Available for work
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Karan Kumar Sah
Full-stack engineer crafting high-performance web systems. Focused on Next.js architectures, scalable backend design, and intelligent user interfaces.
./view_projects ./github_sync Resume
NEXTJS REACT NODEJS TYPESCRIPT DOCKER POSTGRESQL
System_Capabilities

Engineering
Specification

A comprehensive breakdown of the technical stack and tools utilized for system architecture and deployment.

TypeScript
TypeScript
JavaScript
JavaScript
C++
C++
React
React
Next.js
Next.js
Tailwind
Tailwind
Node.js
Node.js
Express
Express
MongoDB
MongoDB
Docker
Docker
Git
Git
GitHub
GitHub
SYSTEM_LOGS / DEPLOYMENTS

Active_
Operations

SECURE CONNECTION ESTABLISHED

LOADING VISUAL REPOSITORIES...

ERR_RATE: 0.0%

GH

CampusConnect

A fully containerized, production-grade marketplace platform tailored for campus communities. Features secure product listings, shop management, and real-time updates.

Next.jsDockerNginxPostgreSQLRedis
CampusConnect
GH

ChatApp

Real-time communication platform with low-latency interactions, event-driven architecture, and multi-database storage.

Socket.IOPrismaMongoDBTypeScript
ChatApp
EXECUTION_HISTORY_LOG

System_
Runtime

Full-Stack Developer

Smallbus (AR Group Co.)
TIMESTAMPJun 2025 - Aug 2025
PROCESS_DESCRIPTION

Leading development of scalable web applications using Next.js and modern full-stack technologies

  • Op_1:Built the company's first-ever web platform from the ground up, delivering 3 mission-critical features (Auth,Booking, Accounts) that enabled the business to launch its online services for the first time.
  • Op_2:Established the initial frontend architecture, creating 20+ reusable React components and defining the Git workflow for a team of 3. This foundational work accelerated MVP delivery by an estimated ~2 weeks.
  • Op_3:Designed and implemented the entire client-side data layer, successfully integrating 15+ core API endpoints. This became the standard pattern for all future feature development at the company.
  • Op_4:Streamlined the team's development process by re-structuring the GitHub monorepo and authoring clear documentation, reducing new developer onboarding time by an estimated 50%.
DEPENDENCIES
[Next.js][React][Node.js][MongoDB][Docker][Express.js]
USER_PERFORMANCE_METRICS

System_
Badges

Hackathon Winner

First place in CAN hackathon at NERIST. Demonstrated rapid prototyping and innovative problem solving.

UNLOCKED [2025]

LeetCode 1628

Achieved contest rating of 1628. Solved 500+ algorithmic problems across dynamic programming and graphs.

UNLOCKED [2025]

Club President

Led 'Coding Pundits' club. Organized 3 major events and mentored 50+ juniors in web development.

UNLOCKED [2025]
DATABASE_QUERY: CREDENTIALS

Academic_
History

EDU-001-NIT

B.Tech in Computer Science

National Institute of Technology

Specialized in Software Engineering and Data Structures.

Timeline
2023 - 2027
Location
Arunachal Pradesh
CGPA: 8.27/10Core: DSA, DBMS, OS, CNLead: Coding Pundits Club
EDU-002-NHS

Higher Secondary (Science)

New Horizon School

Foundation in Mathematics, Physics, and Chemistry.

Timeline
2020 - 2022
Location
Bhagalpur, India
Score: 89.8%Stream: PCMRank: Top 5%