Your Partner in
Technology.
Empowering businesses with cutting-edge software solutions. From web applications to mobile development, we provide the expertise you need to succeed.
Technologies We Master
We use the latest and most robust technologies to build scalable solutions.
About
Substring Technologies
We empower businesses with cutting-edge software solutions and developers with top-notch training. From web applications to mobile development, we provide the expertise you need to succeed in the digital era.
Durgesh Kumar Tiwari
"A teacher at heart, a builder by trade."
Renowned software engineer and corporate trainer empowering the next generation of developers.
Top Companies Our Students Work At
Our graduates are making an impact at leading tech companies worldwide.
Why Choose
Substring?
We don't just teach coding; we shape careers. Our holistic approach combines technical depth with professional grooming to create complete software engineers.
Industry-Level Mentorship
Learn directly from senior engineers and architects from top tech companies.
Real-World Projects
Work on live projects and build a portfolio that stands out to recruiters.
Career Support
Resume building, mock interviews, and job referrals to help you get hired.
Modern Tech Stack
Master the latest tools and technologies used by top startups and enterprises.
High-Quality Code
Learn best practices, clean code architecture, and scalable design patterns.
1:1 Support System
Personalized guidance and doubt clearing sessions to ensure your success.
Our Services
We offer a comprehensive range of software services to help your business grow and succeed in the digital age.
Web Development
Custom websites and web applications built with modern technologies like React, Next.js, and Node.js.
App Development
Native and cross-platform mobile applications for iOS and Android using Flutter and React Native.
Backend Systems
Scalable and secure backend architectures using Microservices, Spring Boot, and Cloud technologies.
Cloud Solutions
Cloud infrastructure setup, migration, and management on AWS, Azure, and Google Cloud Platform.
AI & ML Integration
Integrating Artificial Intelligence and Machine Learning models to make your applications smarter.
DevOps Services
Streamlining development and operations with CI/CD pipelines, containerization, and automation.
What Our Students Say
Join thousands of successful graduates who have transformed their careers with Substring.
"You are really doing a very good work for the uplifment of professionals and students like me. I cracked interviews in MNC after learning many things from your video only."
Prince Khan
Student
"Excellent Spring Boot course! Durgesh sir's mentorship is top-notch. Concise, clear, and highly informative. A must for anyone looking to master Spring Boot quickly."
Kumar Shanu
Spring Boot Student
"Big fan sir. Aap ne mera future bana diya. Aapke course buy kar k Aaj bohot knowledge mili hai. #future save. Love from Gujarat."
Shivam Pawar
Student
"You are the One of the best Teacher Sir. I really think Docker is hard But Now After Completed your Docker Tutorial my concept is Crystal Clear."
SNxGamingG
Docker Student
"I can't express enough how transformative this React tutorial has been for me. It's engaging, thorough, and practical. Don't miss out on this opportunity to master React!"
Gulshan Kumar
React Student
Join Our Community
Be part of a growing network of developers. Learn, share, and grow together across all our platforms.
Get in Touch
Have a question or want to discuss a project? We'd love to hear from you. Reach out to us directly or visit us.
Visit Us
Substring Technologies,
633/D/P256 B R Dubey Enclave,
Dhanwa Deva Road Matiyari Chinhat,
Lucknow, UP, INDIA 226028
Email Us
contact@substringtechnologies.com
tech.substring@gmail.com
Call Us
+91-9839466732
Send us a Message
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