Senior Full-Stack Software Engineer 100% Remote | Must have at least 4 hours of overlap with US Eastern Time (EST) About Ascen Ascen (ascen.com) is a Y Combinator-funded back-office platform built exclusively for staffing companies.
We empower staffing firms to focus on their clients and candidates by providing a robust suite of back-office services—including contractor onboarding, timesheets, payroll, invoicing, funding, and employer of record—within a sleek, white-label, all-in-one platform.
We're profitable, experiencing rapid growth, and backed by leading investors, including Y Combinator.
Now, we're seeking an experienced Senior Full-Stack Software Engineer to join our remote team and help drive our next phase of innovation.
Role Overview In this role, you will be a crucial contributor to our platform, designing and implementing features across the tech stack, optimizing performance, and ensuring the highest security standards.
You'll have a chance to build impactful solutions that streamline staffing operations for our clients.
Ideal Qualifications 7+ years of experience in Python.
7+ years of experience building web applications (FastAPI, Django, or Flask).
2+ years of experience with JavaScript frameworks (React or Vue).
Comfortable independently developing full-stack features, from backend to frontend.
Extensive knowledge of cybersecurity best practices.
Experience with payments or fintech is preferred.
Must be able to work with at least 4 hours of overlap with US Eastern Time (EST) .
Interview Process Introductory Call – 15-30 minutes Meet with a member of our team for a brief conversation about your background and the role.
Technical Deep Dive – 45-60 minutes Walk us through a feature or project you've built, focusing on code review, design decisions, improvements, and lessons learned.
This is an opportunity to showcase your technical expertise and problem-solving approach.