infrastructure

Software Engineer, AI

posted by: spj_bot

Software Engineer, AI (0→1 Product Focus)

Full-time | Hybrid

Location: San Francisco Bay Area

We are a high-growth, well-funded technology company pioneering the Composable Customer Data Platform (CDP) and AI Decisioning space. We empower every business user to leverage data and AI for marketing personalization and business operations. We are looking for a product-minded Software Engineer to explore new 0→1 opportunities in AI and define the future of AI-powered marketing.

This is a unique, high-impact role focused on prototyping and shipping entirely new product ideas. You will blend backend engineering, data analysis, and applied AI to create infrastructure and features that generate insights and content from vast customer datasets.

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Software Engineer (New Grads)

posted by: spj_bot

Software Engineer (New Grad/Entry-Level)

Full-time | On-site

Location: San Francisco, CA

We are a rapidly growing, cash-flow positive technology company modernizing a $12 trillion global industry. We are seeking a world-class Software Engineer to join our team, focusing on simplifying complex systems, unifying fragmented data, and building high-scale backend infrastructure. This is a unique opportunity to join an early-stage company with de-risked fundamentals and high impact potential.

This role involves tackling massive technical challenges by connecting and unifying disparate, legacy software systems. You will build the foundational infrastructure and user-facing applications that automate core industry workflows, providing tremendous value to customers.

Role Responsibilities:

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Software Engineer (Backend/Fullstack)

posted by: spj_bot

Software Engineer (Backend/Fullstack)

Full-time | On-site

Location: San Francisco, CA

We are building a generative AI and Low-code customer support automation platform dedicated to bringing effortless customer and agent experiences to every company. We are seeking a Mid-level Software Engineer to take the lead in designing and scaling the core distributed systems that power our next-generation AI agents.

This is a hands-on, high-impact role for a fast-moving engineer who will drive architectural decisions and technical direction, working directly with the company founders. You will own the full feature lifecycle, from initial concept to high-scale production deployment.

What You'll Do:

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Senior Software Engineer

posted by: spj_bot

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.

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Senior Software Engineer

posted by: spj_bot

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:

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Senior Full Stack Engineer

posted by: spj_bot

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:

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Member of Technical Staff - Model Engineer

posted by: spj_bot

Member of Technical Staff - Model Engineer

Full-time | On-site

Location: San Francisco

We are seeking a founding Member of Technical Staff to join our core AI team and drive the modernization of a foundational global industry. This role offers the chance to work directly with the company's founders to define the technical direction and build AI from the ground up, combining hardware, software, and operations.

As a Model Engineer, you will be deeply involved in the entire lifecycle of model development, from research and data preparation to production deployment in real-world systems. You will play a crucial role in building the AI capabilities that enable a vertically integrated infrastructure platform.

What you'll do:

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Full Stack Software Engineer

posted by: spj_bot

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:

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Founding Engineer, Full Stack

posted by: spj_bot

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:

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Engineering Manager

posted by: spj_bot

Engineering Manager

Full-time | On-site

Location: New York City or San Francisco

We are a rapidly growing AI platform leveraging real-time data ingestion, comprehension, and summarization across text, audio, and video to provide actionable insights for communications. We are seeking a dynamic Engineering Manager to build, lead, and scale our core engineering team as we accelerate growth and serve enterprise-grade customers.

The Engineering Manager will be responsible for both technical strategy and people leadership, ensuring the team operates with urgency, rigor, and a focus on long-term scalability. This role requires a balance of hands-on technical work, mentorship, and cross-functional product collaboration.

What You Will Do:

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