Founding Product Engineer

Location: San Francisco, CA (In-person)

Compensation: $150K – $200K • 0.10% – 0.25% Equity

On-site | Full-time

Our client is a high-growth, YC-backed startup based in San Francisco that is developing the definitive platform for understanding and improving engineering team dynamics. By leveraging modern AI, the organization provides an accurate and actionable view of productivity, impact, and collaboration—moving beyond traditional vanity metrics to focus on better engineering outcomes.

Having secured a $4.2M seed round from top-tier investors, our client has delivered consistent double-digit month-over-month revenue growth and is now looking to expand the core team. As a Founding Product Engineer, the successful candidate will play a pivotal role in defining both the product direction and the technical foundation of the company. This is a rare opportunity to join at the ground floor and influence how millions of engineers and leaders understand their work.

Key Responsibilities

Founding Product Engineer

Location: San Francisco, CA (In-person) Employment Type: Full-time

Compensation: $130K - $170K / 0.5% - 1.5%

Build the Engineering Foundation of In-Person Connection We are an AI-powered platform revolutionizing how companies plan corporate events—from high-stakes executive offsites to global company-wide conferences. Our software automates the logistics of venue sourcing and vendor negotiations, making it seamless for teams at companies like Google and Amazon to create meaningful moments in real life.

The Role As a Founding Product Engineer, you won’t just be writing code; you will be shaping the very core of our product and engineering culture. You will work at the intersection of complex backend logic and polished, high-end frontend design. This is a role for an engineer who has strong product intuition and enjoys the "zero-to-one" journey of building features that large enterprise customers rely on.

What You’ll Do:

Founding Full-Stack Engineer - AI Production Systems

Location: San Francisco, CA (On-site)

Employment Type: Full-time

Compensation: $200K - $275K

We are building the first telemetry and production system designed for large language models (LLMs), giving them complete visibility into and control over running software, beginning with automatic error fixes.

We are seeking a Founding Full-Stack Product Engineer who is comfortable wearing all hats in a fast-paced environment. This role is highly dynamic, bridging classical full-stack engineering with cutting-edge Generative AI product features.

Key Responsibilities:

iOS Designer / Product Engineer (Elite Team, High Impact)

Location: Remote - NYC preferred but would consider strong designers remotely across the US.

Compensation: $200K - $250K

We are a highly profitable, high-growth platform that has enabled creators to generate over $50 million since launching in 2025. Our mission is to simplify the process of supporting anyone in the creator economy. We operate with an uncompromising commitment to talent density—maintaining a small, elite team where every member has outsized ownership and impact.

We are seeking an exceptional iOS Designer / Product Engineer to join us as one of the two dedicated experts jointly owning the entire native iOS application. If you have an extreme attention to detail, live to build beautiful products, and thrive in a fast-paced, high-autonomy environment, we want to hear from you.

You will be a key leader in product design and technical implementation, jointly responsible for the entire user experience, visual quality, and technical integrity of the core iOS application. You will balance design perfection with rapid shipping to deliver features that directly drive platform growth and creator success.

Key Responsibilities

Product Engineer - AI-Powered Collaborative Care Platform

Location: Hybrid - New York or Boston

Compensation: $160,000 – $225,000

We are building an AI-first medical practice from the ground up, focused on a future where collaborative care models integrate clinicians and AI to provide superhuman medical advice. Since our founding, we have raised over $35M from top-tier VC firms and are on track to serve hundreds of thousands of patients, partnering with prominent healthcare organizations nationwide. We are seeking a talented, driven Product Engineer to define the future of human + AI collaborative care.

This is a high-responsibility, hybrid role where you will have significant ownership over our core product and the opportunity to shape the future of our engineering organization. Your work will span the full technology stack, working across web, mobile, backend infrastructure, and AI/MLOps, all while ensuring stability and data integrity for enterprise clients.

