Sekai is building the TikTok for mini apps — an AI-driven consumer platform where people create, remix, share, and play interactive content instantly.

We are a Series A company backed by Khosla, a16z and Mayfield, with $30M raised to date. We are remote-first across all positions and are looking for ambitious, AI-native builders who want to help shape the next generation of consumer social products.

Download our app and give it a try!

Android: https://play.google.com/store/apps/details?id=chat.sekai.app&hl=en_US

IOS: https://apps.apple.com/us/app/sekai-create-remix-play/id6504506653

About the Role

We are looking for a product-centric engineer who cares deeply about user experience, moves fast, and uses AI as a core part of how they build.

This role is focused primarily on shipping new product features, while also owning production issues and fixing them quickly when they arise. You will work closely with Product and Engineering to build new user experiences, improve product quality, and iterate fast. The right person is highly AI-native, strong in ownership, and excited to build in a fast-moving startup environment.

Responsibilities

Build and ship product features end-to-end, with most of the role focused on new feature development

Debug and fix production issues quickly, with strong judgment around user impact and prioritization

Partner closely with Product to turn ideas into shipped experiences and contribute to product direction and user experience decisions

Use AI aggressively in day-to-day development, debugging, prototyping, and iteration

Move quickly across the stack to improve product quality, speed, and usability

Help the team ship faster through strong execution, ownership, and product-minded engineering

Qualifications

2+ years of experience in software engineering, product engineering, full-stack engineering, or another highly product-oriented technical role

Strong product sense and clear interest in building user-facing features

Highly AI-native, with strong familiarity with modern AI coding tools and a habit of actively exploring new tools and workflows

Strong ownership mindset and ability to drive work end-to-end

Experience building side projects, experimenting with new ideas, or shipping independently outside of core job responsibilities

Comfortable working across frontend and backend

Able to thrive in a fast-paced startup environment

Preferred Qualifications

Experience building mobile-first consumer products

Experience with Next.js and Python

Experience at an early-stage startup

Experience at a high-growth or top VC-backed startup

Active involvement in open source communities is a plus

Computer Science background is a plus

Experience working closely with Product, Design, or founders on user-facing decisions

Benefits

Top compensation package, including competitive salary and meaningful equity.

Remote-first team.

Comprehensive health insurance and benefits.

If you are excited about building at the frontier of AI, consumer social, and interactive entertainment, we would love to hear from you.

At Sekai, you will work with an AI-native team, move fast, own meaningful problems, and have the flexibility to explore new ideas from an early stage.