1 963 Crypto & Blockchain jobs in Bahrain
Infrastructure Engineer, Blockchain Specialist
Keyrock
Posted 6 days ago
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Join to apply for the Infrastructure Engineer, Blockchain Specialist role at Keyrock
About Keyrock
Since our beginnings in 2017, we've grown to be a leading change-maker in the digital asset space, renowned for our partnerships and innovation.
Today, we rock with over 180 team members around the world. Our diverse team hails from 42 nationalities, with backgrounds ranging from DeFi natives to PhDs. Predominantly remote, we have hubs in London, Brussels, and Singapore, and host regular online and offline hangouts to keep the crew tight.
We are trading on more than 80 exchanges and working with a wide array of asset issuers. As a well-established market maker, our distinctive expertise led us to expand rapidly. Today, our services span market making, options trading, high-frequency trading, OTC, and DeFi trading desks.
But we’re more than a service provider. We’re an initiator. We're pioneers in adopting the Rust Development language for our algorithmic trading, and champions of its use in the industry. We support the growth of Web3 startups through our Accelerator Program. We upgrade ecosystems by injecting liquidity into promising DeFi, RWA, and NFT protocols. And we push the industry's progress with our research and governance initiatives.
At Keyrock, we're not just envisioning the future of digital assets. We're actively building it.
Job Description
We are looking for an experienced Infrastructure Engineer to join our team, specifically focusing on managing blockchain nodes. This role involves designing, implementing, and maintaining highly scalable and resilient infrastructure to support our product offering across various blockchain networks. The ideal candidate will have a deep understanding of the blockchain ecosystem, expertise in Infrastructure as Code (IaC) , and a strong background in observability and DevOps best practices .
Key Responsibilities
- Blockchain Node Management: Architect, deploy, and maintain a diverse range of blockchain nodes (e.g., Bitcoin, Ethereum, Solana, and others) using IaC principles.
- Infrastructure as Code (IaC): Utilize tools like Terraform and Ansible to automate the provisioning, configuration, and management of infrastructure for all blockchain-related services.
- Observability & Monitoring: Develop comprehensive monitoring and alerting solutions to ensure the health, performance, and uptime of all blockchain nodes. Experience with tools like Prometheus, Grafana, or the ELK stack is key.
- Performance Optimization: Troubleshoot issues, perform root cause analysis, and implement fixes to optimize the performance and latency of node operations.
- Security & Compliance: Apply best practices for network and node security, including the management of RPC endpoints, validator keys, and public/private key pairs.
- CI/CD: Implement and manage CI/CD pipelines for efficient deployment, testing, and monitoring of node software upgrades.
- Collaboration: Work closely with our trading and research teams to support new chain integrations and optimize existing ones.
- Disaster Recovery: Design and implement failover and backup strategies to ensure business continuity for mission-critical blockchain infrastructure.
Background and Experience
- Bachelor’s degree in Computer Science, Engineering, or a related field.
- 5+ years of experience in cloud infrastructure, SRE, or DevOps roles.
- Demonstrable experience managing blockchain nodes and a deep understanding of the ecosystem.
- Strong experience in a trading, crypto, or TradFi environment is highly desirable but not essential.
Competencies and Personality
- Strong expertise in cloud platforms (AWS, GCP, or Azure) and containerization (Docker, Kubernetes).
- Proficient Linux administration skills.
- Hands-on experience with Infrastructure as Code (Terraform, Ansible) and programming languages (e.g., Bash and Python).
- Deep familiarity with monitoring, logging, and observability tools (Prometheus, Grafana, Datadog, ELK).
- Solid understanding of networking concepts (VPC, Load Balancers, DNS, Firewalls).
- Experience with GitOps practices and CI/CD pipelines.
- Familiarity with various blockchain architectures (Proof-of-Stake, Proof-of-Work, etc.) and node types (full nodes, validators, RPC nodes).
- Strong understanding of security practices within the blockchain ecosystem.
Our Offer
- Competitive salary package.
- Autonomy in your time management thanks to flexible working hours and the opportunity to work remotely.
- The freedom to create your own entrepreneurial experience by being part of a team of people in search of excellence.
- As an employer, we are committed to building a positive and collaborative work environment. We welcome employees of all backgrounds and hire, reward, and promote entirely based on merit and performance.
Due to the nature of our business and external requirements, we perform background checks on all potential employees. Passing a background check is a prerequisite to joining Keyrock.
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0
Senior Blockchain Developer
213 Manama, Capital
BHD130000 Annually
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Our client, a rapidly growing innovator in the blockchain space, is seeking a talented and experienced Senior Blockchain Developer to join their globally distributed team. This is a fully remote position, offering the chance to work on exciting and groundbreaking projects with a high degree of autonomy. You will be responsible for designing, developing, and deploying secure and scalable decentralized applications (dApps), smart contracts, and blockchain protocols. Key responsibilities include architecting blockchain solutions, writing clean, efficient, and well-documented code in languages such as Solidity, Go, or Rust, performing code reviews, and collaborating with product managers and other engineers to define and implement new features. You will also play a crucial role in ensuring the security and performance of our blockchain infrastructure. The ideal candidate will possess a deep understanding of blockchain technology, consensus mechanisms, cryptography, and distributed ledger systems. Proven experience in developing and launching smart contracts on platforms like Ethereum, Binance Smart Chain, or Polygon is essential. Strong proficiency in relevant programming languages and frameworks is required. Excellent problem-solving skills, a passion for innovation, and the ability to work effectively in a remote, fast-paced environment are critical. A Bachelor's degree in Computer Science, Engineering, or a related field is required; a Master's degree is a plus. Join us in shaping the future of decentralized technologies, supporting projects that impact regions like Manama, Capital, BH , and beyond, all from your remote workspace.