What You’ll Be Working On:

Founding Engineer - High-Growth DeFi Mobile Trading App

Location: Remote - US Remote (Must be able to travel to NYC 2 weeks at a time, every 1-2 months for in person collaboration)

Remote | Full-time

Compensation: $200K - $300K

Our client is the creator of a leading decentralized finance (DeFi) application—often described as the “Robinhood for DeFi”—which allows users to trade cryptocurrencies on-chain through a seamless, user-friendly mobile interface. Since its launch in July 2024, the platform has successfully onboarded over 1.5 million users.

The organization’s mission is to onboard the world to decentralized finance, driven by the conviction that blockchain technology can build an open and accessible financial future. This is a lean team of passionate self-starters where every member acts as both a decision-maker and an implementer. As a Founding Engineer, the successful candidate will run toward the hardest problems alongside high-caliber teammates to shape the future of global finance.

Key Responsibilities

Senior Backend Engineer

Location: Hybrid in New York, NY

Compensation: $130,000 - $200,000 (Base Salary) + Competitive Equity

We are a rapidly growing, well-funded B2B SaaS company that is reinventing the Accounts Receivable category for scaling technology companies. Founded by repeat entrepreneurs and backed by major VCs, we are in hypergrowth mode, providing a modern, AI-powered platform to automate complex revenue workflows and billing. We are seeking a Mid/Senior Product Engineer with strong backend skills to build world-class financial tools and help shape our engineering culture.

This is a high-impact, product-focused role where you will take on significant responsibility for building the foundation of our platform, directly influencing product direction and company success.

In this role, you will:

Product Engineer

Location: Hybrid in New York (Flatiron) or Boston, MA

Compensation: $160,000 - $225,000 (Base Salary) + Competitive Equity

We are a well-funded, AI-first medical practice backed by over $35M from top-tier VC firms. Our mission is to define the future of human + AI collaborative care models by building a platform that automates across the entire clinical stack. We are seeking a talented, driven Product Engineer to take significant ownership over our product and help scale our engineering organization as we serve hundreds of thousands of patients nationwide.

This is a high-impact, hybrid role where you will be at the intersection of full-stack development, data infrastructure, and AI tooling. You will work cross-functionally with product, clinical, and commercial teams to integrate our platform with prominent healthcare organizations.

What you’ll be working on:

Founding Product Engineer (AI Consumer Outreach)

Location: Remote, USA

Employment Type: Full-time

Work Arrangement: Fully Remote

About the Role

Our client is a US consumer outreach and prospecting platform that is redefining how brands find and engage new customers. Their platform leverages 11 billion datapoints and 240 million US consumer prediction profiles to provide intelligent automated matching and multi-touch B2C outreach. The company recently raised $5 million in funding.

They are seeking a Founding Product Engineer to build and ship full-stack features that power their AI-driven outreach platform. This is a high-impact, hands-on role where you'll lay the foundation of the entire technology stack, influence product direction, and turn massive datasets into real customer impact.

What You'll Do

Location: New York, NY or London, UK

Employment Type: Full-time

Work Arrangement: Hybrid (2-3 days in-office) or Remote (within +/- 3 hours of NYC/London)

About the Role

Our client, a company reinventing the B2B Accounts Receivable category, is in hypergrowth mode with $19 million in funding from investors like a16z and Salesforce. Their modern, AI-powered platform helps finance and revops teams scale their billing and quote-to-cash process for complex contracts.

They are seeking a Mid/Senior Product Engineer with strong backend skills to build world-class financial tools. You will have a hand in shaping the backend architecture, guiding product direction through cross-functional collaboration, and playing an integral role in building their early engineering culture.

What You'll Do

• Build robust and scalable financial tools for fast-scaling technology companies.
• Play a key role in shaping the overall backend architecture and technical roadmap.
• Collaborate deeply with data, product, and design teams to create a world-class product experience and guide feature direction.
• Drive engineering quality and contribute to a high-performance, autonomous culture.

Requirements