Full Stack Ai Engineer Jobs (NOW HIRING)

Location: New York, NY (Hybrid / Onsite Preferred)

Department: Product & Engineering

Reports to: VP of Engineering

About Gesture

Gesture is where technology meets humanity a place where innovation, emotion, and impact collide.We're a fast-growing tech company using AI, machine learning, and intelligent logistics to power a first-of-its-kind platform that connects people and brands through real-world, tangible experiences. From our mobile app to our B2B Reach360 platform, Gesture blends data, emotion, and automation to build the future of human connection at scale.

Inside our NYC headquarters, you'll find an environment that moves with the pace and precision of Silicon Valley but with the heart of something far greater.

We run on cutting-edge tools, creative experimentation, and raw ambition. Every project, every campaign, every moment you work on here matters because it's seen, felt, and experienced by real people around the world.At Gesture, you'll work alongside some of the smartest, most driven operators, engineers, and creatives in the industry people who think big, move fast, and care deeply about the work they do.

This is a front-row seat to the future of connection.If you want to help build something that's changing how the world interacts, welcome to Gesture.

Where We're Headed
Gesture is investing aggressively in AI-driven intelligence to power the next generation of marketing and commerce using a gift-centric approach. Our roadmap focuses on:
We're building intelligence that anticipates, adapts, and compoundspredicting intent, optimizing campaigns in real time, and delivering deeply personalized experiences driven by real-world behavior, all through systems that continuously learn and improve with every interaction.
This is not surface-level automation. We're building intelligence directly into the core of how campaigns are planned, executed, and measuredat scale.
At Gesture, you're not joining a static MarTech company. You're joining a team building the infrastructure for how brands will compete in a post-digital-fatigue world.

About the Role

We're now seeking a Full Stack + AI Engineer to help us launch the next phase of our app ecosystem: REAL.AI personalization, gesture-based loyalty experiences, and advanced in-app features that merge consumer data, behavioral prediction, and emotional intelligence.

What You'll Do

• Lead the technical implementation of REAL.AI, Gesture's consumer intelligence engine - including data modeling, predictive algorithms, and personalized recommendation pipelines.
  
• Architect and build loyalty program infrastructure that ties user behaviors (send frequency, engagement, referrals, redemption patterns) to tangible rewards and predictive engagement cycles.
  
• Collaborate with the mobile team (React Native) to implement AI-driven personalization across feeds, notifications, and product recommendations.
  
• Develop and integrate API layers between Firebase, Zoho CRM, Segment, Voucherify, and Gesture's internal data warehouse (GCP).
  
• Build scalable backend services that support dynamic campaigns, A/B tests, and loyalty redemptions.
  
• Partner cross-functionally with data science, marketing, and product design to translate consumer behavior into actionable features.
  
• Optimize performance, ensure data integrity, and design systems for scalability across millions of users and transactions.

The Tech Stack You'll Work With

• Frontend: React / React Native (TypeScript preferred)
  
• Backend: Node.js / Python (FastAPI, Express)
  
• Database: Firestore, BigQuery, PostgreSQL
  
• Cloud Infrastructure: Google Cloud Platform (Firebase, Cloud Functions, Pub/Sub, Cloud Run), AWS
  
• AI / Data: TensorFlow, PyTorch, scikit-learn, OpenAI / LangChain API integration
  
• CRM / Marketing Tools: Twilio Segment, Zoho CRM, Voucherify, OneSignal
  
• Version Control: Git, GitHub Actions, Docker
  
• CI/CD:Automated Docker pipelines via GitHub Actions for testing (Jest), linting, type-checking, and deploying to Firebase Hosting and Cloud Run with zero-downtime releases.
  

