AI Product Engineer / AI Product Developer

DeWinter Group; Campbell (CA); Remote; USD 69,000 - 241,000; Full time

Job summary

DeWinter Group seeks an AI Product Engineer for a 12-month engagement focused on building front-end experiences and tuning generative AI features. You will drive seamless integration between UI and AI backends, delivering high-quality responses and responsive UX.

The role requires expert-level React.js, Node.js/Python, and OpenAI/Anthropic API experience, with autonomous work habits and strong collaboration across teams. Remote work flexibility is offered.

Qualifications

• 3+ years of experience in Full-stack development with a focus on AI integration.
• Proven experience with React.js, Node.js/Python, and OpenAI/Anthropic APIs.
• Ability to work autonomously and manage time to meet project goals.
• Experience with modern CSS frameworks, Git, and Figma.
• Strong communication skills for status updates.

Responsibilities

• Building the "connective tissue" between front-end user experiences and backend AI model outputs.
• Developing intuitive AI-driven UI components (streaming chat, interactive citations, multi-modal uploads).
• Managing the prompt engineering lifecycle to ensure product features deliver accurate and high-quality AI responses.
• Optimizing the "Time to First Token" (TTFT) and overall user-perceived latency for AI features.
• Rapidly iterating on AI product prototypes based on user feedback and internal testing.

Skills

Full-stack development

AI integration

Autonomous work

Communication

Tools

React.js

Node.js

Python

OpenAI API

Anthropic API

CSS frameworks

Git

Figma

Job description

About The Opportunity

Our client, a leader in AI product testing, is looking for a skilled

Key Responsibilities & Deliverables

This role is focused on the successful completion of specific tasks and deliverables. Your responsibilities will include:

• Building the "connective tissue" between front-end user experiences and backend AI model outputs.
• Developing intuitive AI-driven UI components (streaming chat, interactive citations, multi-modal uploads).
• Managing the prompt engineering lifecycle to ensure product features deliver accurate and high-quality AI responses.
• Optimizing the "Time to First Token" (TTFT) and overall user-perceived latency for AI features.
• Rapidly iterating on AI product prototypes based on user feedback and internal testing.

Title: AI Product Engineer

Job Type: Contract

Contract Length: 12-months

Pay Range: $50/hr – $175/hr

Start Date: ASAP

Location: Remote

About The Opportunity

Our client, a leader in AI product testing, is looking for a skilled AI Product Engineer to join their team for a 12-month engagement. This project involves building the crucial front-end user experiences and optimizing the performance and quality of Generative AI features. This is a high-impact role that requires a self-motivated professional who can hit the ground running and deliver results quickly.

Key Responsibilities & Deliverables

This role is focused on the successful completion of specific tasks and deliverables. Your responsibilities will include:

• Building the "connective tissue" between front-end user experiences and backend AI model outputs.
• Developing intuitive AI-driven UI components (streaming chat, interactive citations, multi-modal uploads).
• Managing the prompt engineering lifecycle to ensure product features deliver accurate and high-quality AI responses.
• Optimizing the "Time to First Token" (TTFT) and overall user-perceived latency for AI features.
• Rapidly iterating on AI product prototypes based on user feedback and internal testing.

Required Skills & Experience

We are looking for someone with a proven track record of successful contract engagements. The ideal candidate will have:

• 3+ years of experience in Full-stack development with a focus on AI integration.
• Deep expertise in React.js, Node.js/Python, and OpenAI/Anthropic APIs. This isn't a learning role—you need to be a subject matter expert.
• Demonstrated ability to work autonomously and manage your own time effectively to meet project goals.
• Experience with modern CSS frameworks, Git, and collaborative design tools like Figma.
• Strong communication skills to provide clear and concise status updates to the project team.