Senior Backend Engineer - Java + Spring Boot

Reflexive Concepts; Maryland; On-site; USD 120,000 - 190,000; Full time

Job summary

Reflexive Concepts is seeking a skilled Software Engineer Level 2 to develop backend systems and services that turn mission data into usable analytics. The role emphasizes Java, Spring, and RESTful services within a Data Analysis & Visualization team.

Ideal candidates bring 7+ years of backend Java experience, strong JVM knowledge, and proficiency with Spring Boot, Hibernate, and Git. Collaboration across engineering disciplines and a commitment to high-quality code are essential.

Qualifications

• 7+ years of professional backend Java development experience.
• Strong proficiency with Java and JVM concepts.
• Experience building RESTful APIs and backend services.
• Practical experience with Spring and Spring Boot.
• Experience with ORM frameworks such as Hibernate.
• Relational DB design; NoSQL experience a plus.
• Experience designing scalable, maintainable systems.
• Git version control experience.
• Linux/Unix environment experience (RHEL).
• Excellent debugging and problem-solving skills.
• Experience in Agile development.
• Strong cross-team communication.

Responsibilities

• Develop backend systems and services to turn mission data into analytics.
• Collaborate with the Data Analysis & Visualization team.
• Contribute to API design and service boundaries in distributed systems.
• Participate in code reviews and maintain high code quality.
• Apply automated testing and CI/CD practices where applicable.

Skills

Java proficiency

Backend development

Strong communication

Debugging

Agile

Education

Bachelor's degree in CS

Tools

Spring

Spring Boot

Hibernate

Git

Linux (RHEL)

Job description

Reflexive Concepts is seeking a skilled Software Engineer Level 2 to develop backend systems and services that turn mission data into usable analytics. The role emphasizes Java, Spring, and RESTful services within a Data Analysis & Visualization team.

Ideal candidates bring 7+ years of backend Java experience, strong JVM knowledge, and proficiency with Spring Boot, Hibernate, and Git. Collaboration across engineering disciplines and a commitment to high-quality code are essential.