ENROLLMENT_STATUS: OPEN // 6_COURSES · 10K+_STUDENTS · MENTOR_LED
Not Just Courses.A Mentor Who Has Done It.
You don't need another video course from someone who read a textbook. You need a software architect who has shipped 500+ real projects — and can show you exactly how.
Twenty years of production code, real clients, international deployments, and hard lessons have been distilled into curriculum that has no filler. Every module answers the question real employers actually ask. Every concept is backed by a project I have personally shipped. This is not theory — it is the transfer of real engineering capability.
Debasis
Bhattacharjee
Senior Software Architect · AI Developer · Published Author
🟢 Accepting StudentsVALUE_PROP: LOADED // MENTOR_NOT_JUST_TEACHER · 20_YRS_EXPERIENCE
Why Learn From Me?
Every concept is taught through something I have actually built and shipped — not a sanitised tutorial project created just to explain the concept.
"500+ projects across 20 years."
I have taught at university level and led development teams in Germany. I know how to structure complex knowledge so it sticks — and how to apply it in production.
"Lecturer + Architect — rare combination."
Not a platform with a ticket system. You get direct access to me — questions answered in real time, code reviewed personally, blockers resolved fast.
"Direct mentorship, not pre-recorded videos."
Every course is built backwards from job requirements and real market demand. I teach what interviewers ask and what senior developers actually do.
"Curriculum built from 20 years of hiring."
FORMATS_AVAILABLE // VIDEO · LIVE · 1:1 · SELF_PACED
Choose Your Mode.
No two learners are the same. Whether you prefer learning alongside a cohort, need private 1-on-1 guidance, or want to train your entire team — there is a format built for you.
Learn alongside a cohort of 10–20 students
- Weekly live sessions with Q&A
- Group projects & peer learning
- Shared recordings for revision
- Community Slack channel access
- Certificate of completion
- Direct instructor feedback on assignments
Next batch starts June 2026. Limited seats.
Private sessions tailored entirely to you
- Custom curriculum for your specific goals
- Sessions at your pace, your schedule
- Personal code review every session
- Direct WhatsApp / email access between sessions
- Portfolio project built together
- Interview preparation & mock interviews
- Lifetime alumni support
Only 3 mentorship slots available per month.
Train your entire team with a custom program
- Tailored curriculum for your tech stack
- On-site or remote delivery
- Flexible scheduling for your team
- Progress tracking & reporting
- Minimum 5 participants
- Post-training support package
Get a custom quote within 24 hours.
CATALOGUE_LIVE // PHP · PYTHON · AI · SECURITY · ARCHITECTURE · BIZ
All Courses.
From PHP fundamentals to building production-grade WordPress plugins, REST APIs, and WooCommerce solutions. The most complete PHP course built from real project experience.
- OOP, MVC, Design Patterns in PHP
- Custom Plugin & Theme development
- REST API design & WooCommerce
- Security hardening & performance
Modern Python for real-world engineering — automation, APIs, data processing, and AI integration. Built for developers, not data scientists.
- Python 3.12+, OOP, modules
- REST APIs with FastAPI & Flask
- Automation, scripting, file processing
- Intro to Claude API & AI integration
Build real AI-powered applications using Claude API, OpenAI, and Model Context Protocol. The practical AI course for working developers — no math degree required.
- LLM fundamentals & prompt engineering
- Claude API & OpenAI SDK in depth
- Model Context Protocol (MCP) systems
- RAG, embeddings, AI agent workflows
Penetration testing, vulnerability analysis, and defensive coding from a certified ethical hacker with real security consulting experience. Hands-on lab environments included.
- OWASP Top 10 — exploits & defences
- Penetration testing methodology
- Network scanning, SQL injection, XSS
- Malware analysis & incident response
Design patterns, SOLID principles, microservices, event-driven architecture, and system design interview preparation — taught by a software architect who has used all of it in production.
- GoF 23 Design Patterns applied
- Domain-Driven Design & CQRS
- Microservices, event bus, messaging
- Scalability patterns & system design interviews
Software development + digital marketing + affiliate systems + SaaS launch + scaling strategies. Build a profitable online tech business from scratch with real mentorship.
- Software development & SaaS product launch
- Digital marketing, SEO & affiliate funnels
- Business model, pricing, client acquisition
- Scaling strategies & automation systems
CURRICULUM_STATUS: STRUCTURED // THEORY + PRACTICE + MENTORSHIP
What You'll Actually Learn.
A sample from the PHP & WordPress Mastery curriculum. Every module is structured to build on the last — no random topic jumps, no filler content.
