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| Job Position | Company | Posted | Location | Salary | Tags |
|---|---|---|---|---|---|
Bondex | Remote |
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Bitpanda | Remote | $76k - $148k | |||
Kast | Singapore, Singapore | $138k - $186k | |||
MORPHO LABS | New York, NY, United States | $67k - $120k | |||
| Learn job-ready web3 skills on your schedule with 1-on-1 support & get a job, or your money back. | | by Metana Bootcamp Info | |||
Tether | Mexico | $22k - $54k | |||
Tether | Tanzania | $22k - $54k | |||
Tether | Warsaw, Poland | $22k - $54k | |||
Tether | Denmark | $22k - $54k | |||
Tether | TI Lugano CH | $22k - $54k | |||
Tether | Croatia | $22k - $54k | |||
Tether | Hanoi, Vietnam | $22k - $54k | |||
Tether | Amsterdam, Netherlands | $22k - $54k | |||
Tether | Lagos, Nigeria | $22k - $54k | |||
Tether | Islamabad, Pakistan | $22k - $54k | |||
Tether | Dublin, Ireland | $22k - $54k |
Overview
We're seeking a Senior Blockchain Developer to lead the technical implementation of cutting-edge Web3 integrations across multiple blockchain ecosystems. You'll be responsible for architecting and developing complex integrations with DID providers, Layer 2 solutions, educational platforms, and DeFi protocols while building scalable on-chain identity and reputation systems.
This role is perfect for an experienced blockchain developer who thrives on solving complex multi-chain challenges, implementing innovative Web3 protocols, and driving the future of decentralized professional networking.
Candidate requirements
- 4+ years of blockchain development experience with production deployments
- Strong Solidity development skills with experience in complex smart contract architecture
- Multi-chain development experience (Ethereum, Base, Solana, Polygon)
- Deep understanding of EVM and blockchain fundamentals
- Experience with Layer 2 solutions (Optimism, Arbitrum, Base)
- Advanced knowledge of smart contract security best practices and audit processes
- Experience with OpenZeppelin contracts and established patterns
- Proficiency in testing frameworks (Hardhat, Foundry, Truffle)
- Understanding of gas optimization techniques and contract upgradeability
- Experience with multi-signature wallets and timelock mechanisms
- Extensive experience with Web3.js/Ethers.js and blockchain API integration
- Wallet integration expertise (MetaMask, WalletConnect, Phantom, Rainbow)
- Experience with IPFS/Arweave for decentralized storage
- Knowledge of GraphQL for blockchain data querying (The Graph Protocol)
- RESTful API development for Web3 applications
- Understanding of DeFi protocols (Uniswap, Aave, Compound)
- Experience with token standards (ERC-20, ERC-721, ERC-1155, SPL tokens)
- Understanding of tokenomics and mechanism design
- Experience with stablecoin integration and payment rails
Desirable
- Experience with zero-knowledge proofs (zk-SNARKs, zk-STARKs)
- Knowledge of account abstraction (ERC-4337) and gasless transactions
- Familiarity with MEV protection and transaction optimization
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Job responsibilities
- Design and develop smart contracts for identity verification, attestation systems, and reputation scoring
- Implement cross-chain bridges and multi-chain wallet integration
- Build escrow systems and payment processing for freelancer marketplace
- Develop tokenized bounty and referral systems with automated distributions
- Integrate with Base L2, Solana, and other blockchain networks
- Implement Layer 2 scaling solutions and optimize gas costs
- Build cross-chain attestation services and reputation portability
- Develop multi-signature wallet systems and account abstraction
- Implement zero-knowledge proof verification systems
- Build privacy-preserving authentication mechanisms
- Develop on-chain credential verification and attestation systems
- Integrate stablecoin payment systems (USD1, USDC, etc.)
- Implement yield farming and staking mechanisms
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How do I become an integration developer?
Becoming an integration developer typically involves a combination of education, training, and practical experience
Here are some steps you can take to become an integration developer:
- Obtain a degree in computer science or a related field: A bachelor's degree in computer science or a related field can provide you with a solid foundation in programming, software development, and database management.
- Learn programming languages: Integration developers typically use programming languages like Java, Python, or C# to create integrations between different systems. It's essential to have a good understanding of these languages to be successful in this field.
- Gain experience with integration technologies: Familiarize yourself with integration technologies such as REST, SOAP, and messaging protocols like JMS, MQ, or AMQP.
- Develop knowledge of APIs and microservices: APIs (Application Programming Interfaces) and microservices are two critical concepts that integration developers need to understand. APIs allow different applications to communicate with each other, while microservices enable the development of complex applications by breaking them down into smaller, more manageable components.
- Learn about enterprise integration patterns: Enterprise Integration Patterns (EIPs) are a set of design patterns used in enterprise application integration. Understanding EIPs can help you develop more efficient and effective integrations.
- Get practical experience: Look for internship or entry-level job opportunities that provide hands-on experience with integration technologies. Practice building integrations and working with different systems.
- Stay up-to-date with the latest technologies: The integration landscape is constantly evolving, so it's essential to stay current with the latest trends and technologies in the field. Attend industry events, read relevant blogs, and follow thought leaders in the industry to stay informed.