Senior Java Backend Developer – AWS / Microservices

Delta Computer Consulting, Inc.; Los Angeles (CA); On-site; USD 76,000 - 85,000; Full time

Benefits offered by this job

Health insurance

Dental insurance

Vision insurance

Life Insurance

401k

Continuing & On-Demand Education

Job summary

Delta Computer Consulting, Inc. is seeking a Senior Java Backend Developer to design, develop, enhance, and support enterprise digital applications and cloud-native backend services.

The role requires 5–8+ years of professional software development experience and strong expertise in Java/J2EE, Spring Boot, AWS, microservices, REST APIs, event-driven architecture, Kubernetes, and CI/CD. You will work across the full application lifecycle, from design to production support.

Qualifications

• 5–8+ years of professional software development experience.
• Strong backend development experience with Java/J2EE.
• Proficiency in Spring Boot and Hibernate frameworks.
• Experience designing and consuming RESTful APIs.
• Familiarity with AWS cloud services and microservices architectures.
• Knowledge of containerization with Docker and Kubernetes.

Responsibilities

• Design, develop, test, deploy, and support enterprise backend applications using Java/J2EE and Spring Boot.
• Develop solutions using Spring Data JPA, Hibernate, and related Java frameworks.
• Design and implement scalable microservices and RESTful APIs.
• Build and support cloud-native applications within AWS.
• Develop event-driven and serverless architectures and manage CI/CD pipelines.

Skills

Java/J2EE

Spring Boot

AWS

Microservices

REST APIs

Event-driven architecture

Kubernetes

CI/CD

AWS Lambda

Tools

Docker

OpenShift

Terraform

CloudFormation

Jenkins

GitLab CI/CD

GitHub Actions

AWS CodePipeline

PostgreSQL

MySQL

Job description

Pay Range: $55.00 – $62.00 per hour (based on experience & internal equity)

Benefits: Health, Dental, Vision, Life Insurance, 401k, Continuing & On-Demand Education

Must be willing to work onsite in Torrance, CA

Sponsorship is available for this role

Position Summary

We are seeking an experienced Senior Java Backend Developer to design, develop, enhance, and support enterprise digital applications and cloud-native backend services.

This is a hands-on engineering role requiring strong expertise in Java/J2EE, Spring Boot, AWS, microservices, REST APIs, event-driven architecture, Kubernetes, and CI/CD. The developer will work across the full application lifecycle, including technical design, development, integration, testing, deployment, production support, troubleshooting, and performance optimization.

The ideal candidate has 5–8+ years of professional software development experience and has recently built and supported high-volume, distributed applications within AWS environments.

Key Responsibilities

• Design, develop, test, deploy, and support enterprise backend applications using Java/J2EE and Spring Boot
• Develop solutions using Spring Data JPA, Hibernate, and related Java frameworks
• Design and implement scalable microservices and RESTful APIs
• Build and support cloud-native applications within AWS
• Develop event-driven and serverless application architectures
• Lambda
• API Gateway
• EKS and ECS
• S3
• RDS
• DynamoDB
• SNS and SQS
• EventBridge
• Amazon MQ
• MSK/Kafka
• CloudWatch
• IAM
• Develop containerized applications using Docker and Kubernetes
• Support deployments using Amazon EKS and/or Red Hat OpenShift
• Design and optimize highly scalable distributed systems
• Develop concurrent and multithreaded Java applications
• Optimize JVM and application performance
• Work with Java functional-programming capabilities including Lambda Expressions, Streams API, and CompletableFuture
• Design and optimize relational and NoSQL data solutions
• Implement automated CI/CD pipelines
• Develop Infrastructure-as-Code using Terraform, CloudFormation, or comparable technologies
• Implement application and cloud-security best practices
• Troubleshoot complex application and production issues
• Perform performance tuning and root-cause analysis
• Participate in architecture discussions, technical design sessions, and code reviews
• Mentor junior developers and promote engineering best practices
• Work within Agile/Scrum development teams
• Utilize AI-assisted engineering tools to improve development, testing, documentation, and troubleshooting

What This Person Will Be Working On

The Senior Developer will support enterprise digital applications and customer-facing technology platforms, including:

• Java backend applications
• AWS cloud-native applications
• Microservices
• REST APIs
• Serverless applications
• Distributed systems
• Kafka-based integrations
• Containerized applications
• Relational and NoSQL databases
• CI/CD and DevOps pipelines
• Production application support
• Application security

Required Skills & Experience

• 5–8+ years of professional software development experience
• Strong backend development experience with Java/J2EE
• Spring Data JPA
• Hibernate
• JVM internals
• Concurrency and multithreading
• Java Streams and Lambda Expressions
• CompletableFuture
• Event-driven architecture
• Distributed systems
• Serverless architecture
• AWS Lambda and API Gateway
• Amazon EKS and/or ECS
• Amazon S3
• Amazon RDS
• DynamoDB
• SNS / SQS
• EventBridge
• Amazon MQ
• MSK / Kafka
• CloudWatch
• IAM
• Docker
• Kubernetes and/or Red Hat OpenShift
• Relational database experience with PostgreSQL, MySQL, or similar
• Jenkins, GitLab CI/CD, GitHub Actions, AWS CodePipeline, or comparable technologies
• Terraform and/or CloudFormation
• Strong application-security knowledge
• OAuth 2.0, OpenID Connect, and JWT
• Secrets management and encryption
• Strong debugging, troubleshooting, and performance-tuning skills
• Code-review and technical-design experience