Software Engineer I - Full-Stack, Promotions & Analytics

BranchFactor; San Francisco (CA); On-site; USD 120,000 - 160,000; Full time

Benefits offered by this job

Equity in a fast-growing company

401(k) match

Parental leave and family benefits

Medical, dental, and vision coverage

Wellness stipend

Job summary

Handshake is seeking a Software Engineer I to build products and systems that help employers reach relevant talent and help job seekers discover opportunities. You’ll own end-to-end features from design through launch, impacting how promotions work across Handshake’s job search, feed, digest, inbox, and promoted messages.

You’ll work across the full stack to ensure scalable, reliable systems and measurable results.

Qualifications

• 1-3 years of full‑stack engineering experience.
• Proven ownership of complex software projects, with strong product judgment and comfort navigating ambiguity.
• Proficiency in Ruby on Rails, Go, or Python.
• Experience designing scalable distributed systems, with sound judgment around reliability, performance, and data consistency.
• Clear communication, collaborative technical leadership, and a pragmatic approach to quality and delivery.
• Strong debugging skills and attention to detail, with experience investigating production issues across services and data flows.
• Comfort using AI‑assisted development tools such as Cursor and Claude while maintaining code quality and correctness.

Responsibilities

• Own full‑stack Promotions initiatives from design through launch, partnering with product, design, and data to improve employer and job‑seeker experiences.
• Build scalable, reliable systems for promoted-content delivery, auctions, event tracking, attribution, and analytics.
• Strengthen applicant attribution and customer‑facing analytics so employers can understand and trust their promotion results.
• Use customer feedback and performance data to measure impact and guide product iteration.
• Raise engineering quality through production ownership, testing, observability, thoughtful code reviews, and mentorship.

Skills

Full-stack engineering

Ruby/Rails

Go

Python

Distributed systems

Debugging

Communication

AI tools

Tools

AI-assisted development tools

Job description

Handshake is seeking a Software Engineer I to build products and systems that help employers reach relevant talent and help job seekers discover opportunities. You’ll own end-to-end features from design through launch, impacting how promotions work across Handshake’s job search, feed, digest, inbox, and promoted messages.

You’ll work across the full stack to ensure scalable, reliable systems and measurable results.