{"id":2663937,"url":"https://alion.io/job/global-placement-firm-senior-software-engineer-product","title":"Senior Software Engineer, Product","company":{"id":4423659,"name":"Global Placement Firm","domain":"globalplacementfirm.com","url":"https://alion.io/company/globalplacementfirm","size_band":null,"is_staffing_agency":true,"employer_type":"agency","is_intermediary":false,"listed_via":null,"ats_vendor":"Manatal","truth_index":null},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":null,"work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"explicit","locations":["San Mateo, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":170000,"max":250000,"currency":"USD","period":"year","gross":null,"usd_annual":250000},"salary_estimate":null,"experience_years_min":2,"visa_sponsorship":true,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Clean Architecture","optional":false},{"name":"JavaScript","optional":false},{"name":"Python","optional":false},{"name":"React.js","optional":false},{"name":"TypeScript","optional":false}],"status":"live","first_seen_at":"2026-10-16T01:48:56Z","employer_posted_date":"2026-10-16","last_verified_at":"2026-10-20T18:36:08Z","board_verified":true,"closed_at":null,"days_open":4,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":4},"description":"Senior Software Engineer, Product\nLocation: San Mateo, California, United States\nFull-Time | Hybrid (3+ days/week on-site) | Mission-Driven AI Startup\n\nAbout the Opportunity\nA cutting-edge, venture-backed startup based in San Mateo, CA is seeking a Senior Software Engineer to join its Product Engineering team. This high-growth organization is building advanced AI infrastructure to automate complex, mission-critical workflows across industries like healthcare, finance, and telecommunications.\nAs a Product Engineer, youll play a key role in designing and building next-generation applications and tools that dramatically improve how businesses execute internal processes. Youll work on meaningful challenges, influence product direction, and contribute to a platform at the forefront of AI and workflow automation.\nWhat Youll Do\nLead development of large-scale, user-facing application features across the full stack.\n\nDesign and implement systems that balance usability, scalability, and maintainability.\n\nEnhance platform tooling on both front-end and back-end components.\n\nBuild secure, scalable APIs, middleware, and authentication services.\n\nCollaborate closely with cross-functional teams to align system improvements with product vision.\n\nDrive best practices in engineering, including testing, documentation, and code quality.\n\nRequired Skills & Experience\n2+ years of hands-on software engineering experience\n\nProficient in JavaScript/TypeScript, React, and Python\n\nStrong experience across both frontend and backend development\n\nTrack record of shipping high-quality, production-grade software\n\nPassion for clean architecture, performance optimization, and great user experiences\n\nAbility to work on-site at least 3 days per week in San Mateo, CA\n\nPreferred Attributes\nExperience contributing to fast-paced startup environments\n\nDeep interest in emerging technologies and infrastructure powering AI systems\n\nDesire to own projects end-to-end and collaborate in a mission-oriented team\n\nMaster's degree in Computer Science or related field preferred\n\nCompensation & Benefits\nBase Salary: $170,000 $250,000 (commensurate with experience)\n\nFull benefits package (health, dental, vision, etc.)\n\nRelocation assistance possible for the ideal candidate\n\nWork alongside elite engineers, founders, and advisors from top-tier technology companies\n\nBe part of a mission-driven company building technology that matters\n\nJob Details\nEmployment Type: Full-Time\n\nSeniority Level: Mid-Senior\n\nVisa Sponsorship: Not available\n\nSecurity Clearance: Not required\n\nTravel: Not required\n\nEducation: Master's degree or higher 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