{"id":774526,"url":"https://alion.io/job/isonohealth-senior-software-engineer-fullstack","title":"Senior Software Engineer - Fullstack","company":{"id":679812,"name":"iSono Health","domain":"isonohealth.com","url":"https://alion.io/company/isonohealth","size_band":"11-50","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Rippling","truth_index":{"grade":"B","score":75,"open_postings":3,"ghost_share":0,"stale_share":1,"repost_share":0,"time_to_fill_p50_days":null,"computed_at":"2026-10-03T05:45:00Z"}},"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":["Sunnyvale, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":145000,"max":175000,"currency":"USD","period":"year","gross":null,"usd_annual":175000},"salary_estimate":null,"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":true,"technologies":[{"name":".NET","optional":false},{"name":"C#","optional":false},{"name":"C++","optional":false},{"name":"CI/CD","optional":false},{"name":"JavaScript","optional":false},{"name":"Machine Learning","optional":false},{"name":"MySQL","optional":false},{"name":"PostgreSQL","optional":false},{"name":"Python","optional":false},{"name":"Angular","optional":true},{"name":"AWS","optional":true},{"name":"Azure","optional":true},{"name":"CUDA","optional":true},{"name":"CUDA Toolkit","optional":true},{"name":"GCP","optional":true},{"name":"React.js","optional":true},{"name":"TypeScript","optional":true},{"name":"Vue.js","optional":true}],"status":"live","first_seen_at":"2026-07-24T22:06:43Z","employer_posted_date":"2026-07-24","last_verified_at":"2026-10-04T00:03:06Z","board_verified":true,"closed_at":null,"days_open":71,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":71},"description":"About iSono Health Inc.\niSono Health built a high-frequency, real-world data engine at the intersection of robotic 3D quantitative ultrasound, AI, and breast imaging. Our FDA-cleared “virtual sonographer ” is a portable, wearable, and automated point of care breast imaging device that allows high quality breast imaging at patient’s care site.\nWe have created a new category of data-driven infrastructure for early cancer detection, no sonographer required, and built for longitudinal insights. Our mission is to make personalized whole breast imaging accessible to all women worldwide, so no women dies becuase thier breast cancer went undetected.\nAbout the role\niSono Health is looking for a senior software engineer to join as a key member of our growing team to architect and develop a state-of-the-art platform that integrates a modern desktop application with an intuitive UI for data acquisition and 3D visualization of ultrasound images with a secure cloud back-end for centralized storage and machine learning.\nIf you are bright, motivated, interested in cutting-edge healthcare technology and want to make an impact on the lives of millions of women around the world, iSono Health is a place for you. iSono Health is a venture-funded health technology startup headquartered in Sunnyvale.\nResponsibilities:\nDesign and implement robust software architecture and specifications for a cross-platform desktop application of a 3D ultrasound system.\nIntegrate imaging algorithms, AI/ML models, and hardware interfaces into a cohesive, production-ready software product.\nArchitect secure and efficient databases and file storage solutions for both client and server environments, incorporating strong encryption and security practices.\nDevelop high-speed data acquisition pipelines and efficient workflows for real-time imaging and reconstruction.\nOptimize performance of compute-intensive workloads through effective threading, resource allocation, and memory management.\nDevelop secure, compliant APIs to facilitate reliable data ingestion and server-side processing, aligning with regulatory requirements.\nBuild and oversee the infrastructure required for server-side web applications enabling remote image viewing, reconstruction, and AI capabilities.\nCollaborate closely with frontend developers to create intuitive user interactions and engaging application features.\nDevelop and maintain high-quality production-level code for different application components.\nCreate comprehensive documentation covering architecture decisions, codebase details, and system integrations.\nLead the software development team, mentoring junior developers and ensuring effective team collaboration.\nManage DevOps processes, including continuous integration and continuous deployment (CI/CD) to ensure rapid, reliable software releases.\nCollaborate closely with the QA team to conduct software verification and validation (V&V) activities, integration testing, and end-to-end test automation.\nMinimum Qualifications:\nBS/MS in computer science with at least 3-5 years of experience\nFull stack developer, must be proficient in C# and C++, and .Net in the Microsoft Visual Studio environment. A plus with server-side languages such as , Python, JavaScript\nExcellent understanding of multi-threaded programming and memory management\nExperience with relational and NoSQL databases (e.g., MySQL, PostgreSQL, MongoDB).\nAbility to work in a dynamic and fast-paced environment\nStart up experience a must\nTeam player with excellent written and oral communication skills\nPreferred Qualifications\nMS in computer science with 5+ years of experience\nExperience with JavaScript frameworks such as Node, Vue, Angular, and React.\nBackground in real-time systems and hardware-software integration.\nExperience with medical device software development and regulated environments (e.g., IEC 62304). \nExperience in Imaging Software preferred\nFamiliarity with GPU acceleration (CUDA or similar frameworks) is a strong plus\nExperience with cloud computing platforms, such as AWS, Google Cloud or Azure. \nSalary is market competitive with experience and includes Stock Options, Health Benefits and 401k.\nAnnual Salary Range is $145,000 to $175,000.","description_format":"text","description_chars":4212,"description_truncated":false,"requirements":{"experience_years_min":5,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":false,"languages":[]},"benefits":["401k plan","Stock options"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":[],"lifecycle":[{"event":"open","at":"2026-09-11T22:29:28Z"}],"visa":[],"liveness":{"score":9,"band":"cold","label":"Long shot","p_open":1,"p_active":0.334,"p_room":0.28,"age_days":70,"expected_fill_days":30,"reasons":["conf:29","win:tail","crowd:"],"computed_at":"2026-10-03T05:45:00Z"},"pay":{"stated_usd_annual":175000,"is_top_pay":false},"html_url":"https://alion.io/job/isonohealth-senior-software-engineer-fullstack","json_url":"https://alion.io/job/isonohealth-senior-software-engineer-fullstack.json","meta":{"generated_at":"2026-10-04T00:55:31Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","usage":{"tier":"crawler","counted_by":"address","units_charged":1,"used_today":1146,"day_limit":5000,"remaining_today":3854,"minute_limit":60,"resets_at":"2026-10-05T00:00:00Z"}}}