Staff Software Engineer (Graph)

TL;DR

Staff Software Engineer (Graph): Leading the architecture, implementation, and scaling of a social graph platform with an accent on graph theory, large-scale data ingestion, and low-latency performance. Focus on productionizing graph-based features for recommendation, trust, and safety systems while mentoring engineering teams.

Location: Hybrid (must be located in or willing to relocate to San Francisco, CA)

Salary: $181,000 - $271,000

Company

hirify.global is the world’s most powerful community for good, dedicated to helping people help each other by uniting individuals and nonprofits to raise funds for causes.

What you will do

• Serve as technical lead for social graph modeling, storage, and computation systems.
• Architect and scale graph databases to support billions of nodes with low-latency performance.
• Build and optimize pipelines for ingesting and transforming massive social and behavioral datasets.
• Collaborate with ML teams to productionize graph features including GNN-powered rankings and similarity metrics.
• Define strategy for leveraging graph topology to improve platform trust, safety, and personalization.
• Mentor engineers on graph design, distributed systems, and ML integration best practices.

Requirements

• Must be based in or able to relocate to San Francisco, CA.
• 8+ years of industry experience with significant time at senior, staff, or principal levels.
• Expert-level experience with graph databases and graph query systems.
• Deep understanding of graph theory, algorithms, and graph-based data structures.
• Proven track record designing high-scale pipelines using distributed streaming frameworks like Kafka or Flink.
• Experience productionizing graph-derived features for recommendation or trust and safety systems.

Nice to have

• Familiarity with Graph Neural Networks (GNN) and graph embeddings.
• Background in large-scale social networks or marketplaces.
• Experience with real-time graph updates.

Culture & Benefits

• Hybrid work model with a mission-driven, fast-paced environment.
• Comprehensive healthcare, dental, and vision insurance.
• 401(k) savings program with employer contributions.
• Equity compensation and generous parental leave.
• Flexible time-off policies and wellness resources.
• Commitment to diversity, equity, and inclusion with active employee resource groups.