Senior Software Engineer – Agent Platform

🕒 October 29, 2025

🏢🏡 San Francisco – Hybrid

💵 $140k - $220k / year

⏰ Full Time

🟠 Senior

🧑‍💻 Full-stack Engineer

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Magical

WebsiteLinkedInAll Job Openings

1 - 10 employees

🤖 Artificial Intelligence

⚡ Productivity

☁️ SaaS

Artificial Intelligence • Productivity • SaaS

Magical is an AI-powered platform that specializes in automating manual workflows and connecting various systems to streamline processes, particularly in the healthcare, sales, and support sectors. It offers tools like text expansion, autofill, and automated email writing to help teams optimize operations, reduce development costs, and improve efficiency. By using AI to identify workflow inefficiencies, Magical enables teams to create and manage automations themselves, bypassing traditional and often costly RPA solutions. The platform supports a wide range of integrations with popular applications, making it versatile for different industries and functions. Magical's solutions are designed to help organizations operate more efficiently without increasing staffing, thus accelerating profits while maintaining high levels of security and privacy.

📋 Description

• Design and build core platform systems for agent orchestration, memory, and state management • Develop robust infrastructure for integrating and evaluating the latest AI models at scale • Build APIs and abstractions that enable teams to quickly ship new agent capabilities • Own critical backend services from architecture through deployment and monitoring • Work directly with the founding team to shape the architecture of our agentic platform

🎯 Requirements

• Have 4+ years of backend engineering experience, with strong proficiency in TypeScript/Node • Deep understanding of distributed systems, databases, and asynchronous architectures • Strong bias towards action and embody "show > tell"—you ship systems and iterate quickly • High degree of agency: you effectively prioritize, unblock yourself, and drive projects forward without much outside input • Value taking ownership and responsibility for your systems and infrastructure • Studied Computer Science (or related field), or dropped out to build stuff • Located in SF or willing to relocate

🏖️ Benefits

• Health insurance • 401(k) plan • Flexible work arrangements • Paid time off • Professional development opportunities • Stock options