Senior Full Stack Engineer

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Quick Overview

Lead development of AI-powered shopping experiences at Demand.io. Shape the future of e-commerce by building next-generation search, data infrastructure, and AI features used by millions. Ideal for experienced engineers passionate about distributed systems, AI integration, and complex technical challenges in a fast-paced environment.

About Demand.io

Demand.io aims to be the world's leading source of e-commerce knowledge. Founded in 2009, we're developing AI-driven products to transform online shopping:

  • SimplyCodes: AI and community-powered savings platform covering 400,000+ stores
  • Product.ai: AI shopping assistant (in development) to redefine online purchasing
  • ShopGraph: Proprietary e-commerce knowledge graph powering our product suite

Our products drive over $1 billion in annual e-commerce volume, with plans for substantial growth.

The Opportunity

We're seeking an experienced Senior Full-Stack Engineer to drive development across our product portfolio. In this high-impact role, you'll:

  • Build next-generation search and data infrastructure
  • Develop AI-powered shopping features and experiences
  • Design and implement scalable backend systems
  • Drive technical excellence across product initiatives
  • Collaborate with AI teams on cutting-edge features

You'll report to our Chief Architect and play a key role in shaping our technical direction.

What You'll Do

  • Lead development of our next-generation product search platform
  • Build and scale data infrastructure handling millions of products
  • Implement AI-powered features across our product suite
  • Design and deploy critical shopping journey infrastructure
  • Drive technical excellence and best practices across teams
  • Mentor junior engineers and contribute to architecture decisions
  • Scale systems supporting hundreds of thousands of daily users

A Day in the Life

As a Senior Full-Stack Engineer at Demand.io, you might:

  • Design and implement natural language search capabilities
  • Optimize data pipelines processing millions of products
  • Collaborate with AI teams on new shopping assistant features
  • Review critical infrastructure changes
  • Lead technical design discussions for new product features

About You

We're open to exceptional candidates at various levels - title and compensation will be commensurate with experience and impact.

Must-Haves:

  • 7+ years of full-stack software engineering experience
  • Strong background in distributed systems and data infrastructure
  • Experience with search technologies (Elasticsearch preferred)
  • Track record of shipping complex technical systems
  • Excellence in Python and Node.js development

Nice-to-Haves:

  • Experience with AI/ML system integration
  • Background in e-commerce or marketplace platforms
  • Expertise in real-time data processing
  • Experience with graph or vector databases
  • Prior work with large-scale data pipelines

Compensation & Growth Opportunity

At Demand.io, we align individual success with company performance:

  • Competitive base salary: $180,000 - $250,000 DOE
  • Equity: 0.20% - 0.40% initial grant in a $100M+ valuation company

Partners Program: Our profit-sharing system

  • Substantial cash bonuses tied to company performance, paid out monthly
  • Additive to already competitive core compensation package
  • Potential to earn multiples of base salary through monthly profit-sharing
  • Rewards exceptional performance and long-term commitment

The Partners Program provides increasing rewards as Demand.io grows. Eligibility typically begins after 3 months based on performance, with increasing bonus percentages as you advance through Partner levels.

Benefits for High Performers

Equity Partners program with uncapped earning potential

Advancement opportunities based on impact

Learning stipend for conferences, courses, and certifications

Access to advanced AI tools including our own GPU cluster for AI model training

Comprehensive health, dental, and vision coverage for you and all dependents

Unlimited PTO

Parental leave policy

401(k) program

Catered lunches in our state-of-the-art Santa Monica office

Relocation assistance for exceptional candidates

Our Culture

At Demand.io, we value:

  • Innovation: Exploring new ideas and technologies
  • Empowerment: Taking ownership of impactful projects
  • Continuous Growth: Constantly learning and improving

We primarily work from our Santa Monica office, believing that in-person collaboration drives innovation, while maintaining overall flexibility and autonomy.

Ready to Shape the Future of E-commerce?

If you're excited about building the next generation of AI-powered shopping experiences, we want to hear from you.

  • Learn more about our products, our values, and what it's like to work at Demand.io.
  • For engineering candidates, learn more about ShopGraph technical architecture.

Read the full job description and apply online on the recuiter's web-site

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