554 Crypto & Blockchain jobs in Bahrain
Principal Blockchain Engineer/Blockchain Architect (Solana)
Reap
Posted 14 days ago
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Job Description
Overview
Principal Blockchain Engineer/Blockchain Architect (Solana) at Reap. Lead the development of cutting-edge on-chain asset management infrastructure on Solana and contribute to governance and asset management mechanisms.
What you’ll do- Solana Contract Development: Design, implement, and deploy high-performance, production-grade smart contracts on the Solana blockchain, focusing on multisig infrastructure, transaction execution, and features like time locks, spending limits, and role-based permissions.
- Smart Account Architecture: Build core on-chain components including proposal systems, voting mechanisms, asset management protocols, and cross-program integration for composability across the Solana ecosystem.
- Cross-functional Systems Design: Collaborate with product, finance, and ops to translate real-world fund flows into on-chain execution logic and align protocol behavior with user experience across the stack.
Minimum Requirements:
- Minimum of 5 years in software development, with at least 2 years of experience building smart contracts on Solana with Rust
- Proven experience building and supporting production Solana programs that have handled sizable funds
- Strong understanding of smart accounts, digital asset management and multisig architecture
- Demonstrated ability to design and reason about complex state machines, proposal logic, and secure transaction orchestration
- Highly motivated, self-driven, and passionate about building cutting-edge blockchain protocols
- Peer collaboration and code quality: maintains a high standard for code quality, reliability, and peer review; strong communication skills and ability to raise the technical bar across the team
- Fluency in English, both spoken and written
- Backend: Rust, Anchor framework, TypeScript/Rust SDK development, Solana CLI tools
- Infrastructure: TypeScript, Node.js, CI/CD pipelines, AWS
- Web3: Multisig protocols, SPL token standards, asset management systems, Solana DeFi integrations
- Experience with Ethereum smart contract development (Solidity), ERC-4337 account abstraction standards, and cross-chain protocol design
- AI fluency: uses AI tools to accelerate development with discernment
- Security Mindset: experience with secure software development practices, threat modeling, and understanding of common smart contract vulnerabilities
DeFi Natives: Be at the forefront of financial innovation where traditional finance meets Web3, working with major blockchains including Solana and Ethereum as we expand multi-chain capabilities.
Global Impact: Your code will power solutions used by hundreds of businesses internationally, handling significant transaction volumes across multiple blockchains.
Backed by Top Investors: Join a company supported by investors including Index Ventures and Hashkey Capital.
Global Team: Collaborate with professionals across multiple countries with flexible hybrid work options that prioritize results over location.
After submitting your application, please check your inbox for a confirmation email. If you don’t see it, check your spam or junk folder and adjust your settings to ensure future communication reaches your inbox.
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Senior Blockchain Developer - Decentralized Applications
355 Saar, Northern
BHD150000 Annually
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Posted today
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Our client is a rapidly growing innovator in the blockchain space and is seeking a Senior Blockchain Developer to join their fully remote, elite engineering team. This role is perfect for an expert who is passionate about decentralized technologies and wants to build the next generation of secure and scalable dApps. You will be instrumental in designing, developing, and deploying smart contracts, decentralized applications, and contributing to the core architecture of our client's blockchain solutions. We are looking for a candidate with a proven track record in blockchain development, a deep understanding of cryptography, and the ability to thrive in a fast-paced, collaborative remote setting.
Responsibilities:
Responsibilities:
- Design, develop, and implement robust and secure smart contracts on various blockchain platforms (e.g., Ethereum, Solana, Polygon).
- Build and maintain decentralized applications (dApps) and their associated backend infrastructure.
- Collaborate with product managers, designers, and other engineers to define and implement new features.
- Conduct code reviews and ensure the highest standards of code quality and security.
- Optimize blockchain applications for performance, scalability, and efficiency.
- Research and implement new blockchain technologies and protocols.
- Troubleshoot and resolve complex technical issues related to blockchain networks and dApps.
- Stay updated with the latest trends and advancements in the cryptocurrency and blockchain ecosystem.
- Contribute to the architectural design and technical roadmap of our blockchain products.
- Write comprehensive technical documentation and unit/integration tests.
- Bachelor's or Master's degree in Computer Science, Engineering, or a related field.
- 5+ years of experience in software development, with at least 3 years focused on blockchain technology.
- Proficiency in smart contract development languages such as Solidity, Rust, or Go.
- Experience with blockchain platforms like Ethereum, Binance Smart Chain, Solana, etc.
- Deep understanding of cryptography, distributed ledger technology, and consensus mechanisms.
- Experience with frontend development frameworks (e.g., React, Vue) and integrating with web3 libraries (e.g., Web3.js, Ethers.js).
- Familiarity with token standards (ERC-20, ERC-721) and DeFi protocols.
- Strong understanding of security best practices for smart contracts and dApps.
- Excellent problem-solving and analytical skills.
- Effective communication and collaboration skills for working in a remote, distributed team.
- Ability to work independently and take ownership of projects.
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1
Senior Blockchain Developer
210 Seef, Capital
BHD120000 Annually
WhatJobs
Posted today
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Our client, a cutting-edge technology firm specializing in blockchain solutions, is seeking a highly skilled Senior Blockchain Developer to join their innovative team. This role offers a hybrid work model, allowing for a blend of remote work and in-office collaboration at our modern Seef, Capital, BH location. The Senior Blockchain Developer will be responsible for designing, developing, and implementing decentralized applications (dApps) and smart contracts on various blockchain platforms. You will play a pivotal role in architecting robust, secure, and scalable blockchain solutions, from initial concept through to deployment and maintenance. Collaboration with product managers, designers, and other engineers will be key to delivering high-quality blockchain products. A deep understanding of cryptographic principles, distributed ledger technologies, and smart contract development is essential.
Key Responsibilities:
Key Responsibilities:
- Designing and developing smart contracts for various blockchain platforms (e.g., Ethereum, Binance Smart Chain, Solana).
- Building and maintaining decentralized applications (dApps) and blockchain-based systems.
- Architecting secure and scalable blockchain solutions, considering performance and cost-efficiency.
- Integrating blockchain technology with existing systems and third-party services.
- Conducting thorough code reviews and ensuring the security and integrity of smart contracts.
- Researching and evaluating new blockchain technologies, protocols, and tools.
- Collaborating with product teams to define technical requirements and project roadmaps.
- Troubleshooting and debugging blockchain applications and smart contracts.
- Staying up-to-date with the latest trends and advancements in the blockchain and cryptocurrency space.
- Developing comprehensive documentation for blockchain solutions and APIs.
- Contributing to the overall technical strategy and vision of the blockchain initiatives.
- Mentoring junior developers and sharing expertise.
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2
Remote Blockchain Developer
20009 Tubli
BHD100000 Annually
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Posted today
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Job Description
Our client is seeking an innovative and skilled Remote Blockchain Developer to contribute to cutting-edge projects in the cryptocurrency and blockchain space. This is a fully remote position, offering a flexible work environment for talented individuals worldwide. You will be responsible for designing, developing, and implementing secure and scalable blockchain solutions. The ideal candidate will have a strong understanding of blockchain architecture, smart contract development, and decentralized applications (dApps). Proficiency in programming languages such as Solidity, Go, or Rust, and experience with blockchain platforms like Ethereum, Hyperledger, or Binance Smart Chain is essential. Key responsibilities include writing clean, efficient, and well-documented code, conducting code reviews, testing and deploying smart contracts, and collaborating with cross-functional teams to integrate blockchain technology into existing systems. You will also be expected to stay up-to-date with the latest advancements in blockchain technology and security best practices. Experience with cryptography, consensus algorithms, and distributed ledger technologies is highly desirable. This role requires a proactive problem-solver with excellent analytical skills and the ability to work independently in a remote setting. A strong understanding of security principles related to blockchain is paramount. A Bachelor's or Master's degree in Computer Science, Engineering, or a related field is preferred, but equivalent practical experience will be strongly considered. This is an exciting opportunity to be at the forefront of blockchain innovation and contribute to transformative technologies.
