AI Full Stack Engineer Intern

Gesture; New York (NY); On-site; USD 4,500 - 14,000; Full time

Benefits offered by this job

Free Gestures for friends and family

Job summary

Gesture is seeking an AI Full Stack Engineer Intern to join our Engineering team and work on both the consumer app and Reach360 platform. You will contribute to agentic AI-driven workflows and full-stack features, collaborating with senior engineers to ship production code.

Ideal candidates are currently pursuing a CS/SE degree with exposure to LangChain or LangGraph, React, Node.js, and cloud platforms like GCP.

Qualifications

• Currently pursuing a degree in Computer Science, Software Engineering, or a related field
• Some experience with LangChain and/or LangGraph, or other agentic-based development frameworks
• Familiarity with the Fern stack (Firebase, Express, React, Node.js) strongly preferred
• Experience with Google Cloud Platform (GCP) strongly preferred
• Familiarity with a modern front end framework (React preferred) and a back end language (Node.js, Python, or similar)
• Understanding of REST APIs, databases, and version control (Git)
• Strong problem-solving skills and attention to detail
• Self-starter with excellent time management and organizational skills
• Comfortable working in a fast-paced environment and adapting to changing priorities
• Prior coursework, personal projects, or internship experience in software development, including any exposure to AI or agentic tooling, is a plus

Responsibilities

• Learn and ship features across our web and internal tooling stack, front end to back end
• Learn and design and prototype agentic workflows using LangChain or LangGraph
• Write clean, tested code in collaboration with senior engineers
• Work with our API layer, databases, and front end frameworks to deliver end to end functionality
• Participate in code reviews and sprint planning
• Debug and resolve issues across the stack, from UI to database
• Collaborate with product and design to translate requirements into working software
• Contribute to internal documentation and engineering best practices

Skills

LangChain/LangGraph familiarity

Fern stack knowledge

React

Node.js

REST APIs & Git

Education

Pursuing CS/Software Engineering degree

Tools

Firebase

Express

React

Node.js

GCP

Job description

New York, United States | Posted on 08/12/2026

Ready to build real product that ships, including the AI-driven agents shaping what we build next? Join Gesture as an AI Full Stack Engineer Intern, where you will work across our consumer app and Reach360 platform, building agentic features and full stack functionality that touch thousands of real gifting moments.

Overview

Ready to build real product that ships, including the AI-driven agents shaping what we build next? Join Gesture as an AI Full Stack Engineer Intern, where you will work across our consumer app and Reach360 platform, building agentic features and full stack functionality that touch thousands of real gifting moments.

About Us

Join Gesture and be a part of revolutionizing the logistical e-commerce and marketing technology industry, where innovation meets passion, and technology shapes the future of consumer-to-brand relationships. At Gesture, we are dedicated to helping our employees discover their passion and purpose while redefining the way people connect and celebrate special moments.

About The Role

We are seeking a curious and driven AI Full Stack Engineer Intern to join our Engineering team in Denver. This internship offers hands-on experience building and shipping features across the frontend and backend of Gesture's products, including agentic, AI-driven workflows, working directly alongside our engineering team on real, production-facing work.

Responsibilities

• Learn and Build and ship features across our web and internal tooling stack, front end to back end

• Learn and Design and prototype agentic workflows using LangChain or LangGraph

• Write clean, tested code in collaboration with senior engineers

• Work with our API layer, databases, and front end frameworks to deliver end to end functionality

• Participate in code reviews and sprint planning

• Debug and resolve issues across the stack, from UI to database

• Collaborate with product and design to translate requirements into working software

• Contribute to internal documentation and engineering best practices

Requirements

• Currently pursuing a degree in Computer Science, Software Engineering, or a related field

• Some experience with LangChain and/or LangGraph, or other agentic-based development frameworks

• Familiarity with the Fern stack (Firebase, Express, React, Node.js) strongly preferred

• Experience with Google Cloud Platform (GCP) strongly preferred

• Familiarity with a modern front end framework (React preferred) and a back end language (Node.js, Python, or similar)

• Understanding of REST APIs, databases, and version control (Git)

• Strong problem-solving skills and attention to detail

• Self-starter with excellent time management and organizational skills

• Comfortable working in a fast-paced environment and adapting to changing priorities

• Prior coursework, personal projects, or internship experience in software development, including any exposure to AI or agentic tooling, is a plus

What You Will Gain

• Learn real-world experience shipping full stack and agentic AI features in a production environment

• Learn hands-on learning opportunities working with a dynamic and experienced engineering team

• Exposure to a rapidly growing tech-driven company and its engineering practices

• Networking opportunities with industry professionals

• Exposure to modern software development tools and best practices, including agentic AI frameworks

• Professional development: Support for ongoing learning and career growth

• Work Environment: Positive, friendly, and collaborative atmosphere

• Free Gestures for friends and family

Gesture Is Committed

Gesture is committed to fair and equitable compensation practices. Actual compensation packages are based on several factors that are unique to each candidate, including but not limited to skill set, depth of experience, certifications, and specific work location, and in some cases paid internships may be in the form of an internship stipend. This may be different in other locations due to differences in the cost of labor. Gesture has a KPI and Pacesetting culture. As such, we are seeking sharp, motivated, high-performing team members. The right candidate will experience the most success in this role, will have a start-up mindset, and is interested in growing with the company from a ground floor opportunity.

Salary Range

$400 to $1280 per month

Compensation is paid in the form of a monthly stipend. Both paid and unpaid are available.

Internship Duration

6 Months