13+ Years of Excellence Karvenagar & Akurdi Campuses
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+91 8888-0222-04
13+ Years
Corporate Leadership
22+
Expert Mentors
12+
Master Courses
Mr. Kunal Sonu Director CJC Pune
Founder & Chief Mentor
Founder & Director's Profile

Mr. Kunal Sonu (MCA, Ex-Syntel)

13+ Years Experience in Java/J2EE Technologies & Corporate Consultancy

Mr. Kunal Sonu, the Director of Complete Java Classes (CJC), holds a Master’s degree in Computer Applications (MCA). He possesses over 13+ years of rich industry experience in providing technical skills and consultancy in cutting-edge Java/J2EE, Spring Boot, and Python technologies.

He resigned from his senior role at Syntel and chose a dedicated mentorship career to provide in-depth, zero-compromise technical knowledge to needful candidates. Over the years, he has delivered specialized lectures at premier engineering institutions including Sinhgad Institutes, JSPM Group, and MMCOE Pune.

He has great passion for hands-on teaching, personally debugging code line-by-line in the lab, and preparing every student for real-world corporate software engineering challenges.

Ex-Syntel Technical Consultant
5,000+ Students Mentored
Guest Lecturer at Top Pune Colleges
Personal Weekend Mock Interviewer

Our Vision

To provide aspiring candidates with high-impact software engineering knowledge that is at-par with top IT multinational standards, but delivered in a pocket-friendly and accessible manner.

  • Bridge the gap between engineering colleges and corporate IT requirements.
  • Empower non-IT background students to switch seamlessly into IT careers.
  • Deliver high-end corporate training customized for tech companies.

Our Mission

To become India’s most trusted benchmark institute for producing skilled, industry-ready software engineers who contribute meaningfully to the IT industry.

  • Create skilled technical resources with strong logical & analytical foundations.
  • Maintain 100% practical, lab-oriented hands-on coding curriculum.
  • Provide rigorous placement drives and end-to-end interview grooming.
The CJC Methodology

How We Train Industry-Ready Developers

Our proven 4-stage learning lifecycle that ensures deep conceptual clarity and placement success.

01

Zero-Base Theory

Concepts broken down line-by-line from absolute fundamentals, assuming zero prior coding knowledge.

02

Hands-on Lab Coding

Daily 2-3 hours of dedicated coding practice in our Pune labs with real-time mentor assistance.

03

Live Enterprise Projects

Building production-grade web applications with database modeling, REST APIs, and microservices.

04

Mocks & Campus Drives

Rigorous weekend mock interviews, resume optimization, and direct placement drives until placed.

Mentorship That Delivers Results

Meet Our Expert Instructors

Learn directly from seasoned software engineering veterans with proven corporate track records at Syntel, Tata Technologies, and Capital First. Dedicated 1-on-1 lab mentors stand beside you daily.

Mr. Kunal Sonu Sir - Founder & Director 15+ Yrs Exp Founder & Director

Mr. Kunal Sonu Sir

Chief Mentor & Enterprise Java Architect

  • Ex-Syntel Senior Software Engineer
  • Master's in Computer Applications (MCA)
  • Personally trained 12,000+ alumni since 2011
Core Engineering Karvenagar & Akurdi
Mr. Amit Kumar Sir - Lead Instructor 10+ Yrs Exp Lead Instructor

Mr. Amit Kumar Sir

Lead Technical Instructor & Architecture Specialist

  • Worked with Tata Technologies & Capital First
  • Enterprise System Design & Microservices
  • Corporate Code Quality & Interview Prep
Full Stack Tech Corporate Faculty
Mr. Nandu Sir (Nand Kishor Kolhe) - Sr. Java Trainer 7+ Yrs Exp Sr. Java Trainer

Mr. Nandu Sir

Senior Java & J2EE Specialist

  • 7+ Years of Industry & Training Expertise
  • Core Java, Multithreading & OOPs Logic
  • Daily 1-on-1 Code Debugging & Lab Mentoring
Java & J2EE Lab & Lectures
Mr. Prashant Sir (Prashant Kumbhar) - Sr. Java Trainer 4+ Yrs Exp Sr. Java Trainer

Mr. Prashant Sir

Spring Boot & Microservices Mentor

  • 4+ Years of Specialized Java Frameworks Expertise
  • Spring Boot, Hibernate ORM & RESTful APIs
  • Multi-tier Enterprise Banking Live Projects
Spring & REST Project Mentor
Mr. Ravi Sir - Python & Data Science 3+ Yrs Exp Python & GenAI

Mr. Ravi Sir

Full Stack Python & Data Science Specialist

  • 3+ Years of Python & ML Engineering Expertise
  • Django REST Framework & SQL Optimization
  • Generative AI, LangChain & RAG Workflows
Python Stack AI & Data Science
Mr. Pranav Sir (Pranav Kharache) - Sr. Data Analysis Trainer 3+ Yrs Exp Data Analytics

Mr. Pranav Sir

Senior Data Analysis & BI Trainer

  • 3+ Years of Business Intelligence Expertise
  • Power BI, Advanced DAX & Tableau Dashboards
  • Complex SQL Querying & Business Case Studies
BI & Analytics Analytics Lead
Mr. Ajinkya Sir (Ajinkya More) - Sr. Java Trainer 4+ Yrs Exp Sr. Java Trainer

Mr. Ajinkya Sir

Enterprise Java & Web Services Specialist

  • 4+ Years of Technical Mentoring Experience
  • Web Services, Spring Security & Cloud Basics
  • Weekend Mock Technical Rounds & Problem Solving
Web Services Interview Mentor
Mr. Sammed Sir - Data Structure & Algorithm 3+ Yrs Exp DSA Specialist

Mr. Sammed Sir

Data Structures & Algorithms (DSA) Mentor

  • 3+ Years of Algorithmic Problem Solving
  • Trees, Graphs, Dynamic Programming & Recursion
  • Technical Coding Drills for Top Product MNCs
DSA & Logic Coding Drills

Learn From Industry Software Practitioners

Attend 2 Days of Live Lectures with Kunal Sonu Sir & our senior faculty team. Experience the difference before enrolling.

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