# Member of Technical Staff (Software Engineer, Applied AI) Source: https://realanalystjobs.com/job/member-of-technical-staff-software-engineer-applied-ai-perplexity-afd0ee8b Member of Technical Staff (Software Engineer, Applied AI) at Perplexity, an on-site role based in San Francisco, California, USA. Experience level: 5+ Years. Pay stated in the posting: $220K to $405K. Posted on 19 September 2025, read from Perplexity's own careers page (Ashby), which RealAnalystJobs re-checks daily and removes the role when it closes. Updated 15 November 2026. ## Key facts - Company: [Perplexity](https://realanalystjobs.com/companies/perplexity) - Location: San Francisco, California, USA - Work mode: On-site - Pay stated in the posting: $220K to $405K - Posted: Sep 19, 2025 - Employment type: Full time - Experience level: 5+ Years - Source: Perplexity's careers page (Ashby), re-checked daily Skills: [Python](https://realanalystjobs.com/skills/python) ## About this role Perplexity is looking for an Applied AI Engineer to design, build, and iterate on cutting-edge agents powering our core experience in Perplexity Computer. Working in this mission critical team, you will develop frontier context layer applications - fulfilling the curiosity of millions of users across the globe. Key Responsibilities • Apply state-of-the-art ML and LLM techniques to solve problems spanning: • Personalization (LLM memory, context summarization, retrieval and ranking); • Contextual recommendations and Monetization applications • Build frontier agent capabilities on top of Perplexity Computer • Build auto research harness for both offline and online techniques, designing experiments and metrics that provide deep insight into quality and impact. • Own the entire model lifecycle from research to production: data analysis, modeling, evaluation, offline/online A/B testing, and iterative improvement and build autonomous harness for agent squad to explore different problem spaces. • Collaborate cross-functionally with engineers, PMs, data scientists, and designers to ensure our AI drives meaningful product improvements. • Stay at the forefront of ML/AI innovation by evaluating and incorporating emerging research and algorithms into the product lifecycle. Preferred Qualifications • 5+ years experience building and shipping robust AI products for large-scale, user-facing or data-driven products. • Strong software engineering skills (Python, production-quality codebases, collaborative development) and experience using agentic coding tools for large scale parallel developments. • In-depth experience with the full AI lifecycle: data analysis, rigorous evaluation, and ongoing monitoring/improvement. • Proven collaborator and communicator; excels in high-velocity, cross-functional teams. • Curious, driven by end-user/product impact, and passionate about advancing the state of applied ML and AI. • BS, MS, or PhD in Computer Science, Engineering, or related field (or equivalent experience). Bonus Points For • Experience with LLM context engineering or harness engineering. • Experience in mid-training or post-training frontier open source models • Experience in large scale user-centric and content-centric personalization challenges (user modeling, retrieval, content ranking, etc). Description from Perplexity's public careers feed, reproduced so you can read the role here. Apply on the company's own site; Real Analyst Jobs never submits anything for you. ## How to apply Open [this role on Real Analyst Jobs](https://realanalystjobs.com/job/member-of-technical-staff-software-engineer-applied-ai-perplexity-afd0ee8b) and use Apply now there to reach the employer's application. The listing is re-checked against Perplexity's careers page daily and removed when it closes. ## Perplexity 6 open analyst roles on Real Analyst Jobs. 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