Medium
Sep 15, 2025
•5 min readBuilding an AI Inbound Calling Solution with Vapi, and Node.js + React.js
Learn how to create a scalable AI inbound calling solution using Vapi, Node.js, and React.js.
AINode.jsReact.js
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React.jsNext.jsNode.js
Currently Building
Modern web applications with cutting-edge technologies.
● Available for Work● Open to Projects
Scroll to explore
Achievements & Impact
Numbers that reflect my commitment to excellence and client success
0+
Projects Completed
Successful deliveries
0+
Happy Clients
Worldwide satisfaction
0+
Years Experience
Professional expertise
0+
Technologies Mastered
Proficient tech stack expertise
About Me
Passionate technologist with a mission to transform ideas into impactful digital experiences
2+
Years of Experience
10+
Technologies Mastered
15+
Team Members Mentored
5+
Open Source Contributions
Hello! I'm Shubham Singh, a passionate full-stack developer and technical architect based in Noida, India. With over 2 years of experience, I've had the incredible opportunity to work with innovative startups, established enterprises, and everything in between.
My journey began with a simple fascination for how things work under the hood. This curiosity evolved into a deep expertise in modern web technologies, cloud architecture, and AI integration. I specialize in building scalable applications that not only solve complex business problems but also deliver exceptional user experiences.
Beyond coding, I'm passionate about mentoring emerging developers, contributing to open-source projects, and staying at the forefront of technological innovation. I believe in writing clean, maintainable code and building systems that can scale with business growth.
Clean Architecture
Writing maintainable, scalable code following SOLID principles and best practices
Global Impact
Collaborating with teams worldwide to deliver solutions that reach millions of users
Performance First
Optimizing applications for speed, efficiency, and exceptional user experiences
Passion Driven
Genuinely passionate about solving complex problems through elegant technology
Results Focused
Delivering measurable business value through strategic technical decisions
Team Leadership
Mentoring developers and fostering collaborative, high-performing teams
Innovation Mindset
Constantly exploring emerging technologies and creative problem-solving approaches
Always Learning
Staying current with latest technologies, frameworks, and industry best practices
Technical Expertise
Comprehensive skill set spanning the entire development lifecycle
Frontend Development
5 technologies mastered
React(1.5+ years)
98%Next.js(1+ year)
95%TypeScript(1+ year)
92%Tailwind CSS(1.5+ years)
96%Framer Motion(1.5+ years)
90%Continuously learning and adapting to emerging technologies
AI/ML IntegrationWorkflow AutomationWeb DevelopmentServerless ArchitectureMicroservices
Professional Journey
Growing experience in software development and technical education
Oct 2025 - Present
Noida, Uttar Pradesh, India
Full-time
Working as a Senior Analyst, leading backend development using Python while overseeing system design and ensuring scalable, secure, and high-performance solutions.
Key Achievements:
- Leading backend development with Python frameworks like Django and FastAPI
- Designing scalable APIs and microservices architecture
- Implementing CI/CD pipelines and containerization with Docker
- Collaborating with DevOps and product teams for cloud-based deployments
- Ensuring performance, reliability, and security of applications
Technologies Used:
Python
Django
FastAPI
REST APIs
PostgreSQL
Docker
AWS
Git
Jul 2024 - Oct 2025
Noida, Uttar Pradesh, India
Full-time
Currently working as a Software Developer focusing on AI integration, workflow automation, and scalable web applications. Involved in developing full-stack solutions using modern frameworks, managing cloud infrastructure, and optimizing deployment pipelines.
Key Achievements:
- Developed and maintained full-stack applications using React, Node.js, and Next.js
- Implemented AI and workflow automation using n8n and custom APIs
- Managed and deployed applications using Docker, PM2, and AWS EC2
- Handled server management and deployment pipelines in Linux environments
- Collaborated with team members to deliver efficient and scalable solutions
Technologies Used:
React
Node.js
Next.js
Docker
AWS
n8n
PM2
Linux
JavaScript
TypeScript
Feb 2022 - Oct 2024
Remote
Part-time
Worked as a Subject Matter Expert providing educational support and expertise in various technical subjects. Contributed to educational content development and student assistance in a remote capacity.
