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E-Okelloh/README.md

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Software Engineer • Blockchain Infrastructure • Fintech Systems

I build distributed systems, smart contract infrastructure, backend services, and developer tooling across blockchain and fintech ecosystems.

My work focuses on:

  • high-performance backend systems
  • on-chain protocols & smart contracts
  • payment and financial infrastructure
  • scalable APIs & event-driven systems
  • open-source engineering

I care deeply about reliability, security, system design, and shipping software that survives real-world usage.


Core Engineering Areas

Blockchain Engineering

  • Solana / Anchor
  • Stellar Soroban
  • Sui / Move
  • Smart contract architecture
  • Token protocols & DeFi primitives
  • Wallet integrations & transaction pipelines
  • On-chain indexing & event processing
  • Smart contract testing and security practices

Backend & Distributed Systems

  • Rust
  • Python
  • TypeScript
  • Axum / Actix
  • PostgreSQL
  • gRPC / REST APIs
  • Async systems with Tokio
  • Event-driven architectures
  • Queue-based processing systems

Fintech Infrastructure

  • Payment systems
  • Transaction processing
  • Ledger design patterns
  • API integrations
  • Financial automation workflows
  • Reconciliation systems
  • Cross-border transaction flows

Cloud & DevOps

  • Docker
  • Kubernetes
  • GitHub Actions
  • CI/CD pipelines
  • Linux systems
  • Observability & monitoring
  • Infrastructure automation

Current Focus

  • Building decentralized financial infrastructure
  • Contributing to open-source blockchain tooling
  • Advanced Rust systems programming
  • Smart contract security research
  • Scalable fintech backend architecture
  • Zero-knowledge systems & cryptographic primitives

Open Source

I actively contribute to open-source projects and enjoy collaborating on:

  • blockchain infrastructure
  • developer tooling
  • backend frameworks
  • fintech systems
  • protocol engineering
  • OSS documentation & DX improvements

Always open to collaborating with engineers building meaningful infrastructure.


Tech Stack

Languages

Rust TypeScript Python Move Solidity

Backend & Infrastructure

Axum Actix Tokio PostgreSQL Redis Docker Kubernetes

Blockchain

Solana Anchor Stellar Soroban Sui


GitHub Analytics


📊 Weekly Coding Stats


Contribution Activity


Philosophy

Great engineering is invisible.

The best systems feel simple because the complexity was handled correctly.


Pinned Loading

  1. promptcast promptcast Public

    Rust

  2. Floyce/SMS-DeFi-Assistant---PesaText Floyce/SMS-DeFi-Assistant---PesaText Public

    PesaText: DeFi by SMS. No smartphone needed. Kenyan feature phone users can save, borrow, and repay loans by texting a number. Built on Stellar Soroban. Works on any phone, anywhere. Banking for th…

    TypeScript 1

  3. Coin Coin Public

    Move 1

  4. AI_Meeting_Assistant AI_Meeting_Assistant Public

    Python

  5. AWS_Agentic_AI AWS_Agentic_AI Public

    Python 1

  6. praxis praxis Public

    Rust