Senior Software Engineer (Backend / Full Stack)

Software Engineer (Backend / Full Stack)

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Early-Stage AI Startup | New York City, NY | Onsite

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Compensation: $170,000–$200,000 Base + Equity

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Company Stage: Seed

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Employment Type: Full-Time

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Want to Help Build the Future of AI? Ready to Put in the Work?

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This isn't your typical 9-to-5 engineering role.

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We're partnering with an ambitious AI startup looking for engineers ready to go all in. If you want to build something from the ground up, work alongside driven founders, and make a real impact, this could be for you.

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The team works onsite in NYC six days per week. It's an intense, high-commitment environment for engineers who thrive on moving fast, solving hard problems, and taking ownership.

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About the Company

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We're partnering with a fast-growing AI startup building technology that helps businesses improve their visibility across AI-powered search platforms.

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The company combines proprietary software, data analytics, and AI automation to help enterprise customers increase visibility, traffic, and revenue.

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Founded in 2025, the business has already secured major enterprise customers and demonstrated strong early traction. With approximately 15 employees and significant financial runway, it's entering an exciting growth phase.

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The Opportunity

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The company is hiring Backend and Full Stack Software Engineers to join its growing engineering team.

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You'll work directly with founders to build and scale the core platform, with significant ownership over architecture, development, and technical decisions.

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The role is backend-focused, with exposure to infrastructure, databases, full-stack development, and AI-powered systems.

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What You'll Do

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• Build and scale backend systems, APIs, and infrastructure.
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• Own complex engineering projects from architecture through production.
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• Design reliable databases and optimize system performance.
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• Develop AI agents, LLM integrations, and automated workflows.
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• Collaborate with founders on product and technical decisions.
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• Help shape the engineering foundation of a growing startup.
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What We're Looking For

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• Approximately 3–5 years of software engineering experience.
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• Strong backend or backend-leaning full-stack engineering skills.
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• Experience building and shipping complex production applications.
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• Solid system design, API, and database fundamentals.
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• Ability to own projects end-to-end and solve ambiguous problems.
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• Comfortable in a fast-paced, high-intensity startup environment.
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• Willingness to work onsite in NYC six days per week.
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Nice to Have

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• Experience at a Seed to Series B startup.
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• Zero-to-one product development experience.
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• TypeScript proficiency.
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• Experience with AI agents, LLMs, or production AI applications.
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Tech Stack

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The team primarily uses TypeScript, with work spanning backend infrastructure, databases, APIs, and AI-powered systems.

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Hiring is language-agnostic, with strong engineering fundamentals valued over specific technologies.

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Why Join?

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• Emerging AI market: Help shape how businesses are discovered through AI search.
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• Early ownership: Influence architecture, product direction, and technical decisions.
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• Strong traction: Established enterprise customers and significant financial runway.
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• Hands-on AI exposure: Build production AI agents and LLM applications.
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• Founder collaboration: Work directly with leadership in a small engineering team.
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• High impact: Build complex systems and see your work make a difference.
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Compensation & Benefits

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• Base Salary: $170,000–$200,000 + equity
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• Health insurance
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• Company-provided dinners, snacks, and drinks
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Location & Working Environment

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Fully onsite in NYC, six days per week.

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The current schedule includes long days Monday–Thursday, a standard Friday, and a half-day Sunday. Saturday is off.

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This is an intensive, highly collaborative environment suited to engineers excited by early-stage ownership and ambitious company-building.

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About People in AI

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People in AI is a specialist recruitment firm connecting exceptional technical talent with innovative companies building the future of AI. We partner with startups and established organizations to build world-class engineering, machine learning, and AI teams.