Senior Full-Stack Engineer — Remote API Modernization Lead

ECS; Virginia (MN); Hybrid; USD 140,000 - 160,000; Full time

Job summary

Everforth ECS seeks a highly skilled Senior Full Stack Engineer to design, build and maintain large-scale APIs for federal enterprise apps, with remote or Washington, DC area work. Expertise in Java, React, RESTful services, and cloud DevSecOps is required.

You will modernize legacy systems, rearchitect API infrastructure, ensure scalability and reliability, and collaborate across teams to deliver secure, efficient solutions for DHS support.

Qualifications

• Must have US citizenship.
• Ability to pass a Public Trust investigation.
• Bachelor's degree in a related field.
• Minimum 10 years of general work experience.
• 8+ years with Java (8 and beyond) with strong experience in legacy system modernization.
• 5+ years developing responsive web apps using React, Redux, and modern JavaScript.
• Strong background in API development, including 5+ years building RESTful microservices and service-oriented architectures.
• 3+ years of experience with CI/CD pipelines and deploying/operating in AWS or Azure Cloud environments.
• 3+ years of experience with Springboot or other stateless Java frameworks
• 3+ years developing applications in a production setting and troubleshooting complex issues within legacy environments and proposing effective solutions.
• Solid understanding of Git, version control workflows, and collaborative development practices.
• Familiarity with CX and UI/UX principles and their application in modern software design.
• Excellent communication skills with the ability to explain technical challenges and solutions to non-technical stakeholders.

Responsibilities

• Support the design and architecture of robust, scalable API's for large enterprise level applications.
• Integrate and operate CI/CD pipelines used for building and releasing code and container images.
• Assess and refactor deprecated code bases implementing best practices for modernization and performance improvement.
• Collaborate with engineers to integrate React-based user interfaces with scalable APIs, leveraging React expertise to enhance API interactions, support legacy system modernization, and ensure seamless functionality and optimal user experience.
• Provide solutions for legacy system migration while minimizing system downtime and operational risks.
• Identify and resolve technical debt in older systems while transitioning them to modern Java frameworks and tools.

Skills

Java

React

RESTful APIs

CI/CD

AWS/Azure

Spring Boot

Git/version control

UI/UX awareness

Communications

Education

Bachelor's degree

Tools

Docker

Kubernetes

Jenkins

Terraform

Ansible

OpenSearch/Elasticsearch

GitLab

Keycloak

Job description

Everforth ECS seeks a highly skilled Senior Full Stack Engineer to design, build and maintain large-scale APIs for federal enterprise apps, with remote or Washington, DC area work. Expertise in Java, React, RESTful services, and cloud DevSecOps is required.

You will modernize legacy systems, rearchitect API infrastructure, ensure scalability and reliability, and collaborate across teams to deliver secure, efficient solutions for DHS support.