{"schemaVersion":"jobsearcher.job.v1","id":"2e0c31314cacb0c6fcd405db","url":"https://jobsearcher.com/jobs/2e0c31314cacb0c6fcd405db","canonicalUrl":"https://jobsearcher.com/jobs/2e0c31314cacb0c6fcd405db","title":"Sr. Software Engineer - AI Function Development","description":"Senior Software Engineer (AI Feature Development)\nLocation: Irvine, CA 92618\nWork Style: Hybrid (3 days/week in office)\nWork Hours: 9:00 AM – 6:00 PM (flexible)\nSalary Range: $120,000 – $135,000 base\nExperience Level: 5–10 years\n\nWork Authorization Requirement: Due to company policy, we are unable to provide visa sponsorship now or in the future.\nCandidates must be legally authorized to work in the United States on a permanent basis. Applicants requiring visa sponsorship cannot be considered.\n\nOverview\nWe are seeking a versatile Senior Full-Stack Software Engineer with a strong passion for building AI-first products. This role blends traditional full-stack engineering with modern AI development. You will own the full lifecycle of AI-powered features—from prompt engineering and LLM integration to API and frontend development—delivering scalable, production-ready solutions with an exceptional user experience. You will play a key role in bridging cutting-edge AI technologies with real-world, enterprise-grade software.\n\nKey Responsibilities\nEnd-to-End Feature Ownership: Design, develop, and deploy features (including AI-driven functionality), taking ownership across the entire stack—from intuitive front-end interfaces to robust back-end systems.\nAI-Powered System Architecture: Build and maintain scalable, production-ready architectures that integrate Large Language Models (LLMs) into core product workflows.\nAI Implementation & Optimization: Implement and refine AI pipelines using modern orchestration tools (e.g., LangChain, Vercel AI SDK) and prompt-engineering techniques to ensure high-quality outputs.\nFull-Stack Engineering Excellence: Develop high-performance APIs and web services using modern TypeScript-based stacks, ensuring seamless data flow and an excellent user experience.\nRapid Prototyping & Iteration: Operate effectively in a fast-paced, ambiguous environment by translating high-level AI concepts into functional, scalable software.\nCloud-Native Operations: Deploy, manage, and optimize containerized services to ensure reliability, performance, and scalability of AI-driven applications.\n\nRequired Qualifications\n5–10 years of experience in web, backend, or full-stack development\nProven experience designing, building, and operating production systems\nHands-on experience developing or integrating AI / LLM-based features\nStrong ability to learn, adapt, and work with evolving technologies and architectures\nComfortable working in fast-moving, ambiguous product environments\nNice to Have\nExperience with modern TypeScript stacks (React, Node.js, Bun, etc.)\nExperience with containerized or cloud-native systems (Docker, Kubernetes, etc.)\nExperience with AI development frameworks (Vercel AI SDK, LangChain)\nEmerging / Planned Technologies\nRust (for performance-critical and reliability-sensitive components)","company":"Pasona","rawCompany":"pasona n a","city":"Santa Ana","state":"CA","isRemote":false,"isActive":false,"createdAt":"2026-07-15T12:58:17.832Z","occupations":[{"code":"15-1252.00","title":"Software Developers","slug":"software-developers"},{"code":"15-1299.08","title":"Computer Systems Engineers/Architects","slug":"computer-systems-engineers-architects"},{"code":"15-1254.00","title":"Web Developers","slug":"web-developers"}],"industries":[{"code":"541511","title":"Custom Computer Programming Services","slug":"custom-computer-programming-services"},{"code":"513210","title":"Software Publishers","slug":"software-publishers"},{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Sr. Software Engineer - AI Function Development","description":"Senior Software Engineer (AI Feature Development)\nLocation: Irvine, CA 92618\nWork Style: Hybrid (3 days/week in office)\nWork Hours: 9:00 AM – 6:00 PM (flexible)\nSalary Range: $120,000 – $135,000 base\nExperience Level: 5–10 years\n\nWork Authorization Requirement: Due to company policy, we are unable to provide visa sponsorship now or in the future.\nCandidates must be legally authorized to work in the United States on a permanent basis. Applicants requiring visa sponsorship cannot be considered.\n\nOverview\nWe are seeking a versatile Senior Full-Stack Software Engineer with a strong passion for building AI-first products. This role blends traditional full-stack engineering with modern AI development. You will own the full lifecycle of AI-powered features—from prompt engineering and LLM integration to API and frontend development—delivering scalable, production-ready solutions with an exceptional user experience. You will play a key role in bridging cutting-edge AI technologies with real-world, enterprise-grade software.\n\nKey Responsibilities\nEnd-to-End Feature Ownership: Design, develop, and deploy features (including AI-driven functionality), taking ownership across the entire stack—from intuitive front-end interfaces to robust back-end systems.\nAI-Powered System Architecture: Build and maintain scalable, production-ready architectures that integrate Large Language Models (LLMs) into core product workflows.\nAI Implementation & Optimization: Implement and refine AI pipelines using modern orchestration tools (e.g., LangChain, Vercel AI SDK) and prompt-engineering techniques to ensure high-quality outputs.\nFull-Stack Engineering Excellence: Develop high-performance APIs and web services using modern TypeScript-based stacks, ensuring seamless data flow and an excellent user experience.\nRapid Prototyping & Iteration: Operate effectively in a fast-paced, ambiguous environment by translating high-level AI concepts into functional, scalable software.\nCloud-Native Operations: Deploy, manage, and optimize containerized services to ensure reliability, performance, and scalability of AI-driven applications.\n\nRequired Qualifications\n5–10 years of experience in web, backend, or full-stack development\nProven experience designing, building, and operating production systems\nHands-on experience developing or integrating AI / LLM-based features\nStrong ability to learn, adapt, and work with evolving technologies and architectures\nComfortable working in fast-moving, ambiguous product environments\nNice to Have\nExperience with modern TypeScript stacks (React, Node.js, Bun, etc.)\nExperience with containerized or cloud-native systems (Docker, Kubernetes, etc.)\nExperience with AI development frameworks (Vercel AI SDK, LangChain)\nEmerging / Planned Technologies\nRust (for performance-critical and reliability-sensitive components)","datePosted":"2026-07-15T12:58:17.832Z","dateModified":"2026-07-15T12:58:17.832Z","hiringOrganization":{"@type":"Organization","name":"Pasona","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Santa Ana","addressRegion":"CA","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"2e0c31314cacb0c6fcd405db"},"url":"https://jobsearcher.com/jobs/2e0c31314cacb0c6fcd405db"}}