Day One Partners ยท 9 hours ago
Senior Software Engineer (Backed by $6.8M in VC funding)
New York, NY
Full-time
Onsite
Senior Level
5+ years expDay One Partners is a search firm that partners with venture capital firms to help build high-growth startups. They are seeking a Senior Software Engineer to help architect and scale new product categories for a venture-backed AI startup in the legal-tech space. The role involves building high-performance web applications and collaborating with a team to shape foundational technology with real-world impact.
Staffing & Recruiting
Hiring Manager
Celine Chan
Responsibilities
Architect and ship full-stack features end-to-end
Build high-performance, scalable web apps using React, TypeScript, and Node.js
Own core infrastructure decisions and ensure speed, security, and reliability
Collaborate with founders and users to define product direction
Document systems clearly and lead technical projects from concept to release
Help scale the team! Your voice matters in hiring and culture shaping
Qualification
Required
5+ years of experience building production-ready software
Strong CS fundamentals, ideally with a degree from a top-tier program
Proficiency across the stack: frontend, backend, and cloud infrastructure
Hands-on experience with React, TypeScript, Node.js
Comfortable navigating trade-offs between speed, scale, and user experience
Bias toward ownership, impact, and learning fast
Preferred
Experience with Go
Experience with Rust
Experience with UI/UX design
Experience with distributed systems
Company
Day One Partners
Like the startups we partner with, we're fresh, innovative, and poised for high growth.
11-50 employees
Funding
Current Stage
Early StageCompany data provided by crunchbase