Senior Software Engineer (AI Workflow Platform)

Full-time | Hybrid

Location: New York, NY

We are an innovative AI company on a mission to create "Superhumans" by pairing every person with an AI teammate. Our platform transforms complex business workflows across the distribution economy (e.g., quoting, claims, backlogs) into codifiable, self-running processes. We are seeking a Senior Software Engineer to be a technical leader in developing our core AI workflow platform.

This is a key leadership role where you will drive the platform's technical direction, quality standards, and feature development. You must be comfortable bridging technical implementation with strategic business and client needs.

What you will be doing:

Senior Software Engineer (Full Stack, Functional)

Full-time

Remote (US/NY Overlap Required)

We are an early-stage company building a comprehensive online community platform from first principles. We are looking for a highly autonomous Senior Software Engineer to be a foundational member of our engineering team, contributing significantly to product direction and building scalable systems.

As a Senior Software Engineer, you'll be a generalist responsible for the entire feature lifecycle, from scoping and architecture to production deployment and scaling. You will primarily work with TypeScript and functional programming patterns to create high-quality, maintainable code.

What you'll do:

Senior Software Engineer (Foundational Team)

Full-time | On-site

Location: Williamsburg, Brooklyn, NYC

We are a high-growth, AI-native platform redefining the infrastructure for the $600B digital advertising ecosystem. We seamlessly connect brands and creators, enabling performant, scalable, and authentic marketing through true word-of-mouth at scale. We are seeking a Senior Software Engineer to join us as a foundational member of the engineering team.

You will work directly with our founders to design, build, and launch new product features across the full stack. This role offers significant ownership and the opportunity to tackle complex, impactful engineering problems in a high-performance environment.

What You Will Do:

Senior Full Stack Engineer (Backend Focus)

Full-time | Remote

Salary: $150,000

We are a technology platform on a mission to eliminate communication barriers by connecting users to live, qualified interpreters across hundreds of languages in seconds. We are seeking an experienced Senior Full Stack Engineer with a strong backend focus to architect and scale our core platform services.

As a Senior Full Stack Engineer, you will be primarily responsible for the backend architecture, reliability, and security of our large-scale, real-time platform. You will lead technical direction, solve complex distributed systems challenges, and drive engineering excellence.

What you'll do:

Senior AI Engineer (Product Focus)

Full-time | Remote

Location: USA

We are a technology company focused on empowering teams by combining cutting-edge software with expert insights. We are seeking a highly skilled Senior AI Engineer to play a key role in integrating and optimizing Large Language Models (LLMs) to deliver transformative value across our platform. This is a highly collaborative, product-focused role operating within a remote-first environment.

You will own the technical execution and continuous improvement of all LLM-powered features across our product suite. Your work will involve deeply integrating AI capabilities into our backend systems to enhance user experience and deliver intelligent capabilities.

What You'll Own:

Senior Full Stack Software Engineer

Full-time | On-site

Location: San Francisco, CA

We are a high-growth AI company building the future of a core business function through a real-time conversational AI platform. Our platform serves both consumer-facing (the user experience) and enterprise-grade (data aggregation and analysis) software. We are looking for a Senior Full Stack Software Engineer to be a founding, hands-on builder in a small, passionate team.

As a hands-on engineer, you will own the development of high-impact features across our entire stack—from optimizing latency for real-time video conversations to building robust enterprise data analysis tools and integrations.

Key Responsibilities:

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:

Founding Engineer, Full Stack (Product-Minded)

Full-time | On-site

Location: San Francisco

We are building a unified platform that streamlines the use of large language models (LLMs) to build and deploy applications at scale. We are seeking a Founding Full Stack Engineer to own the entire application layer, driving developer productivity by providing a single pane of glass for data collection, model evaluation, training, and deployment.

As a Founding Engineer, you will be a product-minded generalist responsible for the entire feature lifecycle. You'll primarily focus on the backend systems that interface with our core machine learning (ML) stack, ensuring a scalable and reliable platform for our customers.

What You'll Do:

Staff Software Engineer, Machine Learning (LLM Backend)

Location: Burlingame, CA (On-site, 4 days/week)

Employment Type: Full-time

Salary Range: $145K - $250K

We are a rapidly growing AI technology company transforming mission-critical processes in the healthcare industry. We are seeking a Staff Software Engineer to architect and scale the secure, reliable backend systems that power our advanced Large Language Model (LLM) applications. This role requires expertise at the intersection of applied AI, distributed systems, and security/compliance in a regulated domain.

You will be responsible for pushing LLMs beyond demos into mission-critical, cost-efficient, and secure production healthcare workflows. This is a technical leadership role driving the end-to-end delivery of core ML/LLM systems.

Key Responsibilities:

Founding Software Engineer (iOS)

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

Employment Type: Full-time

Salary Range: $200K - $240K

We are a well-funded, high-growth FinTech company revolutionizing business banking and cash management for consumer brands. We are seeking a Founding iOS Engineer to take complete ownership of our mobile experience. This is a critical role responsible for building and launching a high-performance application from the ground up, shaping how our customers interact with their core financial data daily.

You will be responsible for bringing our product to life on mobile, focusing intensely on speed, reliability, and delivering a delightful user experience (UX). You will be a key player in shaping the technical direction and engineering culture of the company.

What You’ll Do: