Blockchain Developer
1 day ago
SOLANA BLOCKCHAIN ENGINEER (RUST) (Paid)Role OverviewJob Title: Solana Blockchain Engineer - Smart Contracts & Settlement InfrastructureCompany: GoQuant Technologies Inc.Location: Remote Employment Type: Full-timeStart Date: ImmediatePrimary ResponsibilitiesSmart Contract Development (60%)- Design and implement Solana programs using Rust and Anchor framework- Build perpetual futures contracts with dynamic funding rates (1-second calculation, hourly payment)- Develop position management system supporting up to 1000x leverage with robust liquidation mechanics- Implement collateral vaults, margin calculations, and PnL tracking- Create ephemeral wallet authority system with on-chain permission management- Build settlement batching mechanisms for high-throughput trade executionSettlement Infrastructure (30%)- Develop transaction batching and relayer services for efficient on-chain settlement- Implement Merkle tree verification for trade batch integrity- Build wallet transaction signing infrastructure for automated settlement- Create monitoring systems for failed settlements and automatic retry logic- Design and implement program-controlled vaults with secure custody patternsIntegration & Testing (10%)- Integrate with Pyth/Switchboard price oracles for mark price and funding rates- Build comprehensive test suites (unit, integration, and on-chain testing)- Deploy and maintain programs on Solana devnet/testnet/mainnet- Performance optimization for high-frequency trading scenarios- Documentation of smart contract architecture and settlement flowsKey Technical Challenges- Performance: Handle 100+ trades/second with sub-second settlement latency- Security: Manage user funds non-custodially with multiple safety mechanisms- Scalability: Batch thousands of trades efficiently to minimize transaction costs- Risk Management: Build real-time liquidation systems that protect protocol solvency- UX: Enable fast trading via ephemeral wallets while maintaining securityRequired QualificationsTechnical Skills:- 3+ years of professional Rust development experience- 1+ years building on Solana (programs deployed to mainnet preferred)- Strong understanding of Solana's programming model (accounts, PDAs, CPIs, rent)- Experience with Anchor framework for Solana program development- Proficiency with cryptographic signatures and wallet transaction signing- Deep knowledge of blockchain fundamentals (consensus, finality, state management)DeFi Experience:- Understanding of perpetual futures mechanics (funding rates, leverage, liquidations)- Experience with DeFi protocols (DEXs, lending, derivatives)- Knowledge of oracle integration patterns- Familiarity with common DeFi security patterns and vulnerabilitiesSoftware Engineering:- Strong systems programming background- Experience with concurrent/parallel programming- Ability to write clean, well-tested, production-quality code- Comfortable working in fast-paced startup environment- Self-directed with strong problem-solving skillsPreferred Qualifications- Experience building settlement/relayer infrastructure for DEXs- Knowledge of dark pool or institutional trading mechanics- Contributions to open-source Solana projects- Experience with Solana web3.js, anchor-ts, or similar SDKs- Background in smart contract security auditing- Familiarity with TypeScript/Node.js for off-chain components- Understanding of market maker systems and order book mechanics- Previous work on high-leverage or derivatives protocols- Experience with program upgrades and migration strategies
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Blockchain Developer
2 weeks ago
Bengaluru, India AIWEB3 BLOCKCHAIN GROUP Full timeJob Description Blockchain & dApp Developer FullTime & Remote We are looking for a highly skilled Blockchain & dApp developer to join our team and drive the development of our next-generation financial technology products. As a Blockchain & dApp Developer, you will play a pivotal role in the design, development, and deployment of innovative blockchain...
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▷ [Urgent Search] Blockchain & dApp Developer
3 weeks ago
Bhubaneswar, India AIWEB3 BLOCKCHAIN GROUP Full timeJob Description Blockchain & dApp Developer FullTime & Remote We are looking for a highly skilled Blockchain & dApp developer to join our team and drive the development of our next-generation financial technology products. As a Blockchain & dApp Developer, you will play a pivotal role in the design, development, and deployment of innovative blockchain...
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Blockchain Developer
2 weeks ago
India Topskill.io Full timeJob Description About TopSkill.io TopSkill.io is a remote-first talent platform connecting companies with top engineers, AI experts, and designers. We focus on speed, quality, and trust delivering pre-vetted professionals supported by coaching, operations, and technology. We are seeking a Blockchain Developer to build and maintain blockchain-based...
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Blockchain Developer
21 hours ago
Delhi, India, India Prudent Technologies and Consulting, Inc. Full timeThe key role includes:--Hosting of Blockchain nodes, Solidity audits / investigation, smart contracts, in-house development of smart contracts, Crypto token etc.,-Create and develop blockchain-based applications using popular blockchain frameworks like Ethereum, Hyperledger, and others, addressing real-world business problems.-Integrate blockchain technology...
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Blockchain Developer
1 day ago
Ahmedabad, India Monarch Innovation Private Limited Full timeJob Description We are looking for a Blockchain Developer with 2+ years of experience to contribute to the design and development of decentralized applications and smart contracts. The candidate should have basic knowledge of Solidity and exposure to Substrate framework for custom blockchain development. Key Responsibilities: Develop and test smart contracts...
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Blockchain Developer
1 week ago
Jaipur, India Dabala Info System Full timeJob Description Company Description Dabala Info System empowers businesses with cutting-edge technology and strategic insights to drive sustainable growth and gain a competitive edge. The company is known for delivering innovative solutions across diverse industries, with a focus on emerging technologies like blockchain and tokenomics. Based in Jaipur,...
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Blockchain developer
6 hours ago
Mohali, Punjab, , India Suffescom Solutions Full time ₹ 18,00,000 - ₹ 24,00,000 per yearWe are seeking an experienced and highly skilled Senior Full -Stack Engineer with strong expertise in and Blockchain technologies to join our dynamic and innovative team. The ideal candidate will have 5+ years of professional development experience, with hands -on exposure to building scalable backend systems and decentralized applications (dApps) using...
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Blockchain Developer
21 hours ago
Bengaluru, Karnataka, India, Karnataka Infosys Full timeLocation: PAN IndiaBlockchain Developer/ArchitectExperience: 5-12 YearsDomain: BlockchainRole & Responsibilities:Overall, 5-12 years of experienceAt least 3+ years of hands-on experience on Hyperledger Fabric, R3 Corda and Ethereum.Strong understanding of different types of Blockchain such as public, private/permissioned, public permissioned,...
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Blockchain Developer
2 days ago
Pune, Maharashtra, , India Ayanworks Technology Solutions Full time ₹ 5,00,000 - ₹ 15,00,000 per yearAbout AyanWorks AyanWorksenvisions a society in which individuals own their identities and organisationshave access to them without compromising privacy. We are the leading blockchainand decentralised identity company, developing an interoperable and verifiableidentity layer, web3, and a decentralised future.As thought leaders in the Self -Sovereign...
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Sr. Blockchain Developer
6 days ago
Mumbai, India Talent Pro Full timeJob Description Experience: Minimum 5 years in blockchain development Blockchain Networks: Hyperledger Fabric, Stellar, Solana Key Skills: Proficiency in Golang with a minimum of 4 years of experience Strong understanding of cryptography, resource optimization, and data clustering Hands-on experience with NoSQL databases (CouchDB, Cassandra, or DynamoDB...
