Experian

Senior AI web software Engineer

Experian
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2 days ago
Heredia, Costa RicaSenior

Responsibilities

  • Develop, deploy, and support production web software end to end, including embedded components and hosted white-label sites.
  • Direct AI coding agents by decomposing complex features, writing prompts and specifications, and reviewing generated code.
  • Make architecture and system-design decisions involving APIs, interfaces, state and service boundaries, versioning, and backward compatibility.
  • Design software for hostile host pages, unfamiliar partner configurations, and unexpected client environments.
  • Use AI to create test suites and regression coverage while identifying adversarial inputs, integration conflicts, configuration edge cases, security issues, and architectural defects.
  • Own software after release and support it in production.

Requirements

  • At least 5 years of experience building and shipping production web software with ownership after launch.
  • Bachelor's degree in a relevant field or equivalent experience.
  • Experience with JavaScript and TypeScript across both browser and server environments.
  • Experience with React and Node, or a comparable ecosystem with evidence of quickly learning new stacks.
  • Experience building component libraries, design systems, or SDKs consumed by external teams where breaking changes have significant cost.
  • Server-side or full-stack web experience, including services, APIs, and integrations connecting customer-facing products to underlying systems.
  • Practical knowledge of web security, including injection and XSS vectors, authentication and session handling, dependency risk, and sensitive-data handling.
  • Experience with DevOps, CI/CD, and automated test and build tooling.

Benefits

  • Medical, life, and dental insurance.
  • Asociacion Solidarista and International Share Save Plan.
  • Flex Work/work-from-home benefits; this is a fully remote opportunity.
  • Paid time off, family bonding leave, and bereavement leave.
  • Annual performance bonus, education reimbursement, and referral program.
  • Equal opportunity employer with accommodation support available.
Experian

About Experian

10,000+ employees

Experian builds credit reporting, identity and fraud prevention, and data analytics software that help lenders, insurers, healthcare providers, and marketers make decisions; it also offers consumer credit monitoring and scores. The company earns via data licensing, decisioning software, and subscription services, operates in 30+ countries, is headquartered in Costa Mesa, California, and is a FTSE 100 public company listed on the London Stock Exchange (EXPN); it is one of the three major U.S. credit bureaus.

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