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Vasanth Kumar_
Architecting Digital Realities & Intelligent Systems
Senior Full Stack Developer | AI Enthusiast | Problem Solver
About Me
My coding journey from PHP and web development to full-stack and scalable systems.
My Journey
I focus on the full stack—frontend to backend, databases to DevOps—to deliver reliable, scalable applications. From REST APIs and React UIs to system design and deployment, I take ownership from idea to production.
I believe in clean architecture, maintainable code, and shipping features that users and businesses rely on. When I'm not coding, I'm learning new tools or refining existing systems.
2021 · Started in PHP & Web
Joined Maintec as PHP Developer; built HRMS and EPMS modules with CodeIgniter, Laravel, and Tauri.
2022 · Software Developer
Promoted; delivered multi-tenant HRMS and cross-platform productivity monitoring (EPMS).
2023 · Full Stack at Koyal
Architected custom CRM portal, core APIs, and Zoho integrations for USIPCOM.
2025 · Senior Full Stack Developer
Promoted at Koyal; led technical ownership and critical deliverables.
2026 · SkillRev & Scale
Leading end-to-end CRM portal development, GCP deployment, and CI/CD at SkillRev.
Experience
Leading end-to-end product development and scalable systems across telecom, CRM, and enterprise tools.
SkillRev LLP
Client: USIPCOM
- Leading end-to-end development of a custom CRM-like customer portal built from scratch based on evolving telecom business requirements.
- Designed modular architecture and implemented scalable backend and frontend systems.
- Managed complete deployment lifecycle on Google Cloud Platform (GCP).
- Implemented CI/CD pipelines using GitHub Actions for automated build and deployment.
- Customized Zoho CRM with advanced workflows, custom functions (Deluge), and client scripts to automate business processes.
- Developed system-to-system integrations using scheduled cron jobs and automation pipelines.
- Built bulk data ingestion workflows to process and normalize large FCC broadband datasets into internal systems.
- Developed and integrated an online PhoneBooth Store for product purchases with unified billing and payment gateway integration.
- Responsible for requirement analysis, development, production deployment, and post-release optimization.
Koyal Technologies LLP
Client: USIPCOM
- Promoted to Senior role in recognition of consistent performance, technical leadership, and ownership of critical deliverables.
- Architected and built the foundational structure of the custom CRM portal.
- Developed core business modules and backend APIs.
- Established integration between internal systems and Zoho CRM.
- Implemented initial automation workflows and cron-based background processing.
Maintec Technologies - India
In-House Projects
- Promoted to Software Developer in recognition of proactive adoption of modern technologies and consistent delivery of high-impact solutions.
- HRMS: Designed and developed a multi-tenant HRMS platform supporting multiple companies and large-scale user bases. Built modules for employee management, payroll, attendance, leave tracking, performance, and reporting. Implemented scalable backend using PHP (CodeIgniter & Laravel) with MySQL and stored procedures. Designed database for high concurrency and multi-company isolation with RBAC.
- EPMS: Developed a cross-platform productivity monitoring tool using Tauri (Rust) for backend and HTML/JavaScript for real-time dashboard. Designed efficient data capture with secure transmission and reporting for performance evaluation.
Skills & Expertise
4+ years of hands-on experience with modern web technologies. Full stack with a focus on scalability and clean architecture.
Frontend
Backend
Tools & Others
Projects
Real projects solving real problems. From PDF tools to AI-powered apps and live demos.
PDF Toolkit
LiveMerge multiple PDFs, split by page or custom ranges, reorder pages, convert images or Markdown to PDF. Production tool for quick document handling.
- Merge PDFs
- Split by page or range
- Reorder pages
- Images/Markdown to PDF
DocMind - RAG Chat Application
LiveA cutting-edge Retrieval-Augmented Generation (RAG) agent capable of ingesting websites and enabling users to chat with their content in real-time.
- Website Ingestion
- Smart Chunking
- Vector Search
- Context-Aware Responses
Other Projects
GitHub Contributions
Frequently Asked Questions
Common questions about Vasanth Kumar, services, and how to work together.
What does Vasanth Kumar specialize in?▼
Full-stack development with React, Next.js, and Node.js. AI/ML integration using RAG systems and LangChain. SaaS product building from MVP to scaling. 4+ years of professional experience.
Is Vasanth Kumar available for freelance projects?▼
Yes! I work on project-based engagements, retainers for ongoing support, and can explore equity arrangements for promising SaaS ideas. Flexible engagement models based on project needs.
What technologies do you use?▼
Frontend: React, Next.js, TypeScript, Tailwind CSS. Backend: Node.js, Express, PostgreSQL, MongoDB. AI: LangChain, OpenAI, RAG systems. DevOps: AWS, Docker, GitHub Actions, Vercel.
How long does a typical project take?▼
MVP: 2-3 months. Full product: 3-6 months. AI integration: 4-12 weeks. SaaS product: 3-6 months for MVP. Exact timeline depends on complexity and scope. Discussed during consultation.
Do you have examples of your work?▼
Yes! Check out detailed case studies for DocMind (RAG chatbot) and PDF Toolkit (document processing). Plus 5+ projects live on GitHub with source code available.
How can I hire you?▼
Email s.vasanth300@gmail.com or connect on LinkedIn. I typically respond within 24 hours. We'll schedule a consultation to discuss your project needs, timeline, and budget.
Let's Work Together
Got a project in mind? Let's discuss how we can bring your ideas to life.
Get In Touch
Reach out for collaborations, contracts, or a quick chat.
- Emails.vasanth300@gmail.com
- LocationRemote
- Response TimeWithin 24 hours
Quick Contact
Send Email
Quick and direct communication
Professional networking and updates
Explore More
Learn about my services, view detailed case studies, and see all projects.