Full Stack Developer

Company Overview XPECT Solutions, LLC has built a strong reputation by supporting our clients in meeting their strategic goals and mission objectives. We provide high quality resources for a wide range of IT and security solutions at best-value pricing. Our success is built on a solid foundation of well-vetted, highly technical personnel, a disciplined project management approach, and an overarching commitment to customer service. We develop, test, deploy, and support exceptional solutions that enhance system functionality, while maximizing reliability and availability, and ensure the tightest security. Job Overview XPECT Solutions is seeking a Full Stack Developer to support our Federal Government Customer with delivering secure, cloud-based mission systems. The successful candidate will design, build, and maintain end-to-end applications spanning Java/Spring Boot microservices on the back end and modern React-based interfaces on the front end, deployed to AWS within a RHEL environment. The role works alongside solutions architects, DevSecOps engineers, and mission stakeholders to translate operational requirements into production-ready capabilities, with an emphasis on security, scalability, and continuous delivery. Core Responsibilities Design, develop, test, and deploy full-stack applications using Java, Spring Boot, and microservices architectures on the back end and React, JavaScript, and HTML/CSS on the front end. Build and integrate RESTful and GraphQL APIs, applying Apache Camel for service orchestration and message routing across distributed components. Develop and maintain data exchange and persistence layers using XML, JSON, and PostgreSQL (AWS RDS), ensuring data integrity, performance, and security. Deploy and operate workloads on AWS (EC2, S3, ECS, EBS, RDS, Lambda) running on Red Hat Enterprise Linux, following federal security and compliance requirements Implement infrastructure-as-code using Terraform and automate build, test, and release pipelines through Git and Jenkins to support continuous integration and delivery. Apply secure coding practices, perform code reviews, and remediate findings from static analysis, vulnerability scans, and security assessments. Collaborate with solutions architects, product owners, and government stakeholders in an Agile/Scrum environment to refine requirements, estimate effort, and deliver iterative releases. Troubleshoot, debug, and optimize application performance across the full stack, including front-end responsiveness, API latency, and database query efficiency. Produce and maintain technical documentation, including design artifacts, API specifications, deployment runbooks, and operations and maintenance procedures. Support production deployments, incident response, and sustainment activities to ensure high availability of mission-critical systems. Requirements US Citizenship (ability to obtain and maintain a DHS 6C Public Trust clearance) Bachelor's degree or higher (computer science background recommended but not required with suitable experience) Periodic onsite presence (approximately 1-2 days per month) in Crystal City, VA 6+ years of relevant experience Hands on experience in designing and developing scalable applications Front-end UI Development with React, JavaScript, CSS Java/Spring/Spring Boot for middle tier development AWS Cloud for back-end infrastructure Preferred Additional Skills and Qualifications Python, SQL, Git and GitHub Relational databases (JPA/JDBC persistence) IaC (Terraform, Ansible, Jenkins) Spring Boot microservices (GraphQL/REST) Containerization (Docker) Container Orchestration (AWS ECS/EKS, Kubernetes or OpenShift) Experience working in a government or high-security environment is a plus Benefits Xpect Solutions, LLC is a one-of-a-kind employer with a talented team that is cleared at various levels and is certified in dozens of industry-recognized certifications. Our talented staff are the key to our success. They bring the knowledge, experience and technical skills to deliver the best solutions to our customers. We support our team by providing open communication, win-win partnerships with clients and vendors, a team-oriented culture, and a focus on professional development and growth for a long-lasting and happy career. We offer a benefits package that is designed to keep our most important assets - our employees - healthy, happy, energized and moving forward. Our philosophy is simple - empower our employees with the benefits, resources and the financial incentives they need to be successful. Benefits and Perks: A competitive Medical, Dental, and Vision plan Retirement Savings Plan Life Insurance AD&D Insurance Short Term and Long Term Disability Insurance 3 weeks of annual PTO 11 days of Holiday PTO Performance Awards Referral Bonus Plan (of up to $5,000/year) Education Reimbursement/Training (of up to $2,500/year) #CJ