Frontend Deployed Engineer - API Tools & Developer Experience

Location: On site - Williamsburg, Brooklyn

Compensation: $170,000 – $230,000

We are a rapidly scaling software company, backed by top investors, enabling businesses to offer "Stripe-level" SDKs (client libraries) and documentation for their REST APIs. Our platform tackles the core pain points of APIs—untyped, unstandardized, and out-of-sync—by leveraging technology inspired by internal tooling at major tech firms. We are looking for an ambitious Frontend Deployed Engineer to help us scale from $1M to $10M ARR.

This is a high-impact, hands-on role at the intersection of engineering and customer success, ideal for engineers with entrepreneurial goals. You will work directly with CTOs, VPs of Engineering, and developers at fast-growing tech companies to solve their highest-priority problems, influence our product roadmap, and drive adoption.

What You’ll Do:

Founding Software Engineer - AI Evaluation & Data Infrastructure

Location: San Francisco

compensation: $150K - $240K

We are building the most complex infrastructure that powers frontier data creation for agentic and hard reasoning workflows, helping push the frontier of LLMs and AI Agents. We work with all 5 of the leading AI labs and are experiencing sharp hockey stick growth. We are seeking a Founding Software Engineer with end-to-end ownership to build the systems that power data and evaluation for the next generation of AI.

This is a dynamic, high-impact role that offers immense breadth of ownership over projects that push the frontier of AI evaluation. You will move fluidly across the entire stack, from research prototyping to distributed cloud infrastructure and user-facing analytics. You must be comfortable with constant context switching and relentless shipping in a talent-dense environment.

What You’ll Do:

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:

Founding Engineer - Full-Stack AI Compliance Platform

Location: On site - New York

Compensation: $200K - $250K

We are a rapidly growing AI and Security company that has already disrupted industry incumbents since launching in 2025. We are building the AI-native compliance platform that automates security and compliance (SOC 2, ISO, HIPAA, GDPR) using AI agents, turning months-long processes into days. We are looking for a Founding Engineer—a true builder ready to own features end-to-end and define the technical DNA of our product.

This is not a narrow role; we seek a full-stack builder who can execute across the entire product lifecycle. You will have deep ownership over critical, high-leverage projects, collaborating directly with the founders to move the business forward. Your code quality and product sense will set the standard for the entire engineering organization.

What You'll Do:

Forward Deployed Engineer (AI Platform)

Location: San Francisco, CA (On-site, 4-5 days/week)

Employment Type: Full-time

Salary Range: $120K - $180K

We are a rapidly growing, Series A-funded technology company (backed by top-tier VCs) providing an AI platform for building and deploying automated communication workers in the complex logistics and supply chain industry. We are looking for a versatile engineer with unstoppable energy and a relentless drive to maximize customer value.

This role requires a unique blend of strong technical skills (Python) and exceptional communication abilities. As a Forward Deployed Engineer, you will operate at the intersection of customer engineering and technical development, serving as the critical link between our AI platform and our enterprise customers.

Key Responsibilities:

Applied AI Engineer

Location: NYC (On-site, 5 days/week)

Employment Type: Full-time

Salary Range: $150K - $225K

We are a rapidly growing, well-funded technology company operating at the intersection of AI, Software Development, and the Healthcare/Life Sciences industry. We are building a foundational network and applying advanced AI techniques to revolutionize how new life-changing therapies reach patients. This is a demanding, high-autonomy role with end-to-end responsibility for driving measurable business impact. Visa sponsorship is available.

As an Applied AI Engineer, you will be responsible for leveraging LLMs and various Machine Learning techniques to solve critical business problems, automate complex processes, and create groundbreaking AI applications across our product suite. This role requires a deep understanding of the business domain to ensure your technical output directly drives user growth, operational efficiency, and revenue generation.

Key Responsibilities:

Engineering Manager (Player-Coach) - AI & Real-Time Data Platform

Location: On site - San Francisco or New York

We are an ambitious, high-growth AI and Media startup, redefining how organizations comprehend, summarize, and act on insights from real-time traditional and social media data (text, audio, and video). We are seeking a hands-on Engineering Manager to build, lead, and scale our engineering team, driving technical excellence and a high-velocity culture as we rapidly expand our enterprise-grade platform.

This is a critical player-coach role where you will blend technical leadership with hands-on contribution. You will set the technical direction for our stack, scale our infrastructure for enterprise customers, and build a high-performing team. Success requires a constant balance between shipping with urgency to meet customer demands and making sound architectural decisions to ensure long-term scalability and reliability.

What You Will Do:

VP of Solutions Engineering - Enterprise Blockchain Financial Infrastructure

Location: Remote - Must be in the European Union (remote-first, office optional). France or Paris or as close as possible, always preferred.

Compensation: $190K - $285K

Join a stellar team of leaders and experts building the backbone of blockchain wallet infrastructure for the next financial era. We are hiring a VP of Solutions Engineering to help financial institutions and enterprises adopt our platform with confidence and ease. This is a high-impact, strategic, and hands-on role where you will serve as the trusted technical advisor to CTOs, architects, and engineering teams at banks, fintechs, and enterprises.

You will sit at the intersection of engineering and customer success, equally comfortable whiteboarding ideas, writing code examples, and jumping on calls to assist customers. Your role is to architect complex integrations, guide clients through secure deployment, and drive successful, scaled adoption by pairing deep technical expertise with executive-level communication skills.

Responsibilities:

🔗 Senior EVM & Web3 Engineer - Enterprise Distributed Ledger

Location: Remote - US - Open to Europe if happy to overlap with EST

Compensation: Competitive

We are a fast-growing software company dedicated to supporting and servicing an open source, proof-of-stake platform that is EVM-compatible. This network is specifically built to meet the needs of enterprise and Web3 applications, prioritizing speed, security, and stability. We are seeking a seasoned Smart Contract Engineer to join our team, focusing on developing both the core Java services and the Web3 APIs (JS/TS) that process transactions across our network.

You will be a high-impact, hands-on programmer, spending approximately 80% of your time designing, coding, and testing. Your primary focus will be enhancing EVM compatibility and improving the developer experience (DevEx) for users migrating from other EVM chains. This includes both low-level transaction processing in Java and high-level API development for public consumption.

Key Responsibilities:

Senior Frontend Engineer - Wallets-as-a-Service Platform

Location: Remote - Location: US or EU (remote-first, office optional). Ideally based in EST or as close to France or Paris is always the major preference.

Compensation: $160K - $220K

We are hiring an engineer to drive the user-facing side of our platform, building the backbone of blockchain wallet infrastructure for the next financial era. This is a high-impact role requiring deep expertise in modern frameworks, cross-platform development, and strong UX instincts. We need a rigorous builder who can translate complex requirements into fast, intuitive, and trustworthy financial tools.

This is not a narrow frontend role; you will move fluidly between polished user experiences and the developer tools that make them possible. You will own features end-to-end, delivering business-grade software that makes complex financial workflows effortless for developers, administrators, and end-users. Speed and security must be balanced with clean architecture and reliable performance.

Responsibilities: