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Freelance Java Spring Developer Jobs in Naperville, IL

Sonsoft Inc

Core Java Developer

Chicago, IL

Preferred At least 4 years of experience working on Core Java/Spring . Atleast 4 years of experience with TDD based development and re-engineering of existing application to incorporate unit tests ...

kloudhire.com

Java FullStack WebDeveloper

Hines, IL · On-site

$52 - $67/hr

Minimum Qualifications: * BS/MS degree in Computer Science or related field. * 7+ years of industry experience in developing WEB applications using Java and Spring Framework (Spring WEB, MVC, JPA ...

Sonsoft Inc

Core Java Developer

Chicago, IL · On-site

Preferred At least 4 years of experience working on Core Java/Spring . Atleast 4 years of experience with TDD based development and re-engineering of existing application to incorporate unit tests ...

PROLIM Global Corporation

Java Developer

Naperville, IL · On-site

$51 - $66/hr

Java Developer Naperville , IL (Onsite ) Contract JD: Strong hands-on experience in Core Java ... Experience with Spring Framework (Spring Boot| Spring MVC| Spring Data). Expertise in Oracle and ...

Sonsoft Inc

Java + Elastic Search

Chicago, IL · On-site

$52.50 - $68/hr

Experience in Core Java, Spring, RESTFul services, SOAP services * Experience in API development, exposing services * Experience in Oracle DB and writing PL/SQL * Experience in wirting Unit Test ...

Avtech solution

JAVA developer

Chicago, IL · On-site

$52.50 - $68/hr

Company Description JAVA developer Java Developer III Designs, develops, and implements web-based ... Must have: Java: 8+ years Spring: 3+ years AWS experience: 2+ years Web Services / REST / API ...

Sonsoft Inc

Java developer with ( Apache Camel)

Chicago, IL

$52.50 - $68/hr

Preferred At least 2 years of Core Java/Spring experience Expert knowledge and strong hands on ... Experience and understanding of in Production support and performance engineering. Qualifications ...

Addison Group

Java Developer

Chicago, IL · On-site

$50 - $55/hr

Java Developer Industry: Information Technology / Software Development Location (City, State ... Develop and maintain backend applications utilizing Java and Spring Boot. * Design, build, and ...

Next Step Systems

Full Stack Java Developer

Chicago, IL · On-site

$54 - $69.75/hr

Full Stack Java Developer, Chicago, IL We are hiring a Full Stack Java Developer now! Urgent need ... Qualifications: - Java development experience with knowledge of Java 1.7 and 1.8 features. - Spring ...

Sonsoft Inc

Java Developer (Apache Camel)

Chicago, IL · On-site

$52.50 - $68/hr

Preferred At least 2 years of Core Java/Spring experience Expert knowledge and strong hands on experience with integration design & implementation using Apache Camel framework. At least 2 years of ...

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Freelance Java Spring Developer information

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$77

How much do freelance java spring developer jobs pay per hour?

As of Aug 6, 2026, the average hourly pay for freelance java spring developer in Naperville, IL is $56.61, according to ZipRecruiter salary data. Most workers in this role earn between $48.94 and $63.37 per hour, depending on experience, location, and employer.

What is the difference between Freelance Java Spring Developer vs Java Backend Developer?

AspectFreelance Java Spring DeveloperJava Backend Developer
CredentialsOften requires Java certifications, Spring certifications, and relevant experienceTypically requires a Java degree or equivalent experience, with or without certifications
Work EnvironmentIndependent, project-based, remote or on-site freelance workFull-time employment in a company or organization, often in an office setting
Employer & Industry UsageClients across various industries hiring for specific projectsEmployers in tech, finance, e-commerce, and other sectors with ongoing backend needs
Search & Comparison IntentLooking for freelance opportunities or contract work in Java Spring developmentSeeking full-time or permanent backend development roles in Java

In summary, Freelance Java Spring Developers typically work independently on short-term projects, requiring specific certifications and flexible work environments. Java Backend Developers usually hold full-time roles within organizations, focusing on ongoing backend system development.

What is a freelance Java Spring developer?

A Freelance Java Spring Developer is a self-employed software professional who specializes in building, maintaining, and optimizing applications using the Java programming language and the Spring framework. These developers work on a contract or project basis for various clients, rather than as full-time employees for a single company. Their responsibilities often include designing backend systems, integrating APIs, and ensuring applications are scalable and secure. Freelance Java Spring Developers typically manage their own schedules and may work remotely for clients around the world.

