Java Backend Developer | Alpharetta, GA (Onsite) | Contract W2

Next Gen Software Solutions LLC; Alpharetta (GA); On-site; USD 96,000 - 165,000; Part time

Job summary

Next Gen Software Solutions is seeking a Java Backend Developer for a 12-month contract in Alpharetta, GA, onsite. The role requires 8+ years of backend experience, deep expertise in Java, Spring Boot, Kubernetes, Redis, Memcached, and cloud services, with strong CI/CD skills.

You will design, build, and support scalable, secure APIs and microservices, collaborating with cross-functional teams in a DevOps/Agile environment.

Qualifications

• 8+ years of backend development experience.
• Hands-on with Java Backend, K8 Micro Services, Redis, Memcached, cloud services, and CI/CD pipelines.
• Ability to design scalable, secure, and resilient cloud solutions.
• Collaborate in DevOps/Agile environments.

Responsibilities

• Develop microservices and RESTful APIs using Java 17+ and Spring Boot.
• Deploy and manage apps in Kubernetes environments for scalability and high availability.
• Implement caching with Redis or Memcached to optimize performance.
• Build event-driven architectures using Kafka and other messaging systems.
• Maintain databases (SQL and NoSQL) and optimize queries.
• Contribute to CI/CD pipelines and monitoring with observability tools.

Skills

Java Backend

K8 Micro Services

Spring Boot

Cloud services

CI/CD pipelines

Tools

Kubernetes (K8s)

Docker

Kafka

Jenkins

Git

ArgoCD

Artifactory

Maven/Gradle

Job description

Job Description

We are seeking a

Job Title: Java Backend Developer

Location: Alpharetta, GA (Onsite)

Duration: 12 Months

Type: Contract W2

Experience: 8+ years

Work mode: 5 days onsite

Skills: Java Backend, K8 Micro Services, Redis, Memcache (Payments & Merchant Platform)

Job Description

We are seeking a Java Backend Resource having 8+ years of professional experience in backend application development, cloud engineering, and enterprise system integration with strong expertise in building, deploying, and supporting API driven applications. The candidate must have deep hands on experience with Java Backend, K8 Micro Services, Redis, Memcache, Cloud services, and CI/CD pipelines, along with the ability to design scalable, secure, and resilient cloud solutions.

This role requires close collaboration with cross functional teams, adherence to DevOps and Agile practices, and ownership of service quality and delivery.

Key Responsibilities

• Microservices Development: Design, develop, and maintain high-throughput backend services and RESTful / event-driven APIs (Kafka) using Java 17+ and Spring Boot.
• Cloud-Native Deployment: Deploy and manage applications in Kubernetes (K8s) environments, ensuring scalability and high availability.
• Caching & Optimization: Implement caching strategies using Redis or Memcached to minimize database load and optimize performance.
• Event-Driven Systems: Work with messaging systems (e.g., Kafka) to create asynchronous, event-driven architectures.
• Database Management: Maintain database schemas and write optimized queries for SQL (PostgreSQL, MySQL) and NoSQL (Cassandra, MongoDB) databases.
• CI/CD & DevOps: Collaborate on CI/CD pipelines (ArgoCD, Jenkins, Artifactory, DevSecOps) and monitor services using observability tools

Mandatory Technical Skills & Competencies

• Functional Domain: Good understanding of Payment and Merchant platform areas like Omnichannel Payment Acceptance, Security and Compliance, Financial Management (real time reporting, transaction tracking), Cloud-based Point-of-Sale (POS),
• Language: Expertise in Java and Spring Boot framework.
• Architecture: Strong experience building, testing, and troubleshooting Microservices.
• Infrastructure: Hands-on experience with Docker and Kubernetes (K8s), Containerized application deployment concepts, Configuration, scaling, and environment management awareness
• Caching Technologies: Experience managing data storage/caching with Redis or Memcached.
• Database: Proficient in SQL and NoSQL database design.
• Tooling: Familiarity with Git, Maven/Gradle, and CI/CD tools like (ArgoCD, Jenkins, Artifactory, DevSecOps), Source control, branching strategies, merge requests, CI/CD pipeline configuration and automated deployments, Environment-based deployments and rollback strategies
• Experience with AWS, Azure, or GCP services.
• Knowledge of monitoring tools such as Prometheus, Grafana, or ELK stack.
• Understanding of distributed tracing and logging.
• Cloud concepts like fundamentals, App Configuration / App Settings, Key Vault, Cache, Service Bus (queues/topics), Event driven architecture, Blob Storage, cloud security, scalability, and resiliency patterns
• Microservice Development
  • Microservice design and implementation
  • Middleware, filters, exception handling, and logging
  • Authentication and authorization (JWT/OAuth concepts)
  • Performance optimization and secure coding practices
• Agile and Collaboration Tools: Sprint planning, work item tracking, and agile delivery, Technical documentation and knowledge sharing

About Next Gen Software Solutions

Next Gen Software Solutions is a trusted provider of IT Staffing and consulting services dedicated to empowering businesses with cutting‑edge technology solutions and exceptional talent. We specialize in delivering tailored IT consulting services, innovative software solutions, and connecting businesses with highly skilled IT professionals. Founded and led by a dedicated U.S. Army solider, Next Gen Software Solutions is deeply rooted in the core values of integrity, discipline, commitment, and experience‑principles that guide every aspect of our operations.

Equal Employment Opportunity Statement

Next Gen Software Solutions is an Equal Opportunity Employer. We are committed to fostering an inclusive and diverse workplace where all employees and applicants are treated respect and dignity. We do not discriminate based on race, colour, religion, sex (including pregnancy, sexual orientation, or gender identity), national origin, age, genetic information, veteran status, or any other legally protected characteristic under applicable federal, state, or local laws.

About Next Gen Software Solutions LLC

Next Gen Software Solutions is a trusted provider of IT staffing and consulting services dedicated to empowering businesses with cutting‑edge technology solutions and exceptional talent. We specialize in delivering tailored IT consulting services, innovative software solutions, and connecting businesses with highly skilled IT professionals. Founded and led by a dedicated U.S. Army soldier, Next Gen Software Solutions is deeply rooted in the core values of integrity, discipline, commitment, and excellence principles that guide every aspect of our operations.