Kamal Joshi

Full Stack Developer with 3.5+ years of experience building scalable, secure, and high-performance web applications using Ruby on Rails, React.js, TypeScript, Node.js, and Express.js. Experienced in developing responsive frontend applications, RESTful APIs, authentication and RBAC systems, database-driven applications, and third-party API integrations. Hands-on experience with Shopify development, Liquid theme customization.

Skilled in PostgreSQL/MySQL database optimization, Micro Frontend architecture, background processing, performance tuning, testing, and CI/CD workflows. Experienced in delivering production applications across healthcare, e-commerce, B2B, education, and business management domains using Agile/Scrum practices.

Software Developer - Codearbro Solution (OPC) Pvt. Ltd.

(2026-05)

• Developed responsive web applications using React.js, TypeScript, JavaScript, and MySQL, with REST API integrations and performance optimization.
• Customized Shopify stores using Liquid, custom sections, responsive UI, product/collection management, and third-party integrations.
• Developed Zoho Creator widgets and integrated Zoho CRM/Books APIs for dynamic data, validations, and business workflow automation.

Software Developer - RyientSoft Technologies Pvt. Ltd.

(2023-04 - 2026-04)

• Developed 10+ full-stack applications serving healthcare, retail, and education domains using React.js, TypeScript, Ruby on Rails, and Node.js, following MVC architecture, Micro Frontend architecture & SOLID principles.
• Designed and developed secure RESTful APIs using Node.js, Express.js, JWT authentication, RBAC, and Devise, implementing secure access control and user activity tracking, supporting strong authentication & security practices across multiple platforms.
• Built responsive, high-performance UI using React Hooks, functional components, and Context API.
• Optimized PostgreSQL/MySQL databases via indexing, schema design, query tuning, and eager loading, reducing query response time by ~35%, and implemented background jobs (Sidekiq) for async processing.
• Improved scalability via performance tuning, debugging, refactoring, and ensured code quality using TDD/BDD (RSpec) and SonarQube.
• Worked with GitHub/Git workflows, CI/CD pipelines, and application monitoring tools in Agile/Scrum environments.

Trainee - RyientSoft Technologies Pvt. Ltd.

(2023-01 - 2023-03)

• Contributed to full-stack development using React.js and Ruby on Rails, implementing CRUD operations and REST APIs.
• Worked on JWT-based authentication, API integration, and database optimization in PostgreSQL/MySQL.
• Supported testing using TDD/BDD and collaborated via Git in Agile workflows.

Diploma - Computer Science & Engineering - Government Polytechnic Institute Tanakpur, UBTER (2022)

Intermediate (XII) & High School (X) - Govt. Inter College Sailanigoth, Tanakpur, Champawat