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Plaud · 21 hours ago

LLM Algorithm Tech Lead – Applied Large Language Model Systems

San Francisco, CA

Full-time

Hybrid

Senior Level

$230K/yr - $300K/yr

5+ years exp

Plaud Inc. is building the world's most trusted AI work companion for professionals, focusing on next-generation intelligence infrastructure. The LLM Algorithm Tech Lead will be responsible for designing and deploying LLM-based product functionality, optimizing retrieval-augmented generation, and collaborating cross-functionally to improve algorithm performance.

Artificial Intelligence (AI)

H1B Sponsor Likely

Responsibilities

Design structured reasoning pipelines, planning flows, chain-of-thought workflows

Build capability primitives such as memory, personalization, proactive insights

Develop modular and reusable intelligence components

Lead the design and deployment of LLM-based product functionality

Ensure output reliability, consistency, safety, and user-centric alignment

Apply prompting, constraints, and reasoning structures to reduce hallucination

Build and optimize multi-hop, multi-source retrieval pipelines

Implement chunking, indexing, reranking, and retrieval evaluation

Ensure RAG improves factuality and reduces error rates

Select appropriate model families based on capability and cost constraints

Develop routing logic for hybrid model usage

Collaborate with engineering to optimize latency, cost, and scalability

Work closely with product, engineering, and data stakeholders

Define evaluation frameworks and monitoring pipelines

Troubleshoot production issues and lead algorithm-level improvements

Qualification

LLM/NLP/AI experiencePrompt engineeringArchitectural thinkingModel algorithm designRAG experienceSystem design skillsCommunication skillsTechnical team leadershipMemory systems knowledgeSafety systems experienceEvaluation frameworksMultimodal systems exposure

Required

5–10 years of experience in LLM/NLP/AI

Strong prompt engineering and reasoning design skills

Proven ability to deliver LLM-powered features into production

Experience with RAG and knowledge-enhanced reasoning

Strong architectural thinking and system design skills

Strong communication and leadership capabilities

Knowledge of memory systems or personalization engines

Experience building eval frameworks or safety systems

Experience leading technical teams

Experience in foundational model algorithm design or efficiency optimization

Exposure to multimodal or large-scale distributed systems

Benefits

Top-tier healthcare for employees and dependents, including dental and vision, and a generous employer subsidy.

401(k) plan for full time employees with company matching.

Unlimited PTO, plus 13 paid holidays.

12 weeks of paid time off to spend time with your new family, regardless of gender.

Minimum of 3x in office per week.

New hires are equipped with their choice of new top-of-the-line laptops and workstation setups.

Best office equipment. Annual offsites. Free office drinks and snacks.

Company

Plaud

Plaud is building the world's most trusted AI work companion for professionals through AI note-taking solutions.

Founded in 2021

San Francisco, California, USA

201-500 employees

https://www.plaud.ai/

H1B Sponsorship

Plaud has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)

Distribution of Different Job Fields Receiving Sponsorship

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Trends of Total Sponsorships

2025 (4)