Sandip Bera

• •Improved system performance by 30% through designing and maintaining scalable backend services using Go
• •Increased service efficiency by integrating 9 third-party services via RESTful APIs
• •Optimized (25%) database queries and SQL schema design (Relational Database)
• •Implemented Object Storage Services (MinIO object storage) for file storage reduced cost (20%)
• •Converted and improved (40%) PHP-based project to Golang
• •Enhanced collaboration by working with 5 frontend developers for seamless integrations
• •Achieved a 98% bug-free delivery by using Postman for thorough API testing

JWT User Authentication Service

A user authentication service

• •Improved system security, resulting in 30% reduction in breaches by developing Go and PostgreSQL authentication system
• •Utilized JSON Web Tokens (JWT) for user authentication and authorization
• •Handled user registration, login, and token generation to ensure secure access to protected resources

Drive Backend Service

Project like Google Drive or Microsoft OneDrive

• •Created a cloud drive backend service similar to Google Drive using Golang, Go Iris framework, GORM, and MinIO
• •Increased file retrieval speed by 30% by designing an advanced file storage and management system

Chat Backend Service

Real time chat application

• •Developed a real-time messaging system using Node.js and Express.js
• •Implemented database interactions with Sequelize ORM, caching with Redis, and real-time communication with SocketIO
• •Ensured seamless and instantaneous messaging for a responsive user experience

Note Application Backend Service

Note-taking application

• •Improved data retrieval speed by 30% by developing a comprehensive backend with Golang and PostgreSQL
• •Provided features for creating, updating, deleting, and retrieving user notes
• •Ensured secure user authentication and efficient data management, suitable for both personal and enterprise use

Text Extraction Service

API service can extract text from several types of documents

• •This is a Node.js service to extract text from various document formats including PDFs, DOCX, XLSX, JSON, and TXT
• •Utilized libraries like PDF parse, Mammoth.js, XLSX, and built-in JSON and TXT parsers for efficient content extraction
• •Exposed a RESTful API for easy integration, with error handling and format validation for reliable and scalable text extraction
• •This project helps other projects like drive and note application to give users an immersive experience