Freelance Java Backend Developer Jobs in Illinois

* 8+ years of experience in Java Backend development . * Strong experience with Apache Spark and ... Familiarity with CI/CD pipelines and DevOps practices.

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 ...

Architect and develop Java backend services (Java 8+/Spring Boot) and ReactJS-based front-end ... Exposure to DevOps pipelines , automated testing, and CI/CD best practices

Senior Back-End Engineer - Work From Home This Senior Back-End Engineer position is a 100% Remote ... Java Spring Boot, Hibernate, Microservices, Docker, Kubernetes, Elasticsearch, Software Developer ...

Experience in software development technologies including Java backend frameworks (Spring ... Developer: 5-12year

The Full Stack Developer Engineer secures, scalable and reliable technology solutions, with minimal ... Strong core Java and backend development expertise. * at least 5 years of required experience

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 ...

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 ...

Backend Web and App Developer At Smartz Inc, we rely on our dynamic team of engineers to solve the ... using Java / C++ , Bash * 1+ year of using these apps/tools under Linux: Nginx , Git , Mysql ...

Backend Web and App Developer At Smartz Inc, we rely on our dynamic team of engineers to solve the ... using Java / C++ , Bash * 1+ year of using these apps/tools under Linux: Nginx , Git , Mysql ...

Backend Web and App Developer At Smartz Inc, we rely on our dynamic team of engineers to solve the ... using Java / C++ , Bash * 1+ year of using these apps/tools under Linux: Nginx , Git , Mysql ...

Java Developer (Enterprise Applications) Salary: $86,250-$115,000 Position Summary We are seeking ... Build scalable, high-performance backend services and APIs. * Translate business and technical ...

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 ...

Advanced programming experience with Java and/or Kotlin . * Strong experience with Spring Boot and microservices development . * Experience designing and implementing REST APIs. * Experience working ...

... engineering experience, with significant backend Java experience * Strong Java expertise, including concurrency, collections, memory behavior, performance tuning, and production debugging * Proven ...

Write, review, debug, and optimize production code actively; lead through hands-on engineering contribution rather than delegation. * Build cloud-native backend services using Java, Spring Boot ...

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

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