{"id":2457339,"url":"https://alion.io/job/solutions3llc-full-stack-developer-solutions-llc","title":"Full Stack Developer - Solutions³ LLC","company":{"id":4419220,"name":"solutions3llc","domain":"solutions3llc.com","url":"https://alion.io/company/solutions3llc","size_band":"201-500","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"JazzHR","truth_index":null},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Dulles, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":112000,"max":131000,"currency":"USD","period":"year","gross":null,"usd_annual":131000},"salary_estimate":null,"experience_years_min":8,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"AWS","optional":false},{"name":"Azure","optional":false},{"name":"CI/CD","optional":false},{"name":"GCP","optional":false},{"name":"Git","optional":false},{"name":"GitHub","optional":false},{"name":"GitLab","optional":false},{"name":"Node JS","optional":false},{"name":"Python","optional":false},{"name":"Rest API","optional":false},{"name":"Agile","optional":true},{"name":"Hibernate","optional":true},{"name":"Java","optional":true},{"name":"JavaScript","optional":true},{"name":"Jenkins","optional":true},{"name":"JUnit","optional":true},{"name":"Linux","optional":true},{"name":"MySQL","optional":true},{"name":"Pytest","optional":true},{"name":"Scrum","optional":true},{"name":"SQL","optional":true},{"name":"Unix","optional":true}],"status":"live","first_seen_at":"2026-10-13T16:26:55Z","employer_posted_date":"2026-10-13","last_verified_at":"2026-10-13T21:16:35Z","board_verified":true,"closed_at":null,"days_open":0,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":0},"description":"Title:Applications Developer III\nDescription:\nSolutions³ LLC is supporting a U.S. Government customer on a large mission critical development and sustainment program to design, build, deliver, and operate a network operations environment, including introducing new cyber capabilities to address emerging threats.\nSolutions³ LLC is seeking a Full Stack Developer to support the design, development, and deployment of advanced cybersecurity capabilities. The Full Stack Developer will play a pivotal role in our organization's technology team.\nSalary Range: $112,000 - $131,000\nLocation: Dulles, VA\nJob Type: Onsite\nEligibility:\nMust be a US Citizen\nMust be able to obtain a Secret clearance within 1 year\nMust be able to obtain DHS Suitability prior to starting employment \n8+ years of directly relevant experience in software development\nResponsibilities Include: Full Stack DevelopmentDevelop, maintain, and enhance front-end and back-end components of web applications.\nAutomated testing and smoke testing familiarity and implementation experience.\nPerform unit and integration testing to ensure software quality.\nOptimize application for speed and scalability.\nCollaborate with cross-functional teams to gather and refine software requirements.\nWrite clean, maintainable, and efficient code.\nTroubleshoot and resolve software defects and issues.\nHandle authentication, authorization, and session management.\nIntegrate with third-party services (e.g., payment processors, external APIs).\n\nDevOps and DeploymentSet up and manage CI/CD pipelines.\nDeploy applications to cloud platforms (e.g., AWS, Azure, GCP).\nMonitor application performance and reliability.\nHandle version control using Git and platforms like GitHub/GitLab.\n\nCollaboration and DocumentationCollaborate with DevOps, infrastructure, and development teams to ensure seamless integration.\nDocument code and infrastructure changes, processes, and best practices.\nParticipate in knowledge sharing and mentorship of team members.\nStay up to date with industry trends and emerging technologies.\n\nCybersecurity - Secure Coding PracticesCreate secure code according to industry best practices. \nUse strong encryption algorithms for data in motion and data at rest. \nManage and handle credentials and secrets in a secure, authorized manner. \nUse correct error handling and logging within developed code.\n\nRequired Skills: Proficiency in programming languages such as Python, Java, and NodeJS.\nStrong knowledge of front-end and back-end frameworks.\nFamiliarity with CI/CD pipelines and version control systems.\nKnowledge of cloud platforms (e.g., AWS, Azure, Google Cloud) is a plus.\nDemonstrated experience and/or familiarity with one of more of the following: SQL, Oracle, MySQL, JBDC, etc.\nDemonstrated experience and/or familiarity with one of more of the following: Pytest, Jupyter, Java Spring, JUnit, Hibernate, JavaScript, ReactJs, etc.\nExperience leading multiple software development teams. \nExperience developing system performance, availability, scalability, manageability, and security requirements for mid- to large-scale programs.\nExperience with cloud computing, multimedia storage, knowledge databases and data-mining analytics.\nAgile development methodology experience required.\nExperience with Linux and/or Unix.\nExperience with Jenkins and/or CloudBees. \nDesired Skills:Excellent problem-solving and communication skills.\nStrong teamwork and collaboration abilities.\nAbility to adapt to a fast-paced, evolving technology environment.\nAttention to detail and commitment to delivering high-quality solutions \nDesired Certifications: DoDM 8140.03 DCWF Information Systems Security Developer (631), CSSLP, CISSP\nSoftware development methodology certification (e.g. SCRUM Master) highly desired\n Required Education: Bachelor’s degree in Software Engineering, Computer Science, or related discipline","description_format":"text","description_chars":3870,"description_truncated":false,"requirements":{"experience_years_min":8,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":true},"security_clearance":true,"languages":[]},"benefits":[],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Information 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