is important to ensure that the types of the observed data are properly annotated. If the types are not correctly specified, Mobx might not be able to track and update the component correctly. It is crucial to use the `observable` and `computed` decorators with the appropriate type annotations to ensure proper functioning of Mobx.
  5. When Mobx is used in a multi-threaded environment or with asynchronous code, it may not work as expected. Mobx is primarily designed for single-threaded applications and does not provide built-in support for concurrency. Using Mobx in a multi-threaded environment can lead to race conditions and inconsistent state. In such cases, alternative state management solutions that are specifically designed for concurrent environments should be considered.

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