Founding Full Stack Engineer at twenty80.io
About the role
Job Description Job Description About the Role An early-stage startup is hiring a Founding Full Stack Engineer to help build its product from the ground up. This role will work closely with the founding team to design, develop, and ship the initial versions of the platform while laying the technical foundation for future growth. This position offers high ownership, broad responsibility across the stack, and direct impact on product direction, architecture, and engineering culture. What You’ll D…
Interview process at twenty80.io
General interview process (this company's specific loop isn't published - reach out if you have insider info).
- Recruiter phone screen - typically 20-40 min
- Technical screen - 1 coding problem or take-home; format varies by company
- Onsite / virtual loop - typically 4-6 rounds over 2-3 weeks; exact split of coding, systems design, and behavioral varies by role and location
Platforms used: unknown — MiPrep tested compatible with major platforms
How to prepare
MiPrep helps you rehearse the specific cadence and question types twenty80.io interviewers score on. Upload your resume and this job description; MiPrep generates a rehearsed answer set in your voice from your own projects.