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3
Remote Senior Blockchain Engineer
30010 Riffa, Southern
BHD120000 Annually
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Posted today
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Our client is actively searching for an experienced and visionary Senior Blockchain Engineer to lead the design and implementation of advanced blockchain solutions. This is a fully remote position, offering significant autonomy and the opportunity to work with a globally distributed team. You will be responsible for architecting robust and secure blockchain networks, developing and optimizing smart contracts, and driving innovation in decentralized technologies. The ideal candidate possesses extensive experience in blockchain development, including deep knowledge of various consensus mechanisms, cryptographic principles, and distributed systems. Expertise in programming languages such as Go, Rust, or C++, and familiarity with major blockchain platforms (e.g., Ethereum, Solana, Polkadot) is mandatory. Key responsibilities include leading technical design discussions, mentoring junior engineers, developing and maintaining high-performance blockchain infrastructure, and ensuring the security and integrity of all deployed solutions. You will also play a crucial role in evaluating new blockchain technologies and making strategic recommendations for their adoption. Experience with Layer 2 scaling solutions, DeFi protocols, and tokenomics is highly advantageous. This role requires exceptional problem-solving skills, a strong ability to work independently, and excellent communication skills to collaborate effectively with remote stakeholders. A proven track record of successfully delivering complex blockchain projects from concept to deployment is essential. A Bachelor's or Master's degree in Computer Science, Engineering, or a related technical field, along with significant relevant experience, is required. This is an exceptional opportunity to shape the future of blockchain technology and contribute to groundbreaking projects within a forward-thinking organization.
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4
Blockchain Developer - Decentralized Applications
525 Al Daih, Northern
BHD100000 Annually
WhatJobs
Posted today
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Our client is a cutting-edge technology company operating at the forefront of the blockchain revolution, seeking a talented and innovative Blockchain Developer to join their fully remote development team. This role is ideal for a visionary individual passionate about building decentralized applications (dApps) and contributing to the future of Web3. You will be instrumental in designing, developing, and deploying smart contracts and dApps on various blockchain platforms. The position demands strong coding skills, a deep understanding of blockchain architecture, and the ability to thrive in a collaborative, remote-first environment. Key Responsibilities:
- Design, develop, test, and deploy smart contracts and decentralized applications.
- Write efficient, secure, and maintainable code in languages such as Solidity, Rust, or Go.
- Collaborate with cross-functional teams, including product managers, designers, and other developers, to define and implement new features.
- Research and integrate new blockchain technologies and protocols.
- Optimize dApp performance and ensure scalability.
- Participate in code reviews and contribute to architectural decisions.
- Troubleshoot and resolve issues related to blockchain networks and dApps.
- Stay abreast of the latest developments and trends in the blockchain and cryptocurrency space.
- Contribute to technical documentation and knowledge sharing within the team.
- Work effectively in a distributed team environment, utilizing collaboration tools to maintain productivity.
- Bachelor's or Master's degree in Computer Science, Engineering, or a related field, or equivalent practical experience.
- Proven experience in blockchain development, with a strong portfolio of smart contracts or dApps.
- Proficiency in smart contract programming languages (e.g., Solidity for Ethereum, Rust for Solana/Polkadot).
- Familiarity with blockchain platforms such as Ethereum, Polygon, Solana, Binance Smart Chain, etc.
- Understanding of cryptographic principles and blockchain architecture.
- Experience with front-end development (React, Vue.js) for dApp interfaces is a plus.
- Knowledge of token standards (ERC-20, ERC-721) and DeFi protocols.
- Excellent problem-solving skills and ability to work independently in a remote setting.
- Strong communication and teamwork skills.
- Passion for decentralized technologies and the Web3 ecosystem.
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5
Remote Lead Blockchain Developer - Smart Contracts
20103 Al Muharraq
BHD180000 Annually
WhatJobs
Posted today
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Job Description
Our client is at the forefront of decentralized innovation and is seeking a visionary Lead Blockchain Developer for their fully remote team. This is a unique opportunity to shape the future of our blockchain ecosystem by architecting and implementing secure, efficient, and scalable smart contracts and decentralized applications (dApps). You will lead a team of talented developers, guiding them through the entire development lifecycle, from conceptualization and design to deployment and maintenance. Your responsibilities will include designing robust smart contract architectures, writing secure and gas-efficient code (e.g., Solidity, Rust), conducting thorough code reviews, and implementing comprehensive testing strategies. You will also contribute to protocol design, tokenomics, and the integration of blockchain solutions with existing systems. The ideal candidate will have extensive experience in blockchain development, with a deep understanding of various blockchain platforms (e.g., Ethereum, Polygon, Solana), consensus mechanisms, and cryptographic principles. Proficiency in smart contract languages and a strong understanding of security best practices in the blockchain space are essential. Experience with dApp development, front-end integration, and decentralized finance (DeFi) concepts is highly desirable. You should possess exceptional leadership and mentoring skills, with the ability to inspire and guide a technical team. Strong problem-solving abilities, excellent communication skills, and a passion for decentralized technologies are critical. This role is entirely remote, offering the flexibility to work from anywhere. We are looking for individuals who are driven, innovative, and eager to contribute to the growth of a cutting-edge blockchain company.
