Kumar S Technical Architect - .NET Full Stack
No reviews yet

Hi, I’m Kumar, a Technical Architect & Full Stack Developer with 17+ years of experience designing and delivering enterprise applications in Banking, Finance, and Healthcare. Now, I’m offering online training for school & college students, freshers, and professionals who want to master programming, full stack development, and AI-assisted coding to become truly job-ready.

👨‍🏫 Why Learn from Me?
-----------------------------------
Industry Architect Experience – Led enterprise-scale projects across global clients, specializing in scalable architectures and cloud-native solutions.

Practical & Modern Learning – Classes include real-world projects, interview-level problems, and AI-driven development practices.

Tailored Guidance – Training customized for beginners, freshers, and professionals.

✅ What I Teach?
-------------------------
Programming: C#, Python, JavaScript

Full Stack Development: .NET Core, Angular, HTML/CSS

Databases: SQL Server, Oracle, PostgreSQL, NoSQL

Cloud & Architecture: AWS Serverless (Lambda, S3, SQS), Azure, Microservices, REST APIs, Design Patterns

Core CS Concepts: Data Structures, OOPs, Agile Practices

AI Tools for Developers: Cursor AI, Devin, GitHub Copilot, AWS CodeWhisperer – accelerate coding, improve quality, and boost productivity.

🎯 Who Can Join?
--------------------------
Students – Build a strong programming foundation with projects and coding practice.

Freshers – Gain job-ready full stack + AI coding skills and prepare for interviews.

Professionals – Upgrade to modern architecture, design patterns, cloud, and AI-powered coding.

📌 What You’ll Get?
----------------------------
Small batches / 1-on-1 personalized training

Real-time coding sessions with AI tool usage

Assignments, projects & code reviews

Career mentoring & project guidance

Affordable fees with flexible timings

Subjects

Python Beginner-Expert
.NET Core Beginner-Expert
Angular Beginner-Expert
SQL/PL and SQL Beginner-Expert
AI tools Beginner-Expert

Experience

Technical Lead / Architect (Feb, 2024–Present) at MNC

• Designed and developed scalable .NET Core Web APIs and Angular components to automate workflows such as validation, approvals, and reconciliation.
• Built data extraction and normalization services for unstructured documents, improving accuracy and reducing manual effort.
• Designed and optimized SQL Server databases and supported Azure-based deployments, ensuring stability, performance, and scalability.
• Led project planning and delivery, providing both technical and functional guidance to teams and client stakeholders.
• Enhanced enterprise management solutions with full-stack development across .NET Core, Angular, SQL Server, Android, and iOS.
• Implemented security, compliance, and performance optimization features to deliver reliable and enterprise-grade applications.
Technical Lead / Architect (May, 2022–Feb, 2024) at MNC

• Architected and delivered cloud-native solutions across real estate, finance, and healthcare domains, ensuring scalability, performance, and compliance.
• Designed and implemented serverless microservices using AWS Lambda (Python), S3, SQS, and SNS to streamline data ingestion, financial pipelines, and reporting workflows.
• Built full-stack applications with .NET Core, Angular, and SQL Server/PostgreSQL, including interactive dashboards, dynamic forms, and mobile-ready APIs.
• Led integration initiatives, connecting third-party APIs, legacy databases, and modern applications to enable real-time insights and operational efficiency.
• Implemented enterprise features such as audit trails, application security, and performance optimization, improving system reliability and compliance.
• Collaborated with stakeholders and mentored teams, conducting code reviews, architecture discussions, and guiding Agile delivery for global clients.
Technical Lead / Architect (May, 2010–May, 2022) at MNC

• Spearheaded the architecture design and development of enterprise-scale financial and data management solutions.
• Designed and implemented modular architectures with .NET Core, Angular, Microservices, and Oracle, ensuring scalability and maintainability.
• Acted as technical owner for critical components, driving design, development, and optimization.
• Provided solution architecture and customization for multiple international clients across diverse regulatory environments.
• Designed and optimized search engines and reporting engines handling high-volume data, leveraging advanced matching and indexing algorithms.
• Led the end-to-end customization of core platforms to meet varied compliance and business requirements.
• Developed integration services and APIs to connect with external systems such as banks, financial institutions, and government bodies.
• Built real-time and batch processing modules for secure, scalable, and high-performance data delivery.
• Conducted performance profiling and optimization of databases, services, and .NET components.
• Mentored and guided development teams, ensuring code quality, best practices, and timely delivery.
• Conducted code reviews, system analysis, and knowledge transfer sessions for team members.
• Collaborated with international stakeholders to translate business and compliance requirements into technical solutions.
• Delivered solutions in Agile/Scrum environments, ensuring iterative delivery and client satisfaction

Education

M.Sc., Computer Science (Jun, 2002–May, 2004) from MADURAI KAMARAJ UNIVERSITY, Madurai–scored 85 Percent
B.Sc., Computer Science (Jun, 1999–Apr, 2002) from MADURAI KAMARAJ UNIVERSITY, Madurai

Fee details

₹1,000–2,000/hour (US$10.53–21.05/hour)

Courses offered

Course 1: .NET Core API Development using AI Tools (Live Practical Session)
- ₹999
- Duration: 2 Hours
- Delivery mode: Online
- Group size: 5
- Instruction language: English, Tamil
- Certificate provided: Yes
🕐 0:00 – 0:20 Introduction
----------------------------------------
1. Overview of .NET Core API architecture
2. AI tools for backend generation (ChatGPT, Cursor)
3. Prompt demo: “Create a .NET Web API for managing Products with CRUD
and SQL Server connection.”

