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Jr Developer Jobs in Plainfield, IL (NOW HIRING)

galaxyitechnologies

Javascript Developer

Chicago, IL · On-site

This role will involve mentoring a jr developer * App gives Hyatt Guests the ability to register with this app when booking a hotel through hyatt.com, use app to register and will get free wifi at ...

galaxyitechnologies

Javascript Developer

Chicago, IL · On-site

This role will involve mentoring a jr developer * App gives Hyatt Guests the ability to register with this app when booking a hotel through hyatt.com, use app to register and will get free wifi at ...

3B Staffing LLC

JR DATA ENGINEER

Chicago, IL · Remote

$35 - $40/hr

Client POSITION BI Lahey Health JR DATA ENGINEER LOCATION Remote- Must work 8-5 EST Looking for them to be local to Mass, RI, NH DURATION 5 months through Sept 2025 CTH PAY RATE $35-$40/hour ...

3B Staffing LLC

JR DATA ENGINEER

Chicago, IL · Remote

$35 - $40/hr

Client POSITION BI Lahey Health JR DATA ENGINEER LOCATION Remote- Must work 8-5 EST Looking for them to be local to Mass, RI, NH DURATION 5 months through Sept 2025 CTH PAY RATE $35-$40/hour ...

matchsource llc

PHP Developer

Naperville, IL

Currently seeking Jr to Sr level PHP/LAMP Developers for Naperville And Downtown Chicago! We have placed some very happy developers with this company and due to growth we are once again seeking ...

matchsource llc

PHP Developer

Naperville, IL · On-site

Currently seeking Jr to Sr level PHP/LAMP Developers for Naperville And Downtown Chicago! We have placed some very happy developers with this company and due to growth we are once again seeking ...

Albireo Energy

Jr Automation Engineer

Chicago, IL · On-site

PLC logic design and programming * HMI design and programming * Electrical control circuit design and review * Field activities such as installation, commissioning, and site investigations * Perform ...

Albireo Energy

Jr Automation Engineer

Chicago, IL · On-site

$85K/yr

HMI design and programming * Electrical control circuit design and review * Field activities such as installation, commissioning, and site investigations * Perform systems integrations using a wide ...

Exatech Inc

Business Analyst

Chicago, IL · On-site

I have an urgent opening of Jr BA/Product Owner in Chicago, IL. Role : Jr BA/Product Owner L ... Familiarity with Agile/Scrum methodologies, project tracking tools (Jira, Azure DevOps, etc.), and ...

New

AREA WIDE WATERPROOFING INC

Jr Estimator

Mokena, IL · On-site

Bachelor's degree in Construction Management, Engineering, or related field preferred. * Strong analytical skills with attention to detail and accuracy. * Proficiency in Microsoft Excel and ...

AREA WIDE WATERPROOFING INC

Jr Estimator

Mokena, IL · On-site

$55K - $85K/yr

Bachelor's degree in Construction Management, Engineering, or related field preferred. * Strong analytical skills with attention to detail and accuracy. * Proficiency in Microsoft Excel and ...

Ritchie Bros.

Principal Software Engineer

Westchester, IL · On-site

$188K - $235K/yr

Act and SME for Jr level software engineers. * Perform other duties as assigned Qualifications * Should be proficient in both application development, application support and maintenance of ...

The LaSalle Group

Jr Project Manager

North Aurora, IL · On-site

$25 - $30/hr

Bachelor's degree in Business, Operations, Engineering, Project Management or a related field preferred * 1-3 years of experience in project coordination, manufacturing support or operations roles

Littelfuse

Automatism Engineer

Chicago, IL · On-site

$85 - $110/hr

JR-111303Littelfuse is one of America's Best Mid-Sized Companies (Forbes) and has been named one of ... En tant qu'ingénieur Automatisation, vous serez responsable de piloter un ou plusieurs projets de ...

Life Fitness

Electrical Engineer

Schaumburg, IL · On-site

$70.50 - $100.30/hr

JR-024952# **Join us as we empower the world to work out, creating healthier lives together.**# **Position Summary:**The Electrical Engineer is responsible for sustaining engineering associated with ...

Shirley Ryan AbilityLab

Data Engineers

Chicago, IL · On-site

$71.20 - $124.50/hr

JR-1065051Shirley Ryan AbilityLab is the global leader in physical medicine and rehabilitation for ... Data Engineers for Chicago, IL location.* Develop secure, stable, scalable long-term plans for the ...

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Showing results 1-20

All JobsJr Developer JobsJr Developer Jobs in Plainfield, IL

Jr Developer information

See Plainfield, IL salary details

$23.4K

$86.7K

$134K

How much do jr developer jobs pay per year?

As of Sep 5, 2026, the average yearly pay for jr developer in Plainfield, IL is $86,725.00, according to ZipRecruiter salary data. Most workers in this role earn between $65,300.00 and $84,800.00 per year, depending on experience, location, and employer.

What is a jr developer?

Jr Developers, or Junior Developers, are entry-level professionals in the software development field. They typically have less experience than mid-level or senior developers and are responsible for writing, testing, and maintaining code under the guidance of more experienced team members. Jr Developers often work on smaller tasks, bug fixes, or simple features, and are expected to learn and grow their technical skills through mentorship and hands-on experience. Their role is essential for building a solid foundation in software development and contributing to the success of development projects.

What are the key skills and qualifications needed to thrive as a jr developer?

