Hello, I'm

👋

Sachin Ajeetkumar Singh

Building innovative software solutions and architecting systems that scale. Passionate about clean code, performance optimization, and cutting-edge technology.

25+ Projects

2+ Years
Experience

5+ Technologies

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About Me

I am a passionate software engineer and full-stack developer dedicated to building high-performance web applications and intelligent systems. With a strong foundation in computer science, software design patterns, and machine learning, I specialize in crafting clean, scalable code and delivering seamless user experiences from complex backend architectures to polished, responsive user interfaces.

Professional Background

I am a dedicated Computer Engineer with a strong foundation in software development, system architecture, and problem-solving. With hands-on experience in both frontend and backend development, I thrive in full-stack projects that push me to think both creatively and technically.

In addition to my full-stack expertise, I have a deep interest in data engineering and love working with data—designing pipelines, optimizing data flow, and ensuring data integrity. I enjoy transforming raw data into meaningful insights and scalable systems.

My growing passion for Artificial Intelligence and Machine Learning drives me to explore intelligent systems that can learn, adapt, and solve real-world problems. I'm excited by the potential of combining software engineering, data, and AI to build impactful, future-ready solutions.

What I Do

Data analysis and visualization for actionable insights
Machine Learning and AI model integration
Full-stack web development
Software architecture and design
Database design and optimization
API development and integration
Code review and mentoring

Skills & Interests

Technical Skills

Python JavaScript PHP React.js React Native HTML CSS MongoDB Flask Streamlit Git REST APIs TensorFlow Scikit-learn ResNet50 Data Visualization (Plotly, Matplotlib, Seaborn) Gemini API Responsive UI Design

Soft Skills & Interests

Team Leadership Agile Project Management Public Speaking Technical Writing Critical Thinking Client Communication Brainstorming Analytical Thinking Decision Making Fast Learning Collaboration

Achievements

LeetCode Problem Solving: Solved 50+ problems across Easy, Medium, and Hard difficulty levels (50 days Badge). Profile
NPTEL Certification - Top 2% (2024): Ranked in the top 2% in the NPTEL "Demystifying Networking" exam. Certificate

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Work Experience

My professional journey is defined by hands-on engineering, technical collaboration, and entrepreneurial leadership. From designing production-grade backend integrations and WebSockets to co-founding e-commerce platforms and developing predictive machine learning models, I focus on delivering real-world value, optimizing systems, and driving performance in fast-paced production environments.

Backend & Full-Stack Intern

Cortiqx 2026 – Present

Working on production-grade backend systems using Node.js, PostgreSQL, Redis, and Firebase.
Contributing to real-time, scalable architectures with API gateways, WebSockets, and subscription-based access control.
Collaborating with senior engineers on system design, security, and performance optimization.
Implementing clean service separation, environment-based configurations, and deployment-ready backend setups.

Co-Founder & Web Developer

SM Foods Mar 2025 – Present

Website

Co-founded and launched a food startup with an eCommerce platform using Odoo.
Built and managed a responsive website, streamlining online orders and product listings.
Enhanced customer experience by optimizing UI/UX and navigation flow.
Led branding, packaging, and logistics coordination for initial product rollout.
Executed digital strategy and content updates, improving site engagement by 40%.

AI/ML & Data Science Intern

YBI Foundation Jan 2025 – Feb 2025

Git Live Demo

Built and optimized Image Recommendation ML models for real-world applications, improving accuracy by 15%.
Processed and analyzed 10,000+ data points for predictive insights.
Automated data preprocessing, reducing manual effort by 30%.
Collaborated on AI-driven solutions, enhancing decision-making efficiency.

Full Stack Developer

Kumar Fabricators 2022 – 2024

Git Live Link

Built responsive web applications using modern frameworks for fabrication services.

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My Projects

This section showcases a curated collection of my engineering work, highlighting my expertise in full-stack web development, intelligent systems, and data-driven architectures. Each project represents a complete, production-ready solution—ranging from Streamlit-powered AI data analysts and recommendation systems to robust web platforms and structural designs—built with clean coding patterns, optimized performance, and premium user experiences.

AI Data Analyst

Live

An intelligent Streamlit app for data analysis and visualization.

Jupyter Notebook Python Streamlit Pandas

Image Recommendation System

Live

Suggests visually similar images using feature extraction and embeddings.

Jupyter Notebook Python TensorFlow Numpy

Kumar Fabricators

Live

A business website built using simple HTML & CSS for a fabrication company.

HTML CSS JavaScript

SIH Chatbot DoJ

Hackathon

Chatbot for Department of Justice, built for Smart India Hackathon.

HTML CSS JavaScript

SIHC Chatbot JalShakti

Hackathon

Interactive water conservation chatbot for Smart India Hackathon.

HTML CSS JavaScript

To-Do Application

Live

A user-friendly to-do app with add, remove, and filter features.

React HTML CSS JavaScript

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Certificates (0)

This section showcases my verified certifications across key areas such as software engineering, data science, AI, DevOps, and web development. Each certificate reflects a milestone in my journey of continuous growth and technical mastery, demonstrating both practical skills and a commitment to staying ahead in the ever-evolving tech landscape. Click on any certificate to explore its details or verify its authenticity.