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Freelance Java Spring Developer Jobs in Naperville, IL

Seven Seven Software

Java Fullstack Developer

Chicago, IL · On-site

$54 - $69.75/hr

Build and maintain scalable, high-performance applications using Java and Spring Boot. * Develop ... AWS, Azure * DevOps: Docker, CI/CD pipelines, Spinnaker * Monitoring: Datadog, Dynatrace, Splunk ...

Laksan Technologies

Java Fullstack Developer

Chicago, IL · On-site

$54 - $69.75/hr

Java Fullstack Developer Location: Chicago, Illinois Job Type: C2C Onsite Long-term We are looking ... Develop and maintain scalable web applications using Java (Spring Boot) and React.Design RESTful ...

InterSources

Java Microservices Developer

Chicago, IL · On-site

$52.50 - $68/hr

Java Microservices Developer (Java Spring Boot, Kafka, Debezium) Location: Wooddale, IL Position Type: Fulltime/Permanent Position Overview: We are seeking a skilled Java Microservices Developer to ...

Apex Informatics

Java Full Stack Developer

Chicago, IL · On-site

$54 - $69.75/hr

Java/Spring/Microservices/React/AWS - These are MUST have's with minimum 10+ years of experience * Preference is a senior level hands on developer * Must have very strong API experience * Must have ...

Purple Drive

Java AWS Lead

Chicago, IL · On-site

... through Spring Security, OAuth2, JWT, and best coding practices. * Mentored junior developers ... using Java, Spring Boot, Hibernate, and Microservices. * Expertise in full-stack development ...

New

Sparktek

Java Backend Lead

Chicago, IL · On-site

$52 - $67.50/hr

As the Backend Lead, you will be responsible for leading a team of developers, architecting and implementing robust APIs using Java, Spring Boot, and SQL. You will play a crucial role in ensuring the ...

Anagh Technologies, Inc.

Java Angular

Chicago, IL · On-site

$54 - $69.75/hr

4 Full Stack Engineers (React or Angular, Java/Spring, AWS), Capital One/Chicago, Hybrid, CTH - GC/USC , 2 Senior roles: 10+ years, need to be very hands on, work independently, understand design ...

Accroid Inc

Sr Blockchain Developer

Chicago, IL · On-site

$54 - $69.75/hr

Java / Spring Boot business logic * Blockchain smart contracts using Solidity * Cloud based ... Additional Programming Languages Not currently used in environment but considered helpful: * Rust

Seven Seven Software

Java J2EE Developer

Chicago, IL · On-site

Java,J2EE,SQL,Spring boot, Micro Services, Rest API, Kafka, Oracle, GKP, Rest API, Kafka. Minimum 8+ Years Exp in Java, Spring, Cloud Development. Ability to take process high-level business ...

DRC Systems

Java Engineer

Chicago, IL · On-site

$65 - $72/hr

Java Engineer Location: Chicago, IL ( 5 Days onsite) Local nearby Candidates required Visa: w2 Primary skillset is Java/Spring/Microservices/API/Kafka + AWS Must be strong with API's Must have good ...

Kaav Inc.

Java Full Stack Developer

Chicago, IL · On-site

$54 - $69.75/hr

Minimum 8 years of Java Applications Development work experience Solid application design, coding, testing, maintenance and debugging skills Solid experience in Core Java, Spring Framework ...

Seven Seven Software

Java J2EE Developer

Chicago, IL · On-site

Java,J2EE,SQL,Spring boot, Micro Services, Rest API, Kafka, Oracle, GKP, Rest API, Kafka. Minimum 8+ Years Exp in Java, Spring, Cloud Development. Ability to take process high-level business ...

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Freelance Java Spring Developer information

See Naperville, IL salary details

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$56

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

As of Jun 25, 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, and why are they important?

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 87% Full Time, and 13% Contract. Highlights an 100% In-person job distribution, with an average salary of $117,756 per year, or $56.6 per hour.