To thrive as a Jr Developer, you need a foundational understanding of programming languages (such as JavaScript, Python, or Java), basic software development principles, and often a relevant degree or coding bootcamp certification. Familiarity with version control systems like Git, IDEs, and workflow tools like Jira or Trello is typically required. Strong problem-solving skills, effective communication, and eagerness to learn help Jr Developers stand out in the workplace. These abilities are crucial for efficiently contributing to team projects, adapting to new technologies, and growing within a dynamic development environment.

What are some common challenges a jr developer might face when joining a new team, and how can they overcome them?

As a Jr Developer, one of the most common challenges is adapting to unfamiliar codebases and workflows. It can be daunting to understand existing projects and navigate team-specific tools and processes. To overcome this, Jr Developers should proactively seek help from team members, take thorough notes, and dedicate time to reviewing documentation and code. Embracing code reviews and asking questions will not only accelerate learning but also help build relationships within the team.

What is the difference between Jr Developer vs Junior Software Engineer?

AspectJr DeveloperJunior Software Engineer
Required CredentialsTypically an associate degree or coding bootcamp certificationUsually a bachelor's degree in computer science or related field
Work EnvironmentEntry-level, supervised tasks, learning-focusedSimilar entry-level environment, often with more complex project involvement
Employer & Industry UsageCommon in tech companies, startups, and IT departmentsUsed interchangeably in many companies, especially in software development teams
Search & Comparison IntentYes, often compared for entry-level rolesYes, often searched as a more formal or technical title

While both roles are entry-level software development positions, a Jr Developer often emphasizes basic coding tasks and learning, whereas a Junior Software Engineer may involve more structured engineering responsibilities. The titles are frequently used interchangeably, but understanding the specific job description can clarify expectations.

How hard is it to get a junior developer job?

Securing a junior developer position typically requires foundational programming skills, a portfolio of projects, and familiarity with relevant tools like Git and common programming languages. Entry-level roles are often competitive, but candidates with relevant internships, certifications, or coding bootcamp experience have better chances of being hired.

How to get hired as a junior developer?

To get hired as a junior developer, build a strong foundation in programming languages like JavaScript, Python, or Java, and create a portfolio of projects to demonstrate your skills. Gaining experience through internships, coding bootcamps, or contributing to open-source projects can improve your chances, along with obtaining relevant certifications and preparing for technical interviews.

What are popular job titles related to Jr Developer jobs in Plainfield, IL?

For Jr Developer jobs in Plainfield, IL, the most frequently searched job titles are:

What cities near Plainfield, IL are hiring for Jr Developer jobs?

Cities near Plainfield, IL with the most Jr Developer job openings:

Jr Developer jobs near you
Infographic showing various Jr Developer job openings in Plainfield, IL as of August 2026, with employment types broken down into 81% Full Time, 7% Part Time, and 12% Contract. Highlights an 80% Physical, 5% Hybrid, and 15% Remote job distribution, with an average salary of $86,725 per year, or $41.7 per hour.

Javascript Developer

galaxyitechnologies

Chicago, IL • On-site

Contractor

Re-posted 4 days ago

Job description

Company Description


Galaxy i Technologies, Inc is a global consulting and IT services company that is known for its commitment to client satisfaction. Galaxy i Technologies is an information technology firm offering IT Consulting, Staff Augmentation, Software Development & Training and E-commerce Development. We help our Clients to implement these solutions through a variety of skilled consulting services like Application management, Implementation and Infrastructure management.
Galaxy i Technologies has a pool of highly skilled professionals who work through the life cycle of challenging and exciting projects, including System Analysis, Designing, Development, Implementation, Maintenance, Enhancements and Test Support to our Fortune 500 Corporations.

Job Description



Job Description :

  •  We need passport number,visa and DL for submission
  • USC,GC,H1B,H1B Transfers accepted.
  • 8+years.

Javascript Developer

CHICAGO IL

24-MONTHS+, OR CTH

The position is to maintain and enhance a NodeJS application. The applications has a web frontend and a Web API. The candidate must have at least 4 years experience working with NodeJS. Previous experience with Express, HTM5, and CSS is required. Previous experience with Docker and Git are considered a plus

Team is 4 people - PM, lead developer, junior developer

  • This role will involve mentoring a jr developer
  • App gives Hyatt Guests the ability to register with this app when booking a hotel through hyatt.com, use app to register and will get free wifi at this hotel and other hotels that use this system
  • this year starting international deployment - if anyone has experience with internationalization of applications that would be helpful
  • person will be working with offshore team - person will connect with wifi vendors, they will configure their systems to use our app
  • Maintain an existing node.js app
  • Needs to have at least 4 years' experience with node
  • Use node.js and express
  • Maintain website and web apis
  • Looking for knowledge of git
  • Top skills: node. Express, git, splunk
  • Someone with Splunk experience would catch his eye

The Senior Software Developer's role is to design, code, test, and analyze software programs and applications. This includes researching, designing, documenting, and modifying software specifications throughout the production lifecycle. The software developer will also analyze and amend software errors in a timely and accurate fashion and provide status reports where required. Responsibilities: Work with business end users to determine requirements and propose approaches to address users' needs. Analyze requirements to determine approach/proposed solution. Design and Build Solutions using relevant programming languages. Thoroughly test solutions using relevant approaches and tools. Work in team environment to deliver business solutions. Problem solving skills to address development and production issues. Demonstrate a commitment to Hyatt core values. The position responsibilities outlined above are in no way to be construed as all encompassing. Other duties, responsibilities, and qualifications may be required and/or assigned as necessary.

Position Responsibilities 

The position is to maintain and enhance a NodeJS application. The applications has a web frontend and a Web API. The candidate must have at least 4 years experience working with NodeJS. Previous experience with Express, HTM5, and CSS is required. Previous experience with Docker and Git are considered a plus.



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