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Freelance Java Backend Developer Jobs in Saint Louis, MO

Java Backend Developer

O Fallon, MO

$47.25 - $61.25/hr

Design, develop, and maintain backend applications using Java 8 and the Spring Framework. * Build ... CI/CD and DevOps practices. * Unit testing (JUnit or Mockito). * Bachelor's degree in computer ...

Java Backend Developer

Saint Louis, MO · On-site

$49 - $63.75/hr

Excellent capabilities in Java applications and Object Oriented concepts * Deep functional ... Proficient oral and written communication skillsBS or MS in engineering, com * Hadoop - Nice to ...

Java Engineer

O Fallon, MO · On-site

$48.50 - $66.50/hr

... Java Backend Developer * Here is the JD: Java Engineer * An ideal candidate for this role would have extensive experience in Java development and be well-versed in cloud-native applications ...

Java Developer

Saint Louis, MO

$49.50 - $64.25/hr

As a Backend Engineer, you will be responsible for developing and maintaining robust Java applications, collaborating closely with cross-functional teams to define, design, and ship new features.

Java Lead Backend Developer

Saint Louis, MO

$49 - $63.75/hr

* Strong Java developer with very good understanding of micro services * Develop and consume APIs using HTTP/Rest. * Skills on at least one major JS library /frame work. * Exposure to relational/non ...

Java Developer (Remote)

Shiloh, IL · Remote

$52.25 - $67.50/hr

Java Developer We are seeking a Java Developer to support a command and control system for the ... This role focuses on designing and maintaining mission critical backend services in Java and .NET, ...

Java Developer (Backend)

Saint Louis, MO

$49 - $63.75/hr

Interview Process: 3 rounds will be Zoom Video • Strong Java developer with very good understanding of micro services. • Grasp of software engineering skills in modular design, data structures ...

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Freelance Java Backend Developer information

See Saint Louis, MO salary details

$9

$53

$71

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

As of Jun 13, 2026, the average hourly pay for freelance java backend developer in Saint Louis, MO is $53.11, according to ZipRecruiter salary data. Most workers in this role earn between $47.21 and $61.25 per hour, depending on experience, location, and employer.

Java backend Developer

Purple Drive Technologies

Saint Louis, MO • On-site

$49 - $63.75/hr

Full-time

Posted 14 days ago


Job description

Overview:
Java Backend Developer
Job Description:
  • We are looking for an experienced Java Backend Developer to join our team and contribute to building high-performance, scalable, and reliable applications.
  • The ideal candidate will have strong expertise in core Java programming, backend development, and system design.

Key Responsibilities:
  • Design, develop, and maintain backend services and APIs using Java.
  • Ensure applications are secure, scalable, and optimized for performance.
  • Collaborate with cross-functional teams including frontend, QA, and DevOps to deliver robust solutions.
  • Write clean, maintainable, and testable code following best practices.
  • Troubleshoot and resolve technical issues across development and production environments.

Required Skills & Experience:
  • Proven hands-on experience in Java backend development.
  • Strong knowledge of object-oriented programming, multithreading, and design patterns.
  • Experience with REST APIs, microservices architecture, and database systems (SQL/NoSQL).
  • Familiarity with cloud platforms, containerization (Docker/Kubernetes), and CI/CD pipelines is a plus.
  • Excellent problem-solving, debugging, and communication skills.