{"id":3593254,"url":"https://alion.io/job/true-talent-solutions-partners-senior-full-stack-software-engineer-15","title":"Senior Full Stack Software Engineer","company":{"id":4415660,"name":"True Talent Solutions Partners","domain":"truetalentsolutionspartners.com","url":"https://alion.io/company/true-talent-solutions-partners","size_band":null,"is_staffing_agency":true,"employer_type":"agency","is_intermediary":false,"listed_via":null,"ats_vendor":"Ashby","truth_index":null},"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":"explicit","locations":["Canada"],"countries":["CA"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":200000,"max":275000,"currency":"USD","period":"year","gross":null,"usd_annual":275000},"salary_estimate":null,"experience_years_min":3,"visa_sponsorship":true,"relocation_package":false,"has_equity":false,"technologies":[{"name":".NET","optional":false},{"name":"React.js","optional":false},{"name":"TypeScript","optional":false},{"name":"C#","optional":true},{"name":"JavaScript","optional":true}],"status":"live","first_seen_at":"2026-11-01T21:16:21Z","employer_posted_date":"2026-11-01","last_verified_at":"2026-11-03T14:33:43Z","board_verified":true,"closed_at":null,"days_open":1,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":1},"description":"About the Role\nJoin an AI company building software for engineering design and simulation of physical systems. You will help develop an AI-powered product, shipping features quickly and taking ownership from early design through production.\nWhat You'll Do\nWork with a frontend engineer to improve the product interface and accelerate production releases.\n\nBuild and own product features end to end, including architecture, deployment, and reliability.\n\nGradually take on more backend-focused full stack work, including new features, infrastructure, and systems.\n\nEstablish effective practices for AI-assisted, agent-driven software development.\n\nCollaborate with product, engineering, and research teammates to prototype and improve ideas for industrial users.\n\nWhat We're Looking For\nThree to ten years of software engineering experience, including substantial full stack web product development.\n\nStrong backend skills and solid frontend capabilities, with experience using React and TypeScript; .NET experience is relevant.\n\nHands-on experience using AI coding agents and the judgment to review, debug, and improve their output.\n\nA track record of taking products or major features from concept to production, ideally in a startup or early-stage environment.\n\nExperience owning architecture, deployment, and reliability, and adapting as priorities shift.\n\nInterest in physical systems, engineering design, CAD, or simulation.\n\nLocated in the United States or Canada and authorized to work there without visa sponsorship. The role requires one week onsite in San Mateo, California, every six weeks.\n\nCompensation & Benefits\nBase salary: $200,000 to $275,000 USD annually. 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