Job Role
Senior Backend Developer

Job Details
🇵🇱 Poland
Remote: Yes
Type: Permanent
Experience Level: Senior
Technologies: Rust, Go, EVM and SVM eBPF, Solana, Solidity
Company: On The Spot

Job Description & Requirements
We're expanding our backend team to build out B2B integrations, white-label solutions, SDKs, and powerful APIs.

Tech stack & requirements:
— Production-level experience with Rust and/or Golang
— Deep understanding of EVM/SVM, eBPF, and core blockchain cryptography (signature schemes, Merkle trees, polynomial commitments)
— Experience building high-performance, latency-sensitive systems
— Familiarity with TEE (Trusted Execution Environments)
— Knowledge of gas/account abstraction and transaction simulation in blockchain environments

Nice to have:
— Background in HFT, online gaming, or media streaming
— Contributions to open source blockchain/crypto projects
— Strong grasp of the DeFi ecosystem
— Startup experience with fast delivery cycles

🌐 Website
#poland #rust #golang

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