Senior Java Full Stack Developer (W2, Onsite)

Congensys Corp.

Ellicott City, MD • 1h ago • On-site

Senior

On-site

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Quick Facts

  • Role: Senior Java Full Stack Developer
  • Experience: 10+ years
  • Work mode: 100% Onsite, 5 days a week
  • Location: Ellicott City, MD (local candidates only; no relocation)
  • Employment: W2 only (no C2C / no 1099)
  • Visa: All visa types accepted; H1B transfers welcome

Description

Senior Java Full Stack Developer needed to support a federal client. You will build and maintain RESTful APIs and microservices while developing frontend features using modern JavaScript frameworks. The role requires availability to work onsite 5 days a week in Ellicott City, MD.

Responsibilities

  • Develop and maintain RESTful APIs and microservices
  • Build frontend features using Angular or React.js
  • Implement backend services with Java and Spring, integrating with databases

Requirements

  • 10+ years of overall IT experience in Java Full Stack development
  • Hands-on experience with Java, J2EE, Spring Boot, and Spring Framework
  • Experience developing RESTful APIs and microservices
  • Frontend experience with Angular or React.js, JavaScript, HTML5, and CSS3
  • Strong database experience with Oracle, PostgreSQL, or MySQL
  • Experience with Hibernate/JPA
  • Knowledge of AWS or Azure
  • Experience with Git, Maven/Gradle, Jenkins, and Docker
  • Strong communication and problem-solving skills
  • Local to Ellicott City, MD or within a 2-hour driving distance; no relocation
  • W2 only (no C2C / no 1099)
  • Availability to work onsite 5 days a week

Benefits

  • W2 employment
  • 100% onsite schedule (5 days a week)
  • All visa types accepted; H1B transfers welcome

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