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Backend Development

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J-K Network Services

J-K Network Services

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Backend Development

＄2.4-3.8K[Monthly]
On-site - China1-3 Yrs ExpBachelorFull-time
Nftgo

Nftgo

Backend Development

Nftgo
＄2.4-3.8K[Monthly]
On-site - China1-3 Yrs ExpBachelorFull-time
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Job Description

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Description

Job Responsibilities:

Responsible for the development of Web3-related backend systems, including API design, database design, and service development.

Develop and optimize multi-chain backend services supporting EVM and Solana, integrating RPC, Indexer, and more.

Handle functions such as on-chain transactions, transfers, and on-chain data queries.

Design a highly available Web3 service architecture to enhance system performance and security.

Requirements

Job Requirements:

Backend development experience: Proficient in using Node.js / Golang / Python for backend development.

Databases: Familiar with PostgreSQL, MongoDB, Redis, experience with on-chain data indexing or vector databases is a plus.

Familiar with Ethereum (EVM, Solidity, Hardhat, ethers.js) or Solana (Rust,

Anchor, Solana SDK).

Familiar with RPC, transaction construction, signing, gas optimization; experience with cross-chain and MEV is preferable.

Additional Qualifications:

Experience in AI Agent development, familiarity with Swarm, LangChain, LlamaIndex, etc.

Experience in cross-chain, DeFi, NFT related fields.

Experience in high-frequency trading, arbitrage, MEV, Flashbots.

Familiar with Docker, Kubernetes, CI/CD (GitHub Actions, Jenkins), message queues & microservices.

evmSolanaEthereum/SolidityPostgreSQLMongoDBRedis

daisy yu

HR ManagerNftgo

Active within three days

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