Junior Full Stack Developer

Crown Innovations is seeking a Junior Full Stack Developer to support the development, maintenance, and enhancement of energy-related dashboards, Open Data APIs, websites, and data update procedures for a leading government agency. This role is responsible for supporting day-to-day operations of web-based applications and data systems while developing a strong understanding of datasets, data relationships, and business rules. The selected candidate will translate client work requests into actionable technical requirements and support the delivery of information dissemination products, including dashboards and web applications. This position requires a high level of reliability, attention to detail, and the ability to meet daily deliverables with a required start time of 7:00 AM EST., Application Development & Maintenance

• Support development and maintenance of dashboards, Open Data APIs, websites, and data update procedures

• Develop and maintain web-based applications using HTML, CSS, jQuery, JavaScript, and PHP

• Assist in designing and supporting interactive web applications Data Integration & Management

• Move and integrate datasets between multiple databases across different servers

• Manage and maintain data relationships across multiple database tables

• Develop a deep understanding of datasets, business rules, and data structures Web Operations & Deployment

• Support deployment of web applications and ongoing operations management

• Monitor applications, identify issues, and support error isolation, escalation, and resolution

• Assist in build and deployment automation using CI/CD tools Technical Analysis & Documentation

• Translate client work requests into technical requirements

• Document requirements, specifications, and system functionality

• Support development and delivery of information dissemination products Collaboration & Delivery

• Participate in team-based development and delivery activities

• Support successful delivery of dashboards and other information products for government clients

• Utilize version control systems and branching models in a collaborative environment, * Core hours: Monday through Friday, 7:00 AM - 4:00 PM ES

• Fully remote (telework) position

• Work performed in a collaborative development and data environment supporting federal programs

• U.S. Citizenship required

• Ability to obtain and maintain a Public Trust clearance

• Bachelor's degree in Computer Science, Engineering, or a related field

• 2-4 years of experience in client-server or distributed architecture environments, including Microsoft or web-based application development

• 2-4 years of experience developing web-based applications using HTML, CSS, jQuery, JavaScript, and PHP

• Experience integrating datasets between multiple databases and across different servers

• Working knowledge of Internet Information Services (IIS) for Windows Server

• Experience as a front-end software developer designing interactive web applications

• Experience with web operations management including deployment, monitoring, error isolation, escalation, and issue resolution

• Experience using Git and GitFlow or a strong understanding of version control tools and branching models

• Familiarity with continuous integration tools (e.g., GitLab CI/CD) and build/deploy automation

• Ability to document technical requirements and specifications

• Strong attention to detail and ability to meet structured daily deliverables Preferred Qualifications

• Experience with advanced JavaScript libraries and frameworks such as AngularJS

• Experience with PHP web frameworks such as Slim and dependency management tools such as Composer

• Familiarity with Highcharts or similar data visualization tools

• Experience with SQL query construction, including database scripts, views, and stored procedures

• Strong understanding of client-side scripting and JavaScript frameworks including jQuery

• Understanding of asynchronous request handling, partial page updates, and AJAX

• Familiarity with server-side CSS pre-processing platforms such as LESS and SASS

Hourly Rate Range: $85K- $100K annually (W2) Compensation is determined based on experience, qualifications, geographic location, and internal equity considerations. Crown complies with all applicable state and local pay transparency laws. The listed compensation range represents the good faith salary range for this position at the time of posting. Actual compensation will be based on experience, qualifications, geographic considerations, and business needs. Benefits

• Medical insurance and prescription drug coverage
• Dental insurance
• Vision insurance
• Life and AD&D insurance
• Long-term disability insurance
• Short-term disability insurance
• Paid time off and paid holidays
• Retirement plan with company match

Crown Innovations is a recognized leader in research, development, and engineering, with deep expertise in air traffic management, survey administration, lifecycle data management for informed decision-making, infrastructure sustainment and modernization, emerging technologies, and National Airspace System (NAS) integration. For over 30 years, we have supported a diverse portfolio of clients-including the FAA, NASA, the Energy Information Administration (EIA), state and local governments, and commercial organizations such as the Ohio and North Carolina Departments of Transportation. As a prime contractor on several high-impact federal programs, Crown offers comprehensive capabilities in engineering, strategic planning, data analytics, software development, modeling and simulation, and regulatory compliance. We are at the forefront of enabling the safe and efficient integration of uncrewed aircraft systems (UAS) and advanced air mobility (AAM) into the NAS, while also supporting infrastructure modernization efforts through robust lifecycle data management solutions. Whether advancing innovative air traffic concepts, enhancing operational performance, or enabling the future of urban air mobility, Crown is committed to shaping a safer, smarter, and more efficient infrastructure landscape. Crown has consistently been voted one of the best places to work in the Washington, DC area.