Software Engineer, Backend Developer, Software Architect

Position Overview

Scion Technology has engaged to conduct a search for an experienced Staff Software Engineer for an AI‑driven software company in San Francisco, CA. This is a full‑time, direct hire position with hybrid work in San Francisco (South Park).

As a founding member of the engineering team, you will play a critical role in shaping the company's technical architecture, building production‑grade AI systems, and developing software that powers billions of dollars in commercial transactions. You will work directly with the founders to design scalable distributed systems, influence technical strategy, and help establish the engineering culture as the organization continues to grow.

• Competitive annual base salary of $300–325k, dependent on experience
• Meaningful early‑stage equity
• Comprehensive medical, dental, and vision insurance
• High‑impact role with significant technical ownership and architectural influence

• Architect, design, and build highly scalable backend services, distributed systems, and cloud‑native infrastructure.
• Develop and deploy production‑grade AI solutions, including LLM applications, agentic workflows, and intelligent automation pipelines.
• Lead full‑stack development using technologies such as React, Type Script, Python, Go, and Node.js to deliver seamless customer experiences.
• Own technical initiatives from architecture and design through deployment, production support, and continuous optimization.
• Partner closely with founders and customers to translate complex business challenges into scalable software solutions.
• Drive engineering excellence by leading architecture reviews, establishing best practices, and ensuring high‑quality, maintainable code.
• Mentor engineers and help shape the team's technical standards, development processes, and engineering culture.
• Continuously improve system performance, reliability, security, and scalability while evaluating and adopting emerging technologies.

• Bachelor's degree in Computer Science, Software Engineering, or related discipline.
• 12+ years of professional software engineering experience.
• Proven experience building and deploying scalable production software in high‑growth startup environments.
• Strong background in backend engineering, distributed systems, cloud infrastructure, and software architecture.
• Hands‑on experience developing production AI, LLM, or agent‑based applications.
• Experience designing reliable data processing pipelines and scalable APIs.
• Excellent communication, collaboration, and technical leadership skills.
• Ability to thrive in a fast‑paced, highly ambiguous startup environment.
• Experience with large‑scale data processing systems and cloud‑native architectures is a plus.
• Logistics, supply chain, commodities, or financial technology experience preferred.
• Experience mentoring engineers and leading complex technical initiatives desired.

• Annual base salary range of $300–325k, commensurate with experience, plus early‑stage equity.
• Robust benefits package including comprehensive medical, dental, and vision coverage, plus paid time off.

Scion Staffing, Inc. is an equal‑opportunity employer and obligates itself not to discriminate based on protected classes. The firm is committed to making employment decisions based on merit and value.