Software Development Specialist II

Experian

. Develop and maintain critical web components of the unified SDK using JavaScript and TypeScript .

Posted 9/23/2026full-timeRemote • California • Brazil, United StatesMid-LevelSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Proficient in developing and maintaining web applications using JavaScript and TypeScript, with a strong focus on security mechanisms, performance optimization, and integration with native SDKs. Demonstrates expertise in web application security practices and observability tools to ensure robust and secure client-side applications.

Highest-signal resume keywords

JavaScript DevelopmentTypeScript DevelopmentWeb Application SecurityReact FrameworkObservability Tools

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Web Application DevelopmentJavaScriptTypeScriptReactAngularVue.jsWebAuthnDevice FingerprintingREST APIsApplied Cryptography

Soft Skills

Technical SupportCode ReviewCollaboration

Tools & Technologies

Monitoring ToolsLog Analysis ToolsAgile DevelopmentDevSecOps Practices

Industry Keywords

OWASP Top 10CSPCORSXSSCSRFDigital Fraud ToolsBrowser Automation Detection

Tech Stack

Tools & technologies

AngularJavaScriptReactTypeScriptVue.js

About the role

Key responsibilities & impact

Develop and maintain critical web components of the unified SDK using JavaScript and TypeScript
Design and implement protection mechanisms against digital attacks, automation, and runtime environment manipulation
Create solutions to detect headless browsers, virtualized environments, emulators, and digital fraud tools
Ensure secure communication between web components, native SDKs, and backend services
Implement integrity controls and validation mechanisms for data captured by the SDK
Develop telemetry, metrics, logs, and observability mechanisms for continuous platform monitoring
Conduct performance analyses and optimize the capture experience across different browsers and devices
Participate in defining architecture, development standards, and security strategies for client-side applications
Conduct code reviews and provide technical support to development teams in adopting engineering best practices
Investigate vulnerabilities and contribute to the continuous improvement of fraud and abuse prevention mechanisms

Requirements

What you’ll need

Bachelor’s degree in Computer Science, Software Engineering, Information Systems, or a related field
Solid experience developing web applications using JavaScript and TypeScript
Advanced knowledge of the architecture and inner workings of modern browsers
Experience with modern front-end frameworks such as React, Angular, or Vue.js
Knowledge of web application security, including OWASP Top 10, CSP, CORS, XSS, CSRF, and secure authentication
Experience with WebAuthn, device fingerprinting, and client-side protection mechanisms
Knowledge of browser automation detection, virtualized environments, emulators, and scraping tools
Experience integrating web applications with native mobile or desktop SDKs
Knowledge of REST APIs, secure communication protocols, and applied cryptography
Experience with observability, monitoring, and log analysis tools
Experience working with agile development processes and DevSecOps practices

Benefits

Comp & perks

Remote work opportunities
An inclusive, people-centered environment
Opportunities to balance career with personal commitments and interests
A strong focus on well-being
Outstanding experiences and career opportunities
Recognition through Great Place to Work™ and Top Employers certifications
The opportunity to join a company recognized as one of the best workplaces for young professionals