1

Freelance Java Backend Developer Jobs in Chicago, IL

Design and develop scalable backend services and data processing solutions using Java. * Build and ... Familiarity with CI/CD pipelines and DevOps practices. Soft Skills * Strong communication and ...

New

Java Developer

Riverwoods, IL · On-site

$53 - $68.50/hr

This role centers on building and optimizing high‑performance backend services and cloud‑based ... Engineer or Backend Engineer. * Strong proficiency in Java 21, Spring Boot, RESTful APIs, and ...

Sr. Backend Java Developer

Chicago, IL · On-site

$124K - $161K/yr

We are helping our Direct Client (Fortune 100 company) to look for Top Notch/Expert Sr. Backend Java Developer for 100% Onsite Multi-Year Contract role in Chicago Downtown, Immediate Start! Client ...

Sr. Backend Java Developer

Chicago, IL · On-site

$124K - $161K/yr

We are helping our Direct Client (Fortune 100 company) to look for Top Notch/Expert Sr. Backend Java Developer for 100% Onsite Multi-Year Contract role in Chicago Downtown, Immediate Start! Client ...

As a Lead Software Engineer with strong back-end expertise, you'll start your day aligning with ... Your focus will be on driving Java and Spring Boot-based services, APIs, and integrations that ...

As a Lead Software Engineer with strong back-end expertise, you'll start your day aligning with ... Your focus will be on driving Java and Spring Boot-based services, APIs, and integrations that ...

Build internal tools and dashboards that improve operational visibility and developer workflows ... Strong experience with backend languages such as Node.js, Go, Python, Java, or similar.

New

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 ...

Java Developer

Chicago, IL · On-site

$52.50 - $68/hr

Resource 1 is in need of a Java Developer for a long-term contract. This is hybrid/ remote, so ... and back-end (SQL). Individual should have experience with full life-cycle development, from ...

Java Developer

Chicago, IL · On-site

$52.50 - $68/hr

Core Java Developer Work Location: Chicago, IL (Hybrid Role) Must have skills: AWS, Microservices ... Identify and address performance bottlenecks in both front-end and back-end components, ensuring ...

Showing results 21-40

Freelance Java Backend Developer information

See Chicago, IL salary details

$10

$56

$75

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

As of Aug 22, 2026, the average hourly pay for freelance java backend developer in Chicago, IL is $56.28, according to ZipRecruiter salary data. Most workers in this role earn between $50.00 and $64.86 per hour, depending on experience, location, and employer.

What are the most commonly searched types of Java Backend Developer jobs in Chicago, IL?

The most popular types of Java Backend Developer jobs in Chicago, IL are:

What cities near Chicago, IL are hiring for Freelance Java Backend Developer jobs?

Cities near Chicago, IL with the most Freelance Java Backend Developer job openings:

Lead Java Engineer

Nitor Infotech

Chicago, IL • On-site

Other

Posted 2 days ago

New


Job description

Role Overview
We are looking for a Lead Java Engineer to support development of scalable data and analytics platforms. This role requires strong technical leadership, stakeholder communication, and coordination across onshore/offshore teams. The ideal candidate will have hands-on expertise in Java, Spark, and Google Cloud Platform, with experience working with large financial datasets and distributed databases such as Spanner. Full-stack exposure is a plus.

Key Responsibilities

  • Design and develop scalable backend services and data processing solutions using Java.
  • Build and optimize Spark-based large-scale data pipelines.
  • Develop and maintain data schemas and models supporting analytics workloads.
  • Collaborate with business stakeholders, product teams, and architects to translate requirements into technical solutions.
  • Coordinate development activities across onshore and offshore teams.
  • Optimize application performance and tune queries and data processing jobs.
  • Work with Google Cloud Platform services and distributed databases (e.g., Spanner).
  • Support QA activities, including validation, defect triage, and release readiness.

Required Skills

  • 8+ years of experience in Java backend development.
  • Strong experience with Apache Spark and large-scale data processing.
  • Hands-on experience with Google Cloud Platform services and cloud-native architectures.
  • Experience with data modeling, schema design, and performance optimization.
  • Familiarity with Spanner or other distributed databases.
  • Experience working with financial services or fintech data platforms.

Good to Have

  • Full-stack development experience, including exposure to Vue.js or modern UI frameworks.
  • Experience with PostgreSQL and relational database design.
  • Familiarity with CI/CD pipelines and DevOps practices.

Soft Skills

  • Strong communication and stakeholder engagement.
  • Experience leading or coordinating distributed engineering teams.
  • Ability to work closely with business, QA, and architecture teams.