Demo

Founding Engineer

Weekday AI (YC W21)
New York, NY Full Time
POSTED ON 12/20/2025
AVAILABLE BEFORE 2/18/2026
This role is for one of the Weekday's clients

Salary range: $170K - $220K

Min Experience: 3 years

JobType: full-time

In this role, you will collaborate directly with the founding team, contribute to strategic decisions, and have end-to-end ownership of technical execution. You will help us solve complex challenges, ship features quickly, and ensure a seamless user experience, all while laying down scalable and sustainable systems for the future.

Requirements

Key Responsibilities

  • Product Development: Design, develop, and deploy core features across the full stack to deliver high-quality user experiences.
  • Architecture & Scalability: Build scalable systems and infrastructure that can grow with the product and support future business needs.
  • End-to-End Ownership: Take complete ownership of features from ideation, design, implementation, testing, deployment, and maintenance.
  • Collaboration with Founders: Work closely with the founding team to align on product vision, technical priorities, and company objectives.
  • Innovation & Problem-Solving: Identify bottlenecks, propose innovative solutions, and implement best practices in engineering.
  • Culture Building: Set the tone for engineering excellence, mentor future team members, and contribute to a culture of collaboration, agility, and accountability.
  • Agility & Experimentation: Quickly build and test prototypes, experiment with new technologies, and iterate rapidly based on feedback.
  • DevOps & Deployment: Manage cloud infrastructure, CI/CD pipelines, and ensure reliability, security, and performance of systems.

Skills & Qualifications

  • Experience: 3-6 years of hands-on software engineering experience, ideally in fast-growing product-based startups.
  • Technical Skills:
    • Strong proficiency in at least one backend language (e.g., Go, Java, Python, Node.js).
    • Experience with frontend frameworks (React.js, Next.js, Angular, or similar).
    • Solid understanding of databases (SQL & NoSQL) and data modeling.
    • Exposure to DevOps practices, CI/CD, containerization (Docker, Kubernetes).
    • Familiarity with cloud platforms (AWS, GCP, or Azure).
  • Engineering Practices: Strong fundamentals in system design, algorithms, and problem-solving.
  • Startup Mindset: Comfortable wearing multiple hats, working with ambiguity, and contributing beyond code when needed.
  • Soft Skills: Excellent communication, ability to work independently, and strong collaboration skills with non-technical stakeholders.

Salary : $170,000 - $220,000

If your compensation planning software is too rigid to deploy winning incentive strategies, it’s time to find an adaptable solution. Compensation Planning
Enhance your organization's compensation strategy with salary data sets that HR and team managers can use to pay your staff right. Surveys & Data Sets

What is the career path for a Founding Engineer?

Sign up to receive alerts about other jobs on the Founding Engineer career path by checking the boxes next to the positions that interest you.
Income Estimation: 
$85,996 - $102,718
Income Estimation: 
$111,859 - $131,446
Income Estimation: 
$110,457 - $133,106
Income Estimation: 
$105,809 - $128,724
Income Estimation: 
$122,763 - $145,698
Income Estimation: 
$137,568 - $176,908
Income Estimation: 
$158,960 - $205,707
Income Estimation: 
$71,493 - $96,419
Income Estimation: 
$92,369 - $122,605
Income Estimation: 
$92,369 - $122,605
Income Estimation: 
$117,024 - $149,811
Income Estimation: 
$117,024 - $149,811
Income Estimation: 
$137,568 - $176,908
View Core, Job Family, and Industry Job Skills and Competency Data for more than 15,000 Job Titles Skills Library

Job openings at Weekday AI (YC W21)

  • Weekday AI (YC W21) Mountain View, CA
  • This role is for one of the Weekday's clients Company name: Enrich Labs JobType: full-time About Enrich Labs At Enrich Labs , we envision AI-human hybrid t... more
  • 5 Days Ago

  • Weekday AI (YC W21) Boston, MA
  • This role is for one of our clients - JD Requirements We're seeking driven and growth-oriented professionals to join our Sales and Business Development tea... more
  • 9 Days Ago

  • Weekday AI (YC W21) York, NY
  • This role is for one of the Weekday's clients - JD Requirements We're building a high-performing Sales and Business Development team in New York to help co... more
  • 9 Days Ago


Not the job you're looking for? Here are some other Founding Engineer jobs in the New York, NY area that may be a better fit.

  • SLR Search York, NY
  • Build the foundational AI dispatching systems for the home services industry at an elite proving ground designed for future founders.Founding Full Stack En... more
  • 1 Month Ago

  • Atlog (YC X25) York, NY
  • About Atlog Atlog builds compliance-first Voice AI for regulated industries. Our platform powers outbound and inbound communications for rent-to-own, autom... more
  • 17 Days Ago

AI Assistant is available now!

Feel free to start your new journey!