Senior Full-Stack Engineer
Join Neo Security as a Senior Full-Stack Engineer to develop a Chrome extension for enterprise security solutions.
Posted by employer 1 month ago
First seen on Joblaze 1 month ago
Last verified on the company career page 23 hours ago
Skills & Technologies
What you'll build
- Architect, build, and maintain Chrome extension
- Own features from design through production monitoring
- Debug problems across the browser, OS, and backend
- Build in-browser security capabilities
- Manage Chrome extension publishing and versioning
Must have
- 5+ years of professional software development experience
- Expert TypeScript/JavaScript knowledge
- Production experience with Manifest V3
- Strong React experience
- Backend experience building APIs and services
Nice to have
- Experience building security products
- Familiarity with Chromium internals
- Cross-browser extension development
Requirements
- Experience
- 5+ years
Not disclosed in this posting: compensation, work arrangement, visa sponsorship.
Joblaze summary
The Senior Full-Stack Engineer at Neo Security focuses on developing and maintaining a Chrome extension that enforces security policies in real time across managed endpoints. This role requires expertise in TypeScript and JavaScript, along with a solid understanding of browser fundamentals and experience with React for frontend development. Ideal candidates have over five years of software development experience, particularly in building security products, and possess strong debugging skills. The position involves shaping the technical direction of the product while ensuring optimal performance and minimal impact on user experience.
Joblaze insights
- Listed about a month ago — first seen on Joblaze September 29, 2026. Last confirmed on Neo Security's careers page November 14, 2026.
Quick facts
- How much experience is required?
- At least 5 years of relevant experience for this Senior Full-Stack Engineer role.
- What's the tech stack?
- Joblaze extracted these technologies from the posting: AWS, Chrome Extensions APIs, Go, JavaScript, Next.js, Node.js.
- What seniority level is this role?
- Neo Security targets senior candidates for this position.
- Is this full-time or contract?
- Full-time for this Senior Full-Stack Engineer role at Neo Security.
From the original posting
We're looking for a Senior Full-Stack Engineer to join our engineering team and take a key role in building and evolving Neo's Chrome extension, a core part of our security platform that operates in the browser in real time.
You'll work on challenging browser-based security capabilities, including real-time policy enforcement, while also developing backend services and features across our React/TypeScript web application.
This role is ideal for a strong engineer who enjoys solving complex technical challenges, diving into new technologies, and owning features end-to-end.
What You'll Do
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Architect, build, and maintain our Chrome extension, including real-time security capabilities and policy enforcement.
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Develop browser-based functionality, including DOM interactions, event capture, and user-facing security flows.
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Design, develop, and own features end-to-end across our browser extension, frontend, and backend.
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Build and maintain scalable backend services and APIs that power our security platform.
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Develop features in our React/TypeScript web application.
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Solve complex technical challenges across browsers, operating systems, and backend services.
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Build performance-sensitive components while minimizing impact on browser performance and user experience.
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Take ownership from technical design through implementation, deployment, and production monitoring.
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Contribute to architectural decisions and continuously improve code quality, testing, and engineering practices.
Tech You'll Work With
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Browser Technologies: TypeScript, Chrome Extensions APIs, Manifest V3, service workers, content scripts
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Frontend: React, Next.js
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Backend: Node.js, TypeScript, Go, or similar technologies
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Infrastructure: AWS, Postgres, EventBridge, SQS, S3, AWS Lambda, Pulumi
What You'll Bring
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5+ years of professional software development experience.
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Strong proficiency in TypeScript and JavaScript.
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Solid hands-on experience with React and modern frontend development.
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Experience building and maintaining backend services and APIs.
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Strong understanding of web technologies, browser fundamentals, and modern application architecture.
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Excellent debugging, problem-solving, and analytical skills.
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Ability to independently design and deliver complex technical solutions.
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Strong technical curiosity, a research-oriented mindset, and the ability to quickly learn new technologies.
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A proactive, ownership-driven approach and a passion for building high-quality software.
Bonus Points
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Experience developing Chrome extensions or browser-based applications.
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Familiarity with Chrome Extensions APIs, Manifest V3, or Chromium internals.
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Experience with browser security, web security, or endpoint technologies.
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Background in cybersecurity or security products such as DLP, SSE/SWG, or enterprise browsers.
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Experience building performance-sensitive or real-time applications.
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Familiarity with AWS and cloud infrastructure.
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