Sr. Windows API & Browser Extension Developer
- Brampton, ON, Canada
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Job details
- Job type
- Contract
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- Posting language
- English
- Posted
Original job description
Key Responsibilities
- Develop secure Microsoft Edge Manifest V3 extensions for data capture and API workflows.
- Build Windows integration components using C#, .NET Core, Win32 APIs, Windows Services, and Native Messaging.
- Integrate secure REST APIs using TLS/mTLS, API keys, certificates, and secure authentication.
- Implement secure in-memory data processing with no sensitive data stored in logs or files.
- Support Windows Server 2019/2022 and RDS/Terminal Services environments.
- Manage DPAPI, Windows Certificate Store, service accounts, permissions, and secrets.
- Implement testing, error handling, retries, timeouts, monitoring, and resilience.
- Follow Secure SDLC, OWASP, vulnerability management, code reviews, and secure coding practices.
- Prepare technical documentation, deployment guides, release packages, and support runbooks.
- Collaborate with architects, security, infrastructure, and customer teams.
- 8+ years software development experience.
- 5+ years Windows Server, Windows Platform, and .NET/C# development.
- 3+ years Edge/Chromium Extension and API integration experience.
- Manifest V3, Native Messaging, Win32, ASP.NET Core, REST APIs.
- TLS/mTLS, PKI, Certificate Store, DPAPI.
- Windows Server 2019/2022 and RDS.
- Git/GitHub, CI/CD, testing, Secure SDLC, OWASP.
- Strong troubleshooting, documentation, and customer-facing communication skills.
More about this job
Responsibilities
Develop secure Microsoft Edge Manifest V3 extensions and Windows integration components using C# and Win32 APIs. Implement secure API workflows and manage Windows Server environments including RDS and certificate stores.
Requirements
Requires over 8 years of software development experience, with specific expertise in .NET/C# and Chromium extensions. Must be proficient in secure coding practices, PKI, and Windows platform integration.
Skills
- Microsoft Edge Manifest V3
- C#
- .NET Core
- Win32 APIs
- Windows Services
- Native Messaging
- REST APIs
- TLS/mTLS
- DPAPI
- Windows Certificate Store
- Windows Server 2019/2022
- RDS/Terminal Services
- Secure SDLC
- OWASP
- Git/GitHub
- CI/CD
Visa sponsorship
Not detected in the job text
Categories
- Software
- Technology
- Engineering
- Consulting
Keywords
- Microsoft Edge
- Manifest V3
- C#
- .NET Core
- Win32
- Windows Services
- Native Messaging
- REST APIs
- TLS
- mTLS
- PKI
- Certificate Store
- DPAPI
- Windows Server 2019
- Windows Server 2022
- RDS
- Terminal Services
- Secure SDLC
- OWASP
- Vulnerability Management
- Git
- GitHub
- CI/CD
- ASP.NET Core
- Software Engineering
- IT Consulting