Java Fullstack Developer

Seven Seven Software

Chicago, IL • On-site

$54 - $69.75/hr

Full-time

Posted 10 days ago

Job description

Join our dynamic team as a Java Full Stack Software Engineer, where you'll play a key role in designing, developing, and deploying innovative solutions that drive our business forward.
You'll work on everything from customer-facing web and mobile applications using modern open-source frameworks, to highly available RESTful services, and robust back-end systems built with Java.
About Us
We are a collaborative team of full stack engineers with strong DevOps expertise.
Our technology stack includes Java, Python, and C#, and we are passionate about building products with open source and Inner Source components.
We embrace agile best practices such as pair programming, test-driven development and continuous and frequent code-delivery into Prodiuction.
What You'll Do
  • Design and implement event-driven, microservices-based architectures.
  • Build and maintain scalable, high-performance applications using Java and Spring Boot.
  • Develop RESTful APIs and integrate with front-end frameworks such as React and Angular.
  • Work with a variety of databases, including Oracle, AWS AuroraDB, MongoDB, and Redis.
  • Leverage Kafka for messaging, streaming, and enabling horizontal scalability.
  • Collaborate with cross-functional teams in an agile environment, contributing to all phases of the software development lifecycle.
  • Apply strategic and analytical thinking to solve complex business challenges.
  • Foster a culture of continuous learning, innovation, and knowledge sharing.

Our Tech Stack
  • Architecture: Event sourcing, microservices
  • Databases: Oracle, AWS AuroraDB, MongoDB
  • Messaging: Kafka
  • Front-End: React, Angular
  • Cloud: AWS, Azure
  • DevOps: Docker, CI/CD pipelines, Spinnaker
  • Monitoring: Datadog, Dynatrace, Splunk

Required Skills:
  • Strong experience with Java (Spring Boot, Tomcat, Docker)
  • Hands-on experience with microservices architecture and cloud deployment (AWS or Azure)
  • Proficiency with NoSQL databases (MongoDB or DynamoDB); Redis is a plus
  • Experience with relational databases (Oracle, AWS Aurora, or CockroachDB)
  • Familiarity with Kafka for streaming and messaging
  • Exposure to shell scripting languages (Python preferred)

Nice to Have:
  • Experience with front-end frameworks (React and/or Angular)

Job Requirements
Join our dynamic team as a Java Full Stack Software Engineer, where you'll play a key role in designing, developing, and deploying innovative solutions that drive our business forward.
You'll work on everything from customer-facing web and mobile applications using modern open-source frameworks, to highly available RESTful services, and robust back-end systems built with Java.
About Us
We are a collaborative team of full stack engineers with strong DevOps expertise.
Our technology stack includes Java, Python, and C#, and we are passionate about building products with open source and Inner Source components.
We embrace agile best practices such as pair programming, test-driven development and continuous and frequent code-delivery into Prodiuction.
What You'll Do
  • Design and implement event-driven, microservices-based architectures.
  • Build and maintain scalable, high-performance applications using Java and Spring Boot.
  • Develop RESTful APIs and integrate with front-end frameworks such as React and Angular.
  • Work with a variety of databases, including Oracle, AWS AuroraDB, MongoDB, and Redis.
  • Leverage Kafka for messaging, streaming, and enabling horizontal scalability.
  • Collaborate with cross-functional teams in an agile environment, contributing to all phases of the software development lifecycle.
  • Apply strategic and analytical thinking to solve complex business challenges.
  • Foster a culture of continuous learning, innovation, and knowledge sharing.

Our Tech Stack
  • Architecture: Event sourcing, microservices
  • Databases: Oracle, AWS AuroraDB, MongoDB
  • Messaging: Kafka
  • Front-End: React, Angular
  • Cloud: AWS, Azure
  • DevOps: Docker, CI/CD pipelines, Spinnaker
  • Monitoring: Datadog, Dynatrace, Splunk

Required Skills:
  • Strong experience with Java (Spring Boot, Tomcat, Docker)
  • Hands-on experience with microservices architecture and cloud deployment (AWS or Azure)
  • Proficiency with NoSQL databases (MongoDB or DynamoDB); Redis is a plus
  • Experience with relational databases (Oracle, AWS Aurora, or CockroachDB)
  • Familiarity with Kafka for streaming and messaging
  • Exposure to shell scripting languages (Python preferred)

Nice to Have:
  • Experience with front-end frameworks (React and/or Angular)

Apply