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PayPal

Runs a digital wallet for online payments

Senior Staff Backend Engineer - Venmo Product, Software Engineering

Backend EngineeringConfirmed live in the last 24 hours
Full-time

About the Job

Requirements

  • At least 8 years of relevant experience and a bachelor's degree, or an equivalent combination of education and experience.
  • A bachelor's and/or master's degree in computer science or a related field of study, or equivalent experience.
  • 12+ years of software engineering experience, with significant experience in backend platforms, authentication, or security-critical systems at scale.
  • Deep expertise in Python and API management, including OAuth 2.0, OIDC, SAML, and FIDO2/WebAuthn, and the ability to determine appropriate use of these technologies.
  • Experience defining and shipping large-scale distributed systems and leading technical strategy across multiple teams or organizations.
  • Hands-on experience with backend systems at scale using Python, Java, Go, or similar technologies, and cloud platforms such as AWS; security engineering fundamentals to assess threat models, data handling, and attack surfaces.
  • Experience designing or working with systems that meet regulatory requirements such as KYC, AML, or GDPR and translating compliance constraints into implementable engineering decisions.
  • Ability to write design documents, participate in executive reviews, and explain technical tradeoffs to non-technical stakeholders.
  • Expertise with distributed services and backend systems.
  • Experience building services on public cloud platforms, preferably AWS.
  • Experience managing infrastructure as code using Terraform.

Responsibilities

  • Make technical decisions that affect multiple teams and cross organizational boundaries.
  • Establish conventions and processes for other employees to follow.
  • Make decisions that determine the utilization of company resources, including people, money, and assets, and affect company effectiveness.
  • Handle multiple multi-team initiatives simultaneously and prioritize among competing issues.
  • Apply up-to-date industry capabilities and practices judiciously to achieve optimal results.
  • Communicate technical issues to non-technical audiences.
  • Improve other employees’ technical results by modeling behavior and sharing principles and knowledge through one-to-ones, working sessions, and quality documentation.
  • Partner with product management to develop solutions to business problems and goals.
  • Set the technical direction for Venmo’s CFS platform, including authentication, authorization, CFS verification, and fraud risk systems, and drive complex cross-cutting problems from design through production.
  • Partner with PayPal platform and security teams on shared Venmo standards, reusable infrastructure, and cross-organizational initiatives, bridging Venmo product needs and PayPal enterprise capabilities.
  • Lead architectural reviews and define engineering standards for building, scaling, and securing CFS systems; improve design quality, reliability, and security across the organization.
  • Mentor and develop senior engineers through design documents, code reviews, technical discussions, and example-setting; the role does not manage people.
  • Collaborate with Product, Legal, Compliance, and Security to translate KYC, AML, GDPR, and PCI requirements into technical solutions while preserving developer experience and system performance.
  • Identify and address risks such as fragile authentication flows, compliance gaps, and scaling bottlenecks before they become incidents.
  • Own service performance and availability, participate in on-call rotations, and support incident response.
  • Learn and contribute to complex projects alongside colleagues.

About the Company

PayPal

Runs a digital wallet for online payments

PayPal runs a digital wallet and checkout button that let people pay online stores and send money to friends and family, and merchants of every size add it to their websites and apps. Its peer-to-peer app Venmo became one of the most common ways for Americans to split bills and pay each other back. Shoppers link a bank account, card or balance once and then pay without retyping details, while PayPal charges merchants a fee on each sale and also earns from currency conversion, consumer loans and interest on customer balances. The company was founded in 1998, was owned by eBay from 2002 until a 2015 spin-off, and is based in San Jose, California.

Company size
10,001+
Company stage
IPO
Headquarters
San Jose, CA
Founded
1998

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