Freelance Java Backend Developer Jobs in Chicago, IL

Core back-end Java development (no UI focus) * Work in financial services domain (banks, trading firms, etc.) * Develop API-based applications using Core Java * Work in product-oriented delivery ...

Can we use Freelancer? : No * Named Job Posting? (if Yes - needs to be approved by SCSC) : No ... Java React Developer * Languages Required: : English

Director / Staff Engineer - Backend Location: Chicago, IL (Hybrid) Overview Our client is seeking a ... Expert Java development experience * Experience building high-performance distributed systems

Java Developer * Springboot * SQL * Rest API experience * Backend experience * Helping deployments, resolving vulnerabilities * Building new microservice for inhouse product Years of experience: 4 ...

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 AWS lead Location: Columbus, OH / Chicago, IL (15+ years) Need well experienced person in ... developers." * "Develop and maintain high-quality, scalable, and performant backend services using ...

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 ...

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 ...

Backend Lead Location: Bolingbrook, IL [On-site] Contract (6+ Months) Total rounds of interviews ... Reactive java programming * Kafka * NoSql database * Design patterns * Kubernetes The Technical ...

Identify and address performance bottlenecks in both front-end and back-end components, ensuring ... other developers to translate requirements into technical solutions. Participate in agile ...

... robust back-end systems built with Java. About Us We are a collaborative team of full stack ... We embrace agile best practices such as pair programming, test-driven development and continuous ...

Java Fullstack Developer Location: Chicago, Illinois Job Type: C2C Onsite Long-term We are looking ... The ideal candidate will have strong expertise in Java-based back-end development and React-based ...

Sr. Java Developer This role will be primarily backend with some front end framework Java, AWS, Springboot frame work, Lambdas Must Haves: * Looking for a backend java Developer, Full stack developer ...

Key Responsibilities · Design, develop, and deploy scalable backend microservices using Java (11 ... (DevOps, QA, Product) · Mentor junior developers and participate in code reviews and best ...

Title: React Developer with Java (Only local to Chicago, IL) Location: Chicago IL (5 Days Onsite ... React JS, CSS3, Typescript Back end: Java 21, Spring boot, SQL, No SWL, Restful API AWS would be a ...

Java Developer III Location: Chicago, IL-Hybrid Duration: 12+ Months Note: Top 3 skill sets ... backend with EC2, DynamoDB, Microservices, etc. for internal use. • Serve as a technical expert ...

Collaborate with UX/UI teams and backend developers to deliver seamless user experiences ... Skills: * Java 17/21/25. * Spring Boot. * React.js. * Playwright. * AWS. * REST APIs.

... Engineer (FinTech) to develop and maintain backend systems and data pipelines ... The ideal candidate will have over 8 years of experience with languages such as Java, Kotlin, Scala ...

Be it core Java, full-stack Java, Web/UI designers, Big Data or Cloud or Mobility developers ... Front end, Back End and middleware developer. Education : Must have BS or MS in engineering ...

... developers. What You'll Be Doing: * Developing and discussing the architecture of Full Stack applications with Java/J2EE backend and React JS * Backend technologies include Spring Boot, Kafka, ML ...