Lendbuzz · 16 hours ago
Software Engineer (Machine Learning - LLMs)
Boston, MA
Full-time
Hybrid
Entry, Mid Level
$140K/yr - $160K/yr
2+ years expLendbuzz is a company that develops innovative technologies to provide underserved borrowers with better access to credit. They are seeking a skilled Software Engineer focused on Large Language Model applications to design, build, and optimize conversational agent technologies while collaborating with ML researchers and product teams.
Artificial Intelligence (AI)Financial ServicesFinTechLending
Responsibilities
Software engineering for LLM-powered conversational agents, with an emphasis on practical implementation, reliability, and user experience
Evaluate, fine-tune, and deploy LLM-based models and pipelines using REST APIs and internal microservices
Implement prompt engineering, retrieval-augmented generation (RAG), tool-use pipelines, and conversation orchestration logic
Investigate and integrate emerging technologies, particularly in real-time voice, streaming, and multi-modal interaction
Analyze model outputs, user interactions, and system performance to drive iterative improvements
Build and maintain high-quality datasets, including data cleaning, preprocessing, labeling workflows, and benchmarking for NLP tasks
Own data quality, ensuring accuracy, reproducibility, and reliability across the data lifecycle
Collaborate with ML, backend, and product teams on deployment best practices, monitoring, and scalability of LLM-based services
Contribute to internal documentation, experimentation processes, and model evaluation frameworks
Qualification
Required
Master's degree in Artificial Intelligence, Computer Science, or a related technical field
Strong programming skills in Python, with experience in ML and data tooling (e.g., PyTorch, Pandas, NumPy, Scikit-learn)
Experience with NLP techniques, LLMs, or machine learning fundamentals
Strong problem-solving ability and comfort working independently in a fast-moving environment
Preferred
2+ years of professional software engineering experience, including scripting, data processing, or backend/ML pipelines
Experience deploying applications or models on cloud platforms, preferably AWS
experience with real-time systems
WebSockets/streaming
RAG pipelines
vector databases
ML evaluation frameworks
Genesys/Twilio
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
Chief Technology Officer
Recent News
Company data provided by crunchbase