Full Stack Developer II

EXPANSIA; Dayton (OH); Remote; USD 106,000 - 151,000; Full time

Benefits offered by this job

Health and wellness programs

Income protection

Paid leave

Retirement and savings

Job summary

Aether Aerospace, in collaboration with EXPANSIA, is seeking a Full-Stack Developer II to build web services, APIs, and front-end features in a LEMP stack environment. You will gather requirements, ensure security standards, and collaborate with stakeholders across agile teams to deliver scalable applications.

Qualifications include active TS/SCI clearance and a Bachelor's or Master's with cloud-architecture experience.

Qualifications

• Clearance: Active TS/SCI
• Education and Years of Experience: Bachelor's degree or equivalent experience, with 4+ years of experience in cloud architecture, or a Master's degree with 0-2 years of experience.

Responsibilities

• Develop web services and APIs for system integration
• Gather and document business requirements from clients and internal teams
• Design, implement, and improve applications using LEMP Stack technologies
• Maintain and enhance software functionality while ensuring compliance with coding and security standards
• Collaborate with stakeholders, departments, and customers to resolve software development and implementation issues
• Troubleshoot technical problems and provide timely resolutions
• Work with ASP.NET MVC, Web API, LINQ, OOP, and Design Patterns to develop scalable applications
• Develop front-end features using HTML, CSS, JavaScript, and libraries like jQuery, ReactJS, and Bootstrap3
• Maintain version control using SVN and follow agile development methodologies
• Write unit tests, refactor existing code, and optimize query performance for relational databases
• Support and document internal tools, software development processes, and best practices
• Provide technical support to operational strategies aligned within your program and initiatives that optimize processes, enhance productivity, and ensure quality across all program functions
• Ensure 100% of planned hours are worked and recorded
• Identify and forward to your leadership any opportunities that could lead to growth within your work area
• Participate in growth efforts as requested
• Ensure all contractual deliverables are met/exceeded to the customer's satisfaction
• Complete personal PDP and attend staff meetings and Storytime (with camera on)
• Build productive and positive professional relationships with clients within your program
• Execute all contract requirements as assigned in accordance with the contract-specific LCAT and requirements
• Perform other related duties as assigned

Skills

PHP

JavaScript

Relational databases

Full-stack

SDLC

Agile

Version control

Education

Bachelor's degree or equivalent

Master's degree

Tools

Laravel

ReactJS

Bootstrap3

Job description

Start Date: Immediate JHNA, CTSi, and EXPANSIA have come together to form a Defense Technology platform named Aether Aerospace focused on delivering high-impact technologies, technology-enabled services and advanced manufacturing solutions to the U.S. Department of Defense and related national security customers. Backed by Falfurrias Management Partners, the platform brings together deep domain expertise across Army, Navy, and Air Force and Space Force programs, digital engineering, systems integration, and specialized manufacturing capabilities. The combined organization operates as a multi-entity aerospace and defense technology and tech-enabled services and manufacturing enterprise positioned for scalable growth, operational excellence, and long‑term value creation.

OVERVIEW

Full-time/Permanent Employee

Location: Remote, preferred Boston, MA or Dayton, OH

As a Full-Stack Developer II, you will develop web services for integration requirements, gather and document business needs, and work within a LEMP Stack environment (Linux, Nginx, MySQL, PostgreSQL, and PHP) to design and implement new features and site improvements. You will support and maintain software functionality, ensure compliance with coding and security standards, and collaborate with stakeholders on software development, internal tools, and implementation issues. Your role involves analyzing business requirements, troubleshooting technical problems, and delivering timely resolutions while applying best practices in agile software development. You will work with technologies including ASP.NET MVC, Web API, LINQ, OOP, Design Patterns, HTML, CSS, JavaScript, Laravel, ReactJS, Bootstrap3, and Google Maps while maintaining version control and optimizing system performance and usability.

RESPONSIBILTIES

• Develop web services and APIs for system integration
• Gather and document business requirements from clients and internal teams
• Design, implement, and improve applications using LEMP Stack technologies
• Maintain and enhance software functionality while ensuring compliance with coding and security standards
• Collaborate with stakeholders, departments, and customers to resolve software development and implementation issues
• Troubleshoot technical problems and provide timely resolutions
• Work with ASP.NET MVC, Web API, LINQ, OOP, and Design Patterns to develop scalable applications
• Develop front-end features using HTML, CSS, JavaScript, and libraries like jQuery, ReactJS, and Bootstrap3
• Maintain version control using SVN and follow agile development methodologies
• Write unit tests, refactor existing code, and optimize query performance for relational databases
• Support and document internal tools, software development processes, and best practices
• Provide technical support to operational strategies aligned within your program and initiatives that optimize processes, enhance productivity, and ensure quality across all program functions
• Ensure 100% of planned hours are worked and recorded
• Identify and forward to your leadership any opportunities that could lead to growth within your work area
• Participate in growth efforts as requested
• Ensure all contractual deliverables are met/exceeded to the customer's satisfaction
• Complete personal PDP and attend staff meetings and Storytime (with camera on)
• Build productive and positive professional relationships with clients within your program
• Execute all contract requirements as assigned in accordance with the contract-specific LCAT and requirements
• Perform other related duties as assigned

KEY QUALIFICATIONS

Clearance: Active TS/SCI Education and Years of Experience: Bachelor's degree or equivalent experience, with 4+ years of experience in cloud architecture, or a Master's degree with 0-2 years of experience.

• Experience in full-stack development with PHP, JavaScript, and relational databases
• Strong knowledge of software development lifecycle, version control, and agile methodologies

PREFERRED ADDITIONAL QUALIFICATIONS

• Experience with frameworks and libraries such as Laravel, ReactJS, and Bootstrap3
• Knowledge of web performance optimization, security best practices, and automation
• Understanding of cloud technologies and scalable web application architecture
• Familiarity with AI-assisted development and agentic workflows, including coding agents, MCP integrations, automated tests, and documentation, with human review and configuration control

Salary

$106,283 - $150,653 a year. There are a host of factors that can influence final salary including, but not limited to, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, geographic location, education, and certifications. Our employees value the flexibility Aether Aerospace allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our unique mix of benefits options is designed to support and protect employees and their families. Employment benefits include health and wellness programs, income protection, paid leave and retirement and savings.

Benefits

• health and wellness programs
• income protection
• paid leave
• retirement and savings

Aether Aerospace is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, age, national origin, disability, status as a protected veteran, or any other protected characteristic.