Key Achievements:
- Provided expert guidance on technical subjects
- Developed educational content and materials
- Supported students with complex problem-solving
- Maintained high quality standards in educational delivery
Technologies Used:
Educational Technology
Content Development
Online Learning
Technical Writing
Sep 2023
Remote
Internship
Completed a 1-month intensive internship in Web Development with outstanding performance. Gained hands-on experience in modern web development practices and technologies.
Key Achievements:
- Completed internship with outstanding remarks
- Developed practical web development skills
- Worked on real-world projects and applications
- Received Certificate of Completion with recognition
Technologies Used:
HTML5
CSS3
JavaScript
Web Development
Frontend Development
My Projects
A showcase of web applications built with modern technologies and best practices
Life Management Platform
AI-Powered Communication Platform
A React-based web application integrated with Twilio and n8n, offering intelligent, real-time conversation flows for customer engagement.
10K+
messagesHandled
50+
workflowsAutomated
99.9%
uptime
Key Features
- Real-time communication with Twilio
- Automated workflows with n8n
React
Redux
Twilio
n8n
JavaScript
Responsive Design
DJ Rentals Website
Audio-Visual Equipment Rental Platform
A fully responsive platform for renting DJ and AV equipment, featuring real-time booking, payment integration, and intuitive UI using React and Redux.
1,500+
rentalsCompleted
Stripe & PayPal
paymentGateways
Live via Calendar
availabilityTracking
Key Features
- Integrated dual payment gateways (Stripe & PayPal)
- Real-time date-based equipment availability
React
Redux
Stripe
PayPal
MUI
Bootstrap
+4 more
Auto Dialer System
Automated Lead Calling Solution
An intelligent auto-dialer built using Twilio, Vapi, and n8n to automate outbound calls to leads and enhance communication efficiency.
85%
successRate
Fully Automated
workflows
Key Features
- Integrated Twilio voice API for automated calling
- Used Vapi for smart voice response handling
Twilio
Vapi
n8n
Node.js
Automation
Voice AI
Dialer Application
Next.js Frontend with Node.js & Twilio Backend
A full-stack dialer system built with Next.js (frontend) and Node.js (backend), integrated with Twilio for real-time calling functionality.
50+
callsPerMinute
99.9% uptime
reliability
Key Features
- Integrated Twilio API for real-time calling
- Built a secure backend in Node.js with Express.js
Next.js
Node.js
Twilio
Express.js
REST API
Interested in seeing more projects or discussing a collaboration?
My Education
"Education is not the learning of facts, but the training of the mind to think."
2022-2024
CompletedMaster of Computer Application
Madan Mohan Malaviya University of Technology•Gorakhpur
CGPA: 8.34
Specialized in Computer Applications with focus on modern software development and emerging technologies.
Active in technical societies
Working on thesis project
2019-2022
CompletedBachelor of Science (Hons.)
Banaras Hindu University•Varanasi
CGPA: 7.96
Comprehensive undergraduate program with strong foundation in computer science fundamentals.
Consistent academic performance
Participated in coding competitions
2017-2019
CompletedIntermediate
Glenhill School•Varanasi
Percentage: 85.8%
Higher secondary education with focus on Science stream, building strong analytical skills.
Science stream topper
Active in school activities
2015-2017
CompletedHigh School
Chandraprabha Public School•Varanasi
CGPA: 10.0
Completed secondary education with perfect academic record and strong foundation.
Perfect academic record
Class topper
Leadership roles
Certifications & Credentials
Validated expertise through industry-recognized certifications and continuous learning
Featured
Oracle Cloud Infrastructure Certified Foundations Associate
Oracle University
Apr 2026
Oracle certification validating foundational knowledge of Oracle Cloud Infrastructure, cloud concepts, services, security, and architecture.
Skills Validated
Oracle Cloud Infrastructure
Cloud Computing
OCI Services
Cloud Security
Credential ID
103442673OCI25FNDCFA
Featured
Frontend Developer (React)
HackerRank
Nov 2025
Certification demonstrating strong proficiency in building modern frontend applications using React and Tailwind CSS.
Skills Validated
React.js
Tailwind CSS
Java Swing
Credential ID
674DDFB83A63
Featured
Software Engineer
HackerRank
Sep 2025
Certification validating backend and full-stack development skills, including APIs, databases, and server-side logic.
