Hi there! 👋

I'm Kamali Kumar

Java Full Stack Developer & Technical Trainer

Previously worked as a Java Spring Boot Developer, specializing in building RESTful APIs, implementing JUnit testing, and managing CI/CD pipelines using Git and Jenkins. Played a key role in ensuring application quality, continuous integration, and smooth deployment processes. Prior to this, served as a Technical Trainer, where I successfully trained 2000+ aspiring programmers across various prestigious institutions, combining strong technical expertise with innovative and student-centric teaching methodologies to deliver impactful learning outcomes.

Kamali Kumar

About Me

Dedicated to fostering excellence in technical education and software development

Kamali Kumar

Kamali Kumar

I was previously engaged as a Developer at D2RAILABS, where innovation meets execution, contributing to real-time application development and delivery. In addition to my industry experience, I am also an experienced freelance technical trainer, dedicated to teaching programming skills to students across various colleges. My professional journey is driven by a strong passion for education, continuous learning, and creating a positive and impactful learning environment. I have recently resigned from my position and am actively seeking new job opportunities where I can further enhance my technical skills, take on challenging responsibilities, and contribute effectively to organizational growth.

2000+ Students Trained
19+ Colleges Collaborated
15+ Certifications
2+ Years Experience

Technical Skills

Expertise across multiple programming languages and modern development technologies

Core Java

Advanced Java programming with OOP concepts and enterprise development

Power Automate

Process automation and workflow optimization using Microsoft Power Platform

Power BI

Business intelligence and data visualization for informed decision making

REST API

Designing, developing, and consuming RESTful web services for scalable applications

Postman

API testing, validation, and automation for ensuring reliable backend services

MongoDB

NoSQL database, CRUD operations, aggregation, and schema design

Git

Version control and collaborative source code management using Git

MS SQL Server

Relational database management, querying, and performance optimization

MySQL

Database design, CRUD operations, and query optimization for web applications

AWS

Cloud computing services deployment, management, and scalability on AWS

Jenkins

CI/CD automation for building, testing, and deploying applications efficiently

C

System programming and performance-critical application development

SQL

Database design, optimization and complex query development

Python

Data analysis, automation and web development using Python

Data Structures

Algorithm optimization and efficient data structure implementation

MS Office Suite

Advanced Excel, PowerPoint and Word for business productivity

Spring Boot

Developing Restful APIs & Junit testing

Career Journey

Professional experience, hands-on projects, and academic background — highlighting technical expertise and innovation

Experience

Technical Trainer & Knowledge Transfer Specialist

Freelance
Dec 2026 - Apr 2026
Technical trainer delivering classroom session
  • Successfully trained over 2000+ students across 19+ colleges in C, Java, and Python.
  • Developed practical curricula and delivered hands-on workshops for industry readiness.
  • Conducted live coding sessions, assessments, and structured mentoring support.

Java & Spring Boot Developer

D2RAILABS
June 2025 - Nov 2025
D2RAILABS training and development activity
  • Developed scalable backend applications using Core Java and Spring Boot.
  • Designed and implemented RESTful APIs and microservices for client-facing systems.
  • Integrated third-party APIs for seamless business operations.
  • Optimized database performance using Hibernate/JPA query tuning.
  • Collaborated in Agile/Scrum teams, handled production issues, and supported code reviews.

Senior Technical Tutor & Corporate Trainer

Freelance
2023 - 2025
Senior tutor session with students in classroom
  • Delivered corporate-level training programs for students and professionals across multiple organizations.
  • Specialized in Core Java, Advanced Java, Spring Boot, and backend development.
  • Trained 2000+ learners with focus on real-time industry use cases and placement readiness.
  • Designed structured learning paths aligned to company-specific hiring requirements.
  • Conducted bootcamps, mock interviews, coding assessments, and project mentorship.

TECHNICAL TRAINER

Terv
Aug 2023 - Oct 2023
Technical trainer conducting engineering student session
  • Conducted high-impact training sessions for 2,000+ engineering students across multiple colleges.
  • Received 100%+ positive feedback for engagement and technical clarity.

Software Engineering Intern

Virtusa Consulting Services Pvt. Ltd.
February 2023 - May 2023
Virtusa internship technical session and campus training activity
  • Worked with project delivery and agile workflows in a real-time environment.
  • Supported Power BI and Power Automate use cases for business process improvements.
  • Handled ticketing tasks and collaborative implementation support with teams.

Projects

Production E-Commerce Backend (Turtle)

D2RaiLabs, Chennai | Java, Spring Boot, AWS
E-commerce Turtle project — modern web development showcase
  • Built and deployed scalable backend infrastructure serving 10000+ users and 10,000+ daily API requests.
  • Developed 20+ REST APIs secured with Spring Security and OAuth 2.0.
  • Optimized MySQL queries using Hibernate/JPA, improving response time by around 35%.
  • Maintained high reliability through AWS deployment and Jenkins CI/CD workflows.

Online Feedback Form

HTML, CSS, PHP
Why feedback matters — infographic for the online feedback form project
  • Built a full-stack feedback platform with dynamic form generation and secure login flow.
  • Implemented admin dashboard features for response management and reporting.
  • Improved usability with structured validation and responsive UI behavior.

Mobility Aware & Delay Sensitive Service Provisioning in Mobile Edge Cloud Networks

Java, NetBeans
Mobility-aware mobile edge cloud network architecture — edge servers, IoT devices, and cloud collaboration
  • Developed GUI-based simulation modules for mobility-aware and delay-sensitive provisioning.
  • Implemented Java logic for document handling and service routing in edge-cloud scenarios.
  • Focused on low-latency communication behavior and performance-aware service placement.

Education

B.E Computer Science and Engineering

K.S.R College of Engineering
2019 - 2023
College photo from academic program
  • Graduated with CGPA 8.72, specializing in software development and system design.
  • Built academic projects in web engineering and mobile edge-computing solutions.
  • Strengthened foundations in algorithms, databases, networking, and software architecture.

Higher Secondary Education

Vimala Matriculation Higher Secondary School
2017 - 2019
Vimala Matriculation Higher Secondary School entrance
  • Completed HSC with 75% and SSLC with exceptional 99%.
  • Built strong foundations in mathematics, science, and analytical problem-solving.
  • Maintained consistent academic performance with active school-level participation.

Certifications

Industry-recognized credentials demonstrating expertise across multiple domains

    Academic Collaborations

    Prestigious institutions where I've delivered impactful training programs

      Let's Connect

      Ready to collaborate or discuss opportunities? I'd love to hear from you

      Phone Number

      +91 9150581118

      Reference Pictures

      Recent training and institution event snapshots