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║ RAMESH KUMAR · BLOCKCHAIN & BACKEND ENGINEER ║
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Blockchain Engineer . Backend Engineer · Cryptography · Distributed Systems
"role" : "Blockchain Engineer",
"focus" : ["Python", "Cryptography", "Distributed Systems"],
"currently" : "BS Computer Science @ UBIT, University of Karachi",
"shipped" : "SeedCash v1.1.0 — production crypto hardware wallet",
"experience" : "3+ years freelance as Backend Developer · 99.9% API uptime · 5-star track record",
"open_to" : "Backend / Blockchain Engineering roles — full-time & freelance"🔐 SeedCash 
Cryptographic Hardware Wallet Ecosystem
Core contributor across a 4-repository open-source Bitcoin Cash wallet — implementing BIP32/BIP39 hierarchical deterministic key derivation and SLIP-39 Shamir Secret Sharing for seed protection. Built a full hardware emulator in Python for end-to-end regression testing without physical devices.
Local-First LLM Orchestration Workspace
Desktop workspace unifying multi-provider LLM sessions — GPT-4, Claude, Llama — behind a single interface. Encrypted local credential storage, structured chat classification with SQLite, zero cloud dependency.
Full-Stack Manufacturing Intelligence Platform
Built for a luxury textile client — AI-driven scheduling, digital-twin simulation, and real-time bottleneck prediction across manufacturing workflows, integrated with existing ERP/MES systems.
| Category | Technologies |
|---|---|
| Languages |     |
| Backend |    |
| Blockchain / Crypto |  |
| Databases |     |
| Frontend |  |
| Tools |    |
