Avinash Raj
Available for work & freelanceBihar, India

Avinash Raj

Software Developer & Full-Stack Builder

Born in Bihar in 2001. Graduated with a B.Tech in Computer Science and Engineering from Lovely Professional University (2024), qualified GATE CSE 2025, and currently building GateExam.org. I love architecting robust digital products, solving algorithmic challenges, and shipping high-performance web applications.

GATE 2025Qualified in CSENational competitive exam
600+DSA Problems SolvedLeetCode, CodeChef, GFG
3★CodeChef RatingCompetitive Programmer
5★HackerRank GoldC++, Python & SQL

Experience & Building

Products built and engineering roles

Full-Stack Developer & Creator

Currently Building
GateExam.orgVisit
2025 – Present

Architecting and developing GateExam.org — an AI-powered prep hub and mock exam platform for GATE CSE aspirants featuring interactive syllabus tracking, weak-topic detection, and real exam-like PYQ mock tests.

Next.jsReactNode.jsTailwind CSSAI Coaching ToolsPostgreSQL

Software Development Intern

Completed
TechNova Solutions Private Limited, Noida
06/2025 – 06/2026

Worked with the Software Development Team on designing, developing, testing, and maintaining scalable web applications. Developed frontend features with React and Next.js, built REST APIs with Node.js/Express, and managed PostgreSQL & MongoDB databases.

React.jsNext.jsExpress.jsREST APIsPostgreSQLMongoDBAgile

Key Achievements

Competitive coding milestones, certifications, and national exam

Competitive ExamGATE 2025

GATE 2025 Qualified in Computer Science

Successfully cracked the prestigious Graduate Aptitude Test in Engineering (GATE CSE 2025), demonstrating strong fundamentals in algorithms, OS, DBMS, computer networks, and theory of computation.

Problem Solving600+ Solved

600+ Data Structures & Algorithms Solved

Solved 600+ problems across LeetCode, CodeChef, and GeeksforGeeks covering trees, dynamic programming, graphs, binary search, and system design principles.

Competitive Coding3★ Star

CodeChef 3-Star Programmer

Achieved a 3-star rating on CodeChef through consistent contest participation and timed algorithmic problem solving.

Competitive Coding1517 Rating

LeetCode Contest Rating: 1517

Active participant in LeetCode weekly and bi-weekly algorithmic contests with an established contest rating of 1517.

Academic RankingRank #58

GeeksforGeeks Institute Rank: #58

Ranked #58 overall in the university institute leaderboard on GeeksforGeeks with comprehensive problem-solving submissions.

Language Certifications5★ Gold

HackerRank 5-Star in C++, Python & SQL

Earned 5-star gold badges across core programming languages and database query design on HackerRank.

Technical Stack & Skills

Core technologies, frameworks, and engineering tools

Frontend Engineering

React.jsNext.js (App Router)JavaScript (ES6+)TypeScriptTailwind CSSHTML5 & Semantic WebResponsive DesignComponent-Driven Architecture

Backend & Systems

Node.jsExpress.jsRESTful API DesignAuthentication & JWTServer-Side Rendering (SSR)API Integration

Databases & Storage

PostgreSQLMongoDBSupabaseSQL Query OptimizationData ModelingMongoose

Core & Methodologies

Data Structures & AlgorithmsC++PythonGit & GitHubAgile / ScrumWeb Performance OptimizationProblem Solving

Coding Profiles

Track record across competitive programming and developer platforms

Education & Certifications

Academic qualifications and professional certifications from my resume

B.Tech — Computer Science & Engineering

Lovely Professional University (LPU) • Jalandhar, Punjab, India

2020 – 2024

Comprehensive coursework covering Data Structures & Algorithms, Database Management Systems, Operating Systems, Computer Networks, and Object-Oriented Programming.

Higher Secondary Education (Class XII — Science)

Marigold Public School • Delhi, India

2017 – 2019

Core focus on Physics, Chemistry, Mathematics (PCM), and Computer Science fundamentals.

Certifications & Training

DSA Specialization

Data Structures & Algorithms

GeeksforGeeks
Programming Language

C++ Programming: Beginner to Advanced

Udemy
Database Query Design

Oracle SQL

Udemy

Let's build something great together.

Whether you have an interesting project, full-time role, freelance opportunity, or just want to connect — my inbox is always open.