Founding Full Stack Software Engineer (Senior/Staff) - VC Backed Startups

SignalFire
New York, NY

Join SignalFire’s Talent Network for Founding Full Stack Software Engineer Roles at VC-Backed Startups

At SignalFire , we partner with top early-stage startups that are shaping the future of technology. Our portfolio spans 200+ innovative companies across AI, cybersecurity, healthtech, fintech, developer tools, and enterprise SaaS.

We’re looking to connect with exceptional Full Stack Engineers who are excited about joining high-growth startups as founding team members . By joining SignalFire’s Talent Network, your profile will be shared with our portfolio companies, giving you visibility into exclusive early-stage opportunities that may not be publicly listed.

💡 This is not an application for a specific job. Instead, this is a way to get on the radar of VC-backed startups that are actively hiring AI/ML talent. If you have any questions, please direct inquiries to [email protected].

Who Should Join?

We’re looking for engineers who are:
✔ Passionate about building and scaling software products from the ground up
✔ Excited about joining early-stage startups and working directly with founders
✔ Interested in taking ownership of full stack development, technical strategy, and architecture

Typical Roles & Responsibilities

  • Design, build, and maintain full stack applications , from intuitive front-end interfaces to scalable back-end systems

  • Develop APIs, microservices, and cloud-based architectures to power innovative products

  • Collaborate closely with founders to define technical strategy and align it with business goals

  • Contribute to the technical roadmap , ensuring scalability, reliability, and performance

  • Write clean, efficient, and well-documented code across the stack

  • Help shape the engineering culture, establishing best practices for software development

Common Qualifications

While each startup has its own hiring criteria, many founding software engineering roles in our network look for:

  • 3+ years of experience as a full stack or back-end engineer, with a track record of shipping high-quality products

  • Proficiency with modern front-end frameworks (e.g., React, Angular, Vue.js) and back-end frameworks (e.g., Node.js, Django, Flask, Ruby on Rails)

  • Strong understanding of cloud platforms (AWS, GCP, Azure) and containerization tools (Docker, Kubernetes)

  • Experience with relational databases (PostgreSQL, MySQL) and NoSQL databases (MongoDB, DynamoDB)

  • Familiarity with CI/CD pipelines and infrastructure-as-code tools

  • Proficiency in common programming languages such as JavaScript, Python, Java, Ruby, Go, or TypeScript

  • Experience in early-stage startups or lean teams is a plus

💡 Technologies You Might Work With:

  • Languages & Frameworks: JavaScript, TypeScript, Python, Ruby, Golang, Java, React, Angular, Vue.js, Svelte, Node.js, Django, Flask, Ruby on Rails, FastAPI

  • Databases: PostgreSQL, MySQL, MongoDB, DynamoDB, Redis

  • Cloud & DevOps: AWS (Lambda, EC2, S3, RDS), GCP (App Engine, Firestore), Azure, Docker, Kubernetes, Terraform, Jenkins, GitHub Actions

  • Other Tools: GraphQL, REST APIs, WebSockets, Elasticsearch

What Happens Next?

  1. Submit your application to join SignalFire’s Talent Ecosystem.

  2. We review applications on an ongoing basis to identify strong candidates.

  3. If there’s a match, a SignalFire talent partner or a leader from one of our startups may reach out directly.

  4. No match yet? We’ll keep your profile on file for future full stack software engineering roles in our portfolio.

Posted 2025-11-07

Recommended Jobs

Desktop tech support

Lensa
New York, NY

Lensa is a career site that helps job seekers find great jobs in the US. We are not a staffing firm or agency. Lensa does not hire directly for these jobs, but promotes jobs on LinkedIn on behalf of …

View Details
Posted 2025-11-06

Distribution Supervisor

E. Friedman Associates, Inc.
Montebello, NY

Distribution Supervisor Job Description The Distribution Supervisor at CKitchen will undergo a comprehensive training program that will introduce them to all aspects of the day-to-day operations, fr…

View Details
Posted 2025-08-06

Software Engineer - Java

GTN Technical Staffing
New York, NY

Software Engineer - Java HIGHLIGHTS Location: New York, NY / San Francisco, CA (Hybrid)  Position Type:  Contract  Hourly / Salary:   BOE Overall Purpose: Develops, documents,…

View Details
Posted 2025-10-22

Digital content producer

Digital Media Management
New York, NY

Please note that DMM will only contact you using email addresses that end in .com. We have been made aware that someone may be using aliases such as [email protected] to contact indi…

View Details
Posted 2025-10-27

Junior graphic designer

C&G Partners
New York, NY

Are you a graphic designer looking to learn and grow? Do you want to make a difference, helping clients who benefit humanity? Do you want to make award-winning designs while you’re at it?…

View Details
Posted 2025-11-06

Biologist / trainee

New York State Department of Civil Service
Watertown, NY

NY HELP Yes Agency Environmental Conservation, Department of Title Biologist 1 / Trainee 1 / 2 (Ecology) - NY HELPS Occupational Category I.T. Engineering, Sciences Salary Grade …

View Details
Posted 2025-11-06

Senior physical security administrator

MasterCard
Harrison, NY

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we’re helping build a sustainable economy where everyone can…

View Details
Posted 2025-10-30

Site Reliability Engineer

Radar
New York, NY

About the role We're looking for Site Reliability Engineers to work on our production infrastructure. Radar is a high-throughput, data intensive application handling 1 billion+ API calls per day. …

View Details
Posted 2025-09-22

Captain

OOTOYA Chelsea
New York, NY

Pay: $35.00 - $55.00 per hour (with tips) A Japanese restaurant, Ootoya is looking for experienced head servers/Captains to join our team. Organized, detail oriented, hospitality professionals ar…

View Details
Posted 2025-10-31

Machine Learning Engineer

Accrete-ai
New York, NY

Office Location: Lower Manhattan, NY - Hybrid About Accrete: Accrete AI is a dynamic and innovative company focused on transforming the future of artificial intelligence. We specialize in c…

View Details
Posted 2025-09-22