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6
Senior Blockchain Developer
104 Seef, Capital
BHD120000 Annually
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Posted today
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Job Description
Are you a seasoned Senior Blockchain Developer passionate about decentralized technologies? We are seeking your expertise for a cutting-edge role based in Seef, Capital, BH , offered on a fully remote basis. You will be instrumental in designing, developing, and deploying secure, scalable, and efficient blockchain solutions. Your responsibilities will include architecting blockchain protocols, developing smart contracts, integrating blockchain technology with existing systems, conducting rigorous testing and security audits, and staying abreast of the latest advancements in the blockchain space. You will collaborate closely with product managers, designers, and other engineers to bring innovative decentralized applications (dApps) to life. The ideal candidate will possess a Bachelor's or Master's degree in Computer Science, Engineering, or a related field, with a minimum of 5 years of professional experience in blockchain development. Demonstrated expertise in languages like Solidity, Go, or Rust, and deep understanding of various blockchain platforms (e.g., Ethereum, Solana, Hyperledger) are essential. Experience with decentralized finance (DeFi) protocols, NFTs, and tokenomics is highly desirable. Strong knowledge of cryptography, consensus mechanisms, and distributed ledger technologies is required. Excellent problem-solving skills, a meticulous attention to detail, and the ability to work independently in a remote setting are crucial. You should be a self-starter with a passion for innovation and a commitment to building robust and secure blockchain solutions. If you're ready to make a significant impact in the rapidly evolving world of blockchain from the convenience of your remote workspace, we encourage you to apply. Our client is at the forefront of blockchain innovation.
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7
Remote Lead Blockchain Developer - Smart Contracts
30011 Isa Town, Northern
BHD135000 Annually
WhatJobs
Posted today
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Job Description
Our client is a cutting-edge blockchain technology firm looking for a talented and experienced Lead Blockchain Developer specializing in Smart Contracts to join their fully remote, globally distributed team. This pivotal role will involve designing, developing, auditing, and deploying secure and efficient smart contracts on various blockchain platforms. The ideal candidate will possess a deep understanding of blockchain architecture, cryptography, and smart contract development languages (e.g., Solidity, Rust), along with a proven track record of delivering robust decentralized applications (dApps). You will be instrumental in shaping the technical direction of our client's blockchain initiatives and ensuring the integrity and security of their innovative solutions.
Responsibilities:
Responsibilities:
- Lead the design, development, and implementation of secure and scalable smart contracts on blockchain platforms like Ethereum, Binance Smart Chain, Solana, etc.
- Write high-quality, well-tested, and efficient smart contract code in languages such as Solidity, Rust, or similar.
- Conduct rigorous smart contract auditing and security analysis to identify and mitigate vulnerabilities.
- Collaborate with product managers, UI/UX designers, and other developers to define dApp requirements and features.
- Integrate smart contracts with front-end applications and backend services.
- Deploy and manage smart contracts on testnets and mainnets.
- Stay up-to-date with the latest advancements in blockchain technology, smart contract development, and security best practices.
- Mentor and guide junior blockchain developers, fostering a culture of technical excellence and innovation.
- Contribute to the architectural design of decentralized applications and blockchain protocols.
- Troubleshoot and resolve issues related to smart contracts and dApps.
- Research and evaluate new blockchain technologies and platforms.
- Participate in code reviews and contribute to documentation.
- Bachelor's degree in Computer Science, Engineering, or a related field, or equivalent practical experience.
- 5+ years of professional software development experience, with a significant focus on blockchain and smart contract development.
- Proficiency in smart contract programming languages (Solidity is essential).
- Strong understanding of blockchain principles, cryptography, and consensus mechanisms.
- Experience with blockchain development frameworks (e.g., Hardhat, Truffle, Foundry).
- Familiarity with Web3 libraries (e.g., Ethers.js, Web3.js).
- Experience with common blockchain platforms (e.g., Ethereum, Polygon, BSC).
