Founding Engineer - AI Data Cleaning & Financial Infrastructure

Location: On site - New York

Compensation: $150,000 – $250,000

We are a high-growth, YC-backed company building the clean data layer for everyone, starting with financial firms. Our platform solves complex data cleaning challenges, delivering accurate, refined data via a simple API that integrates effortlessly into existing ELT pipelines, combining the best of AI and expert human review. We are seeking a Founding Engineer to design, build, and scale our core AI-powered data systems.

This is an unparalleled opportunity to join an early team and drive both the product strategy and the technical direction of the company. You will have immense impact and ownership, working across the entire stack to create a reliable and accurate data platform. You must be a strong engineer excited to work at the intersection of production software and frontier AI/LLM technologies.

What You’ll Do:

This role ensures the success, growth, and optimization of a digital commerce platforms by driving product strategy, execution, and continuous improvement. It connects cross-functional teams — business, technology, operations, and marketing — to deliver seamless customer and partner experiences while achieving commercial and operational goals.

Key Accountabilities & Decision Ownership

• Product Strategy & Roadmap – Define and prioritize product initiatives aligned with business objectives.
• Execution & Delivery – Lead agile squads and oversee full product lifecycles from ideation to launch.
• Analytics & Business Insights – Use data and KPIs to inform product priorities and performance improvements.
• Cross-Functional Collaboration – Align with engineering, marketing, design, and operations teams.
• Platform Ownership & Innovation – Ensure platform reliability, scalability, and customer satisfaction.
• Campaigns & Growth Initiatives – Drive digital growth through experimentation and user acquisition strategies.

Core Competencies

(Proficiency Levels Required: Advanced unless otherwise stated)

Senior Fullstack Engineer - Web3 User Acquisition Platform

Location: Remote - US (EST Preferred)

Compensation: $150K - $200K

We are a leading web3 user acquisition platform that has powered user onboarding for over 500 protocols since 2021, facilitating over 500 million transactions and serving over 3 million users across 40+ chains. Our platform, which includes gamified activations and unique on-chain credentials, is infrastructure for major players across DeFi, gaming, AI, and NFT ecosystems. Backed by $21M in total funding, we are seeking a highly experienced Senior Fullstack Engineer to own end-to-end feature delivery across our core platform and new initiatives.

In this high-impact role, you will take full ownership of major product features from conception through deployment. You will be instrumental in driving architectural decisions for both frontend and backend systems, ensuring performance and scalability across our complex, multi-chain platform. You will collaborate directly with the Head of Product and Founders to shape product strategy, establish best practices, and mentor other engineers.

Key Responsibilities:

Software Engineer (Backend/AI)

Location: San Francisco, CA (100% On-site)

Compensation: $140,000 - $300,000 (Base Salary) + Significant Equity

We are a rapidly growing AI company that helps AI teams ingest real-world enterprise data with state-of-the-art accuracy. Our platform trains vision models and integrates LLMs to read unstructured documents (like PDFs and spreadsheets), enabling customers to build products and automate processes at scale. With rapid 7x YOY revenue growth and over $100M in funding, we are seeking a highly skilled Backend/AI Engineer to work on our core document processing API.

This is a high-agency, full-development-lifecycle role where you will build and optimize the core infrastructure that makes state-of-the-art document understanding accessible at scale for hundreds of companies, from startups to large enterprises.

The core work will include:

Staff Data Scientist

Location: San Francisco, CA (100% On-site)

Compensation: $200,000 - $300,000 (Base Salary) + Equity

We are a high-growth, well-funded AI company building the most advanced conversational AI agents for the enterprise, serving customers like Duolingo, Notion, and Rippling. We are seeking a Staff Data Scientist to bring deep technical rigor, advanced statistical methods, and analytical frameworks to our product and business strategy. This role requires a blend of strong analytical expertise, product acumen, and the ability to influence strategic decision-making at the highest levels.

