Full Stack Engineer (Backend Focused) - Hybrid, Boston

This is a strongly backed SaaS start-up organization that have an AI platform that help brands become accessible and meet regulatory standards. The company works with a growing portfolio of modern digital DTC brands. Backed by top investors, it is currently in a high-growth phase and has scaled rapidly since their seed round.

This role is backend focused and would require 3x a week onsite in Boston.

The Role

As a Full Stack Engineer, the role involves joining a small, high-performing engineering team and working closely with technical leadership. The primary focus is on developing and scaling the application, including strengthening AI-driven systems, enhancing customer-facing interfaces, and expanding platform integrations. This position is well-suited to individuals interested in startup environments, offering exposure to early-stage scaling, system design, and product development.

Responsibilities

• Build on backend systems that support accessibility analysis and automated remediation workflows.
• Develop and improve AI-driven systems/Agentic architecture.
• Architect infrastructure to support new product capabilities beyond core features.
• Build and enhance customer-facing applications, delivering features across the full stack.
• Monitor and improve system performance, scalability, and reliability.
• Identify bottlenecks and improve observability across distributed systems.

Who They're Looking For

• Strong proficiency in TypeScript/JavaScript
• Experience with relational databases (PostgreSQL preferred).
• Experience with cloud infrastructure and containerised environments. (AWS Preferred)
• Familiarity with browser automation or headless browser tools. (Playwright Preferred)
• 2+ Years Professional Software Engineering experience

Benefits

• 401k Match
• 100% Health, Dental, Vision
• Unlimited PTO
• Strong progression opportunities
• Plus many more