- Knowledge of smart contract security best practices and auditing tools.
- Experience with version control systems (e.g., Git).
- Excellent problem-solving, analytical, and debugging skills.
- Strong communication and collaboration skills for remote team environments.
- Experience with other programming languages (e.g., Node.js, Python) is a plus.
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8
Lead Blockchain Developer (Remote)
1088 Tubli
BHD120000 Annually
WhatJobs
Posted today
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Job Description
Our client is seeking a highly experienced and innovative Lead Blockchain Developer to spearhead the development of cutting-edge decentralized applications (dApps) and blockchain solutions. This is a fully remote position, allowing you to contribute to a forward-thinking company from anywhere. You will play a critical role in designing, implementing, and deploying robust blockchain architectures, smart contracts, and related technologies, impacting projects from conceptualization to launch.
The ideal candidate will possess a deep understanding of blockchain principles, consensus mechanisms, cryptography, and smart contract development languages (e.g., Solidity, Rust). You will lead a team of talented developers, providing technical guidance, code reviews, and mentorship. Responsibilities include architecting scalable and secure blockchain networks, developing decentralized applications, integrating blockchain technology with existing systems, and ensuring the performance, security, and reliability of our blockchain products.
This role requires a proactive leader with exceptional problem-solving skills and a passion for innovation in the crypto and blockchain space. You must be adept at working independently and collaboratively in a fast-paced, remote environment. Strong communication skills are essential for interfacing with technical teams, stakeholders, and the broader blockchain community. Experience with various blockchain platforms (e.g., Ethereum, Solana, Polkadot), understanding of tokenomics, and familiarity with DeFi and NFTs are highly desirable. Join us in building the future of decentralized technology. We are looking for a thought leader who can drive technical excellence and inspire innovation within our blockchain initiatives. This role offers the opportunity to work on challenging projects and make a significant impact in a rapidly evolving industry. The role is nominally associated with **A'ali, Northern, BH**, but the work is entirely remote.
Responsibilities:
The ideal candidate will possess a deep understanding of blockchain principles, consensus mechanisms, cryptography, and smart contract development languages (e.g., Solidity, Rust). You will lead a team of talented developers, providing technical guidance, code reviews, and mentorship. Responsibilities include architecting scalable and secure blockchain networks, developing decentralized applications, integrating blockchain technology with existing systems, and ensuring the performance, security, and reliability of our blockchain products.
This role requires a proactive leader with exceptional problem-solving skills and a passion for innovation in the crypto and blockchain space. You must be adept at working independently and collaboratively in a fast-paced, remote environment. Strong communication skills are essential for interfacing with technical teams, stakeholders, and the broader blockchain community. Experience with various blockchain platforms (e.g., Ethereum, Solana, Polkadot), understanding of tokenomics, and familiarity with DeFi and NFTs are highly desirable. Join us in building the future of decentralized technology. We are looking for a thought leader who can drive technical excellence and inspire innovation within our blockchain initiatives. This role offers the opportunity to work on challenging projects and make a significant impact in a rapidly evolving industry. The role is nominally associated with **A'ali, Northern, BH**, but the work is entirely remote.
Responsibilities:
- Lead the design and development of blockchain protocols, dApps, and smart contracts.
- Architect and implement secure, scalable, and efficient blockchain solutions.
- Develop and maintain smart contracts on platforms like Ethereum, Binance Smart Chain, etc.
- Collaborate with product managers and stakeholders to define project requirements and roadmaps.
- Conduct code reviews, provide technical guidance, and mentor junior developers.
- Research and evaluate new blockchain technologies and opportunities.
- Ensure the security, performance, and integrity of blockchain implementations.
- Contribute to tokenomics design and economic modeling for blockchain projects.
- Bachelor's or Master's degree in Computer Science, Engineering, or a related field.
- 5+ years of experience in software development, with a significant focus on blockchain technology.
- Proven experience in developing and deploying smart contracts using Solidity or similar languages.
- Strong understanding of blockchain architecture, distributed systems, and cryptography.
- Experience with one or more major blockchain platforms (e.g., Ethereum, Hyperledger Fabric).
- Familiarity with DeFi, NFTs, and token standards (ERC-20, ERC-721).
- Excellent leadership, communication, and problem-solving skills.
- Ability to thrive in a remote, fast-paced environment.
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