What Does A MERN Stack Developer Do?

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MERN developers are responsible for writing reusable, testable, and efficient code and developing and designing front end web applications. They are in charge of applying CSS methodologies and tools into creating complete websites. What does a MERN stack developer do?

Job Profile

Before we jump into the job profile of a MERN stack developer, let’s take a look at what MERN Stack is exactly. 

MERN Stack is a set of software subsystems for application development, which includes:

  • Mongo DB
  • Express.js
  • React.js and;
  • Node.js technologies
Role Overview Of A MERN Stack Developer
Role Overview Of A MERN Stack Developer

The combination of these four technologies allows MERN developers to create complete websites (and applications); using React (with JavaScript or TypeScript) on the client side (front-end) and Node JS on the server side (back-end). 

In recent years, MERN Stack has been gaining popularity and is now likely to be used extensively since a lot of new applications are now built-in JavaScript.

Responsibilities

MERN Stack developers are primarily in charge of developing and designing front end web architecture and building interactive consumer data from multiple systems. They define code architecture decisions to support high-performance products.

More often than not, MERN developers are responsible for translating wireframes and PSD Designs into functional web applications. 

Responsibilities Of A MERN Stack Developer
Responsibilities Of A MERN Stack Developer

They work with development teams and managers to ideate software solutions and are responsible for developing well-functioning databases and applications.

MERN Stack developers both conduct and are a part of project planning & scheduling, design discussions, and are responsible for addressing and improving any technical issues when they arise.

What are the responsibilities of a MERN Stack developer?

  • Developing and designing front end web architecture
  • Building interactive consumer data from multiple systems
  • Define code architecture decisions to support high-performance products
  • Translate wireframes and PSD Designs into functional web applications
  • Work with development teams and managers to ideate software solutions 
  • Developing well-functioning databases and applications
  • Conduct and participate in project planning & scheduling and design discussions
  • Test software to ensure efficiency
  • Address and improve any technical issues

Find expert freelance MERN Stack developers here

Skills

MERN Stack developers have in-depth knowledge of NodeJS, ExpressJS or Restify and have the ability to bind UI elements to JavaScript object models. They have experience creating RESTful services with Node.js and are proficient in OOP and database concepts. 

These developers usually have proven experience in front & back-end development and have the ability to create front end applications using HTML5, Angular, LESS/SASS. 

Skills Of A MERN Stack Developer
Skills Of A MERN Stack Developer

They also have knowledge of modern frameworks and design patterns and are able to create Unit and Integration tests to ensure the quality of code.

In terms of soft skills, MERN Stack developers have strong problem-solving and analytical skills and must possess the discipline it takes to work as a developer. They must also be both proactive and self-motivated.

What are the skills of a MERN Stack developer? 

  • In-depth knowledge of NodeJS, ExpressJS or Restify
  • Ability to bind UI elements to JavaScript object models
  • Experience creating RESTful services with Node.js
  • Proficiency in OOP and database concepts
  • Proven experience in front & back-end development
  • Ability to create front end applications using HTML5, Angular, LESS/SASS
  • Knowledge of modern frameworks and design patterns
  • Ability to create Unit and Integration tests to ensure the quality of code
  • Strong problem-solving skills
  • Good communication skills
  • Strong analytical thinking
  • Self-motivated
  • Strong will and discipline

Find MERN Stack developer jobs here

Background

MERN Stack developers usually have a Bachelor’s degree. This can be in Computer Science, IT, or a related field. You can also find a job without a degree but you must showcase exceptional skills and knowledge of MongoDB, Express. JS, React. js, and Node. js. 

To advance your skills in these areas, consider signing up for online courses. Take a look at some options for these down below: 

Salary

MERN Stack developers can earn quite a bit depending on how good their skills are and the position that they are at. Generally though, the average mern stack developer can earn around $105,000 per year. 

Junior developers can start at $87,500 per year whereas more experienced ones can make up to $175,000 per year.

In Germany, the salary range for a developer is €42,000-€69,000 whereas in the UK, the range is £40,000-£70,000.

What is the salary range of MERN stack developers?

US $87,500 – $175,000
UK £40,000 -£70,000
Germany €42,000 – €69,000

How much do freelance MERN Stack developers make?

Freelance MERN Stack developers make an average of $29 per hour. Considering an 8-hour workday, this comes up to $232 per day. 

Average Hourly Rate Of Freelance MERN Stack Developers
Average Hourly Rate Of Freelance MERN Stack Developers
Natalia Campana

Natalia is part of the international team at freelancermap. She loves the digital world, social media and meeting different cultures. Before she moved to Germany and joined the freelancermap team she worked in the US, UK and her home country Spain. Now she focuses on helping freelancers and IT professionals to find jobs and clients worldwide at www.freelancermap.com

By Natalia Campana

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