NYC Fullstack (Backend Leaning) Software Engineer
Affiniti
Software Engineering
USD 180k-260k / year + Equity
Posted on Nov 11, 2025
NYC Fullstack (Backend Leaning) Software Engineer
About This Role
Small businesses are America's backbone but lack the engineering talent that their larger, enterprise competitors take for granted. As a software engineer at Affiniti, you'll be the technological champion these businesses deserve, by creating solutions that unlock financial data and intelligence, automate work-flows, and co-pilot their decisions. Your expertise won't just be used to build software. It will empower the tens of millions of hard-working SMB owners across America.
$15,000 referral fee
About Affiniti, and who we look for:
LOCATION
NYC
JOB TYPE
Full-Time
Fully In Person (beautiful office - a full floor in Flatiron)
TOTAL COMPENSATION
$180K to $260K + Equity
EXPERIENCE
We are hiring for multiple engineers across 4-10+ years of experience
BENEFITS
Competitive Salary & Equity
Reimbursed Relocation To NYC (If Applicable)
Free Lunch and Dinner (In Person Only)
Paid Technology Equipment Set Up
Health, Dental, and Vision Insurance Fully Paid (50% Dependents Coverage)
Key Responsibilities
Engaging with customers / internal stakeholders to identify how we can solve SMB financial challenges through software, translate them into technical specifications, and ensure successful execution.
Be responsible for full software development lifecycle as we deliver on the product roadmap — design, development, testing, operating in production
Continuously refine our engineering processes, tools, and systems to scale the codebase, boost productivity, and grow the team.
Shaping our engineering culture!
That said, these responsibilities are just the beginning! We encourage you to be an owner and contribute wherever you observe opportunities to grow our business that align with your skills and interests.
Qualifications
Strong fluency in JavaScript / TypeScript, and Node.js / Express.
Experience at an early stage hypergrowth startup.
A hands-on engineer who turns ideas into results.
Can system architect end-to-end solutions for entire products.
Extensive experience designing schemas for SQL databases.
A high ownership, do what it takes mentality, that doesn’t see a job as “just a job”
It’s About Time Someone Revived The Backbone Economy
If you are interested, please email an application to aaron@affiniti.com and sahil@affiniti.com.