Full Stack Engineer

Mayvin, Inc.; Arlington (VA); On-site; USD 90,000 - 130,000; Full time

Job summary

Mayvin, Inc. seeks a Full Stack Engineer to build and maintain full-stack applications supporting investigative workflows for the US Marshals Service. You will contribute across the entire application lifecycle, from design to deployment, using JavaScript frameworks (Angular/React) and Node.js/Python back-ends.

A Top-Secret with SCI eligibility is required, and US citizenship is essential. The role emphasizes collaboration with cross-functional teams, data handling in relational and NoSQL

Qualifications

• Bachelor's degree in computer science or equivalent.
• Experience developing web applications using front-end technologies (Angular, React) and back-end (Node.js, Python).
• Experience with SDLC and Microsoft Power Platform, SharePoint Online, and Azure DevOps.
• Experience with relational and NoSQL databases (MySQL, MongoDB), web servers (Apache), and UI/UX design principles.

Responsibilities

• Develop and maintain full-stack applications for investigative and analytic workflows.
• Participate in the entire application lifecycle from design to deployment and maintenance.
• Work front-end and back-end coding with modern frameworks and third-party libraries.

Skills

JavaScript

Angular

React

Node.js

Python

SDLC

Power Platform

SharePoint Online

Azure DevOps

MySQL

MongoDB

Apache

UI/UX design

Education

Bachelor's degree in computer science

Tools

Power Platform

SharePoint Online

Azure DevOps

Job description

Mayvin is seeking a Full Stack Engineer to support the Judicial Security Division (JSD) of the United States Marshals Service (USMS) by building, testing, deploying, and maintaining full stack applications that support investigative and analytic workflows.Must be a U.S. Citizen.Must have an active Top-Secret with SCI eligibility.Responsibilities:Develop and implement investigative/analytic tool, organizational processes, procedures, and policies for passive and interactive online activityParticipate in the entire application lifecycle, including design, coding, testing, implementation, deployment, support, and maintenanceWork front-end and back-end coding languages, development frameworks, and third-party librariesIdentify Internet-managed Attribution Systems, which enable anonymous investigative activities onlineIdentify occupational standards, skill sets, investigative tools, and capabilities for open source/social media exploitationRequired Qualifications:Bachelor’s degree in computer scienceExperience developing web applications using front-end technologies such as JavaScript frameworks (Angular, React) and back-end technologies such as Node.js and PythonExperience with the full software development lifecycle (SDLC) and proficiency in Microsoft Power Platform, SharePoint Online, and Azure DevOpsExperienced with relational and NoSQL databases (MySQL, MongoDB), web server technologies (Apache), and UI/UX design principlesPreferred Qualifications:Prior experience supporting Law Enforcement or intelligence communitiesAbout Mavyin:Mayvin is more than a workplace - it’s a community built on innovation, ingenuity, and impact. Enjoy outstanding benefits and amenities, a truly supportive work environment, and continuous opportunities for professional growth. Your contributions are recognized and rewarded, and—most importantly—your voice matters. Here, you're treated with the dignity and respect you deserve.Mayvin is proud to support the national security mission of the United States through exceptional service to the Departments of Defense, Homeland Security, and Justice. Join us in solving the nation's toughest challenges—because at Mayvin, #PeopleMatter and it's time to #ReimagineYourMission.