Founding Engineer

New Yesterday

This role is for one of the Weekday's clients
Salary range: $150000 to $230000 a year Experience: 6+ YoE
We're building the future of maps - reimagining them as platforms for discovery, personalization, connection, and real-time exploration . Imagine crafting rich experiences powered by AI, real-time data, video, spatial UI, and intelligent agents - this is your moment to help build a product that everyone you know can use and love.
We're assembling a world-class team to solve some of the hardest and most exciting technical challenges out there - and we want you on board.
Requirements Who We're Looking For
As a Founding Engineer , you'll have ownership over the core features and systems that define our product. You'll work end-to-end - from concept to deployment - across web, mobile, backend, and data infrastructure.
You might focus more on Application (Full-stack) engineering, Backend/Data systems, or a blend of both, but you're excited to wear multiple hats.
Full-stack / Application Engineering
You'll design and build cutting-edge, map-based user experiences for mobile and web.
You should have experience with: TypeScript and React (web) and/or Swift (iOS), Kotlin / Java (Android) Building delightful, performant UIs Working across the stack in a TypeScript backend environment to deliver complete features Backend & Data Engineering
You'll power the intelligence behind our product - from search to real-time pipelines to AI-driven agents.
You should have experience with: Python and/or TypeScript Data pipelines, backend systems, and distributed architectures Building AI-powered agents or integrating with LLMs Handling large-scale data and high-throughput systems Bonus: Experience with Elasticsearch or similar search technologies Why Join Us Massive Impact : We're tackling one of the most widely used product categories in the world, with the goal of redefining how people connect with each other and the world around them. Elite Support : Backed by top-tier investors and seasoned operators who have built category-defining products. Proven Founders : Leadership with a track record of scaling massive consumer platforms. Culture of Creativity : Everyone ships. Ideas flow freely, and the best ones go live fast. In-person, high-energy environment : We believe speed and creativity come from being in the same room. World-class team & vibes : Work with exceptional people who are both brilliant and humble. The Role Build core product features that millions will use daily Work on complex, high-impact problems from concept to launch - whether it's a real-time mapping layer, intelligent agent systems, or distributed search infrastructure Collaborate directly with founders on product direction and technical architecture Shape the engineering culture, processes, and technology stack from day one Thrive in a fast-paced, hands-on environment where ownership is the default
Location:
San Francisco, CA, United States
Category:
Architecture And Engineering Occupations