Uphold Inc.

Senior Backend Security and Identity Engineer

Uphold Inc.

full-time

Posted on:

Location Type: Hybrid

Location: New York City • New York • United States

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Job Level

Senior

Tech Stack

GoJavaScriptNode.js

About the role

  • Design, build, and improve identity and authentication infrastructure that balances user experience with regulatory requirements.
  • Implement modern authentication solutions including passkeys, WebAuthn, and advanced multi-factor authentication mechanisms (2FA, OTP, biometrics).
  • Build systems that enable continuous monitoring, compliance reporting, and forensic analysis for fraud prevention and regulatory teams.
  • Collaborate closely with Product, Fraud Prevention, Compliance, and Regulatory teams to ensure security solutions meet business and legal requirements.
  • Research, evaluate, and select third-party identity providers, security vendors, and authentication platforms.
  • Architect and implement integrations with external identity and security solutions.
  • Design systems that comply with financial regulations, ensuring strong customer authentication (SCA) and auditability.
  • Develop and maintain technical documentation, security policies, and architecture decision records.
  • Lead hiring, coaching, and development of team members as the team grows.

Requirements

  • Bachelor's degree in Computer Science, Engineering, or equivalent practical experience.
  • 5+ years of relevant work experience in backend engineering with deep expertise in identity, authentication, and security systems.
  • Deep experience with at least one of these languages and strong familiarity with the other: JavaScript (node.js) or Golang.
  • Proficient in authentication protocols and standards (OAuth2, OIDC, SAML, WebAuthn, FIDO2).
  • Experience building and scaling identity platforms at fintech companies or security-focused engineering roles at scale.
  • Understanding of risk-based authentication, fraud prevention patterns, and security controls in financial products.
  • Knowledge of regulatory frameworks impacting authentication (e.g., PSD2, KYC/AML requirements).
  • Proven ability to architect secure, auditable systems that balance user experience with compliance needs.
  • Experience evaluating and integrating third-party identity and security vendors.
  • Strong communication and organizational skills.
  • Strong problem-solving skills.
  • Ability to work under pressure.
  • Team-oriented and collaborative.
  • Interest and readiness to take on people management responsibilities as the team grows.
Benefits
  • Annual bonus program based on individual, team and company performance.
  • Home office stipend to support the setup of a productive home office.
  • Generous PTO, healthcare coverage, and employee assistance programs.
  • Interesting and fun events and celebrations.
  • Foodie culture and well-stocked office kitchen.
Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools
JavaScriptnode.jsGolangOAuth2OIDCSAMLWebAuthnFIDO2identity platformsauthentication protocols
Soft Skills
communicationorganizationalproblem-solvingteam-orientedcollaborativeability to work under pressureleadershipcoachingdevelopment of team membersinterpersonal