{"id":177713,"url":"https://alion.io/job/cesiumastro-senior-software-engineer-fullstack-2","title":"Senior Software Engineer - Fullstack","company":{"id":5315,"name":"CesiumAstro","domain":"cesiumastro.com","url":"https://alion.io/company/cesiumastro","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Lever","truth_index":{"grade":"A","score":87,"open_postings":30,"ghost_share":0,"stale_share":0.533,"repost_share":0,"time_to_fill_p50_days":46,"computed_at":"2026-10-17T05:46:00Z"}},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Austin, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":127000,"max_usd":232000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":3287},"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Axios","optional":false},{"name":"JavaScript","optional":false},{"name":"Machine Learning","optional":false},{"name":"TypeScript","optional":false},{"name":"Vue.js","optional":false},{"name":"ElasticSearch","optional":true},{"name":"Node JS","optional":true},{"name":"Python","optional":true},{"name":"Terraform","optional":true}],"status":"live","first_seen_at":"2026-08-30T23:51:05Z","employer_posted_date":"2026-08-30","last_verified_at":"2026-10-17T14:57:03Z","board_verified":true,"closed_at":null,"days_open":47,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":47},"description":"We are looking for a Senior Software Engineer to lead the design and development of user-facing applications that power CesiumAstro’s mission-critical platforms. This role will translate complex requirements into elegant, functional, and scalable UIs, working closely with backend, DevOps, and machine learning teams to deliver robust, high-performance systems.\nJOB DUTIES AND RESPONSIBILITIES\nBuild and maintain user-facing features for CesiumAstro’s web-based dashboards and applications. \nCollaborate with backend, DevOps, and machine learning engineers to integrate complex data and workflows into intuitive frontends. \nPartner with product and business stakeholders to translate user needs into functional UI solutions. \nContribute to reusable component libraries to ensure consistent aesthetics and behavior across applications. \nParticipate in QA, testing, and release cycles to ensure high-quality, reliable software. \nProvide technical leadership in frontend development, mentoring team members and influencing design decisions. \nJOB REQUIREMENTS AND MINIMUM QUALIFICATIONS\nBachelor’s or higher degree in Computer Science, Engineering, or related technical field. \n5 years of professional experience building web application frontends. \nProven track record of leading or independently delivering frontend features in production systems. \nStrong proficiency in JavaScript and TypeScript. \nDeep experience with modern frontend frameworks, particularly Vue.js, and tools such as Axios. \nExcellent communication skills with the ability to articulate design and technical choices. \nPREFERRED EXPERIENCE\nExperience developing tools that visualize and communicate complex quantitative information. \nBackend development experience, ideally with Python APIs. \nFamiliarity with DevOps and deploying web applications using infrastructure-as-code (e.g., Terraform). \nExperience integrating complex APIs (e.g., Elasticsearch). \nPrevious experience in small, fast-moving teams or early-stage 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