Overview
Skills
Job Details
Title: Freelance Java Developer
Industry: Fashion Retail
Location: REMOTE USA
Duration: 11/03/25 - 07/03/2026
Pay Rate: $60-$70/HR W2
***NO 3RD PARTIES, NO C2C***
Responsibilities:
Java backend developer (Java, AWS, Kafka, EMR) The applications will utilize a modern tech stack focused on Java, Apache Kafka, AWS Cloud services, CI/CD practices, and GitLab. Data streaming and processing: Implement and manage Kafka-based data pipelines for real-time data ingestion and processing. Leverage AWS cloud services (e.g., EC2, Lambda, S3, SQS, DynamoDB, ECS, EKS) to build and deploy cloud-native applications and microservices. Design and implement CI/CD pipelines using GitLab to automate build, test, and deployment processes, ensuring continuous delivery and smooth releases. Write clean, well-documented, and testable code following best practices and coding standards. Actively participate in code reviews and provide constructive feedback to team members. Collaborate with cross-functional teams, including product owners, architects, and QA engineers, to define requirements, design solutions, and deliver features. Monitor application performance, identify bottlenecks, troubleshoot issues, and implement solutions to optimize performance and reliability. Ensure the security, scalability, and maintainability of applications in production environments.
Requirements:
Experience of 3~5 years in Java 17 development, including Spring Boot framework and microservices architecture. Kafka expertise: Demonstrated experience with Apache Kafka, including design, deployment, performance tuning, and troubleshooting. Proven experience with AWS cloud services (e.g., EC2, Lambda, S3, SQS, DynamoDB, Aurora, EKS). CI/CD tools and methodologies: Strong understanding and experience with CI/CD tools and methodologies, such as Jenkins, Git, Gradle. Big data technologies: Experience with big data technologies, including Spark and Avro is preferred. Databases: Experience with relational and NoSQL databases like AWS DynamoDB, AWS RDS Aurora, and Cassandra is beneficial. Strong problem-solving skills and ability to troubleshoot complex technical issues. Excellent communication and collaboration skills, with the ability to work effectively in an Agile/Scrum environment. Bachelor s degree in computer science, Software Engineering, or a related field.