Member of Technical Staff - Applied ML

Full-time | On-site

Location: New York, NY

We are a rapidly growing AI enterprise focused on equipping professionals with teams of AI agents to automate complex, real-world workflows. We are seeking a highly autonomous Applied ML Engineer to own end-to-end projects that bring intelligence into production. This role is for engineers who want to operate like both researchers and builders, focused on shipping reliable, continuously improving agentic systems.

As a key member of our Machine Learning team, you will act as the Responsible Party (RP) for mission-critical systems. You will have full autonomy to scope, build, experiment, and decide when your solution is ready to ship, focusing on clarity, deep instrumentation, and safe, reliable operation.

What you’ll be doing:

Full Stack Engineer (Founding Focus)

Full-time | On-site

Location: San Francisco, CA

We are a rapidly growing, founder-led AI platform transforming how key industries interact with critical government contract opportunities. We are seeking a highly motivated Full Stack Engineer to be the Founding Engineer responsible for building the core data pipeline and user-facing experience of our product. This role is ideal for an ambitious individual passionate about applying AI to solve mission-critical national security challenges.

This is a pivotal, high-impact role where you will own the end-to-end delivery of essential product features. You will be responsible for turning a massive volume of complex government data into actionable intelligence for our users.

Key Responsibilities:

Senior Fullstack Engineer (Founding AI Focus)

Location: New York City, NY (Hybrid, 3+ days/week on-site)

Employment Type: Full-time

Salary Range: $150K - $250K (Based on experience and quality)

We are a high-growth, mission-driven startup focused on delivering AI-powered solutions in the healthcare sector, specifically targeting a large, underserved patient population. Backed by top-tier VCs, this is a ground-floor opportunity for a high-impact engineer to join as a founding member and lead the technical architecture from inception to launch, with a clear path to engineering leadership.

We are seeking a Senior Fullstack Engineer with 4-10 years of experience to lead the design and launch of our AI-first product. You will work directly with the co-founders, owning major technical decisions and shaping the engineering culture. This role requires speed, autonomy, and a commitment to driving measurable, meaningful impact in a challenging healthcare domain.

Your Key Responsibilities:

Robotics Software Engineer - Scientific Physical AI Platform

Location: San Francisco

Compensation: $150,000 – $210,000

We are a mission-driven company using AI, robotics, and biology to accelerate life science research, with the ultimate goal of eradicating disease. We are building a Scientific Physical AI platform that helps scientists scale their lab work and generate orders of magnitude more data. We are looking for a Robotics Software Engineer to build highly robust and performant solutions that redefine laboratory automation.

You will be instrumental in bridging complex biological processes with physical automation. This role is deeply hands-on, focused on robust manipulation and control of laboratory equipment. You will be expected to work directly with scientists, translate their biological needs into engineering requirements, and deliver production-ready software solutions in a dynamic, high-stakes environment.

In this role, you will:

Millennium Health LLC is an accredited specialty laboratory with more than a decade of experience in medication monitoring and drug testing services, helping clinicians monitor use and misuse of prescription medications and illicit drugs. The testing is used by healthcare professionals to obtain objective information about patients’ recent use of prescription medications and/or illicit drugs and helps monitor the effectiveness of treatment plans.

Why Millennium Health?

• Excellent earning potential with a customer focus: Includes a competitive base salary, uncapped monthly commissions, vehicle stipend, and mileage reimbursement. Comprehensive benefits package including flex time-off plan!
• Work with a talented and passionate team: You’ll partner with our expert clinical team and laboratory to ensure best-in-class support, quality, performance, and accountability.
• Join us at an opportune time for growth and advancement: We're expanding rapidly and have an excellent trajectory. This means a great foundation and you’ll be joining at the perfect time to help contribute to our and your future success.

The Job:

Machine Learning Engineer - Recommendation Systems

Location: London (Office)

Compensation: $250K - $300K

We are a high-growth software development company and a team of elite builders, known for our contributions to one of the largest crypto social networks globally. Our pioneering platform allows anyone to create a coin in under one minute for free, establishing itself as the home for memecoin creation and trading on Solana. The platform has generated over $700 million in revenue and is focused on building the future of social crypto. We are seeking a Machine Learning Engineer to build and scale our core recommendation systems.

You will be responsible for designing, building, and deploying the machine learning systems that drive user discovery and engagement across our rapidly growing platform. This is a high-impact role requiring end-to-end ownership of critical features, ensuring our models scale effectively to handle significant real-time volume and user activity.

Key Responsibilities:

Senior/Lead Smart Contract Engineer - Decentralized Perpetuals Exchange

Location: Remote - US or EU if willing to overlap 6+ hours with ET

Compensation: $250K - $500K

We are building the backbone of global decentralized finance (DeFi), operating the largest perpetual exchange on Arbitrum and processing over $20 billion in cumulative trading volume. Our platform enables leveraged trading of real-world assets (RWAs)—commodities, forex, indices, and stocks—alongside crypto, bringing global markets on-chain with full self-custody. Backed by General Catalyst and Susquehanna International Group, we are a small team providing institutional-grade reliability for a protocol handling billions in volume.

We are seeking an exceptional Senior or Lead Smart Contract Engineer to help scale our protocol as we expand to hundreds of markets and billions in daily volume. You will work directly with our founding team (backgrounds from Harvard, Bridgewater, and BlackRock) to architect and implement critical protocol upgrades and new market mechanisms for the next generation of on-chain derivatives.

This is not a junior role. We need an expert who has built and maintained perpetual Decentralized Exchange (DEX) smart contracts in production at scale.

Key Responsibilities:

Millennium Health LLC is an accredited specialty laboratory with more than a decade of experience in medication monitoring and drug testing services, helping clinicians monitor use and misuse of prescription medications and illicit drugs. The testing is used by healthcare professionals to obtain objective information about patients’ recent use of prescription medications and/or illicit drugs and helps monitor the effectiveness of treatment plans.

*This is a field-based role that requires daily travel in the territory.

Why Millennium Health?

• Excellent earning potential with a customer focus: Includes a competitive base salary, uncapped monthly commissions, vehicle stipend, and mileage reimbursement. Comprehensive benefits package including flex time-off plan!
• Work with a talented and passionate team: You’ll partner with our expert clinical team and laboratory to ensure best-in-class support, quality, performance, and accountability.
• Join us at an opportune time for growth and advancement: We're expanding rapidly and have an excellent trajectory. This means a great foundation and you’ll be joining at the perfect time to help contribute to our and your future success.

The Job:

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:

Senior Full Stack Engineer (Founding Role)

Location: Hybrid in New York City, NY

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

We are a fast-growing, mission-driven mental health startup tackling a critical and underserved area: geriatric mental health care (the 65+ age group). Backed by top-tier VCs and healthcare founders, we've achieved extreme Product-Market Fit in a large, blue ocean market. We are seeking a Founding Full-Stack Engineer to lead our AI-powered full stack from architecture to launch, with a clear trajectory to an Engineering Leadership role.

This is a ground-floor opportunity that demands speed, autonomy, and technical excellence. You will work side-by-side with the co-founders, owning major technical decisions and shaping the engineering organization.

Your Key Responsibilities: