Software Engineer II

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 to join our team!

Specifically, our Data Analysis & Visualization team (DAV) has a need for a Software Engineer Level 2 to develop backend systems and services that turn mission data into usable analytics.

Qualifications

• Fourteen (14) years’ experience as a SWE in programs and contracts of similar scope, type, and complexity is required.
• Bachelor’s degree in Computer Science or related discipline from an accredited college or university is required.
  • Four (4) years of additional SWE experience on projects with similar software processes may be substituted for a bachelor’s degree.

Required:

• 7+ years of professional experience developing backend systems in Java
• Strong proficiency with Java and core JVM concepts
• Experience building RESTful APIs and backend services
• Practical experience with Spring and Spring Boot, with the ability to evaluate when it is appropriate to use
• Experience with Object-Relational Mapping frameworks such as Hibernate
• Solid understanding of relational databases and schema design; experience with NoSQL technologies is a plus
• Experience designing and implementing scalable, maintainable software systems
• Experience working with version control systems, particularly Git
• Experience working in Linux and Unix environments (e.g. RHEL)
• Excellent debugging and problem-solving skills and the ability to adapt to changing project requirements
• Comfortable participating in code reviews and maintaining high code quality standards
• Experience working in Agile development environments
• Strong communication skills and ability to collaborate across engineering disciplines

Desired:

• Experience making architectural decisions and guiding technical direction on backend systems
• Demonstrated ability to build lightweight, purpose-fit solutions
• Experience designing APIs and service boundaries in distributed systems
• Experience with the Atlassian, GitLab or similar CI/CD toolsuites
• Experience with automated testing, Test Driven Development, or similar quality-driven practices
• Experience with MongoDB, Elasticsearch, or other document/NoSQL datastores
• Some frontend exposure (React, Angular, or similar), though not required
• Previous industry experience on fast-paced, high-complexity solutions for clients
• Experience in DevOps or related technical roles
• Familiarity with AWS cloud environments and infrastructure tools (Terraform, Ansible, etc.)
• Hands-on experience with containerization technologies like Docker and orchestration platforms such as Kubernetes
• Proficiency in scripting languages (e.g. Python, Bash, PowerShell)
• Desire to grow and continue advancing with the company in the long term