Full Stack Software Engineer

Full Stack Software Engineer (AI Agents / Product / Founding / Mid-Sr)

Role

Most agents today are for coding, but 99% of the world aren’t engineers. At SellScale, we’re building AI Agents for non-technical people, starting with the sales org.

As we grow, we’re looking for a Full Stack Engineer. You’ll be hopping between classic SaaS integration problems, user-facing requests, and AI agent infrastructure.

This position is targeting a minimum 1% equity grant minimum and a $200k base salary minimum.

Requirements

1. 2-5 years work experience at prev startups - you’re familiar in a production capacity and have worked on infrastructure ready to scale.

2. Production experience in our tech stack - able to ship across the stack: React/typescript (frontend), Python (backend), SQL (database)

3. Early stage ready - interest to join a startup as one of the first N employees as a founding engineer.

Benefits

• 1-3% equity: there are few other jobs giving this much equity for this tenure/position.

• Agentic foundation: we’re a team that’s been working on agents since 2024 and ready to scale

• Market: Building a product for the 99% of users who don’t code

Application process

Given this is a founding role, there will be a comprehensive process spanning ~7-10 fastest.

1. Intro call - talk with the founder, Ishan (CEO)

2. Video screen - a 1.5 hr deep dive between Kevin (CTO)

3. in-person - come in-person for a worktrial

About SellScale

SellScale is building the first agentic sales org.

Background: At a business, you’re either building the product or selling it. Sales is the most expensive department - more than engineering, HR, marketing, and more, in large companies.

Problem: As businesses grow larger, their sales spend grows disproportionately. Why? Sales—especially outbound—is still human-driven: it’s subjective, hard to measure, and doesn’t scale like code. This is exactly the kind of problem agents are built to solve.

Opportunity: With the advent of recent tech like like agentic AI, large language models, vector DBs, and more - future sales is human x machine. Our agent, Selix, has already seen a lot of success.

Timing: Right now, we are in the dot-com boom of AI Agents. The agents we' build help solve a businesses’s #1 problem: how to grow revenue. We use Chained LLM thinking and start of the art GTM tools to help companies grow.