Java Software Developer - Washington, United States - Expression

Expression Washington, United States

4 weeks ago

Description

Expression is looking for a Java Software Developer to join our team in support of a project for the United States Department of Commerce (DOC) National Telecommunications and Information Administration (NTIA). The job location is mostly remote, but some travel to client site is required(Washington, DC). The qualified candidate will support the software development and maintenance areas of the project. The software developer will be a member of the agile development team, addressing necessary requirements. As a member of the agile team, the candidate will participate in the architecture, design, development, testing, and deployment of the system. The application uses XML and XSLT extensively; the candidate must be strong in XML/XSLT including an Oracle XML database. The system uses Google Web Toolkit (GWT) for the user interface, Altova Stylevision to create PDFs, Bizflow for workflow, WorldWind and Bing Tile server for maps, and Oracle XML for the database.

The Software Developer may be asked to contribute to the generation of technical documentation for the application to be submitted to the government's Information Assurance (IA) team as a part of the Authority to Operate (ATO) package. In order to write this technical documentation, the software developer will need to review Java and SQL code to determine functionality as well as acquire information from other system developers.

Responsibilities:

Set up developer environment to run SubVersion (Tortoise), Eclipse, and SQL Developer (or equivalent to connect to Oracle database). Must also have experience with performing software builds using tools such as Jenkins.
Participate in an agile team to deliver the full lifecycle, including requirements, architecture, design, development, testing and deployment.
Design, develop, and maintain Java and JavaScript code that meets requirements, is high quality, and performs efficiently and effectively to provide a great customer experience.
Update stored procedures and triggers in Oracle XML database.
Incorporate standards and best practices, including performance, security, scalability, and maintainability.
Review and provide feedback on functional and technical requirements.
Define and propose solutions for meeting requirements.
Contribute to improvements in the software development process utilizing practices such as test-driven development (TDD), static code analysis, code reviews, continuous integration, continuous delivery, and automated security scanning.
Working closely with solutions architect to ensure system design follows the industry best practices and standards.
Recommending coding solutions for other developers to implement.
Invest in the software development efficiency of the entire team through teamwork, personal responsibility, and process improvement.
Provide Operational support expertise. Assist with debugging software in production including analyzing server logs, and performing systematic assessments for identifying root causes of faults or problems.
Understand production environments including security hardening, performance tuning, and access control.
Participate in special projects as required.
Good written and verbal communication skills coupled with strong listening skills.
Ability to contribute on an individual basis as well as demonstrate your strengths as a team player as a member of an agile team.
Ability to diagram system using Visio or equivalent - to capture system architecture and the like as needed.
Ability to write technical documentation where audience is a technical person that has no knowledge of the system.
Ability to review existing Java code to be able to write a few sentences about each Java class.
Help with mapping Security Technical Implementation Guides (STIG) controls to Application.
Help create and maintain system design documents including a software build standard operating procedure (SOP).

Deliverables:

Code that meets requirements and acceptance criteria.
Code that has been unit tested thoroughly.
Peer reviews of other developers' code.
Support of testing by various groups and end users.
Assist with mock-ups, flow diagrams, models and procedures as needed to assist Spectrum SME define user stories.
Participate in Sprint Planning sessions and provide input to estimations.
Participate in daily scrums.
Others as assigned.

Requirements:

Active secret clearance required to start.
3+ years experience with Agile development, DevOps, continuous integration, and continuous testing
5+ years experience coding in Java
3+ years experience with coding JavaScript
4+ years experience with XSD, XSLT, XML
2+ years experience with Oracle XML
3+ years experience writing Stored Procedures and SQL
Knowledge of SubVersion, GIT, or Team Foundation Server (TFS) version control system
3+ years experience writing technical documentation
Knowledge of GWT a plus
Knowledge of JIRA and Confluence a plus
Knowledge of radio transmitters and receivers, radar, antennas and satellites a plus (radio spectrum)

Benefits:

Expression offers competitive salaries and benefits, such as:

401k matching
PPO and HDHP medical/dental/vision insurance
Education reimbursement
Complimentary life insurance
Generous PTO and holiday leave
Onsite office gym access
Commuter Benefits Plan

About Expression:

Founded in 1997 and headquartered in Washington DC, Expression provides data fusion, data analytics, software engineering, information technology, and electromagnetic spectrum management solutions to the U.S. Department of Defense, Department of State, and national security community. Expression's "Perpetual Innovation" culture focuses on creating immediate and sustainable value for our clients via agile delivery of tailored solutions built through constant engagement with our clients. Expression was ranked #1 on the Washington Technology 2018's Fast 50 list of fastest growing small business Government contractors and a Top 20 Big Data Solutions Provider by CIO Review.

Equal Opportunity Employer/Veterans/Disabled

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