About Us
Turning beginners into freelancers, solving business challenges.
Why We're Obsessed With Linux
Linux powers most servers, cloud platforms, and DevOps pipelines. We put that power and its income in your hands.
Our Mission
To democratize Linux and AI skills worldwide, turning technical training into freelance income and robust business infrastructure solutions.
Our Vision
To power the global freelance economy through Linux and AI literacy while eliminating business revenue loss from server downtime.
Meet the Founder
Karim (Masum) — Founder & Lead Instructor
Karim (Masum) founded School Of Freelancing in 2015 to turn Linux and cloud expertise into freelance income and dependable business infrastructure. He is a Government-Verified Freelancer (Bangladesh, ID: F126196700864) — verify credential — and has personally trained hundreds of students while supporting live production servers for businesses worldwide.
Professional Credentials
- Government-Verified Freelancer, Bangladesh (ID: F126196700864)
- 10+ years hands-on Linux system administration & cloud infrastructure
- Production experience managing VoIP, SMS gateway, and AI agent deployments for paying clients
Technical Specialties
- Linux server administration & cloud infrastructure (Ubuntu, DevOps pipelines)
- VoIP systems — FusionPBX
- SMS gateway APIs — Telnyx, Twilio
- AI agent deployment — OpenAI & Claude developer integrations
- Server migration & automation
Instructor Background
As Lead Instructor, Karim designs and personally teaches every course in the School Of Freelancing curriculum, translating real client-support work into practical, job-ready training rather than theory alone.
Training Methodology
Courses follow a learn-by-doing model: live sessions on real servers and APIs, project-based assignments mirroring actual freelance gigs, and direct mentorship until a student lands paid work. Content is continuously updated based on live client-support cases handled by the School.
Client-Support Experience
Beyond training, Karim and the School Of Freelancing team directly support businesses with Linux server management, cloud migration, VoIP/SMS infrastructure, and AI automation — see Client Support for active service areas.
Organization History
Founded in 2015, School Of Freelancing has grown from individual mentorship into a full training and support organization, expanding its curriculum to cover FusionPBX, Telnyx, Twilio, OpenAI, and Claude developer training alongside its original Linux focus.