{"id":945852,"url":"https://alion.io/job/beacon-biosignals-senior-front-end-engineer-2","title":"Senior Front-end Engineer","company":{"id":9345,"name":"Beacon Biosignals","domain":"beacon.bio","url":"https://alion.io/company/beacon-biosignals","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Greenhouse","truth_index":{"grade":"B","score":80,"open_postings":5,"ghost_share":0,"stale_share":0.8,"repost_share":0,"time_to_fill_p50_days":27,"computed_at":"2026-11-09T06:03:00Z"}},"role":"Frontend","role_family":"Frontend","seniority":"senior","employment_type":null,"work_mode":"remote","remote_scope":"stated_countries","remote_scope_basis":"board_field","remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Boston, United States"],"countries":["US"],"hiring_countries":["US"],"hiring_countries_total":1,"salary":{"min":170000,"max":190000,"currency":"USD","period":"year","gross":null,"usd_annual":190000},"salary_estimate":null,"experience_years_min":8,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"GraphQL","optional":false},{"name":"TypeScript","optional":false}],"status":"live","first_seen_at":"2026-09-15T17:16:45Z","employer_posted_date":"2026-09-30","last_verified_at":"2026-11-09T09:58:29Z","board_verified":true,"closed_at":null,"days_open":54,"trust":{"level":"ok","repost_count":1,"flags":[],"days_open":54},"description":"Beacon Biosignals is transforming precision medicine for the brain, from clinical development to clinical care. For Life Sciences partners, we offer the leading at-home EEG platform for clinical development of novel therapeutics for neurological, psychiatric, and sleep disorders. Our Diagnostics business is building the most comprehensive at-home platform for precision diagnostics, combining EEG and cardiopulmonary signals to deliver reimbursable assessments for sleep and central nervous system disorders. Together, we're changing the way patients are diagnosed and treated for any disorder that affects brain physiology.\n\nAs a Senior Front-end Engineer, you’ll help power Beacon's mission by building first-class web applications that\ndrive forward new EEG analysis with data analytics capabilities\nmanage clinical studies of novel therapeutics\nenable physicians to diagnose patients through at-home sleep tests\nThis isn’t just another web app - you’ll be crafting tools that help unlock insights into neurological, psychiatric, and sleep disorders, with the potential to improve lives at scale.\nThis role is 100% remote from anywhere in the U.S. Beacon's robust asynchronous work practices ensure a first-class remote work experience, but we also have in-person office hubs located in Boston and New York.\nWhat success looks like\n\nAs part of our small, mission-driven Web Apps Team, you will:\nDevelop our React/Typescript web applications.\nDesign and implement UX workflows for clinical study management, data analytics, and patient diagnostics.\nOwn the user experience, performance, reliability, and observability of the web apps and features you develop, leveraging feedback from real users in a diverse set of use cases and environments.\nPartner with product designers and cross-functional teams to develop user-centric capabilities that empower a wide set of user personas, both internally and externally.\nHelp shape the roadmap and technical direction of our web applications.\nIn your first 3-6 months, you might:\nBuild a new feature for visualizing insights into an ongoing clinical trial.\nDevelop a physician workflow for turning outputs from our AI algorithms into a customized diagnostic report.\nEnable study sites to better manage the enrollment of study participants.\nDeploy new features to help our Clinical Operations team track compliance.\nWhat you will bring\n\n8+ years of experience in front-end web development (React and Typescript).\nExperience developing data-rich applications involving interactive visualization and manipulation of large amounts of data.\nA product mindset - you care deeply about UX, edge cases, and performance.\nYou're familiar with GraphQL-based APIs, and can build consumers that scale well.\nYou're adept at identifying optimization bottlenecks, and debuggers and code profiling tools are an important part of your toolkit.\nStrong communication skills and comfort working in a collaborative, async environment.\nBonus points if you've:\nWorked on applications for clinical trials, patients, or in some other regulated environment.\nHave experience in EEG or with DSP.\nHave worked on back-end systems or infrastructure.\nContributed to open source React/Typescript projects.\nThe salary range for this role is $170,000 - $190,000. Salary ranges are determined using current market compensation data for this role and adjusted based on experience, skills, and location. The base salary is one component of the total compensation package, which includes equity, PTO and other benefits.\nAt Beacon, we've found that cultural and scientific impact is driven most by those that lead by example. As such, we're always seeking new contributors whose work demonstrates an avid curiosity, a bias towards simplicity, an eye for composability, a self-service mindset, and - most of all - a deep empathy towards colleagues, stakeholders, users, and patients. We believe a diverse team builds more robust systems and achieves higher impact.","description_format":"text","description_chars":3967,"description_truncated":false,"requirements":{"experience_years_min":8,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":["Equity"],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Medical AI","Neurotech & Neuromodulation"],"lifecycle":[{"event":"open","at":"2026-09-15T20:40:40Z"},{"event":"close","at":"2026-09-28T16:22:03Z"},{"event":"reopen","at":"2026-10-01T02:18:33Z"}],"visa":[{"country":"US","licensed_sponsor":true,"adverts_offering_sponsorship_24m":0,"sanctioned_now":false,"evidence":"H-1B filings in 12 months: 1","filings_12m":1,"filings_prev_12m":0,"green_card_filings_12m":0,"median_offered_wage_usd":152500,"route":null,"cap_exempt":false,"checked_at":"2026-11-09T07:32:21+00:00","sources":["US Department of Labor: LCA disclosure data (H-1B, H-1B1, E-3)"],"filings_for_role_12m":0}],"liveness":{"score":21,"band":"cold","label":"Long shot","p_open":1,"p_active":0.607,"p_room":0.35,"age_days":54,"expected_fill_days":27,"reasons":["conf:0","win:tail"],"computed_at":"2026-11-09T06:03:00Z"},"pay":{"stated_usd_annual":190000,"is_top_pay":true},"html_url":"https://alion.io/job/beacon-biosignals-senior-front-end-engineer-2","json_url":"https://alion.io/job/beacon-biosignals-senior-front-end-engineer-2.json","meta":{"generated_at":"2026-11-09T10:12:55Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":10628,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-10T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.1,"usd":0.01,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":9345},"rest":"https://alion.io/mcp/rest/get_company?id=9345"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fbeacon-biosignals-senior-front-end-engineer-2"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":2,"usd":0.2},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Fbeacon-biosignals-senior-front-end-engineer-2"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.1,"usd":0.01},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Fbeacon-biosignals-senior-front-end-engineer-2"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/beacon-biosignals-senior-front-end-engineer-2\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fbeacon-biosignals-senior-front-end-engineer-2"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":945852}},{"tool":"search_jobs","arguments":{"company":"beacon.bio","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":945852},"note":"people open to offers who fit this vacancy"}],"note":"The same data through MCP tools: https://alion.io/mcp/open needs no sign-in (compact searches, postings, people); https://alion.io/mcp with an Alion account has everything. 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