TIFIN builds AI-powered financial technology that personalizes and improves financial advice across consumers, advisors, workplaces, and institutions. The company aims to embed finance-tuned AI to deliver dynamic, tailored guidance at scale, without added complexity, by creating secure, compliant tools that power real outcomes.
Requirements
- Experience shipping generative AI products powered by LLMs: designing and implementing agentic workflows that enable autonomous AI behaviors, leveraging the latest state-of-the-art research
- Hands-on experience in various LLM fine-tuning techniques (e.g. LORA), LLM inference frameworks (e.g. vLLM), advanced RAG pipelines
- Solid expertise in reinforcement learning fine tuning methodologies and frameworks to optimize AI models
- Experience building generative AI products where LLMs are a core component.
- Expertise with fine-tuning and reinforcement learning is critical.
- 5+ years of experience (post-BS/MS) in applied AI/ML engineering
Responsibilities
- Design and fine-tune open source and proprietary LLMs for various tasks such as answering questions, summarization, reasoning and planning, etc.
- Build advanced Retrieval Augmented Generation (RAG) pipeline including rewriting, embedding fine-tuning, hybrid search, reranking, knowledge graphs, etc.
- Develop and integrate agentic workflow systems that empower AI agents to operate autonomously, enabling proactive decision-making and dynamic interactions.
- Apply reinforcement learning techniques—including reinforcement learning fine tuning (e.g., PPO, DPO, GRPO)—to continuously optimize model performance.
- Implement a comprehensive evaluation framework and metrics for model performance
- Deploy models into production environments and ensure low latency, reliability, and scalability.
- Collaborate with product team and software engineering team to build end-to-end product systems.
Other
- This is an individual contributor and technical leadership role reporting into the Head of AI.
- Resilience and adaptability - experience working at early-stage startups is a plus
- TIFIN is proud to be an equal opportunity workplace and values the multitude of talents and perspectives that a diverse workforce brings. All qualified applicants will receive consideration for employment without regard to race, national origin, religion, age, color, sex, sexual orientation, gender identity, disability, or protected veteran status.
