Handshake

Senior Software Engineer - Pay & Safety

Handshake
Apply
4 months ago
San Francisco, CA, USA or New York, NY, USASenior
H1B sponsor

Base Salary

$225k - $250k/yr

Responsibilities

  • Design and build payout and money-movement systems covering onboarding, KYC, country and payout-method support, webhook reconciliation, retries, rate-limit handling, zero-downtime rollouts, and complete auditability.
  • Build a payment and incentives platform for compensating, rewarding, and retaining fellows across projects.
  • Develop trust and safety capabilities for KYC and re-verification, sanctions and fraud screening, account bans and suspicious-account transitions, and time-tracking audits.
  • Own the Pay admin dashboard, ledger, and operational tooling used to run pay cycles safely.
  • Lead schema design, migrations, and backfills across PostgreSQL while designing safe deployment rollouts.
  • Set engineering standards through system design reviews, incident response, runbooks, observability, code review, architectural guidance, and mentoring.

Requirements

  • 6+ years of professional software engineering experience owning production systems where correctness and uptime matter, preferably in payments, fintech, identity, fraud, infrastructure, or similar high-stakes domains.
  • Strong system design fundamentals for highly reliable, zero-downtime, auditable, and resilient systems, including migrations, idempotency, retries, backfills, audit logs, and reconciliation jobs.
  • Deep proficiency with relational databases, especially PostgreSQL, data modeling, and schema evolution under load.
  • Strong backend skills in Ruby on Rails and/or TypeScript/Node, with willingness to work across both.
  • Comfort working with React for operator and fellow-facing interfaces.
  • Experience designing and operating asynchronous workflows such as Temporal or Sidekiq and integrating with third-party APIs such as Stripe, Deel, or Hubstaff.
  • Track record of leading technical projects end-to-end in ambiguous environments, shipping behind feature flags, and verifying changes in production.
  • Excellent communication and stakeholder-management skills when partnering with Ops, Finance, Legal, and Compliance.
  • Track record of mentoring engineers and raising engineering standards.
  • Preferred experience includes production payments or money-movement systems; trust and safety, fraud, KYC/AML, sanctions screening, or identity verification; event sourcing, change-data-capture, or reconstructable audit-log architectures; comparable workflow orchestrators; and regulated or compliance-driven work involving 1099-NEC, OFAC, GDPR, or SOC 2 controls.

Benefits

  • Equity in a fast-growing company, 401(k) match, financial coaching, paid parental leave, fertility benefits, parental coaching, medical, dental and vision coverage, mental health support, $500 wellness stipend, $2,000 learning stipend, ongoing development, commuting support, free lunch and gym access in the San Francisco office, flexible PTO, 15 holidays plus 2 flex days, team outings and referral bonuses.
  • Benefits listed apply to full-time US employees.

Tech Stack

Categories

Handshake

About Handshake

10,000+ employees

Handshake builds a career network and recruiting platform that connects college students and recent grads with employers, sold as SaaS to universities and subscriptions/solutions to employers. Founded in 2014 and headquartered in San Francisco, it serves 1,600+ educational institutions and over 1 million employers. The company also operates Handshake AI, which partners with frontier AI labs on human data collection and evaluations for model training and post-training workflows.

Contact me