• Shape technical vision for platforms that serve 10,000+ employees across multiple regions • Drive company-wide impact by defining how AI and LLM technologies are integrated into the employee experience • Elevate engineering excellence by establishing best practices, architectural patterns, and quality standards that influence teams beyond Airfam Products • Transform prototypes into production by taking AI-powered innovations from concept to enterprise-grade deployment • Lead the technical vision and architecture for Airfam Products' platform, ensuring scalability, reliability, and maintainability across a multi-cloud environment • Partner with engineering directors and cross-functional leaders to align platform investments with Airbnb's strategic priorities • Architect and implement production-ready AI/ML-integrated systems, including LLM-powered features for OneChat and enterprise search • Drive cross-organizational technical initiatives, coordinating with Infrastructure, Security, and Product teams to deliver company-wide solutions • Mentor and develop engineers across multiple levels (L7-L9), conducting design reviews, architecture discussions, and providing hands-on guidance • Define and evolve engineering best practices, establishing standards for testing, observability, and operational excellence • Evaluate emerging technologies and AI development strategies, determining how to leverage innovations like agentic development and coding assistants • Troubleshoot complex production issues, leading incident response and driving durable remediation through root cause analysis • Balance hands-on technical contributions (code reviews, system design, debugging) with leadership activities that multiply team effectiveness • Represent Airbnb engineering at internal forums and, when appropriate, at external conferences and industry events

• Collaborate with a multi-disciplinary team to define, design, and implement new features for a Python based web-application • Produce documentation related to software artifacts across the lifecycle including design documents, test procedures, and developer notes • Participate in code reviews and support adherence to coding standards and best practices • Maintain and optimize existing code base for performance and efficiency • Report progress and status to leadership within an Agile team

• Analyze customer requirements and RFCs and come up with efficient software designs • Participate in determining the future direction of the satellite system and related products in the areas of software architecture, infrastructure performance, test and reliability • Document, design, develop, test, and integrate software functionality for various components within a satellite system and related environments • Take a collaborative design and validation approach in working with a multi-functional Scrum team of software, firmware, embedded, application, and test engineers • Troubleshoot and provide resolutions for technical issues encountered in the deployment of software solutions

Type of Requisition: Regular Clearance Level Must Currently Possess: Secret Clearance Level Must Be Able to Obtain: None Public Trust/Other Required: None Job Family: Software Engineering Job Qualifications: Skills: Full Stack Development, React.js, Spring MVC (Model View Controller)Certifications: NoneExperience: 6 + years of related experienceUS Citizenship Required: Yes Job Description: Software Developer Senior (Full‑Stack – Java / React) GDIT is your place. You make it your own by bringing your ideas and unique perspective to our culture. By owning your opportunity at GDIT, you help ensure today is safe and tomorrow is smarter. Our work depends on a Senior Full‑Stack Software Developer joining our team to support our customer activities in Washington, DC. This position can be performed remotely. At GDIT, people are our differentiator. As a Senior Full‑Stack Developer supporting our Customer, you will be trusted to deliver high‑quality application development using Java, Spring, and modern React‑based UI frameworks. A typical day will include: • Performing full‑stack development for client/server Java applications • Designing, developing, and maintaining responsive web interfaces using React • Maintaining current knowledge of relevant technologies • Generating new code and enhancing or refactoring existing code to meet requirements • Participating in the design, coding, testing, and debugging of new or existing software • Troubleshooting technical issues and providing support for application and system functions Required Qualifications • Bachelor’s Degree in Computer Science or related field, or equivalent experience • 6+ years of software development experience with full‑stack emphasis • Strong experience with Java 17+ • Experience with web development frameworks such as Spring Framework 6, Spring MVC, Spring Security • Proficiency with ORM technologies (e.g., Hibernate 6) • Professional experience building modern web applications using React (preferred) and/or Angular • Strong understanding of application architecture including service layers, data access layers, and transaction management • 3+ years of UI development experience, including JavaScript and CSS (React strongly preferred) • Experience designing and working with relational databases (e.g., Oracle) • Familiarity with build and deployment tools (e.g., Maven) • Knowledge of software development best practices and coding standards • Strong troubleshooting and customer support skills • Excellent communication and collaboration abilities ADDITIONAL DESIRED SKILLS • Experience developing responsive HTML5 user interfaces using frameworks such as React, jQuery, or Bootstrap • Experience creating RESTful APIs • Understanding of accessibility/508 compliance requirements • Familiarity with source control tools (Git preferred) • Experience working within cloud environments • Experience with accessibility testing tools WHAT GDIT CAN OFFER YOU • Full‑flex work week • 401K with company match • Internal mobility program to help you own your career • Collaborative teams of critical thinkers and innovators • Ability to make a real impact on the world around you The likely salary range for this position is $123,250 - $166,750. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range. Scheduled Weekly Hours: 40 Travel Required: Less than 10% Telecommuting Options: Remote Work Location: Any Location / Remote Additional Work Locations: Total Rewards at GDIT: Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. GDIT typically provides new employees with 15 days of paid leave per calendar year to be used for vacations, personal business, and illness and an additional 10 paid holidays per year. Paid leave and paid holidays are prorated based on the employee’s date of hire. The GDIT Paid Family Leave program provides a total of up to 160 hours of paid leave in a rolling 12 month period for eligible employees. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most. We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology. Join our Talent Community to stay up to date on our career opportunities and events atgdit.com/tc. Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans