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EMGHLI

CASE STUDY

Springten

Multi-currency crypto wallet application

BlockchainMobileDeFi

ROLE

Full-Stack Developer

PLATFORM

Mobile

FOCUS

Blockchain · Mobile

LIVE

github.com ↗

Springten screenshot

The Real Problem

Managing crypto assets across wallets and platforms is fragmented. Springten brings everything into one secure, mobile-first experience.

Springten screenshot

The Approach

Create a secure and user-friendly crypto wallet with advanced features for everyday users.

The app combines blockchain APIs with a clean mobile UI to deliver real-time balances, DeFi access, and insights.

Springten screenshot

What I Built

  1. Architected secure mobile wallet with encrypted key storage and biometric auth
  2. Integrated blockchain RPCs and APIs for multi-chain transaction handling
  3. Built real-time WebSocket connections for balance updates and transaction monitoring
  4. Designed and implemented DeFi protocol integrations for staking and token swaps
  5. Engineered offline transaction signing with secure enclave integration

What Changed

  • Delivered feature-complete wallet supporting 8+ blockchain networks
  • Achieved <3s transaction confirmation times through optimized RPC routing
  • Maintained zero security breaches with military-grade encryption standards
  • Built extensible architecture supporting future protocol integrations

LET'S  TALK

Open to new work. I'm most energized by systems where reliability actually matters: payments, healthcare, infrastructure. Email is the fastest way to reach me.