Vichara Technologies

Software Engineer

• The quant team is responsible for providing valuation and risk calculations for all products traded by the firm (primarily rates, foreign exchange and credit) across a variety of applications.
• The team is implementing a new quantitative analytics library and are looking for an individual to drive the technology.
• Maintain existing models, interact with client portfolio managers, traders and risk managers.
• Test models and explain any differences with expected results.

Senior Quantitative Developer – Fixed Income

AI Engineer

• Architect, design, and lead multi-agent LLM systems using LangGraph, LangChain, and Promptfoo
• Build Retrieval-Augmented Generation (RAG) pipelines leveraging hybrid vector search
• Define system workflows for summarization, query routing, retrieval, and response generation
• Integrate GPT-4o, PaLM 2, and open-weight models for task-specific contextual Q&A
• Fine-tune transformer models for document classification, summarization, and sentiment analysis
• Implement multi-agent architectures with modular flows
• Architect ingestion pipelines for structured and unstructured data
• Deploy end-to-end AI systems on AWS EKS / Azure Kubernetes Service

Senior Quantitative Developer – Fixed Income

AI Engineering Lead