Mandala Santosh Kumar

Backend Developer
Dhanbad, IN.

About

Highly accomplished Backend Developer and B.Tech graduate from IIT Dhanbad, recognized for a strong foundation in Data Structures & Algorithms (LeetCode rating 1867) and expertise in Java, JavaScript, Spring Boot, and SQL. Proven ability to design, develop, and deploy scalable web applications, REST APIs, and microservices, as demonstrated through significant projects that improved user engagement by up to 40% and reduced checkout times by 35%. Eager to leverage full-stack development skills and problem-solving acumen to build innovative solutions in a dynamic tech environment.

Work

Moneywell
|

Software Engineer Intern

Remote

Summary

Contributed as a Software Engineer Intern, enhancing mobile application features and optimizing backend services for a fintech platform.

Highlights

Spearheaded the integration of camera functionality and developed new QR code scanning and payment UI pages using React Native, significantly enhancing mobile app capabilities and user experience.

Engineered and optimized robust REST APIs with Spring Boot and SQL backend, ensuring secure and efficient data exchange crucial for mobile frontend functionality.

Implemented secure mobile number authentication using OTPs, bolstering user login security and compliance for the platform.

Developed a feature to consolidate multiple invoices into custom invoices, streamlining billing workflows and improving operational efficiency.

Volunteer

KARTAVYA, IIT Dhanbad
|

Volunteer Teacher

Dhanbad, Jharkhand, India

Summary

Volunteered to educate underprivileged children, contributing to community development and academic support.

Highlights

Taught over 30 underprivileged children for more than 4 years, fostering their educational growth and foundational knowledge.

Education

Indian Institute Of Technology, Dhanbad
Dhanbad, Jharkhand, India

Bachelor of Technology

Civil Engineering

Awards

5-star ratings on HackerRank

Awarded By

HackerRank

Achieved 5-star ratings in Problem Solving, Python, C++, and SQL, demonstrating exceptional coding proficiency and algorithmic skills.

Top 25% LeetCode Rank (Knight Badge)

Awarded By

LeetCode

Ranked in the top 25% on LeetCode with a rating of 1784 and awarded the 'Knight' badge, showcasing strong competitive programming abilities.

Chess Competition Organizer

Awarded By

Self-organized

Successfully organized a chess competition for over 70 participants, managing end-to-end event execution from planning to completion.

Languages

English

Skills

Frameworks and Libraries

React.js, ReactNative, Spring Boot, Node.js, Express.js, Flask, jQuery, Tailwind CSS.

Databases

MongoDB, MySQL.

Developer Tools

Git, GitHub, VS Code, Postman.

Core Competencies

Data Structures and Algorithms, OOPS, REST API Development, Unit Testing, Agile/Scrum, Operating Systems.

Deployment and Cloud

Render, Netlify, Vercel.

Programming Languages

C++, JavaScript (ES6+), Python, SQL, Java, HTML, CSS.

Projects

Forever

Summary

A full-stack apparel e-commerce application leveraging modern web technologies.

Tomato

Summary

A full-stack e-commerce apparel solution designed for reliable payment processing and enhanced user experience.