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Freelance Full Stack Developer Jobs in Illinois (NOW HIRING)

Senior Full Stack Developer At Smartz Inc, we rely on our dynamic team of engineers to solve the many challenges and puzzles that come with our rapidly evolving technical stack. We're seeking a full ...

Senior Full Stack Developer At Smartz Inc, we rely on our dynamic team of engineers to solve the many challenges and puzzles that come with our rapidly evolving technical stack. We're seeking a full ...

... engineering practices (TDD is a plus). • Work with MySQL and ORM-based data models (e.g ... Required Skills & Qualifications • 4-7 years of software development experience (full stack). • ...

Java Full Stack Developer

Northbrook, IL

$53.25 - $68.75/hr

Java Full Stack Developer (with experience on Agile XP, UI- Angular.JS or React.JS, IntelliJ -IDE, Github, Spring Framework, MongoDB, Jenkins, docker toolbox & node.JS) Job Location : Northbrook ...

... full stack applications * Proven ability to work in cross-functional teams, particularly alongside algorithmic developers and traders * Solid understanding of software engineering fundamentals - data ...

Build and evolve full stack reporting features that are customer centric and aligned to Utilities ... Mentor and collaborate with engineers through reviews, pairing, and knowledge sharing-building a ...

As a Developer who is passionate about coding, you will be part of a small, but powerful and elite ... N stack (MongoDB , Ember.js, Express.js & Node.js) * Experience with API's (Google, others)

They are seeking a talented and versatile Mid-Level Full Stack Developer to develop and maintain robust web applications, create user interfaces, and collaborate with cross-functional teams to ...

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Freelance Full Stack Developer information

See Illinois salary details

$23

$57

$83

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

As of Jun 16, 2026, the average hourly pay for freelance full stack developer in Illinois is $57.42, according to ZipRecruiter salary data. Most workers in this role earn between $47.74 and $66.15 per hour, depending on experience, location, and employer.

What is a Freelance Full Stack Developer job?

A Freelance Full Stack Developer is a self-employed professional who builds both the front-end and back-end of websites or applications. They work with various technologies, including databases, servers, APIs, and client-side interfaces, to create fully functional digital products. Unlike full-time employees, freelancers work on a project basis for multiple clients, offering flexibility in workload and schedule. Their responsibilities often include coding, debugging, deployment, and sometimes design.

What types of projects and clients can Freelance Full Stack Developers typically expect to work with?

Freelance Full Stack Developers often engage with a diverse range of projects, including website and web application development, e-commerce platforms, mobile app backends, and API integrations. Clients can range from startups and small businesses to established companies and entrepreneurs seeking bespoke digital solutions. The variety in clients and project scopes allows developers to constantly expand their skills and work experience, but it also means adapting quickly to new industries and client expectations. Freelancers typically manage their own workflow, communicate directly with clients, and are responsible for project timelines, making this role ideal for self-motivated technology professionals.

What are the key skills and qualifications needed to thrive in the Freelance Full Stack Developer position, and why are they important?

To thrive as a Freelance Full Stack Developer, you need a solid grasp of both front-end and back-end programming languages (such as JavaScript, HTML/CSS, Node.js, Python, or similar) and a strong portfolio showcasing completed projects. Familiarity with frameworks like React or Angular, version control systems like Git, cloud services, and sometimes relevant certifications (such as AWS Certified Developer) are highly valued. Excellent communication, problem-solving abilities, time management, and client relationship skills help set freelancers apart. These competencies are crucial for effectively delivering end-to-end solutions, managing multiple projects, and building a reliable client base.

What are the most commonly searched types of Full Stack Developer jobs in Illinois? The most popular types of Full Stack Developer jobs in Illinois are:
What job categories do people searching Freelance Full Stack Developer jobs in Illinois look for? The top searched job categories for Freelance Full Stack Developer jobs in Illinois are:
What cities in Illinois are hiring for Freelance Full Stack Developer jobs? Cities in Illinois with the most Freelance Full Stack Developer job openings:
Infographic showing various Freelance Full Stack Developer job openings in Illinois as of June 2026, with employment types broken down into 75% Full Time, 15% Part Time, and 10% Contract. Highlights an 90% Physical, 3% Hybrid, and 7% Remote job distribution, with an average salary of $119,444 per year, or $57.4 per hour.
Senior Full Stack Developer

