---
title: 'Software Engineer at Gentube'
canonical: 'https://feeny.ai/job/software-engineer-gentube-toronto-n32mcg9ffkwn'
type: 'job'
last_seen: '2026-09-12'
---

# Software Engineer at Gentube

- **Company:** Gentube
- **Location:** Toronto, Canada
- **Employment:** full-time
- **Work type:** onsite
- **Posted:** 2026-02-20
- **Last confirmed live:** 2026-09-12
- **Apply:** https://jobs.gem.com/gentube/am9icG9zdDpDsR5dw1QlBPcesWTXzJYw

## Job description

## About GenTube

GenTube is a consumer AI creation app.

We’re a small team in Toronto backed by top consumer investors and operators.

We believe creation should feel like entertainment.

Our goal: turn 1B+ doom scrollers into creators.

If you want to build a real product for millions of people, this is your shot. The companies dominating consumer AI today won’t be the ones defining it tomorrow.

## Why Join

- Build something huge
- Ship fast and learn fast
- Work on real product, not meetings
- Care about users and numbers
- Own big parts of the app

Founders previously built products used by 100M+ users and sold an AI startup for $150M.

If you want stability, slow iteration, and narrow scope this is not the job.

If you want maximum impact and speed, keep reading.

Role: Full Stack Product Engineer

You will ship a lot. You will own things end-to-end. You will see your work impact real users immediately.

## What You’ll Do

- Build. Ship constantly. Learn from users. Iterate.
- Own frontend + backend + infra
- Build ultra-low-latency systems for real-time image creation
- Put image models into production (hosting, routing, monitoring)
- Build MLOps (rollouts, fallbacks, quality checks, cost + speed tuning)
- Kill what doesn’t work. Double down on what does. Tech Stack
- TypeScript / Node.js / React
- Convex, CDN, S3, large-scale image pipelines
- Hyper-fast diffusion models and low-latency LLMs

## What We Want

- You ship, then improve
- You move fast without needing permission
- You care about outcomes, not just clean code
- You do well with tight time and few resources
- You take ownership by default

Details

- Top market salary + equity
- Health, dental, vision
- Unlimited PTO Ready to build for a billion people? Let's talk.

## About Gentube

## Company Overview
- **One-liner**: GenTube is a free, remix-first social AI art platform that enables users to create and share images in about two seconds, aiming to turn a billion consumers into creators.
- **Entity Type**: Private (Seed stage, backed by top angels and consumer investors)
- **Headquarters**: Toronto, Ontario, Canada
- **Founded**: 2024
- **Founders**: Mo Musbah (CEO) – former founding team at Maluuba (acquired by Microsoft for $150M); Josh Kuntz (CTO) – founding engineer at Wish (scaled to 100M+ users and $2B GMV)

## Core Business
- **Primary industry/industries**: Technology, Information and Internet; AI-powered social creation
- **Target customers**: B2C – individual creators, hobbyists, and social media users; also B2B potential for brands/agencies seeking fast visual content
- **Mission or purpose statement**: “Make creation the world's favorite entertainment.” (from [1851labs.com](https://1851labs.com))

## Products & Services
- **[GenTube Platform]**: A free, browser-based AI image generator that lets users create, remix, and share images in ~2 seconds. Supports worlds, styles, and text prompts. Every creation is saved forever and can be remixed by others. Available as a mobile app (shipped in 3 days). Type: SaaS (free-to-use, social network layer).

## Market Standing
- **Valuation/Market Cap**: Not publicly disclosed (private company)
- **Key Metric**: 100M+ images created, 10M+ monthly creations, 500K+ creators (as of mid-2026; source: [gentube.app](https://www.gentube.app))
- **Notable Investors/Partners**: Backed by “top angels and consumer investors” (specific names not disclosed in available data; [linkedin.com](https://linkedin.com/company/gentube) mentions prior exits and investor pedigree)
- **Growth Signals**: +80% YoY headcount growth (7 employees); LinkedIn followers grew 1,441.9% YoY to 3,053; shipped initial MVP in 2 days and a mobile app in 3 days; continuous daily shipping cadence.

