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Kasisto

Senior Full Stack Engineer (AI/LLM Platform)

Kasisto, New York, New York, us, 10261

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Senior Full Stack Engineer (AI/LLM Platform) Location:

Remote Department:

Engineering Reports to:

Chief Product & Innovation Officer

About Kasisto 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 Overview We 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

Core Skills

Frontend:

React (hooks, routing, state management), TypeScript (strict mode), Material‑UI, Vite

Backend:

FastAPI, async Python, REST API design, Pydantic validation

Nice to Have

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

Why Join Kasisto

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

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