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Full Stack Developer Jobs in O Fallon, IL (NOW HIRING)

Gallop Resources Inc

Fullstack Java Developer

Saint Louis, MO · On-site

$51 - $65.75/hr

, Full Stack Developer Skills: * Translates business requirements into technical details relevant to web application. * Familiarity with JS frameworks such as AngularJS, JQuery * Deep and extensive ...

Gallop Resources Inc

Fullstack Java Developer

Saint Louis, MO · On-site

$51 - $65.75/hr

Company Description , Full Stack Developer Skills: * Translates business requirements into technical details relevant to web application. * Familiarity with JS frameworks such as AngularJS, JQuery

The Timberline Group

Developer C# .Net

Saint Louis, MO · On-site +1

We are seeking a full stack developer with JavaScript and C# .NET development to join our team in St. Louis, MO. This position has emphasis on front end development, but will be involved in all ...

The Timberline Group

Developer .Net/C#

Saint Louis, MO · On-site +1

$47 - $62/hr

We are seeking a full stack developer with JavaScript and C# .NET Core development to join our team in St. Louis, MO. You will have the opportunity to utilize a wide range of new development ...

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All JobsFull Stack Developer JobsFull Stack Developer Jobs in O'Fallon, IL

Full Stack Developer information

See O Fallon, IL salary details

$22

$55

$80

How much do full stack developer jobs pay per hour?

As of Jul 14, 2026, the average hourly pay for full stack developer in O'Fallon, IL is $55.28, according to ZipRecruiter salary data. Most workers in this role earn between $45.96 and $63.70 per hour, depending on experience, location, and employer.

What is the difference between Full Stack Developer vs Front End Developer?

AspectFull Stack DeveloperFront End Developer
SkillsProficient in both front-end and back-end technologies, including HTML, CSS, JavaScript, server-side languages, and databases.Specializes in client-side technologies like HTML, CSS, JavaScript, and frameworks such as React or Angular.
Work EnvironmentWorks on both server and client-side development, often handling entire project stacks.Focuses primarily on designing and implementing user interfaces and user experience.
Common UsageUsed in full project development, especially in startups and small teams.Primarily involved in UI/UX design and front-end implementation in larger teams.

While both roles require strong web development skills, Full Stack Developers handle both front-end and back-end tasks, providing a comprehensive approach to web projects. Front End Developers focus solely on creating engaging and responsive user interfaces. Understanding these differences helps employers and developers choose the right role for their project needs.

What are some common challenges Full Stack Developers face when working on cross-functional teams?

Full Stack Developers often collaborate with designers, backend engineers, project managers, and QA testers, which can introduce challenges like aligning on project requirements and managing different technical perspectives. Coordinating between frontend and backend tasks while ensuring seamless integration is another common hurdle. Additionally, staying up-to-date with evolving technologies on both ends of the stack requires strong time management and continuous learning. Effective communication and adaptability are key to overcoming these challenges and delivering cohesive solutions.

What Does a Full Stack Developer Do?

As a full stack developer, your job is to work on the front-end and the back-end of a company's database, server, and application systems. Rather than specializing in one particular area, full stack developers typically focus on prototyping software that other employees expand on later. Knowledge of many different types of systems can reduce the time needed to develop software and highlight any significant challenges. In this role, you may be asked to gain proficiency in several coding languages, use third-party data libraries, and carefully manage your time to ensure all projects finish promptly. Most full stack developers work as part of a larger team.

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

To thrive as a Full Stack Developer, you need expertise in both front-end and back-end programming languages (such as JavaScript, HTML/CSS, Python, or Java) and a solid understanding of web development principles, often supported by a relevant degree or coding bootcamp experience. Familiarity with frameworks like React or Angular, back-end environments like Node.js or Django, version control systems like Git, and possibly cloud platforms is typically required. Strong problem-solving, communication, and collaboration skills distinguish excellent developers, allowing them to work effectively in team environments and with stakeholders. These technical and soft skills are vital for building, maintaining, and optimizing complex, user-friendly web applications that meet business needs.

What is a Full Stack Developer?

A Full Stack Developer is a software professional who is skilled in both front-end (client side) and back-end (server side) development. They are capable of designing, building, and maintaining complete web applications or systems, handling everything from user interfaces and databases to server logic and APIs. Full Stack Developers often work with a range of programming languages and frameworks, such as JavaScript, HTML/CSS, Node.js, Python, and SQL, among others. Their versatility allows them to contribute to multiple stages of the software development lifecycle, making them valuable assets to development teams.
More about Full Stack Developer jobs
What cities near O'Fallon, IL are hiring for Full Stack Developer jobs? Cities near O'Fallon, IL with the most Full Stack Developer job openings:
Full Stack Developer jobs near you
Infographic showing various Full Stack Developer job openings in O'Fallon, IL as of July 2026, with employment types broken down into 100% Full Time. Highlights an 50% In-person, and 50% Remote job distribution, with an average salary of $114,979 per year, or $55.3 per hour.

Fullstack Java Developer

Gallop Resources Inc

Saint Louis, MO • On-site

$51 - $65.75/hr

Full-time

Re-posted 8 days ago

Job description

Job Description

Job description,

Full Stack Developer

Skills:

  • Translates business requirements into technical details relevant to web application.
  • Familiarity with JS frameworks such as AngularJS, JQuery
  • Deep and extensive knowledge of JavaScript and the web development ecosystem (bootstrap, SASS)
  • Good working experience in Core Java, MVC frameworks, and UML, Design Patterns.
  • Experience with EJB Hibernate, Spring Framework
  • WebSphere Application Server and DB2 and Oracle DB
  • Experience in design and engineering of REST/SOAP based web services.
  • Should have experience utilizing best practices and have worked with industry standard design patterns.
  • Proficient understanding of Code version tool like Git/ Bit bucket and SVN
  • Experience in distributed Agile SCRUM methodology
  • Excellent technical written and verbal communication skills
  • Ability to thrive in a team-oriented, fast-paced environment
Qualifications

Fullstack Java Developer

Additional Information

All your information will be kept confidential according to EEO guidelines.

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