Senior Full Stack Developer

Smartz

Champaign, IL • On-site

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 28 days ago


Job description

Senior Full Stack Developer

At Smartz Inc, we rely on our dynamic team of engineers to solve the many challenges and puzzles that come with our rapidly evolving technical stack. We're seeking a full-stack engineer who is ready to work with new technologies and architectures in a forward-thinking organization that's always pushing boundaries. Here, you will take complete, end-to-end ownership of projects across the entire stack. Our ideal candidate has experience building products across the stack and a firm understanding of web frameworks, APIs, databases, and multiple back-end languages. You'll be joining a small team working at the forefront of new technology, solving the challenges that impact both the front-end and back-end architecture and ultimately, delivering amazing global user experiences.


About Us

Smartz was founded in June of 2021 by Dr. Kevin Wan who has been a successful entrepreneur in the smart home industry for more than 10 years. Our team at Smartz wants to disrupt the PropTech Industry by providing advanced AI software that is compatible with industry-leading smart home devices and will provide property owners and tenants with an all-in-one solution to all of their property management needs.


Our team uses the latest mobile technologies for all features of Smartz apps, which include live video streaming/recording, motion/sound alerts, AI-powered object detection, video access sharing functions, etc. We always strive to develop innovative features to create secure and smart device management experiences for our users and business partners.


Job Type

  • Full-time (Champaign, IL)


Job Responsibilities

  • Work across the full stack, building highly scalable distributed solutions that enable positive user experiences and measurable business growth
  • Develop new features and infrastructure development in support of rapidly emerging business and project requirements
  • Assume leadership of new projects from conceptualization to deployment
  • Ensure application performance, uptime, and scale, maintaining high standards of code quality and thoughtful application design
  • Work with agile development methodologies, adhering to best practices and pursuing continued learning opportunities.
  • Developing front-end website architecture.
  • Designing user interactions on web pages.
  • Developing back-end website applications.
  • Creating servers and databases for functionality.
  • Ensuring cross-platform optimization for mobile phones.
  • Ensuring responsiveness of applications.
  • Working alongside graphic designers for web design features.
  • Seeing through a project from conception to finished product.
  • Designing and developing APIs.
  • Meeting both technical and consumer needs.
  • Staying abreast of developments in web applications and programming languages.
  • Design and implementation of continuous integration and deployment.


Technical Skills Requirements

  • Proficiency with server-side frameworks such as Springboot, java Spring, or any java related frameworks
  • Familiarity with database technology such as MySQL, Oracle, and MongoDB.
  • Proficiency with fundamental front-end languages such as HTML, CSS, and JavaScript.
  • Familiarity with JavaScript frameworks such as React or Vue JS.


Experience & Qualifications

  • 3+ years of experience building large-scale software applications.
  • Bachelor's Degree in Computer Science
  • Experience in building enterprise applications
  • Strong organizational and project management skills.
  • Unit/integration testing experience.
  • Excellent verbal communication skills.
  • Good problem-solving skills and strong attention to detail.


Benefits and Compensation

  • Company paid Medical, Dental, Vision, and Life insurance
  • Retirement and savings plan with company match
  • Robust paid time off package
  • Paid Company Holidays



Smartz's commitment to diversity and inclusion is one we strive to cultivate continuously. We aim to provide everyone, regardless of identity, a space where they can grow and feel seen as a person first. These are more than just words to us; they are guidelines for how we build and foster our team, our leaders, and the core culture of our company. We are also an equal opportunity employer that does not discriminate based on any protected attribute, including race, religion, color, national origin, gender, sexual orientation, gender identity, gender expression, age, marital or veteran status, pregnancy or disability, or any other basis protected under applicable law. In accordance with the law, we make reasonable accommodations for applicants' and employees' religious practices and beliefs and any mental health or physical disability needs.


As a part of our commitment to health and safety, we have implemented various COVID-related health and safety requirements for our workforce. These requirements may include sharing information in the company's HRM system, regular testing, mask-wearing, social distancing, and daily health checks. Requirements may change in the future with the evolving public health landscape.