Lendbuzz · 8 hours ago
AI Research Scientist (LLMs)
Boston, MA
Full-time
Hybrid
Mid, Senior Level
$150K/yr - $190K/yr
2+ years expLendbuzz is a company focused on providing personalized financial opportunities through innovative technologies. They are seeking a highly skilled AI Research Scientist to lead initiatives in conversational AI and agentic AI systems, driving research direction and technical strategy to develop intelligent agents that enhance user experiences.
Artificial Intelligence (AI)Financial ServicesFinTechLending
Responsibilities
Research Leadership & Technical Direction
Lead research and development for conversational AI, agentic AI, and multi-step reasoning systems
Explore and prototype novel architectures, algorithms, and interaction paradigms across text, voice, and multi-modal interfaces
Define technical roadmaps, research priorities, and model evaluation strategies for agent behaviors, tool-use workflows, and context management
Develop agent frameworks including prompt architectures, retrieval systems (RAG), planning modules, and tool orchestration pipelines
Build robust real-time systems including voice streaming, low-latency inference, and continuous context tracking
Design, fine-tune, and deploy LLM-based and multi-modal models using internal infrastructure, REST APIs, and microservices
Run systematic experiments to evaluate model quality, reliability, reasoning, and user experience
Analyze conversational data, agent behavior traces, and performance metrics to guide iterative improvements
Develop benchmarking protocols, simulation environments, and evaluation tooling for agentic workflows
Build and curate high-quality datasets for training and evaluation, including preprocessing, labeling workflows, and data governance
Ensure data accuracy, reproducibility, and rigor across the research lifecycle
Collaborate with backend and ML infrastructure teams on scalable deployment, monitoring, and optimization of agentic systems
Partner with product teams to translate research into production features
Work with engineering teams to ensure reliability, safety, and performance of deployed models
Contribute to internal documentation, research reports, and knowledge-sharing sessions
Qualification
Required
PhD in Artificial Intelligence, Computer Science, Machine Learning, or a related technical field
Prior research experience with Machine Learning / AI required
Strong proficiency in Python, with experience in ML frameworks (e.g., PyTorch) and data tooling (NumPy, Pandas, Scikit-learn)
Demonstrated experience in NLP, LLMs, conversational AI, or machine learning research
Strong problem-solving skills and ability to operate independently while driving complex research initiatives
Experience designing experiments, evaluating models, and working with large datasets
Preferred
2+ years of research or applied ML experience in conversational agents, LLM systems, or real-time AI applications
Experience deploying models or research prototypes to cloud environments
Expertise with RAG pipelines, vector databases, reasoning or planning modules, or agent tool-use systems
Company
Lendbuzz
Lendbuzz is a car financing platform that helps consumers with thin U.S. credit history obtain financing for their car purchase.
201-500 employees
H1B Sponsorship
Lendbuzz 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
Represents job field similar to this job
Trends of Total Sponsorships
2025 (18)
2024 (13)
2023 (9)
2022 (13)
2021 (7)
2020 (3)
Funding
Current Stage
Late StageTotal Funding
$2.35BKey Investors
Viola CreditMizuho AmericasGroup1001
2025-07-02Debt Financing· $266M
2024-10-09Debt Financing· $262M
2024-08-20Debt Financing· $400M
Leadership Team
Amitay Kalmar
Co-founder and CEO
Dan Raviv
Co-Founder and CTO
Recent News
Company data provided by crunchbase