— Debasis Bhattacharjee
- Variables, types, and type juggling in PHP 8.2+
- Arrays — indexed, associative, multidimensional
- Functions, closures, and arrow functions
- String manipulation & regex fundamentals
- Error handling — try/catch, custom exceptions
- PHP 8 named arguments & match expressions
- Namespaces & autoloading with Composer
- Project: Build a command-line data processor
- Classes, objects, constructors & destructors
- Inheritance, interfaces, abstract classes
- Traits — composition over inheritance
- Static properties & late static binding
- Magic methods: __get, __set, __call, __toString
- SOLID principles — real examples in PHP
- Design Patterns: Singleton, Factory, Observer
- Dependency Injection & IoC containers
- PHP Attributes (annotations)
- Project: Build an OOP-based REST API framework
- PDO vs MySQLi — when and why
- Prepared statements & SQL injection prevention
- Database schema design & normalization
- Advanced SQL: JOINs, subqueries, CTEs
- Transactions, rollbacks & ACID properties
- Query optimization & EXPLAIN analysis
- Stored procedures & triggers
- Database migrations & version control
- Project: Build a complete inventory management system
- WordPress architecture — hooks, filters, actions
- Plugin boilerplate structure & best practices
- Custom Post Types & taxonomies
- Admin dashboard pages & settings API
- AJAX in WordPress — front & back
- REST API endpoints from plugins
- User roles, capabilities & nonces
- Plugin security hardening checklist
- WooCommerce hooks & custom extensions
- Performance optimization & caching
- Plugin deployment to WordPress.org
- Project: Build & publish a complete plugin
- OWASP Top 10 for PHP applications
- Secure password handling — bcrypt & Argon2
- HTTPS, CORS, and CSP headers
- Server configuration — Nginx & Apache
- CI/CD pipelines for PHP projects
- Performance monitoring & error logging
- Final project: Production-grade web application
"The difference between a developer who can code and an engineer who can think is the mentor who taught them why — not just how. That is all I have ever tried to be."
— Debasis Bhattacharjee · University Lecturer · Software Architect · 10,000+ Students
REVIEWS_VERIFIED // 10K+_STUDENTS · INDIA_&_GLOBAL
The Work Speaks.
My Students Speak Louder.
"As a student with zero programming experience, I was terrified. Within three months of mentorship, I'd built and shipped my first desktop application. His teaching style makes the complex feel obvious."
"I'd done online courses before — YouTube, Udemy, the whole thing. Nothing clicked until I had a real architect explain why decisions are made, not just what to type. Complete game changer."
"Our corporate team went from struggling with legacy code to confidently designing microservices in 4 months. The training was structured, practical, and directly applicable. Worth every rupee."
These are real testimonials. Had a great experience? Send a video testimonial →
FAQ_LOADED // PREREQUISITES · OUTCOMES · SUPPORT · REFUNDS
Questions You Probably Have.
I have been teaching for 20 years. These are the questions every serious student asks before they commit. Answered honestly, with no sales pressure.
Ask me directly →It depends on the course. PHP & WordPress Mastery and Python courses are built for absolute beginners — no prior experience is needed. Architecture and AI Integration courses require at least 1–2 years of programming experience. I'll assess your level on the free discovery call and recommend the right starting point.
Batch classes run on a fixed schedule with a cohort of 10–20 students. You get group learning, peer interaction, and a lower price point. 1-on-1 mentorship is entirely customised to you — your schedule, your pace, your specific goals. I personally review your code and answer your questions in real time. For faster results and personal attention, 1-on-1 is always more effective.
You book a call, we talk. I'll ask about your background, your goals, and what you want to achieve. I'll tell you which course or format is actually right for you — even if that means recommending something cheaper or free. No pressure, no pitch. Just an honest conversation about whether I can help you.
Bank transfer, UPI, PayPal, Stripe (card payments), and installment plans for longer courses. For international students, pricing can be adjusted for purchasing power parity — ask me on the call. I have never let payment be the reason someone couldn't learn.
Yes. All batch class sessions are recorded and shared within 24 hours. 1-on-1 sessions are also recorded at your request. You will always have the material to revisit at your own pace.
I don't make promises I can't keep — I won't guarantee a job. What I will do is prepare your portfolio, conduct mock technical interviews, review your resume, and give you honest feedback on your interview readiness. Twenty years of hiring experience means I know exactly what employers want — and I'll make sure you have it.
If after the first two sessions you feel the course is not right for you, I will refund in full. I've been teaching long enough that this has almost never happened — but the guarantee exists because I stand behind what I teach.
GUIDANCE_MODE: ACTIVE // FIND_YOUR_PATH · FREE_CONSULTATION
Not Sure Which Course Is Right For You?
Book a free 15-minute call. Tell me where you are, where you want to go, and I will give you an honest answer — not a sales pitch. If I'm not the right fit, I'll tell you that too.
Only 3 consultation slots remaining this month · hello@debasisbhattacharjee.com
Ready to Stop Watching.
Ready to Start Building?
Every engineer I have ever mentored had one thing in common: they stopped waiting for the right moment and started. This is it.
hello@debasisbhattacharjee.com · +91 8777088548 · Mon–Fri, 9AM–6PM IST
🟢 Currently Accepting Students · Next Batch Starts June 2026