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Senior Java Enterprise Developer

Job in Chantilly, Fairfax County, Virginia, 22021, USA
Listing for: Vivus Tech
Full Time position
Listed on 2026-07-16
Job specializations:
  • Software Development
    Java Developer, Backend Developer, AI Engineer (Applied/Software), AWS
Job Description & How to Apply Below

Java Developer

Expertise in Java/J2EE focused on enterprise application development with strong object‑oriented design skills.

  • 7+ years of Java/J2EE software development experience
  • Strong understanding of object‑oriented programming and design patterns
  • Experience with web services and RESTful APIs
  • Proficient with JBoss and IBM Web Sphere Application Servers
Desired Skills
  • Automated unit testing (JUnit preferred)
  • Database knowledge (MySQL or PostgreSQL)
  • Familiarity with AWS cloud web application development
  • Agile Scrum team experience (scrum master or team member)

Job Type: Full‑time

Data Scientist / Analytics Engineer

Identify patterns and build predictive and optimization models to deliver actionable insights across diverse datasets.

  • Discover patterns and solve strategic business problems using structured and unstructured data across many environments
  • Develop predictive and optimization models that drive better outcomes for customers, patients, and operations
  • Focus on demand forecasting and supply optimization to support capacity planning and excellent service delivery
  • Collaborate with business owners to gather requirements, choose analytical methods, and translate results to non‑technical audiences, including executive management
  • Train and mentor team members as needed
Qualifications
  • Strong practical knowledge of analytical techniques such as machine learning, segmentation, time‑series modeling, experimental design, neural networks, data mining, Bayesian inference, text analytics, and optimization
  • Programming skills in SQL, R, and Python; ability to work with large datasets, data collection, normalization, and visualization
  • Professionalism, reliability, flexibility, and a strong attention to detail with strict confidentiality of data
  • Track record of thriving in a fast‑paced, dynamic environment; ability to manage multiple concurrent projects and prioritize conflicting deadlines
  • Self‑starter with the energy to develop new analytics capabilities
  • Ability to build consensus, collaborate, and motivate others; works independently and collaboratively
  • Bachelor’s degree in Statistics or related field
  • 1+ years of full‑time work experience in data science, advanced analytics, machine learning, and predictive analytics
  • Experience leading large analytic projects to completion
Technical Skills
  • Build Java/Angular (Angular2+), web applications, and back‑end services for government customers
  • Analyze, review, build, and modify applications; write and review technical design documents
  • Develop Java/Angular web applications; participate in code reviews; collaborate cross‑functionally with cloud hosting, security, and other teams
  • Apply best practices for software design, development, and maintenance (Dev/Ops) on small to medium‑sized projects with low to moderate complexity
  • 2+ years development experience in Java; basic understanding of Apache Tomcat
  • 2+ years Angular (Angular2+) development experience
  • Understanding of established Java application design frameworks and patterns (preferably Spring)
  • Knowledge or experience with UI/UX technologies:
    Angular5, Type Script, Java8, Node.js 6.1
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Position Requirements
10+ Years work experience
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