Senior Full Stack Developer - AI & Operations

AmeriSave Mortgage Corp.

9d•Remote

About The Position

AmeriSave Mortgage Corporation is a leading fintech lender transforming the way people finance their homes. With a strong foundation in digital innovation, AmeriSave is expanding beyond mortgages to offer home equity loans and personal loans—covering every type of consumer loan. Our mission is to simplify and modernize the lending experience through technology, automation, and AI-driven solutions. We are a fast-paced, customer-focused organization that values transparency, agility, and excellence. How You Will Work: Results-Obsessed Culture: Work from anywhere in the U.S. with a team that focuses on delivery and impactful outcomes rather than rigid monitoring. Immediate Impact: You'll be making impactful contributions within your first week, directly affecting real-world outcomes. Self-Directed Leadership: You won't just be handed tickets. You will collaborate with cross-functional teams to define, design, and ship new features quickly, troubleshooting and debugging to ensure optimal performance. Seamless Collaboration: While remote, you will work in the EST timezone to ensure tight alignment with the team and stakeholders. Your Journey With Us: Innovation & AI You will bridge the gap between robust full-stack engineering and cutting-edge AI implementation. Core Engineering: Design and maintain scalable microservices using TypeScript, Node.js, and Java. You will implement data storage solutions using MS SQL and ensure data integrity. AI Integration: Build and deploy AI-powered applications using LLMs, GenAI agents, and RAG pipelines. You will integrate AI services using frameworks like LangChain, FastAPI, or Azure OpenAI. Unstructured Data: Handle complex data types including PDFs, HTML, audio, and images using multimodal models. LLMOps: Implement best practices for prompt versioning, caching, observability, and cost tracking. Frontend Dynamics: Design user interfaces with HTML/CSS (including DOM manipulation) to create dynamic, interactive web pages.

Requirements

Minimum of 5 years of professional experience in full-stack development.
Backend: Strong experience with Node.js and Java in a microservice environment.
Frontend: Expertise in TypeScript, HTML, CSS, and DOM manipulation.
Database: Solid understanding of MS SQL, including schema design, querying, and optimization.
AI & ML: Experience integrating AI APIs (OpenAI, Gemini) and understanding LLMs, prompt engineering, and AI orchestration.
Problem Solving: Strong analytical skills with attention to detail regarding evolving requirements and service stability.

Nice To Haves

Frameworks: Experience with Next.js, React, or similar libraries.
Cloud & DevOps: Knowledge of Azure/GCP, Docker containers, and CI/CD pipelines.

Responsibilities

Design and maintain scalable microservices using TypeScript, Node.js, and Java
Implement data storage solutions using MS SQL and ensure data integrity
Build and deploy AI-powered applications using LLMs, GenAI agents, and RAG pipelines
Integrate AI services using frameworks like LangChain, FastAPI, or Azure OpenAI
Handle complex data types including PDFs, HTML, audio, and images using multimodal models
Implement best practices for prompt versioning, caching, observability, and cost tracking
Design user interfaces with HTML/CSS (including DOM manipulation) to create dynamic, interactive web pages