{"id":2471932,"url":"https://alion.io/job/microsoft-software-engineer-ii-ai-infrastructure-2","title":"Software Engineer II - AI Infrastructure","company":{"id":18,"name":"Microsoft","domain":"microsoft.com","url":"https://alion.io/company/microsoft","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Eightfold","truth_index":{"grade":"B","score":75,"open_postings":116,"ghost_share":0,"stale_share":1,"repost_share":0,"time_to_fill_p50_days":null,"computed_at":"2026-10-15T05:46:00Z"}},"role":"Backend","role_family":"Backend","seniority":"middle","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Mountain View, United States","Washington, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":102100,"max":202200,"currency":"USD","period":"year","gross":null,"usd_annual":202200},"salary_estimate":null,"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"C#","optional":false},{"name":"C++","optional":false},{"name":"JavaScript","optional":false},{"name":"Multimodal AI","optional":false},{"name":"Python","optional":false},{"name":"AutoGen","optional":true},{"name":"Azure","optional":true},{"name":"Azure DevOps","optional":true},{"name":"Docker","optional":true},{"name":"Edge AI","optional":true},{"name":"FastAPI","optional":true},{"name":"gRPC","optional":true},{"name":"Kubernetes","optional":true},{"name":"LangChain","optional":true},{"name":"OpenAI","optional":true},{"name":"Rust","optional":true},{"name":"Semantic Kernel","optional":true}],"status":"live","first_seen_at":"2026-10-12T21:20:48Z","employer_posted_date":"2026-10-13","last_verified_at":"2026-10-15T03:26:28Z","board_verified":true,"closed_at":null,"days_open":2,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":2},"description":"OverviewSoftware engineer role in Cloud + AI team, enabling secure, scalable, and high-performance AI experiences across multimodal verticals, including real-time audio interaction, image generation, video generation and AI safety systems.\nYou will contribute across the full technology stack, from APIs and platform services to the inference infrastructure serving cutting-edge AI models at massive scale. You'll work on systems that power real-world products used by millions of customers while helping advance the reliability, safety, and efficiency of AI platforms.\nThis role is based in either Mountain View, CA or Redmond, WA. We are looking for engineers who thrive in fast-paced environments, enjoy tackling complex technical challenges, and excel in collaborative teams.\nMicrosoft’s mission is to empower every person and every organization on the planet to achieve more. As employees we come together with a growth mindset, innovate to empower others and collaborate to realize our shared goals. Each day we build on our values of respect, integrity, and accountability to create a culture of inclusion where everyone can thrive at work and beyond.\nResponsibilities\nImplement AI Systems: Design and build scalable, reliable architectures that meet high-performance requirements for AI systems including inference backends and API interfaces. Apply knowledge of distributed systems principles to create robust solutions.\nDebug and Optimize Across the Stack: dive deep into existing components to identify and resolve issues quickly. Ensure fast turnaround for critical fixes while maintaining system integrity.\nCollaborate Across Teams and Partners: work closely with multiple internal teams and external partners to solve complex problems, align on technical decisions, and deliver integrated solutions.\nInnovate and Drive Technical Excellence: identify non-obvious technical approaches that unlock new possibilities. Architect and execute features with measurable goals, iterating rapidly to achieve outcomes.\nFull-Stack Engagement: engage with components across the entire stack-from infrastructure to APIs-to deliver end-to-end solutions.\nQualifications\nRequired Qualifications:\nBachelor's Degree in Computer Science or related technical field AND 2+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python\n\nOR equivalent experience.\n\nPreferred Qualifications:\nMaster's Degree in Computer Science or related technical fieldAND 3+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python\n\nOR Bachelor's Degree in Computer Science or related technical fieldAND 5+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python\n\nOR equivalent experience.\nCore technical competencies: distributed systems, scalable architecture, API design, understanding of ML/AI fundamentals and practical applications, experience in delivering AI-based solutions.\nFamiliarity with relevant tools, frameworks, or programming languages: Kubernetes, Azure Devops, Docker, AI / ML frameworks, Python, C++, C#, Rust, gRPC, FastAPI, Autogen, Semantic Kernel, LangChain.\nOptional experience with OpenAI API / Azure OpenAI.\nCommunication and collaboration abilities.\nProblem-solving and decision-making under ambiguity.\nStrategic thinking and adaptability.\nSoftware Engineering IC3 - The typical base pay range for this role across the U.S. is USD $102,100 - $202,200 per year. There is a different range applicable to specific work locations, within the San Francisco Bay area and New York City metropolitan area, and the base pay range for this role in those locations is USD $133,800 - $219,200 per year.\nCertain roles may be eligible for benefits and other compensation. Find additional benefits and pay information here:\nhttps://careers.microsoft.com/us/en/us-corporate-pay\nThis position will be open for a minimum of 5 days, with applications accepted on an ongoing basis until the position is filled.\nMicrosoft is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to age, ancestry, citizenship, color, family or medical care leave, gender identity or expression, genetic information, immigration status, marital status, medical condition, national origin, physical or mental disability, political affiliation, protected veteran or military status, race, ethnicity, religion, sex (including pregnancy), sexual orientation, or any other characteristic protected by applicable local laws, regulations and ordinances. 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