Senior Java Application Developer

Artifintech; Plano (TX); On-site; USD 90,000 - 130,000; Full time

Job summary

Artifintech is seeking an experienced Java backend developer to build new applications and modernize legacy systems serving both public and internal users.

You will update existing web applications, develop RESTful services, and implement secure authentication using standards like OAuth2. Collaboration with engineers and subject matter experts is essential to meet project goals.

Qualifications

• Proven experience building Java web applications and services.
• Strong knowledge of Java EE, JPA/JPQL, and JSF/PrimeFaces.
• Extensive PostgreSQL/PLpgSQL experience and AWS familiarity.
• Experience with RESTful services, CI/CD, and testing frameworks.

Responsibilities

• Develop Java applications and web services for public and internal users.
• Update existing applications with new features and improvements.
• Build web apps using Java frameworks, prioritizing EJB and JSF.
• Develop APIs using PostgreSQL for data storage/retrieval.
• Implement authentication using OAuth2/OpenAM standards.
• Advance CI/CD pipelines in AWS and ensure security standards.
• Collaborate with engineers and SMEs to deliver requirements.
• Explore alternatives and technologies for architectural reviews.

Skills

Java Core

Java EE/JEE

JPA/JPQL

JSF/PrimeFaces

PostgreSQL/PLpgSQL

AWS Cloud

RESTful Web Services

WCAG Knowledge

Communication Skills

Tools

Maven

GitHub

JUnit/Arquillian

Selenium

JMeter

CI/CD

JIRA

Job description

US Citizen, Green Card, H-1B, OPT-EAD, CPT, Other

• 15 years of experience with Java Core, Java EE (JEE), the Java Persistence API (JPA), and the Java Persistence Query Language (JPQL).


• 5 years of experience with Java Server Faces (JSF) / PrimeFaces.


• 10 years of experience with PostgreSQL SQL and PL/pgSQL.


• 5 years of experience understanding development processes in Cloud / Amazon Web Services.


• 5 years of experience with Java RESTful web services.


• Knowledge and application of WCAG (Web Content Accessibility Guidelines) compatibility.


• Excellent verbal and written communication skills, with the ability to work independently and manage time effectively.

Other Qualifications:

• Experience with EMSA and ability to fit with the DPHIP team (evaluated under the scoring criteria above).


• Experience with Maven, GitHub, and Agile development.


• Experience with JUnit, Arquillian, or a similar testing framework.


• Java automated testing with Selenium, and application load testing with Apache JMeter or similar.


• Experience with JIRA and continuous integration/continuous deployment (CI/CD).


• Experience with database schema design.

Key Responsibilities:

• Develop Java applications and web services, including new applications and replacements for legacy applications that serve both public and internal users.


• Update existing Java web applications to maintain current functionality and provide new enhancements per user requirements.


• Build web applications using Java web frameworks, with preference given to EJB and JSF.


• Develop web applications and APIs that use PostgreSQL to store and query data.


• Implement authentication for external users and systems using standards such as OAuth2 or OpenAM.


• Work toward continuous integration/continuous delivery (CI/CD) pipelines in Amazon Web Services.


• Ensure agency data security standards are met and approved data encryption techniques are used.


• Analyze user requirements to define business objectives, implement them in an application, and envision system features and functionality.


• Collaborate with application developers, engineers, and subject matter experts to deliver project requirements.


• Support continuous improvement by investigating alternatives and technologies and presenting them for architectural review.

We are an equal opportunity employer. All aspects of employment including the decision to hire, promote, discipline, or discharge, will be based on merit, competence, performance, and business needs. We do not discriminate on the basis of race, color, religion, marital status, age, national origin, ancestry, physical or mental disability, medical condition, pregnancy, genetic information, gender, sexual orientation, gender identity or expression, national origin, citizenship/ immigration status, veteran status, or any other status protected under federal, state, or local law.