UploadStream-gRPC
Tech Stack: Golang, gRPC, PostgreSQL, Kubernetes, Prometheus, Protocol Buffers
GitHub: UploadStream-gRPC
Overview
Production-ready file transfer service in Go leveraging gRPC streaming for efficient multi-GB file handling, capable of 10k+ daily uploads.
Key Features
High-Performance Streaming
- gRPC client/server streaming for large file handling
- Chunked bidirectional streaming (64KB default chunks)
- Memory-efficient transfers without loading entire files
- Resumable uploads and downloads
Data Management
- PostgreSQL for ACID-compliant metadata storage
- User ownership tracking and access control
- Pagination support for file listings
- Soft-delete with
deleted_attimestamps - Filesystem abstraction for flexible storage backends
Validation & Tooling
- proto-validate for input validation
- Protocol Buffers managed with Buf toolchain
- Makefile for build/test automation and database migrations
Cloud-Native & Observability
- Kubernetes manifests for scalable deployment
- Prometheus metrics and alerts for monitoring
- Production-ready configuration
- Modern Go practices (generics, gRPC ecosystem)
- Cloud-native architecture and best practices