Freelance Flutter App Developer Jobs in Washington, DC

Opportunity: Virtual Service Operations is searching for an experienced Mobile Application Developer to join our dynamic IT team in Ashburn, VA. This hybrid role requires candidates to work approximately 2 days per week on-site. This role requires a strong mix of communications skills and hands on technical troubleshooting to support application issues and application of preventative measures. In this hands-on position, you will work collaboratively to architect, design, build, deliver, and enhance highly available, scalable, real-time systems. You will exercise your judgment in determining and recommending the best designs based on customer business objectives, timelines and other resource constraints. You will participate in and/or direct major deliverables of projects through all aspects of the software development lifecycle including scope and work estimation, architecture and design, coding and unit testing. The candidate should have expertise in Mobile App Development.  Basic Qualifications:   * BS/BA degree and 12 years of prior relevant experience or Master’s with 10 years of prior relevant experience; or 4 years of additional experience in lieu of degree  
* At least 5 years experience with Mobile Application Development, must have experience with both Android & iOS 
* Requires experience in both Front-end Mobile and Back-end RESTFUL API development.  
* Requires experience in development of JAVA, Node JS applications.  
* Requires experience in both NoSQL and SQL database’s.  
* Must have strong application testing discipline.  Experience with Google’s Flutter engine and Google’s Dart language and similar Android/iOS framework.  
* Excellent problem-solving skills.  
* Creative thinker  
* Proficiency and knowledge of the following: Postgres, Springboot, SQL, Kafka, MySQL, Struts, Hibernate, Java, JSF, Swing, JavaScript, Bootstrap, Angular/React is desired.  
* Knowledge of software design patterns.  
* Experience with an issue/problem tracking system (e.g., Jira)  
* Proficiency with common Agile practices, service-oriented environments, and better development practices  
* Excellent written and verbal communication skills  
* Experience with DevOps frameworks  Preferred Qualifications:   * Active CBP BI  
* Experience with CBP  
* AWS Experience  
* Knowledge of CI/CD pipeline 
* Worked in Agile environment  
* Other mobile framework Requirements * Must be able to work approximately 2 days per week on-site in Ashburn, VA
* Please note that pursuant to a government contract, this specific position requires U.S. citizenship status.
* Must be able to maintain and obtain a CBP Background Investigation prior to start   
What is Important to Us: * You are an excellent communicator in writing and speaking.
* You have the ability to work independently but also value teamwork.
* Your problem-solving skills are excellent.
* You are looking for a job where performance appraisals occur regularly, and you look forward to advancing your career.
* You seek a community of virtue-centered co-workers and clients.
What we offer you: As part of the VSO company, you will be part of a virtue-centered team who value their work and teammates. This is a no-jerk zone. We provide ongoing learning and development opportunities to foster continuous growth. We offer competitive salaries, health benefits, and flexible work arrangements. More About VSO: VSO is a hybrid cloud and managed services consulting firm. Much of VSO’s success can be attributed to our deep partnerships with IT services industry leaders such as AWS, IBM, Microsoft and others. VSO leverages numerous other partner relationships so as to provide our customers with optimal support. Additionally, we take pride in taking care of our employees. We offer a wide variety of benefits for eligible employees related to health, retirement, professional development, and more! For more information, please visit our website at https://vso-inc.com/careers