What are the key skills and qualifications needed to thrive as a freelance Java Spring developer?

To thrive as a Freelance Java Spring Developer, you need a solid understanding of Java programming, Spring Framework (including Spring Boot), and experience with RESTful APIs, typically supported by a degree in computer science or relevant certifications. Familiarity with tools like Maven, Git, Docker, and cloud platforms such as AWS or Azure is often required. Strong problem-solving, time management, and client communication skills help you stand out in this role. These competencies ensure you can deliver robust solutions efficiently while managing multiple clients and projects in a dynamic freelance environment.

What are the most common challenges faced by freelance Java Spring developers when working with multiple clients simultaneously?

Freelance Java Spring Developers often juggle projects for multiple clients, which can pose challenges such as managing shifting priorities, aligning with different coding standards, and keeping up with varied communication styles. Successfully navigating these requires strong organizational skills, clear project documentation, and proactive communication to set expectations. Additionally, freelancers must stay updated with the latest Spring framework updates to deliver high-quality, maintainable solutions across diverse client environments.
What are the most commonly searched types of Java Spring Developer jobs in Naperville, IL? The most popular types of Java Spring Developer jobs in Naperville, IL are:
What are popular job titles related to Freelance Java Spring Developer jobs in Naperville, IL? For Freelance Java Spring Developer jobs in Naperville, IL, the most frequently searched job titles are:
What job categories do people searching Freelance Java Spring Developer jobs in Naperville, IL look for? The top searched job categories for Freelance Java Spring Developer jobs in Naperville, IL are:
What cities near Naperville, IL are hiring for Freelance Java Spring Developer jobs? Cities near Naperville, IL with the most Freelance Java Spring Developer job openings:
Freelance Java Spring Developer jobs near you
Infographic showing various Freelance Java Spring Developer job openings in Naperville, IL as of June 2026, with employment types broken down into 86% Full Time, and 14% Contract. Highlights an 100% In-person job distribution, with an average salary of $117,756 per year, or $56.6 per hour.

Core Java Developer

Sonsoft Inc

Chicago, IL

Full-time

Re-posted 26 days ago

Job description

Company Description

Sonsoft , Inc. is a USA based corporation duly organized under the laws of the Commonwealth of Georgia. Sonsoft Inc. is growing at a steady pace specializing in the fields of Software Development, Software Consultancy and Information Technology Enabled Services.

Job Description

Preferred
At least 4 years of experience working on Core Java/Spring.
Atleast 4 years of experience with TDD based development and re-engineering of existing application to incorporate unit tests and functional tests.
Atleast 4 years of experience with Unix/python/perl scripting.
Knowledge of any batch scheduler (Autosys, Control+M etc).
Atleast 2 years of experience working on database to define queries and stored procedures (oracle).
Ability to support multiple applications when escalated for development team investigation.
In depth knowledge on various open source libraries needed for a standard integration project.
Atleast 1 year of experience working with test driven development.
Ability to break up complex design into phased approaches
Conduct peer code review and design review
At least 3 years of experience in Project life cycle activities on development and maintenance projects.
At least 3 years of experience in Design and architecture review.
At least 3 years of experience in software development life cycle.
Ability to work in team in diverse/ multiple stakeholder environment
Experience in Investment banking (basic knowledge is a must to understand the requirement)
Analytical skills
Experience and desire to work in a Global delivery environment

Qualifications

Qualifications
Basic
Bachelor's degree or foreign equivalent required from an accredited institution. Will also consider three years of progressive experience in the specialty in lieu of every year of education.
At least 4 years of experience with Information Technology.

Additional Information

** U.S. citizens and those authorized to work in the U.S. are encouraged to apply. We are unable to sponsor at this time.

Note:-

  1. This is a Full-Time Permanent job opportunity for you.
  2. Only US Citizen, Green Card Holder, TN Visa, GC-EAD, H4-EAD & L2-EAD can apply.
  3. No OPT-EAD & H1B Consultants please.
  4. Please mention your Visa Status in your email or resume.
Sonsoft logo

About Sonsoft

Sourced by ZipRecruiter

Sonsoft , Inc. is a USA based corporation duly organized under the laws of the Commonwealth of Georgia. Sonsoft Inc. is growing at a steady pace specializing in the fields of Software Development, Software Consultancy and Information Technology Enabled Services.

Industry

It services

Company size

51 - 200 Employees

Headquarters location

Alpharetta, GA, US

Year founded

2007

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