Skills Validated
Node.js
MySQL
JavaScript
REST APIs
Credential ID
C1617C000EDA
Problem Solving (Basic)
HackerRank
Jun 2024
Certification proving fundamental problem-solving skills, including logic building, algorithms, and data handling.
Skills Validated
Problem Solving
Algorithms
Logical Thinking
Credential ID
C69C494DEB3D
Coding Recap '23
Coding Ninjas
Dec 2023
Recognition for consistent coding practice and participation in Coding Ninjas programs during 2023.
Skills Validated
Data Structures
Algorithms
Competitive Programming
Credential ID
Java (Basic)
HackerRank
Dec 2023
Certification validating core Java concepts including OOP, syntax, and basic application development.
Skills Validated
Java
Object-Oriented Programming
Credential ID
0221677784F1
Committed to continuous learning and staying current with industry standards
Latest Blog Posts
Sharing insights, tutorials, and experiences in web development
Medium
Nov 26, 2025
•6 min readJSON vs TOON: The New Battle of Data Formats in the AI Era
A deep, interactive breakdown of JSON vs TOON and why TOON is emerging as the next-generation data format for AI systems, LLMs, vector databases, and memory architectures.
AIMachine LearningLLM
Read More
Hashnode
Aug 21, 2025
•6 min readBuilding a Smart AI Calling Agent with Vapi, Twilio, and n8n
Step-by-step guide to building a smart AI calling agent using Vapi, Twilio, and n8n workflows.
AITwilioVapi
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Hashnode
Jul 25, 2025
•6 min readPM2: The Ultimate Guide to Managing Node.js Applications in Production
A deep dive into PM2, the process manager for Node.js, to help you scale and monitor production apps.
Node.jsPM2Production
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Hashnode
Jun 6, 2025
•3 min readGetting Started with Docker: Simplifying Containerization for Modern Development
Beginner-friendly introduction to Docker for developers looking to adopt containerization.
DockerDevOpsContainers
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Medium
Jun 5, 2025
•2 min readWhy Developers Are Moving to Bun.js: A Faster JavaScript Runtime for the Modern Web
Explore Bun.js, the blazing-fast JavaScript runtime, and why it's gaining popularity among developers.
Bun.jsJavaScriptNode.js
Read More
Hashnode
Jul 21, 2025
•14 min readBuilding Voice Applications with Vapi
Voice AI is transforming how businesses interact with customers, automate workflows, and enhance user experiences.
NLPVoice AIVapi
Read More
Connect with Shubh1515
Connect with me across platforms to explore my projects, coding profiles, blogs, and full-stack development work.
Services
Comprehensive freelance services to help bring your ideas to life
Web Development
Custom web applications built with modern frameworks like React, Next.js, and Node.js.
Responsive Design
SEO Optimization
Performance Tuning
Cross-browser Compatibility
Mobile Development
Native and cross-platform mobile apps that deliver exceptional user experiences.
iOS & Android
React Native
App Store Deployment
Push Notifications
Cloud Solutions
Scalable cloud infrastructure and deployment solutions using AWS, Vercel, and Docker.
AWS Setup
CI/CD Pipelines
Database Migration
Performance Monitoring
AI Integration
Integrate AI and machine learning capabilities into your existing applications.
OpenAI Integration
Custom AI Models
Data Analysis
Automation
Performance Optimization
Optimize your existing applications for speed, efficiency, and better user experience.
Code Auditing
Database Optimization
Caching Strategies
Load Testing
Security Consulting
Comprehensive security audits and implementation of best practices for your applications.
Security Audits
Vulnerability Testing
GDPR Compliance
Data Protection
Need something custom? Let's discuss your project requirements.
Get a QuoteClient Testimonials
What my clients say about working with me
"Shubham delivered an exceptional e-commerce platform that exceeded our expectations. His attention to detail and technical expertise are outstanding. The project was completed on time and within budget."
Sarah Johnson
CEO, TechStart Inc.
TechStart Inc.
Get In Touch
Ready to start your next project? Let's discuss how I can help bring your ideas to life.
Let's Connect
I'm always interested in new opportunities and exciting projects. Whether you need a complete web application, mobile app, or just want to discuss your ideas, I'd love to hear from you.