Senior Frontend Engineer

As a leading provider of AI-powered extended managed detection and response (MXDR) services, Ontinue is on a mission to be the most trusted, 24/7, always-on security partner that empowers customers to embrace the future by using AI to operate more strategically, at scale, and with less risk. We believe that the combination of AI and human expertise is essential for delivering effective managed security that is tailored to a customer’s unique environment, operational constraints, and risks.

Our MXDR service combines powerful proprietary AI with a one-of-a-kind collaboration model to continuously build a deep understanding of our customers’ environments, informing how we prevent, detect, and respond to threats. Our unrivaled Microsoft expertise allows customers to achieve these outcomes with the Microsoft Security tools they already own. The result is highly localized managed protection that empowers security teams to be faster, smarter, and more cost-efficient than ever before.

Continuous protection. AI-powered Nonstop SecOps. That’s Ontinue.

Role Overview

As a Front-End Developer at Ontinue, you will be instrumental in designing and implementing user-centric interfaces for the ION MXDR platform. You will collaborate closely with product managers, UX designers, and back-end developers to create intuitive, responsive, and performant front-end applications that align with our commitment to excellence.

Key Responsibilities

• Design, develop, and maintain high-quality, scalable, and reusable front-end components for the ION MXDR platform.
• Collaborate with UX/UI designers to ensure the technical feasibility of designs and create seamless user experiences.
• Work closely with back-end developers to integrate APIs and ensure end-to-end functionality.
• Optimize applications for maximum speed, scalability, and responsiveness.
• Maintain and improve front-end build systems, tooling, and deployment pipelines.
• Ensure cross-browser compatibility and address any browser-specific performance issues.
• Stay up-to-date with the latest front-end technologies, frameworks, and industry trends to bring innovative solutions to the team.
• Contribute to code reviews, testing, and quality assurance processes to ensure robust and secure code.
  
  
  

Qualifications

• Experience: 5+ years of professional front-end development experience.
• Education: Bachelor’s degree in Computer Science, Engineering, or a related field (or equivalent experience).
• Technical Skills:
• Proficiency in modern front-end frameworks such as React.js, Angular, or Vue.js (React.js preferred).
• Strong knowledge of HTML5, CSS3, TypeScript, and JavaScript
• Familiarity with RESTful APIs and integrating them into front-end applications.
• Proficiency in front-end tools (e.g., Babel, Vite, Next.js) and version control systems (Git).
• Proficiency with automated unit tests.
• Knowledge of responsive and adaptive design principles.
• Familiarity with Microsoft security tools and platforms (e.g., Microsoft Sentinel, Defender) is a plus.
  

Preferred Qualifications

• Experience with C#
• Experience with Azure
• Experience working in cybersecurity or SaaS environments.
• Familiarity with data visualization libraries such as Highcharts, D3.js, Chart.js, ReactFlow. (Highcharts preferred) to build intuitive security dashboards.
• Understanding of secure coding practices and OWASP guidelines.