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Santosh Kafle

Backend Developer | Aspiring DevOps Engineer

Technical Skills

Languages: PHP, JavaScript, TypeScript

Frameworks: Laravel, NestJS, Express.js

Databases: PostgreSQL, MySQL, MongoDB, Redis, Meilisearch

DevOps & Tools: Docker, Linux, Bash Scripting, Nginx, CI/CD, Server Security, Git, Postman, DataGrip

Other: RESTful APIs, Microservices, OAuth2, JWT, Event-driven Architecture, Design Patterns, SOLID Principles, Database Optimization

Work Experience

Backend Developer – Quark InfoTech, Lalitpur

Apr 2025 – Present

  • Built high-performance e-commerce backends (zolpastore.com, ultima.com.np, singingbowlvillagenepal.com) serving thousands of daily users
  • Architected RESTful APIs with Redis caching and Meilisearch, achieving sub-300ms response times
  • Implemented OAuth2/JWT auth with RBAC and 2FA; zero security breaches since deployment
  • Migrated MySQL → PostgreSQL, improving query performance by 70% through indexing and optimization
  • Led incident response on a compromised React server: removed cryptocurrency miner, rotated env variables, and hardened the server

Backend Developer Intern – Quark InfoTech, Lalitpur

Jan – Mar 2025

  • Developed RESTful microservices with Laravel and Node.js using JWT auth and rate limiting
  • Created API documentation and collaborated on e-commerce backend features in production

Projects

zolpastore.com

Laravel, Redis, Meilisearch, PostgreSQL, MySQL, Docker

E-commerce platform with Redis caching, Meilisearch search, OAuth auth, event-driven architecture

ultima.com.np

PHP, Laravel, MySQL, Docker, GETPAY

E-commerce backend with optimized APIs, GETPAY payment integration, high-traffic infrastructure

singingbowlvillagenepal.com

PHP 8.4, Laravel 12, PostgreSQL, GETPAY

E-commerce site built with latest PHP & Laravel, migrated MySQL → PostgreSQL

Education

Bachelor's of Computer Applications (BCA) – Reliance College, Kathmandu

2020 – 2025

High School Diploma, Computer Science – Reliance International Academy

2018 – 2019