{"id":3579763,"url":"https://alion.io/job/raydar-principal-engineer","title":"Principal Engineer","company":{"id":4478753,"name":"Raydar","domain":"raydar.com","url":"https://alion.io/company/raydar-com","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workable","truth_index":null},"role":"Industrial Engineering","role_family":"Industrial Engineering","seniority":"lead","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["San Francisco, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":335000,"max":375000,"currency":"USD","period":"year","gross":null,"usd_annual":375000},"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Node JS","optional":false},{"name":"Python","optional":false},{"name":"JavaScript","optional":true},{"name":"Platform Engineering","optional":true}],"status":"live","first_seen_at":"2026-10-12T00:00:00Z","employer_posted_date":"2026-10-12","last_verified_at":"2026-11-02T01:04:01Z","board_verified":true,"closed_at":null,"days_open":21,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":21},"description":"About the company\nOur client is a fast-growing software company.\nThe role\nRaydar is recruiting for this role on behalf of our client. Act as the top individual-contributor engineer, responsible for the design, engineering standards and delivery of a major area of a software platform. The work blends hands-on development with technical mentorship and regular collaboration with executives and product counterparts.\nWhat you'll do\n- Take full accountability for a major technical area, covering its design, quality expectations and results.\n- Design and write production code alongside your teammates to set the engineering bar by example.\n- Join recurring leadership discussions and work with a product partner as a peer to achieve business goals.\n- Coach and support engineers and team leads, strengthening their skills while remaining a hands-on contributor.\n- Review and ship work while safeguarding quality and pace across multiple engineering groups.\n- Encourage AI-first habits by building on current AI models and bringing consistency to the AI-assisted development tools the teams use.\n- Contribute to a range of platform areas, such as runtime services, intelligent agents, integrations and data infrastructure.\nRequirements\nWhat we're looking for\n- A decade or more of engineering experience delivering critical systems that run in production at significant scale.\n- Solid skills in software design, reviewing technical architecture and writing code yourself.\n- A record of launching new products from the ground up and carrying responsibility for an entire area of the system.\n- Daily, in-depth use of current AI-assisted development tools.\n- At least 2 years of recent experience at a growth-stage startup; a background at a large technology company is also welcome.\n- Sound engineering fundamentals, ideally with Node.js and Python.\n- Bachelor's degree in Computer Science or a related STEM field.\n- Ability to work on-site 5 days a week.\nBonus points\n- Experience as a technical founder or founding engineer.\n- Familiarity with conversational or voice AI, or with financial services technology.\n- Articles, conference presentations or open-source contributions related to AI or platform engineering.\nBenefits\nCompensation and benefits\n- Base salary: USD 335,000 to 375,000 per year\n- Equity\n- Health, dental and vision coverage\n- Retirement plan\n- Flexible time off\n- Paid parental leave\n- Mental health and wellness benefits\n- Family benefits\nLocation and work model\n- San Francisco, CA, United States\n- On-site, 5 days per week in office\n- Full-time","description_format":"text","description_chars":2566,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":["Equity","Flexible time off","Parental leave","Retirement plans"],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":[],"lifecycle":[{"event":"open","at":"2026-11-01T01:38:31Z"}],"visa":[],"liveness":{"score":75,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.833,"p_room":0.9,"age_days":20,"expected_fill_days":29,"reasons":["conf:1","win:mid","comp:brand"],"computed_at":"2026-11-01T06:10:25Z"},"pay":{"stated_usd_annual":375000,"is_top_pay":true},"html_url":"https://alion.io/job/raydar-principal-engineer","json_url":"https://alion.io/job/raydar-principal-engineer.json","meta":{"generated_at":"2026-11-02T01:18:51Z","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":1979,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-03T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"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":4478753},"rest":"https://alion.io/mcp/rest/get_company?id=4478753"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fraydar-principal-engineer"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"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%2Fraydar-principal-engineer"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"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%2Fraydar-principal-engineer"},{"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/raydar-principal-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fraydar-principal-engineer"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3579763}},{"tool":"search_jobs","arguments":{"company":"raydar.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3579763},"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); 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