Senior Fullstack Engineer

Recruiting from Scratch; San Francisco (CA); On-site; USD 150,000 - 250,000; Full time

Job summary

An innovative talent firm is seeking a dynamic Full-Stack Software Engineer to join a hypergrowth AI startup. This exciting role involves architecting and building cutting-edge workflows and features in a fast-paced environment. The ideal candidate will thrive in a culture of ownership and initiative, contributing to technical decisions and driving continuous improvement. With a competitive salary and equity package, this opportunity offers the chance to work alongside top-tier engineers and shape the future of AI-powered solutions. If you're ready to make a significant impact, this position is perfect for you.

Benefits

Full health benefits: medical, dental, and vision

Daily lunch, dinner, and snacks at the office

Visa sponsorship (H1B transfer & TN supported)

Real product ownership

Qualifications

• 4+ years experience as a full-stack engineer.
• Strong command of TypeScript and experience with React, Next.js, Node.js.

Responsibilities

• Architect and build new full-stack workflows and features end-to-end.
• Collaborate with product, go-to-market, and applied research teams.

Skills

TypeScript

React

Next.js

Node.js

Python

Twilio

AWS

Job description

Recruiting from Scratch provided pay range

This range is provided by Recruiting from Scratch. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more.

Base pay range

$150,000.00/yr - $250,000.00/yr

Direct message the job poster from Recruiting from Scratch

Senior Technical Recruiter at Recruiting from Scratch

Who is Recruiting from Scratch:

Recruiting from Scratch is a talent firm that focuses on placing the best candidate for our clients.

Title: Full-Stack Software Engineer

• Company Stage of Funding: Series B
• Office Type: Onsite, 5 Days a Week
• Salary: $150K – $250K + Competitive Equity Package

Company Description

Our client is a hypergrowth AI startup that’s pioneering the future of digital labor. Backed by over $75M in funding, they’ve rapidly become a category-defining leader in AI-powered autonomous agents. Their mission is to build fully autonomous digital workers that deliver real business value from day one. With early wins across sales and customer-facing workflows, they've already captured attention from major companies and investors alike.

This startup thrives on relentless execution, product ownership, and ultra-fast iteration. The engineering team is composed of ex-founders, former leaders at unicorn startups, and top-tier product thinkers. They are now looking for equally ambitious full-stack engineers to help build and scale their next generation of AI products.

What You Will Do

• Architect and build new full-stack workflows and features end-to-end
• Collaborate directly with product, go-to-market, and applied research teams
• Contribute to technical decisions and best practices across the engineering org
• Drive continuous improvement in performance, scalability, and reliability
• Own entire product experiences and ensure fast delivery cycles
• Solve ambiguous problems in high-velocity, high-ownership environments

Ideal Candidate Background

You’re not just an engineer—you’re a builder. You thrive in fast-moving environments where product ownership and initiative matter. You’ve either:

• Helped scale a hypergrowth startup
• Been a founding engineer or technical founder
• Built high-impact products used by real customers
• Delivered successful side projects or worked on emerging tech like AI

Minimum Qualifications:

• 4+ years of experience as a full-stack engineer or across both frontend/backend
• Strong command of TypeScript (required)
• Experience with React, Next.js, Node.js
• Willingness and ability to work onsite daily in San Francisco
• Proven ability to own and ship production-grade features independently
• Motivation to compress traditional dev cycles from weeks to days
• Ability to operate autonomously and fill knowledge gaps quickly

Preferred

• Experience in a high-growth environment (e.g., Series A/B startup, scale-up)
• Background as a founder or early technical hire
• Academic excellence or notable achievements in technical domains
• Experience working with AI technologies or applications
• Familiarity with backend systems in Python, Twilio, AWS, and CI/CD pipelines
• Demonstrated side projects, GitHub contributions, or startup hustle

Compensation, Benefits & Other Perks

• Competitive base salary ($150K–$250K) + equity
• Full health benefits: medical, dental, and vision
• Daily lunch, dinner, and snacks at the office
• Opportunity to work alongside entrepreneurial, high-caliber teammates
• Visa sponsorship (H1B transfer & TN supported)
• Real product ownership and the chance to define the trajectory of AI-powered work

Seniority level

• Seniority level

  Mid-Senior level

Employment type

• Employment type

  Full-time

Job function

• Job function

  Engineering and Product Management

• Industries

  Software Development

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Inferred from the description for this job

Medical insurance

Vision insurance

401(k)

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