## Competitive Advantages
- **Speed**: 2-second generation time is a core differentiator – “latency is the product.”
- **Remix-first social loop**: Users create, others remix, creating viral organic growth without paid acquisition.
- **Tiny, high-leverage team**: Only 7 people (Engineer #3 role open), enabling rapid iteration and tight ownership.
- **Founder DNA**: Previous exits to Microsoft ($150M) and scaled consumer platforms (Wish) – deep experience in AI and hyper-growth.

## Strategic Focus
- Turn a billion consumers into creators by making AI creation feel like entertainment, not work.
- Scale the platform to handle real-time generation reliably while reducing cost; continuously improve feed/ranking and the core create/remix loop.
- Expand mobile usage and community features (e.g., “Frontier Room” waitlist for builders).

## Why Work Here
- **Culture**: Tiny team (7 people) that ships daily – “we ship daily” is a mantra. High ownership, low process, messy problems.
- **Work policy**: In-person in Toronto (OnSite workspace per [builtin.com](https://builtin.com/company/1851-labs)). Employees work from physical offices.
- **Engineering focus**: Founding Engineer role owns end-to-end stack (frontend → backend → infra → models). Stack includes TypeScript, React, Node, Convex, PyTorch, CUDA, real-time inference pipelines.
- **Compensation**: $100–150K salary + meaningful equity for Founding Engineer (Engineer #3).
- **Perks**: Direct impact on a product used by 500K+ creators; work with founders who have scaled to 100M+ users; opportunity to define the platform from scratch.

## Sources
1. [1851labs.com](https://1851labs.com) – Company overview, mission, founders, metrics
2. [linkedin.com](https://linkedin.com/company/gentube) – Employee count, growth, categories, recent posts
3. [builtin.com](https://builtin.com/company/1851-labs) – Company profile, office policy, founding engineer job description
4. [builtin.com/job](https://builtin.com/job/founding-engineer-gentube/9721119) – Founding Engineer role details, salary, tech stack
5. [gentube.app](https://www.gentube.app) – Product features, creator stats, speed claim

## Other roles at Gentube

- [Business Operations](https://feeny.ai/job/business-operations-gentube-toronto-c6a6vzzs8p65) — Toronto, Canada
- [Software Engineer](https://feeny.ai/job/software-engineer-blossom-health-new-york-qbf64admyyjg) — New York, NY
- [Software Engineer](https://feeny.ai/job/software-engineer-coreweave-bellevue-b8q8a07fhwc6) — Bellevue, WA / Sunnyvale, CA / San Francisco, CA / Livingston, NJ / Manhattan, NY / Philadelphia, PA / Dallas, TX
- [Software Engineer](https://feeny.ai/job/software-engineer-trace3-colorado-springs-dcdm25jsktt8) — Colorado Springs, CO
- [Software Engineer](https://feeny.ai/job/software-engineer-genius-sports-london-england-cnajvgtnenmc) — London England, United Kingdom
- [Software Engineer](https://feeny.ai/job/software-engineer-thought-machine-lisbon-014kd1bjgq1r) — Lisbon, Portugal
- [Software Engineer](https://feeny.ai/job/software-engineer-grvty-chantilly-virginia-37skr6h8ran8) — Chantilly Virginia, United States
- [Software Engineer](https://feeny.ai/job/software-engineer-snowflake-warsaw-rk93stde6gfz) — Warsaw, Poland
- [Software Engineer](https://feeny.ai/job/software-engineer-grvty-aurora-colorado-2r35qk4rvamr) — Aurora Colorado, United States / Sterling Virginia, United States
- [Software Engineer](https://feeny.ai/job/software-engineer-maxima-san-mateo-xmed41sy1ba8) — San Mateo, CA