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Freelance Mern Stack Developer Jobs in Chicago, IL

TechCafeHub LLC

AI Enablement Engineer

Chicago, IL · On-site

AI Enablement EngineerIntroduction We are looking for a talented AI Applications Developer with expertise in MERN Stack and Google Vertex AI to join our team. As an AI Enablement Engineer, you will ...

MethodHub

Mid - Senior AI Engineer - QE

Chicago, IL · On-site

$91K - $123K/yr

Mid-Senior AI Engineer - QE Skilled Seeking a hybrid role in Chicago 2 days/week Expected ... The MERN Stack & Full SDLC: Active, full-lifecycle application development using MongoDB, Express ...

SysMind Tech

Java Full Stack/React Developer

Chicago, IL · On-site

$54 - $69.75/hr

Can we use Freelancer? : No * Named Job Posting? (if Yes - needs to be approved by SCSC) : No ... Java Full Stack/React Developer * Local Skills : Java React Developer * Languages Required:

Catylist

Java/Web Developer

Chicago, IL · On-site +1

If you're into it, configuring and managing parts of our stack (JBoss/Wildfly, MySQL, MongoDB ... Consulting/freelance is not your bag. You prefer to maintain and improve the products you've built ...

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Freelance Mern Stack Developer information

See Chicago, IL salary details

$24

$61

$88

How much do freelance mern stack developer jobs pay per hour?

As of Jul 27, 2026, the average hourly pay for freelance mern stack developer in Chicago, IL is $61.05, according to ZipRecruiter salary data. Most workers in this role earn between $50.77 and $70.34 per hour, depending on experience, location, and employer.

What is the difference between Freelance Mern Stack Developer vs Freelance Front-End Developer?

AspectFreelance Mern Stack DeveloperFreelance Front-End Developer
SkillsProficient in MongoDB, Express.js, React, Node.jsSpecializes in HTML, CSS, JavaScript, UI/UX design
Work EnvironmentFull-stack development, backend and frontend tasksPrimarily frontend design and implementation
Common UsageBuilding complete web applicationsCreating user interfaces and visual elements

Freelance Mern Stack Developers handle both backend and frontend development using the MERN stack, enabling them to build complete web applications. In contrast, Freelance Front-End Developers focus mainly on designing and implementing the visual and interactive aspects of websites. While both roles require JavaScript skills, the Mern Stack Developer's expertise spans the entire application stack, making them suitable for full project development, whereas Front-End Developers specialize in user interface design.

What is a Freelance MERN Stack Developer?

A Freelance MERN Stack Developer is a self-employed software engineer who specializes in building web applications using the MERN stack: MongoDB, Express.js, React.js, and Node.js. These developers work independently, often on a project-by-project basis, for various clients. They handle both the front-end and back-end development, ensuring seamless integration and performance of web applications. Freelance MERN Stack Developers are valued for their flexibility, technical expertise, and ability to deliver end-to-end solutions.

How do freelance MERN Stack Developers typically manage client communications and project expectations?

Freelance MERN Stack Developers often work remotely and independently, making clear client communication essential for project success. They usually conduct regular check-ins via emails, messaging apps, or video calls to discuss progress, clarify requirements, and address feedback. Setting up project milestones and deliverables at the outset helps manage expectations and ensures both parties are aligned on timelines and outcomes. Many freelancers also use project management tools to keep clients updated and track changes efficiently.

What are the key skills and qualifications needed to thrive as a Freelance MERN Stack Developer, and why are they important?

To thrive as a Freelance MERN Stack Developer, you need strong proficiency in MongoDB, Express.js, React.js, and Node.js, along with a solid understanding of JavaScript and web development fundamentals. Familiarity with version control systems like Git, deployment platforms (e.g., AWS, Heroku), and relevant certifications such as JavaScript or React developer certificates are valuable. Excellent communication, time management, and problem-solving skills help freelancers effectively collaborate with clients and manage projects independently. These skills enable successful project delivery, client satisfaction, and adaptability in a competitive freelance environment.
What are the most commonly searched types of Mern Stack Developer jobs in Chicago, IL? The most popular types of Mern Stack Developer jobs in Chicago, IL are:
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What job categories do people searching Freelance Mern Stack Developer jobs in Chicago, IL look for? The top searched job categories for Freelance Mern Stack Developer jobs in Chicago, IL are:
What cities near Chicago, IL are hiring for Freelance Mern Stack Developer jobs? Cities near Chicago, IL with the most Freelance Mern Stack Developer job openings:
Freelance Mern Stack Developer jobs near you

AI Enablement Engineer

TechCafeHub LLC

Chicago, IL • On-site

Other

Posted 3 days ago

Job description

AI Enablement EngineerIntroduction

We are looking for a talented AI Applications Developer with expertise in MERN Stack and Google Vertex AI to join our team. As an AI Enablement Engineer, you will be responsible for designing, developing, and deploying cutting-edge AI-based platforms and applications. This role is ideal for someone with a passion for artificial intelligence and a strong background in software development.

Responsibilities
  • Design, build, and deploy AI-based platforms using Google Vertex AI
  • Architect RAG pipelines and implement EVALs frameworks
  • Build responsive backend services and frontend interfaces using MERN Stack
  • Design and implement scalable integration platforms and APIs
  • Execute the entire SDLC leveraging AI-native tools
  • Apply rigorous testing methodology to validate AI model outputs
RequirementsRequired Qualifications & Technical Skills
  • 7-10 years of full-lifecycle software development experience
  • Proficiency in MERN Stack (MongoDB, Express.js, React, Node.js)
  • Experience with Google Vertex AI, RAG pipelines, and EVALs frameworks
  • Solid skills in Python, TypeScript, JavaScript, and Java
  • Proficiency in AI-accelerated workflows
  • Experience with DevOps tools and IDEs
  • Ability to work in Chicago, IL
Preferred Qualifications
  • Background in Quality Engineering, Automated Testing, or System Reliability
  • Understanding of cloud-native deployment patterns and microservices architecture

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