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Hi, I'm Kaliraj.
I craft Full-Stack Software.

Full-Stack Developer & Software Engineer.
Building web applications, business solutions and digital products.

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01 · About

A bit about me

I'm Kaliraj M, a software developer and entrepreneur passionate about building practical digital solutions that solve real-world problems.

I enjoy working across web development, software applications, and emerging technologies, with a focus on creating solutions that are functional, reliable, and user-friendly.

I'm the Founder of VinStack Technologies, where I work with businesses to develop websites, web applications, and custom digital solutions. Working directly with clients has given me valuable experience in understanding business requirements, solving practical challenges, managing projects, and turning ideas into working solutions.

I'm continuously learning, experimenting with new technologies, and working on real-world projects to grow as a developer, entrepreneur, and technology professional.

I build.I learn.I solve.I keep moving forward.

2025
B.E. Computer Science and Engineering
2022
Diploma · Computer Networking
02 · Projects

Selected work

Business Website Upgrade

12/2025 — 01/2026
  • Modernized the Nellai Overseas corporate website using Astro, PostgreSQL, Supabase, and Cloudflare, with a responsive design and an admin system for authentication and job posting management.
  • Astro
  • PostgreSQL
  • Supabase
  • Cloudflare

Expense Tracker App

10/2025 — 10/2025
  • Built a full-stack expense tracker using React, Flask, and SQLite with authentication, CRUD-based expense management, and an interactive analytics dashboard.
  • React
  • Flask
  • SQLite

Intelligent Meeting Scheduling Agent

03/2025 — 03/2025
  • Developed an AI-powered meeting scheduler using Python, NLP, MongoDB, and Streamlit, integrating Google Calendar and Gmail APIs for automated scheduling, invitations, and reminders.
  • Python
  • NLP
  • MongoDB
  • Streamlit

RBAC Admin Dashboard

10/2024 — 11/2024
  • Developed a React-based admin dashboard with Node.js, Express, MongoDB, and Ant Design, implementing role-based access control, permissions, role management, and audit logging.
  • React
  • Node.js
  • Express
  • MongoDB
  • Ant Design
View All Projects
03 · Experience

Where I've been

  1. Full Stack Developer

    VinStack Technologies
    01/2026 — Present
    • Founded and lead VinStack Technologies, building full-stack web applications, business websites, POS systems, and custom digital solutions for businesses.

  2. Flutter Intern

    BharatKart
    09/2025 — 11/2025
    • Developed an Instagram-like social media application using Flutter, with multilingual support across 20+ languages including Arabic and Tamil.

  3. Web Development Intern

    Developer Arena
    03/2025 — 09/2025
    • Developed responsive websites and a task management application using React and modern web technologies, with deployment through Netlify and AWS.

  4. Full Stack Development Intern

    SynecX AI Labs
    06/2024 — 12/2024
    • Contributed to a full-stack POS system using React, Python, and MongoDB, integrating YOLO-based computer vision with Raspberry Pi for automated product detection.

  5. GenAI Intern

    SAP Labs
    06/2024 — 08/2024
    • Developed a Slack-based Expense Management Bot using Python, BERT, OCR, Slack API, and MongoDB for automated expense processing.

  6. Digital Transformation Intern

    ELGi Equipments
    08/2023 — 11/2023
    • Contributed to digital transformation initiatives and the Neuron Controller 4 Simulation tool using web technologies, Git, Azure, and project management practices.

  7. Data Science Intern

    Exposys Data Labs
    06/2023 — 07/2023
    • Worked with Python on data preprocessing, exploratory data analysis, visualization, and dataset analysis using Jupyter Notebook and Kaggle.

  8. Full Stack Intern

    Kaashiv Infotech
    06/2021 — 09/2021
    • Built a basic e-commerce website using HTML, CSS, JavaScript, PHP, and SQL while gaining practical experience in full-stack web development.

  9. Cyber Security Intern

    Accent Techno Soft
    05/2021 — 06/2021
    • Gained hands-on exposure to cybersecurity, vulnerability assessment, ethical hacking, and security practices across Windows and Linux environments.
04 · Contact

Let's build something.

Open to interesting work, collaborations and conversations.