Harmonia Holdings Group, LLC is an award-winning minority and female owned federal government contractor committed to providing innovative, high-performing solutions to our government clients and focused on fostering a workplace that encourages growth, initiative, creativity, and employee satisfaction.

We have an exciting opportunity for a Software Engineer (Dart/Flutter) to join our team in McLean, VA. As a Flutter Developer, you will be responsible for developing cross-platform mobile apps using the Flutter framework, ensuring performance, usability, and code quality.

Minimum Required Qualifications:

• U.S. citizen or legal permanent resident
• Bachelor’s degree in computer science or related degree with 2 to 4 years actively developing Dart/Flutter application or 4 – 6 years of related work Flutter/Dart experience including system analysis, software design, Java/ Flutter development.
• Must be able to obtain and maintain a Public Trust clearance
• Experience developing mobile and browser-based applications
• Experience with Flutter development frameworks

Knowledge, Skills and Abilities:

• Proven experience as a Flutter Developer or similar role, with a strong portfolio of mobile applications developed using Flutter.
• Proficiency in Dart programming language and Flutter framework.
• Understanding of mobile app design principles and UI/UX best practices.
• Build sophisticated and highly scalable apps using Flutter.
• Experience with third-party Flutter packages/libraries and APIs.
• Support tracking and versioning of software in a Git repository.
• Experience with Agile Scrum development methodologies.
• Understanding of unit testing and associated frameworks, e.g. Junit.
• Ability to research, design, plan, and implement solutions for challenging problems.
• Support critical business functions through the development, implementation, and maintenance of applications and systems.
• Ability to work well and collaborate with peers in a team-oriented environment.
• Experience developing web-based applications and services using Java EE, JSP, JDBC, JavaScript, REST, Spring, Hibernate, Oracle, React.js.
• Experience with the following technologies: HTML, EXT-JS, AJAX, XML, jQuery.

Preferred Skills:

• Working knowledge of other development languages such as Java or Python

Other:

• Work location: Mclean, VA / Hybrid (On-site 2-4 days per month, as needed)