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Senior Engineer

Scion Staffing
San Francisco, CA Full Time
POSTED ON 12/14/2025 CLOSED ON 1/28/2026

What are the responsibilities and job description for the Senior Engineer position at Scion Staffing?

Scion Technology has been engaged to conduct a search for an experienced Senior Full-Stack Software Engineer for our client, a cutting-edge AI/data startup in San Francisco, CA! This is a full-time, direct hire position based onsite in San Francisco.

Position Overview

This is an exceptional opportunity to join an innovative startup at a pivotal growth phase as they establish their new San Francisco office. This role is ideal for a deeply technical individual contributor who thrives in high-ownership, fast-moving environments and wants to make a significant impact on the future of AI-powered applications. If you're an entrepreneurial builder who values autonomy, loves solving complex technical challenges, and wants to work with cutting-edge data and AI tooling, this is your opportunity!

PERKS

  • Competitive annual salary of $200k-240k base (depending on experience) equity and performance bonus
  • Comprehensive medical, dental, and vision insurance
  • High-autonomy, high-impact environment where you'll shape critical architecture decisions and build flagship applications that define how modern AI systems are built
  • Clear path to principal engineer-level IC growth, with opportunities to become a technical leader and subject matter expert

Responsibilities

  • Design, develop, and deploy production-grade full-stack applications from backend to frontend, leveraging Python, React, and TypeScript
  • Build and maintain cloud-native, Kubernetes-based infrastructure and services that scale with the business
  • Work with modern data and AI tools including Neo4J, Spark, ollama, and other emerging technologies to create intelligent, data-driven applications
  • Own end-to-end architecture and implementation decisions, taking projects from concept through production with minimal oversight

Qualifications

  • 8 years of software engineering experience building production systems across the full stack
  • Strong proficiency in backend development (Python) and frontend development (React, TypeScript)
  • Hands-on experience with cloud infrastructure (AWS, GCP, or Azure) and Kubernetes-native application development A MUST
  • Experience working with modern data and AI technologies such as Neo4J, Spark, ollama, vector databases, or similar tools
  • Proven ability to design and build end-to-end applications with high autonomy and minimal guidance
  • Startup or scale-up experience with a track record of internal growth and increasing responsibility within previous organizations

About Our Firm

Scion Staffing is a national award-winning staffing firm! Since 2006, we have had the pleasure of successfully placing thousands of talented professionals with amazing career opportunities. Through our innovative team building and recruiting solutions, we bridge the gap in executive leadership searches, direct hire recruiting, interim leadership placement, and temporary professional staffing. We are proud to be part of the Forbes lists of the Best Recruitment Firms and the Best Executive Search Firms in America. Additionally, Scion has been recognized as a ClearlyRated Best of Staffing firm as well as a top recruitment firm by The Business Times. Additional information about our firm can also be found online.

Scion Staffing, Inc. is an equal opportunity employer and service provider and does not discriminate based on race, religion, gender, gender identity, national origin, citizenship status, sexual orientation, disability, political affiliation or belief, or any other protected class. We are committed to the principles of Equal Opportunity Employment and are dedicated to making employment decisions based on merit and value, for ourselves, our client companies, and the candidates we represent. For opportunities located in a region that have enacted fair chance, arrest or conviction-based employment ordinances, Scion Staffing proactively follows the enacted guidance and considers for employment all qualified applications with arrest and conviction records. We engage in socially conscious business practices and believe that diverse, inclusive, and non-biased talent and recruitment processes are foundational to the success of Scion as well as every client organization with whom we partner.

Salary : $200,000 - $240,000

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