Hard Skills We Look For

Category

Skill

Importance

AI/ML Engineering

Predictive modeling, personalization algorithms, recommendation systems

Prompt engineering & LLM integration (OpenAI, LangChain)

Experience with first-party data segmentation and behavior scoring

Full Stack Development

React / React Native (TypeScript)

Node.js / Python backend services

Firebase & GCP (auth, messaging, analytics)

Data Architecture

ETL pipelines, API integrations (Segment, Zoho, Voucherify)

DevOps

Docker, CI/CD, serverless deployment

Security / Privacy

Familiarity with GDPR/CCPA for first-party data handling

Soft Skills & Behavioral Traits

Trait

Description

Customer-Obsessed Mindset

Thinks from the user's perspective - builds features that drive joy and connection, not vanity metrics.

Builder Mentality

Thrives in startup velocity; takes ownership from ideation to production.

Creative Problem Solver

Balances speed and scalability, experimenting quickly but building with longevity in mind.

Curious & Adaptive

Learns new tools (AI APIs, frameworks, SDKs) fast and integrates them into meaningful solutions.

Emotionally Intelligent

Understands the purpose of Gesture's mission - merging tech with empathy.

Collaborative Communicator

Works seamlessly across marketing, data, and product teams, translating technical work into business impact.

Preferred Background

• 48 years of full stack and/or AI engineering experience (startup or growth-stage preferred)
  
• Experience building and shipping AI-driven personalization or loyalty systems
  
• Hands-on experience with Firebase, React Native, Google Cloud ecosystem
  
• Prior exposure to CRM-based data flows (Segment, Zoho, HubSpot, etc.)
  
• Bonus: Experience with recommendation algorithms, reinforcement learning, or consumer marketing tech

What Can You Gain From a Career at Gesture

Build Something That Ships Guarantee: Every engineer contributes to a real project that goes live no busywork.

Professional Growth & Mentorship make this opportunity transformational the kind of experience that looks elite on a resume and helps to build a great personal brand critical to your personal development and career growth.

1:1 Mentorship with Executives: Direct access to senior leadership (including you or divisional heads like Product, Ops, and Engineering) for biweekly growth sessions.

Founders' Roundtable: Attend exclusive fireside-style meetings with Gesture's CEO and leadership team about startup strategy, fundraising, and scaling.

AI Playground Access: Safe sandbox for R&D and to experiment with AI tools for content creation, data, and storytelling.

Leadership Lunch Series: Informal weekly sessions with team leaders about what it takes to run a $100M tech company.

Other Gesture Benefits & Perks

Health Benefits and Stock Options
Make a Gesture Day: Each employee receives the chance to earn credit to send a surprise gift to someone they admire living the company mission firsthand.
Gesture Swag Pack: exclusive branded gear (hoodie, water bottle, or cap)
Beautiful HQ Experience: Modern New York office with creative work zones, media studio, and collaboration spaces.
Paid Team Lunches or Coffee Hours: Casual networking with leadership and cross-department peers.

Application Process - Interested candidates should submit the following

A resume outlining relevant experience.

A brief cover letter highlighting your key skills, achievements, and what excites you about this opportunity.

Any project work, portfolio samples, or coursework that demonstrate your passion and abilities.

Download The Gesture App

We strongly encourage all applicants to download the Gesture app and explore our platform firsthand. You can also visit gesture.vipto learn more about our mission, technology, and culture.

Compensation & Culture

Gesture is committed to maintaining fair, transparent, and performance-driven compensation practices. Depending on the role, total compensation may include commissions, bonuses, or other performance-based incentives. Final compensation packages are determined by factors such as years of experience, skill set, certifications, and location. Additional components may include equity, annual performance rewards, and other incentive programs tied to company and individual results.

At Gesture, we operate with a KPI-driven, pacesetting culture one that rewards sharp, motivated, high-performing individuals who take initiative and execute with excellence.

The ideal candidate will thrive in a startup environment, embodying curiosity, grit, and a builder's mindset. This is a ground-floor opportunity to grow alongside one of the most exciting and innovative companies redefining connection through technology.

Apply today to join Gesture and be part of the team that's redefining how the world connects.

Join the MovementIf you're ready to lead by doing, grow fast, and make an impact that matters we want to hear from you.