Sr. Java Developer; W2

Location

Omaha, NE (Onsite 5 days a week)

We are seeking an experienced Senior Java Developer with a strong foundation in Core Java/J2EE, and substantial experience in enterprise-level software development. The candidate will work on-site at UPC, collaborating with a dynamic team to deliver high-quality software solutions that meet client requirements.

minimum 8+ years of experience

W2 only

• Java 17:
  Proficiency in Java 17, with a deep understanding of its features and improvements.
• Spring and Spring Boot:
  Extensive experience in building scalable applications using Spring Framework and Spring Boot.
• SQL:
  Strong skills in writing complex SQL queries and optimizing database interactions.
• REST APIs:
  Proven ability to design, implement, and maintain RESTful web services.
• Messaging Services:
  Experience with Kafka or JMS for message-driven architecture.

• Angular 8:
  Familiarity with front-end development using Angular 8.
• Docker:
  Experience in containerizing applications with Docker.
• Oracle Database & Postgre
  
  SQL:
  Good knowledge of working with Oracle Database and Postgre
  
  SQL.
• Oracle Coherence:
  Understanding of distributed data grid solutions.
• ETL Tools:
  Exposure to ETL tools for data integration.
• Data Analytics (Tableau):
  Experience with data visualization tools like Tableau.
• JAXB2/Jakarta:
  Knowledge of XML binding with JAXB2 or Jakarta.
• Version Control:
  Proficiency in Git Hub and familiarity with Git Hub Copilot.

• Core Java/J2EE Fundamentals:
  Strong grasp of Java fundamentals and J2EE standards.
• Analytical
  
  Skills:
  
  Excellent analytical and problem‑solving abilities.
• Communication:
  Strong verbal and written communication skills.
• Oracle Database
  
  Skills:
  
  Advanced proficiency with Oracle Database.
• Agile Methodology:
  Knowledge of Agile development practices is an advantage.
• Mentorship:
  Capability to conduct code reviews and mentor junior developers to ensure high-quality deliverables.
• Quality Focus: A strong culture of delivering projects with first‑time right/zero defects in production.

• Design, develop, and maintain high‑performance Java applications.
• Collaborate with cross‑functional teams to define, design, and deliver new features.
• Ensure the best possible performance, quality, and responsiveness of applications.
• Identify bottlenecks and bugs and devise solutions to these problems.
• Help maintain code quality, organization, and automation.