Senior Java Backend Engineer - Spring Boot & Microservices

Sage IT; New Jersey; Hybrid; USD 120,000 - 180,000; Full time

Job summary

Sage IT is seeking a seasoned Java Developer to own backend engineering, Spring Boot microservices, and RESTful API design across enterprise-scale applications in Texas and New Jersey.

You will design, develop, and deploy scalable backend services, optimize data access, and collaborate with cross-functional teams to deliver high-performance software. Strong Java/Spring/Hibernate and visa status are required.

Qualifications

• Bachelor’s or Master’s degree in Computer Science, Software Engineering, Information Technology, or a related technical discipline.
• Progressive hands-on experience in Java backend development and enterprise architecture.
• Strong Java, Spring Boot, Spring Cloud and RESTful API proficiency.
• Experience with relational databases (Oracle, PostgreSQL) and ORM (Hibernate/JPA).

Responsibilities

• Design, develop, test, and deploy scalable backend apps with Java and Spring Boot.
• Architect and implement high-performance RESTful APIs and microservices.
• Optimize SQL queries and data access across Oracle and PostgreSQL.
• Conduct code reviews, unit/integration testing, and performance profiling.
• Collaborate with cross-functional teams including product and QA.
• Ensure security and coding standard adherence across services.
• Investigate incidents and perform root-cause analysis.
• Maintain API specs, architecture diagrams, and version control docs.
• Participate in sprint planning and architectural discussions.
• Provide technical guidance to junior engineers.

Skills

Java

Spring Framework

Spring Boot

REST APIs

Hibernate/JPA

SQL Databases

Code Reviews

Mentoring

Education

Bachelor's or Master's in CS/SE/IT

Tools

Docker

Kubernetes

OAuth2

Job description

Sage IT is seeking a seasoned Java Developer to own backend engineering, Spring Boot microservices, and RESTful API design across enterprise-scale applications in Texas and New Jersey.

You will design, develop, and deploy scalable backend services, optimize data access, and collaborate with cross-functional teams to deliver high-performance software. Strong Java/Spring/Hibernate and visa status are required.