Backend Engineer

6 days ago


Athens, Attica, Greece BlockByBlock Technologies Full time €60,000 - €80,000 per year

At
BlockByBlock Technologies
(Athens-based, remote-first), we're building the trading infrastructure of tomorrow. From MEV-aware execution to high-performance on-chain trading engines, our team pushes the limits of Ethereum and Solana virtual machines to power the next wave of DeFi.

What You'll Do

  • Build and optimize robust, low-latency backend systems for on-chain trading.
  • Collaborate with a world-class team to refine trading strategies and ensure high reliability.
  • Integrate seamlessly with decentralized exchanges (DEXs) and DeFi protocols.

What We're Looking For

  • Bachelor's in Computer Science (or equivalent experience).
  • 2+ years backend development in
    Golang
    or similar.
  • Strong understanding of data structures & design patterns.
  • Fluent in Greek and English.

Bonus Points

  • Master's degree in CS.
  • Blockchain node client development (Ethereum preferred).
  • Smart contract development (Solidity) & familiarity with DeFi ecosystems.
  • Experience with low-latency, high-performance systems.
  • Linux power user.

Why Join Us

  • Competitive salary.
  • Fully remote, async-friendly culture.
  • Direct impact: build cutting-edge tech powering DEXs & shaping the future of DeFi.

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