Senior Blockchain Developer — Launch Custom L2 Network
We're looking for an experienced Senior Blockchain Developer to join us at an early stage and help build a custom Layer-2 blockchain network based on Arbitrum Orbit, Avalanche Subnets, or other modern frameworks.
This is a high-impact role with strong technical ownership — you'll shape core architecture and work hands-on with network infrastructure from the ground up.
Responsibilities:
- Contribute to choosing and shaping the chain architecture (optimistic rollup, subnet, etc.).
- Set up foundational infrastructure (testnet / DevNet / MVP).
- Deploy and manage core components — nodes, sequencers, bridges, etc.
- Ensure EVM compatibility and customize gas/token models as needed.
- Help maintain DevOps, monitoring, and security processes.
Requirements:
- Solid experience with blockchain infrastructure (beyond smart contracts).
- Strong understanding of Ethereum and EVM internals.
- Hands-on exposure to one or more frameworks such as:
- Arbitrum Orbit
- Avalanche Subnets
- Others (L2 frameworks)
- Proficient in Solidity, plus at least one of: Go, Rust, TypeScript.
- Familiarity with infrastructure tooling: CI/CD, observability, cloud environments.
Nice to have:
- Knowledge of rollup architectures (optimistic, zk).
- Experience working on or launching custom networks.
- Background in zero-knowledge systems, cryptography, or custom VMs.
What we offer:
- Remote + full-time in EU timezone. Working with the founder and the business team..
- Direct collaboration with founders and technical decision-makers.
- High-impact role with real influence on architecture and strategy.
- Competitive compensation