Location: Remote
Department: Engineering
Reports to: Chief Product & Innovation Officer
Kasisto is the creator of KAIgentic, the leading conversational and agentic AI platform for financial institutions. Our mission is to enable banks to deploy intelligent digital agents that are trusted, compliant, and deeply knowledgeable. With KAIgentic, we are redefining enterprise AI by giving organizations the power to build and orchestrate humanlike agents across customer, employee, and operational journeys.
Role OverviewWe are seeking a Senior Full Stack Engineer to join our core platform team. You will design, build, and scale the next generation of KAIgentic, integrating large language models, retrieval systems, and intelligent orchestration across channels. This role blends hands-on development with architectural leadership in a highly collaborative and fast-moving environment.
What You’ll Do- Design and implement scalable full stack applications using React, TypeScript, and FastAPI
- Build backend microservices in Python with SQLAlchemy and PostgreSQL (including vector extensions)
- Develop and orchestrate LLM workflows using LangChain and LangGraph, integrating multi-provider models (OpenAI, Anthropic, Google)
- Implement RAG patterns, embedding pipelines, and vector search for intelligent knowledge retrieval
- Optimize application performance, reliability, and security across Docker/Kubernetes environments
- Collaborate with AI researchers, product managers, and UX teams to deliver intuitive, production-grade AI experiences
- Uphold testing, observability, and CI/CD best practices across the stack
- Contribute to system design discussions, documentation, and technical roadmap decisions
- Frontend: React (hooks, routing, state management), TypeScript (strict mode), Material-UI, Vite
- Backend: FastAPI, async Python, REST API design, Pydantic validation
- Database: PostgreSQL, schema design, migrations, vector search
- AI/LLM: LangChain, LangGraph, RAG workflows, multi-LLM orchestration
- Infrastructure: Docker, Kubernetes, Helm, Kong Gateway, RabbitMQ, Redis
- Security: OAuth2/OIDC, Keycloak, API authentication
- Testing: Vitest/Jest, Playwright, pytest, CI/CD pipelines
- Experience with Java-based legacy systems or modernization projects
- Familiarity with enterprise compliance (SOC2, GDPR, FedRAMP)
- Background in multi-tenant SaaS or large-scale distributed systems
- Work on KAIgentic, one of the most advanced agentic AI platforms in financial services
- Collaborate with a world-class team shaping the future of digital banking and intelligent automation
- Build products used by leading financial institutions worldwide
- Competitive compensation, equity, and flexible remote work
Top Skills
What We Do
Kasisto was founded in 2013 with the vision of enabling companies to engage and transact with their customers through intelligent conversations, anytime, anywhere. Kasisto’s conversational AI platform, KAI, offers enterprises a comprehensive AI technology stack combined with industry-specific domain expertise to make intelligent digital assistants well versed in the businesses they serve.
As an SRI International spin-off, Kasisto leverages decades of research and development in artificial intelligence. KAI Banking enables financial institutions to add virtual assistants and smart bots to their mobile apps and leading messaging platforms. With an emphasis on great user experience, KAI-powered virtual assistants and smart bots are easy to implement, customize and maintain.
For more information visit www.kasisto.com and follow @kasistoinc on Twitter.
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