As a Staff Data Scientist, you will be the primary driver of data-driven decision-making and the experimentation culture across the entire company. Your work will directly inform product strategy and company performance.

In this role, you will:

Frontend Deployed Engineer

Location: Williamsburg, Brooklyn, NY (100% On-site)

Compensation: $170,000 - $230,000 (Base Salary) + Equity

We are a high-growth, venture-backed startup solving a core pain point for software companies: making APIs easy to use and well-documented. Our product is inspired by internal tooling seen at industry leaders, enabling businesses to offer "Stripe-level" SDKs (client libraries) and Docs for their REST APIs. We are seeking an ambitious Frontend Deployed Engineer to partner directly with our fast-growing tech customers, helping us scale the company from $1M to $10M ARR.

This is a high-impact role at the critical intersection of engineering and customer success, ideal for individuals with entrepreneurial goals. You'll be the primary technical face to our customers, driving both product solutions and our strategic roadmap.

In this role, you will:

Founding Engineer

Location: New York City, NY (100% On-site)

Compensation: $150,000 - $250,000 (Base Salary) + Significant Early-Stage Equity

We are an early-stage, YC-backed company building the future clean data layer for the internet, starting with financial firms. Our platform solves complex data cleaning, extraction, and validation problems by combining advanced AI (LLMs) with expert human review via a simple API. We're looking for a highly capable and driven Founding Engineer to join us and help build the core of our platform from the ground up. This role offers an opportunity for the right candidate to grow into a CTO-level position.

As a Founding Engineer, you will take ownership of critical systems that drive our product, working across the entire stack. You will directly influence our product strategy and technical direction, experiencing the full arc of building a successful startup.

What you'll do:

About the Role

FlatGigs is hiring on behalf of a fast-growing fintech innovator that’s reimagining digital experiences in the mobility and financial technology space.
We’re looking for a Product Designer who can translate complex business needs into simple, elegant, and delightful user experiences.

This role is ideal for a designer who thrives in fast-paced environments, understands product strategy, and enjoys designing for both B2B and B2C audiences. You’ll collaborate closely with Product, Engineering, and Marketing teams to shape intuitive user journeys and help define the visual identity of a high-impact digital product.

Key Responsibilities

• Lead end-to-end design of digital products — from research to wireframes, prototypes, and final UI.
• Partner with cross-functional teams to define product goals and user flows.
• Translate technical and financial concepts into accessible, human-centered experiences.
• Conduct user research and usability testing to validate ideas and iterate rapidly.
• Develop and maintain a scalable design system and component library.
• Ensure design consistency across platforms (web, mobile, dashboard).
• Collaborate with engineers to ensure high-quality implementation and design fidelity.

Requirements

Location: NYC (SoHo)

Employment Type: Full-time

On-site: 5 days/week in-person

About the Role

Our client is at the forefront of integrating artificial intelligence into enterprise operations, reshaping how humans and machines collaborate. Their flagship products are Olympus (an AI-native analytics platform) and Athena (an artificial employee/AI agent).

As a Forward Deployed Engineer (FDE), you'll operate at the intersection of cutting-edge AI technology and real-world enterprise challenges. This role is the cornerstone of their product strategy, as you will be the first engineer to implement a new product feature in close collaboration with a single customer ("engineering at the edge"). You will gain unique insights into vital global institutions and industries.

Core Responsibilities

Location: New York City (Flatiron) Employment Type: Full-time On-site: In-person in NYC

About the Role

Our client, an AI company building a collaborative workspace for biopharma's commercial and clinical teams, is seeking a Head of Engineering to join them at the founding executive level. This is a high-leverage role where you will be responsible for setting the technical vision, driving the product roadmap, and building a world-class engineering team and culture from the ground up.

You will be the "cross-functional glue," aligning engineering, product, and business goals to ensure both rapid short-term traction and long-term vision.

What You'll Do