Software Engineer - Web SDK

BioCatch is the leader in Behavioral Biometrics, a technology that leverages machine learning to analyze an online user’s physical and cognitive digital behavior to protect individuals online. BioCatch’s mission is to unlock the power of behavior and deliver actionable insights to create a digital world where identity, trust, and ease coexist.Today, 32 of the world's largest 100 banks and 210 total financial institutions rely on BioCatch Connect™ to combat fraud, facilitate digital transformation, and grow customer relationships.. BioCatch’s Client Innovation Board, an industry-led initiative including American Express, Barclays, Citi Ventures, and National Australia Bank, helps BioCatch to identify creative and cutting-edge ways to leverage the unique attributes of behavior for fraud prevention. With over a decade of analyzing data, more than 80 registered patents, and unparalleled experience, BioCatch continues to innovate to solve tomorrow’s problems. For more information, please visit www.biocatch.com.

We are looking for a JavaScript-savvy developer to join our SDK team, focusing on the development and enhancement of our web & mobile SDKs.

In this role, you will participate in designing, building, and maintaining a high-performance SDK that is integrated into customer applications and used by customers worldwide.

We are looking for a JavaScript Savy that will take part in

You will work closely with other engineers, product managers, and solution teams to ensure the SDK's high quality, maintainability, and performance. If you are passionate about web and mobile technologies and enjoy solving complex challenges, we’d love to meet you.

What You’ll Do:

Take responsibility for a major project in the product, including feature development and releases.

Design and implement new features and improvements for our SDKs.

Ensure the SDK is robust, secure, and easy for third-party developers to integrate.

Collaborate with cross-functional teams, including data engineers, data scientists, and backend engineers.

Maintain high code quality through code reviews, testing, and best practices.

Monitor and optimize SDK performance and resource usage.

Write clear technical documentation and integration guides.

Requirements:

5+ years of hands-on experience in JavaScript backend development/TypeScript development.

Strong knowledge of modern web development (ES6+, DOM APIs, browser compatibility).

Familiarity with security, performance, and cross-browser compatibility considerations.

Ability to write clean, modular, and reusable code.

Good communication skills and ability to work collaboratively in a team environment.

Strong debugging and problem-solving skills.

Experience working with CI/CD pipelines and automated testing tools.

Optional but Advantageous:

Experience in developing SDKs, libraries, or APIs for external consumption is a big advantage.

Experience in mobile development (Android/iOS, React Native, or other cross-platform tools).

Familiarity with WebView integrations on mobile platforms.

Understanding of user behavior data collection.

Background in managing/leading a squad or Scrum master

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