SR Java Backend / Full Stack Developer LEAD

Delan Associates, Inc; Whippany (NJ); Hybrid; USD 120,000 - 150,000; Full time

Job summary

Delan Associates, Inc. in Whippany, NJ (Hybrid) is seeking an experienced SR Java Backend / Full Stack Developer Lead to design, build, and optimize scalable backend services with Java/Spring Boot and REST APIs.

You will also contribute to front-end tasks using Angular and collaborate with QA, DevOps, and business stakeholders to deliver secure, high-performance solutions. The role emphasizes backend-first development (~75%) with frontend work (~25%), and requires hands-on experience with

Qualifications

• Experience with Java 8/11/17+ and Spring Boot.
• Experience designing RESTful APIs and microservices.
• Frontend exposure with Angular is required.
• SQL/NoSQL database knowledge.
• Familiarity with Kafka and messaging systems.
• Experience with CI/CD and Agile methodologies.

Responsibilities

• Design, develop, and maintain scalable backend services using Java and Spring Boot.
• Build and enhance RESTful APIs and microservices architecture.
• Participate in system design, code reviews, and technical discussions.
• Develop responsive UI components using Angular.
• Collaborate with cross-functional teams, including QA, DevOps, and business stakeholders.
• Ensure high performance, security, and scalability of applications.
• Troubleshoot, debug, and optimize existing systems.

Skills

Java

Spring Boot

Microservices

REST APIs

Angular

SQL/NoSQL

Kafka

CI/CD

Agile

Tools

Docker

Kubernetes

AWS

Azure

GCP

Job description

Job Title: SR Java Backend / Full Stack Developer LEAD

Location: Whippany, NJ(Hybrid)

Note: This role is eligible for H4 Visa only. Please apply H4 exclusively.

Note: Eligible applicants must be based in New York (NY) or New Jersey (NJ) to be considered for this role.

Job Description:

We are seeking an experienced Java Developer with strong backend expertise and some exposure to full-stack development. The role primarily focuses on backend services (~75%) with additional responsibilities in front-end development using Angular (~25%).

Key Responsibilities:

• Design, develop, and maintain scalable backend services using Java and Spring Boot
• Build and enhance RESTful APIs and microservices architecture
• Participate in system design, code reviews, and technical discussions
• Develop responsive UI components using Angular
• Collaborate with cross-functional teams, including QA, DevOps, and business stakeholders
• Ensure high performance, security, and scalability of applications
• Troubleshoot, debug, and optimize existing systems

Required Skills:

• Strong experience in Java (8/11/17+), Spring Boot, and Microservices
• Experience with REST APIs and backend system design
• Hands-on experience with Angular (frontend development)
• Good understanding of databases (SQL/NoSQL)
• Familiarity with Kafka or other messaging systems
• Experience with CI/CD tools and Agile methodologies

Preferred Skills:

• Experience with cloud platforms (AWS/Azure/GCP)
• Knowledge of Docker and Kubernetes