Senior Java Engineer

Doyle Security Services, Inc. (DSS); United States; Remote; USD 130,000 - 150,000; Full time

Benefits offered by this job

Medical, dental, and vision insurance

401(k) retirement plan with company匹配

Paid vacation and holidays

Professional training and development

Tuition reimbursement

Employee wellness program

Commuter benefits

Job summary

Doyle Security Services, Inc. (DSS) is seeking a Senior Java Engineer to lead design, development, migration, and support of scalable Java-based microservices and APIs in a modern cloud environment.

The role demands hands-on engineering capability, technical leadership, and experience modernizing legacy systems, with remote work available in the United States. You will guide a small engineering team, develop robust APIs (REST/GraphQL), ensure security and performance, and collaborate with

Qualifications

• 8+ years of experience leading technical teams in building scalable Java services.
• Experience breaking down large legacy monoliths into microservices.
• Strong hands-on knowledge of modern Java, Spring Boot, Hibernate, and REST API development.
• Experience with relational databases such as PostgreSQL or MySQL.
• Strong experience designing, building, and maintaining APIs.
• Ability to lead engineering teams while remaining hands-on with development.
• Experience with Docker, Kubernetes, and Helm.
• Familiarity with application security principles and secure development practices.
• Familiarity with Git version control.
• Familiarity with OAuth.
• Ruby-to-Java migration experience preferred but not required.

Responsibilities

• Design and development of APIs, including specifications, endpoints, data models, and protocols such as REST and GraphQL.
• Be hands-on in the codebase, contributing production-grade code for core services.
• Work with Technical lead to do code reviews to ensure code quality, maintainability, and security.
• Partner closely with the Engineering Crew Lead and API Architect to review solution design and deliver robust, scalable solutions.
• Ensure seamless integration of APIs with internal systems, external applications, and third-party services.
• Promote the effective use of AI-enabled tools in the API development lifecycle to improve productivity and code quality.
• Create and maintain clear, comprehensive API documentation for consumers, including usage guidance and best practices.
• Implement and uphold security best practices, including authentication, authorization, and encryption.
• Interface with external engineering teams to ensure alignment on technical standards, governance requirements, compliance obligations, and ongoing cATO maintenance.
• Monitor and optimize API performance, reliability, and scalability.
• Manage API versioning and support backward compatibility as services evolve.
• Provide ongoing support, troubleshoot production issues, and implement enhancements based on stakeholder feedback.
• Participate in Tier 1 and Tier 2 on-call operations

Skills

Java

Spring Boot

Hibernate

REST API

Docker

Kubernetes

Helm

OAuth

Git

Security best practices

Education

Bachelor's degree in Computer Science, Information Technology, Engineering, or related field

Tools

Docker

Kubernetes

Helm

Job description

Senior Java Engineer

Client: Department of Veterans Affairs
Location: Remote - U.S. Based
Salary: $130,000–$150,000 annually(Based on experience and technical interview)
Employment Type: Full-Time
Citizenship: U.S. Citizen Required

Position Overview

The Senior Java Engineer will lead the design, development, migration, and support of scalable Java-based microservices and APIs in a modern cloud environment. This role requires strong hands-on engineering capability, technical leadership, and experience modernizing legacy systems.

Key Responsibilities

The ideal candidate is a strong Java engineer who brings hands-on development experience. They will be part of the technical team of 3-4 developers through design, development, and maintenance of Application Programming Interfaces (APIs) that enable communication between different software systems.

Below are the typical roles and responsibilities for this position:

• Design and development of APIs, including specifications, endpoints, data models, and protocols such as REST and GraphQL.
• Be hands-on in the codebase, contributing production-grade code for core services.
• Work with Technical lead to do code reviews to ensure code quality, maintainability, and security.
• Partner closely with the Engineering Crew Lead and API Architect to review solution design and deliver robust, scalable solutions.
• Ensure seamless integration of APIs with internal systems, external applications, and third-party services.
• Promote the effective use of AI-enabled tools in the API development lifecycle to improve productivity and code quality.
• Create and maintain clear, comprehensive API documentation for consumers, including usage guidance and best practices.
• Implement and uphold security best practices, including authentication, authorization, and encryption.
• Interface with external engineering teams to ensure alignment on technical standards, governance requirements, compliance obligations, and ongoing cATO maintenance.
• Monitor and optimize API performance, reliability, and scalability.
• Manage API versioning and support backward compatibility as services evolve.
• Provide ongoing support, troubleshoot production issues, and implement enhancements based on stakeholder feedback.
• Participate in Tier 1 and Tier 2 on-call operations

Required Qualifications

• 8+ years of experience leading technical teams in building scalable modern Java services.
• Proven experience breaking down large, complex legacy monoliths into smaller, independent services.
• Deep hands-on knowledge of modern Java, Spring Boot, Hibernate, and REST API development.
• Experience with relational databases such as PostgreSQL or MySQL.
• Strong experience designing, building, and maintaining APIs.
• Ability to lead engineering teams while remaining hands-on with development.
• Experience with Docker, Kubernetes, and Helm.
• Familiarity with application security principles and secure development practices.
• Familiarity with Git version control.
• Familiarity with OAuth.
• Ruby-to-Java migration experience preferred but not required.

Required Education

• Minimum of a Bachelor's degree in Computer Science, Information Technology, Engineering, or related technical field.

Benefits Overview

Fathom Management offers full-time employees a comprehensive and competitive benefits package, including:

• Paid vacation, sick leave, and holidays
• Medical, dental, and vision insurance
• Life insurance
• Short- and long-term disability insurance
• 401(k) retirement plan with company match and immediate vesting
• Military leave
• Professional training and development
• Tuition reimbursement
• Employee wellness program
• Commuter benefits
• And more

Equal Employment Opportunity

Fathom Management is an Equal Opportunity Employer committed to fostering a diverse and inclusive workplace. All employment decisions are made without regard to race, color, religion, creed, national origin, sex, age, marital status, sexual orientation, gender identity, citizenship status, veteran status, disability, or any other characteristic protected by applicable federal, state, or local law.