🕐 0:20 – 1:10 API Creation with AI
---------------------------------------------------
1. Model creation
2. Controller generation using AI
3. Configure SQL Server / In-memory DB
4. Add validation and exception handling with AI
5. Swagger testing

🕐 1:10 – 1:45 Advanced Enhancements
-----------------------------------------------------------
1. Add filtering, sorting, pagination using AI prompt
2. Secure API with JWT (AI-assisted)

🕐 1:45 – 2:00 Wrap-Up
-----------------------------------
1. Recap + Export generated code
2. Q&A
Course 2: Node.js API Development using AI Tools (Live Practical Session)
- ₹999
- Duration: 2 Hours
- Delivery mode: Online
- Group size: 5
- Instruction language: English, Tamil
- Certificate provided: Yes
🕐 0:00 – 0:20 Setup
-------------------------------
1. Node.js + Express overview
2. Create folder structure using AI prompt
3. “Generate an Express.js API for managing users with DB connection.”

🕐 0:20 – 1:10 Build API
-----------------------------------
1. Generate CRUD routes and controllers
2. DB schema generation
3. Add validation and middleware
4. Test API using Postman

🕐 1:10 – 1:40 Enhancements
--------------------------------------------
1. JWT Authentication (AI-assisted)
2. Environment configuration and error handling

🕐 1:40 – 2:00 Wrap-Up
-----------------------------------
1. Compare .NET vs Node.js approaches
2. Takeaway: AI efficiency in backend dev
Course 3: Angular Application Development using AI Tools (Live Practical Session)
- ₹999
- Duration: 2 Hours
- Delivery mode: Online
- Group size: 5
- Instruction language: English, Tamil
- Certificate provided: Yes
🕐 0:00 – 0:15 Overview
------------------------------------

1. Angular architecture + AI tools (Cursor, ChatGPT)
2. Generate base app structure

🕐 0:15 – 1:10 Build Frontend
--------------------------------------------
1. AI prompt: “Generate Angular component for displaying product list with
Material Design.”
2. Create service for API calls
3. Add reactive form for Create/Edit
4. Connect to backend API (.NET or Node.js)

🕐 1:10 – 1:45 UI Enhancement
-----------------------------------------------
1. Style using Tailwind/Material
2. Add sorting, filtering, and validation with AI help

🕐 1:45 – 2:00 Wrap-Up
-----------------------------------
Full-stack integration demo
Course 4: Mobile App Development using AI Tools (Live Practical Session)
- ₹999
- Duration: 2 Hours
- Delivery mode: Online
- Group size: 5
- Instruction language: English, Tamil
- Certificate provided: Yes
🕐 0:00 – 0:20 Setup
-------------------------------

1. Choose framework: Flutter / Ionic / React Native
2. Create new mobile app with AI-generated boilerplate

🕐 0:20 – 1:20 App Development
-------------------------------------------------

1. Connect mobile app with API (either .NET or Node)
2. Display list and details pages
3. Add form to post data to API
4. Handle API errors gracefully

🕐 1:20 – 1:50 Design & Testing
----------------------------------------------

1. Apply theme using AI prompt
2. Test app in emulator
3. Build APK using AI-generated build script

🕐 1:50 – 2:00 Wrap-Up
-----------------------------------

Recap, Q&A, next steps
Course 5: Interview Preparation Assistance (Angular, .Net Core, SQL Server, AWS)
- ₹999
- Duration: 2 Hours
- Delivery mode: Online
- Group size: 5
- Instruction language: English, Tamil
- Certificate provided: No
1. Resume & LinkedIn Optimization (25 mins)
2. Project Presentation for Interviews (20 mins)
3. Technical Preparation Plan (15 mins)
4. Mock Interview (40 mins)
5. Interview Tips, Mindset & Follow-Up (20 mins)
Course 6: Online assignment help (Angular / .NET / SQL / AWS - Live Debugging & Mentorship)
- ₹999
- Duration: 1 Hour
- Delivery mode: Online
- Group size: 5
- Instruction language: English, Tamil
- Certificate provided: No
🕒 Availability:

🕗 8:00 PM – 10:00 PM IST (Evening slots)
-------------------------------------------------------------
1. 📅 Available all days by prior appointment
2. 📞 Live session via Zoom / Google Meet / Teams

💰 Session Fee:
-----------------------
₹999 for 1-hour session

🧰 Tech Stack Covered:
-----------------------------------
Frontend: Angular, TypeScript, HTML, CSS, Bootstrap, RxJS
Backend: .NET Core API, Entity Framework Core
Database: SQL Server, PostgreSQL
Cloud: AWS EC2, Lambda, S3, RDS
Tools: VS Code, Visual Studio, Postman, GitHub, AI Debugging Tools
Course 7: Freelance Technical Interviewer — Angular | .NET | SQL Server | AWS
- ₹999
- Duration: 1 Hour
- Delivery mode: Online
- Group size: 5
- Instruction language: English, Tamil
- Certificate provided: Yes
I am an experienced .NET and Angular technical lead with hands-on expertise in designing, developing, and deploying full-stack applications across cloud environments (AWS).

As a Freelance Interviewer, I help companies and candidates assess technical strengths through structured, real-world coding challenges, architectural discussions, and scenario-based questions.

I also assist job seekers with mock interviews, resume enhancement, and LinkedIn profile optimization to boost their confidence and success rate.