Senior Applications Developer

Company: Leidos
Location: Sterling
Posted on: March 16, 2023

Job Description:

Description Job Description:Job DescriptionLeidos is seeking an Application Developer to assist with applying technical resources to accelerate the timely, reliable, and secure delivery of open source data, information, and insights. The customer requires support to develop and deliver a Minimum Viable Product (MVP) for a new subsystem within the ecosystem of an existing big data exploitation platform. The job duties and responsibilities include but are not limited to the following:Work within an agile team environment.Writing, testing, and debugging custom application code; developing a database backend; and performing Extract, Transform, and Load (ETL) processes to populate the database with existing data.Work closely with the Customer's product owner to deliver user stories necessary to realize product vision. The Customer anticipates requiring a surge of approximately 26 two-week sprints to develop the MVP. At this time, the Customer does not require ongoing support after the MVP is delivered.Apply an agile approach to software development consistent with the Sponsor's project management and software development frameworks with a focus on demonstrating and delivering releasable software every iteration.Work closely with the existing application team to apply design standards and consistency and address any security vulnerabilities uncovered during the development and test phases.Maintain all source code in the Sponsor-wide, remote Git repository.Apply industry best practices (such as, but not specifically Test Driven Development) for ensuring custom application code is comprehensively tested.Administer and maintain relational and non-relational database systems within the application security boundary.Perform data cleaning and formatting for ingested data ensuring they meet quality and content management standards.Build and maintain modern cloud based platforms.Develop and maintain applications using a modern front end stack such as Angular, React, or Vue.js.Develop and maintain applications using a modern server-side stack such as Express, Python, or serverless technologies.Experience developing and maintaining applications using modern NoSQL and SQL-based back-end database technologies such as MongoDB, DynamoDB, PostgreSQL, or MySQL.Develop software in a DevSecOps environment.Attend bi-weekly Sprint Planning and Sprint Review meetings in person at the Customer location.Basic QualificationsBachelor's degree and 12 years of experience. Work experience can be used/combined with education.Demonstrated experience building and maintaining modern cloud based platforms.Demonstrated experience developing and maintaining applications using a modern front end stack such as Angular, React, or Vue.js.Demonstrated experience developing and maintaining applications using modern server-side stacks such as Express, Python, or serverless technologies.Demonstrated experience developing and maintaining applications using modern NoSQL and SQL-based back-end database technologies such as MongoDB, DynamoDB, PostgreSQL, or MySQL.Demonstrated experience developing software in a DevSecOps environment.Demonstrated experience with modern system architecture patterns, such as event-driven, microservices and MVC architectures.Demonstrated experience maintaining Continuous Integration/Continuous Delivery (CI/CD) pipelines with automated testing and deployment.Demonstrated experience using Git as a source code repository.Demonstrated experience performing Extract, Transform, and Load (ETL) operations on existing data sets to populate a new data model.Desired QualificationsDemonstrated experience with D3.js or OpenLayers 3.Pay Range:Pay Range $118,300.00 - $182,000.00 - $245,700.00The Leidos pay range for this job level is a general guideline onlyand not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

Keywords: Leidos, Sterling , Senior Applications Developer, Other , Sterling, Virginia