Sumit Kumar Rai

Software Engineer

Bengaluru, Karnataka, India1 yr 11 mos experience

Key Highlights

  • Solved over 3000 DSA problems with 1200+ days of consistency.
  • Top 25 among 1557 participants in GirlScript Summer of Code.
  • Contributed to multiple open source programs with significant pull requests.
Stackforce AI infers this person is a Full-Stack Developer with strong expertise in Java and web technologies.

Contact

LinkedIn

Skills

Core Skills

JavaSpring BootData StructuresAlgorithmsRest ApisHtmlJavascript

Other Skills

Analytical SkillsAngularBlockchainBootstrapC++CSSCommunicationHibernateLinear RegressionLogistic RegressionMERN StackMachine LearningMailChimpMicrosoft PowerPointMySQL

About

Software Engineer with more than 1.5 years of Experience. Experienced in Java with Angular and MERN along with strong problem solving skills. Solved over 3000 DSA problems on platforms like LeetCode, GeeksforGeeks, CodeChef, and Coding Ninjas having 1200+ days of consistency and Knight badge on LeetCode. Contributed to many Open Source programs such as Hacktoberfest, SWOC and GSSoC and secured top positions. My Skills:- -> Languages: C++, Java, Python, JavaScript -> Front-end: HTML, CSS, React, Angular -> Back-end: Spring Boot, Hibernate, NodeJS -> Specialties: Data Structure & Algorithms, Front-End development. -> Frameworks & Libraries: Bootstrap, jQuery, Express.js, Google firebase, Tailwind CSS. -> Databases: MongoDB, MySQL, PostgreSQL. -> Core: Object-oriented Programming, Operating System, Database Management System. -> Tools Used: VS Code, Git, GitHub, Eclipse, Spring Tool Suite, Hyper, Postman, Studio 3T

Experience

Visa

Software Engineer

Sep 2025 – Present · 6 mos · Bengaluru, Karnataka, India · Hybrid

JavaSpring BootHibernateMySQLAngular

Capgemini

Software Engineer

Jun 2024 – Aug 2025 · 1 yr 2 mos · Bengaluru, Karnataka, India · Hybrid

  • Developed web application using Java 8, Spring Boot, Hibernate & Angular.
  • Implemented RESTful APIs.
  • Created frontend using Angular, integrating functionalities.
  • Optimized database operations with Hibernate and MySQL, ensuring efficient data management and scalability.
JavaSpring BootHibernateMySQLAngular

Geeksforgeeks

2 roles

Member of Technical Staff

Promoted

Mar 2024 – May 2024 · 2 mos · Noida, Uttar Pradesh, India · On-site

  • Led the SDET and System Design categories, ensuring high-quality project execution and providing technical guidance to the team.
  • Developed course pages for R Systems, streamlining access to resources and enhancing the user experience for learners.
  • Acted as the POC for iOS, UI/UX, and Testing, ensuring seamless coordination, communication, and quality deliverables across teams.
  • Played a key role in the Alison project, contributing to its successful development, testing, and timely delivery.

Teaching Assistant

Sep 2023 – Feb 2024 · 5 mos · Noida, Uttar Pradesh, India · On-site

  • Resolved over 1000 doubts on the Doubt Support Portal, improving learning outcomes and addressing student challenges with timely, detailed solutions.
  • Collaborated with mentors for MERN and DSA sessions, ensuring seamless knowledge delivery and an enhanced learning experience.
  • Conducted live teaching sessions on DSA and GATE, solving doubts in real time and helping students grasp complex topics effectively.
  • Reviewed and corrected bugs in technical articles and course content, enhancing resource quality and accuracy.
  • Increased community engagement by facilitating discussions, hosting Q&A sessions, and promoting peer-to-peer learning, resulting in a more interactive environment.
AlgorithmsData StructuresC++MERN StackProblem Solving

Girlscript summer of code

Open Source Contributor

May 2023 – Aug 2023 · 3 mos · Remote

  • Top 25 among 1557 participants.
  • 100 Pull Requests Merged(1845 points)
  • GirlScript Summer Of Code is a 3-month long Open-Source Program conducted every summer by the Girlscript Foundation.

Social winter of code

Open Source Contributor

Jan 2023 – Mar 2023 · 2 mos

  • Runner up (Secured 2nd position)
  • 34 pull requests merged
  • Social Winter Of Code is the 3 month long open source program by Social India, with the aim to introduce more and more people to the world of Open source.

Postman

Postman Student Expert

Jan 2023 – Jan 2023 · 0 mo

  • Postman Student Experts are proficient in the essential skills involved in building and testing API requests in Postman.
REST APIs

Hacktoberfest

Open Source Contributor

Oct 2022 – Oct 2022 · 0 mo · Indore, Madhya Pradesh, India

  • Contributed to many projects mainly in frontend.
  • 14 pull requests merged.
CSSHTMLJavaScriptBootstrapReact.js

Education

IPS Academy Indore

Bachelor of Technology - BTech — Electrical and Electronics Engineering

Jul 2019 – Jul 2023

Vibrant Academy, Kota

IIT JEE — PCM

Jul 2017 – May 2019

DAV Public School, Muzaffarpur

10th

Apr 2016 – May 2017

Stackforce found 100+ more professionals with Java & Spring Boot

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