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1
Senior Blockchain Developer
1008 Al Daih, Northern
BHD130000 Annually
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Posted today
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Our client is seeking a highly skilled Senior Blockchain Developer to design, develop, and deploy innovative blockchain solutions. This role involves working with distributed ledger technologies, smart contracts, and decentralized applications (dApps) to build secure, scalable, and efficient systems. You will collaborate with product managers and other engineers to define blockchain strategies, architect robust solutions, and ensure the integrity and performance of our decentralized platforms. This position offers a fully remote work environment, allowing for global collaboration.
Key Responsibilities:
Qualifications:
Key Responsibilities:
- Design and develop blockchain networks and decentralized applications (dApps).
- Write, test, and deploy smart contracts on various blockchain platforms (e.g., Ethereum, Solana, Binance Smart Chain).
- Develop and integrate blockchain solutions with existing systems and applications.
- Research and implement new blockchain technologies and protocols.
- Ensure the security, scalability, and performance of blockchain solutions.
- Collaborate with cross-functional teams to define product roadmaps and technical specifications.
- Participate in code reviews and contribute to improving development processes.
- Troubleshoot and resolve issues related to blockchain network operations.
- Stay up-to-date with the latest trends and advancements in the blockchain and cryptocurrency space.
- Mentor junior developers and contribute to building a strong engineering culture.
Qualifications:
- Bachelor's degree in Computer Science, Software Engineering, or a related field.
- Minimum of 5 years of experience in software development, with at least 3 years focused on blockchain technology.
- Proven experience developing smart contracts using Solidity, Rust, or other relevant languages.
- Deep understanding of blockchain architecture, consensus mechanisms, and cryptography.
- Familiarity with major blockchain platforms and their ecosystems.
- Experience with Web3 libraries and frameworks (e.g., Web3.js, Ethers.js).
- Knowledge of decentralized finance (DeFi) and non-fungible tokens (NFTs) is a plus.
- Strong problem-solving skills and attention to detail.
- Excellent communication and collaboration abilities, with experience working in remote teams.
- Ability to work independently and manage multiple priorities effectively.
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2
Senior Blockchain Developer
1063 Al Seef
BHD170000 Annually
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Posted today
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Our client, a leading innovator in the decentralized technology space, is seeking a highly skilled Senior Blockchain Developer to join their growing team. This hybrid role offers the opportunity to work both remotely and from our office in Salmabad, Northern, BH , fostering collaboration and innovation. You will be instrumental in designing, developing, and deploying robust blockchain solutions, smart contracts, and decentralized applications (dApps). Your responsibilities will include contributing to the architecture of new blockchain protocols, optimizing existing systems for performance and scalability, and ensuring the security and integrity of our distributed ledger technologies. You will work with cutting-edge technologies, including various blockchain platforms, consensus mechanisms, and cryptographic techniques. Collaboration with product managers, UX designers, and other developers to translate business requirements into technical specifications and functional code will be a daily task. The ideal candidate will have a deep understanding of blockchain principles, distributed systems, and smart contract programming languages (e.g., Solidity, Rust). Experience with security best practices for smart contracts and a strong grasp of relevant development frameworks are essential. You will also be involved in research and development efforts to explore new blockchain applications and emerging trends. Responsibilities include:
Qualifications:
- Designing, developing, and testing smart contracts and dApps on various blockchain platforms.
- Contributing to the architectural design of new blockchain protocols and systems.
- Optimizing blockchain networks for speed, scalability, and security.
- Implementing and integrating cryptographic techniques and security protocols.
- Writing clean, efficient, and well-documented code in relevant programming languages (e.g., Solidity, Go, Rust, JavaScript).
- Collaborating with front-end developers to integrate blockchain solutions with user interfaces.
- Performing code reviews and providing technical guidance to junior developers.
- Staying up-to-date with the latest developments and trends in the blockchain and cryptocurrency space.
- Researching and evaluating new blockchain technologies and potential applications.
- Ensuring compliance with security best practices and industry standards.
- Troubleshooting and debugging blockchain network issues.
Qualifications:
- Bachelor's degree in Computer Science, Engineering, or a related field. A Master's degree is preferred.
- Minimum of 5 years of experience in software development, with at least 3 years focused on blockchain technology.
- Strong proficiency in smart contract development (e.g., Solidity for Ethereum, Rust for Solana/Polkadot).
- Experience with blockchain platforms such as Ethereum, Binance Smart Chain, Solana, or Polkadot.
- Familiarity with distributed ledger technologies, consensus mechanisms, and cryptography.
- Experience with Web3 libraries (e.g., Web3.js, Ethers.js) and development frameworks.
- Understanding of security principles for smart contracts and blockchain applications.
- Excellent problem-solving, analytical, and debugging skills.
- Strong communication and teamwork abilities.
- Experience with cloud platforms (AWS, Azure, GCP) is a plus.
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3
Lead Blockchain Developer (Smart Contracts)
901 Riffa, Southern
BHD120000 Annually
WhatJobs
Posted today
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Our client is a pioneering force in the blockchain space and is looking for a talented Lead Blockchain Developer to spearhead their smart contract development efforts. This is a fully remote position, allowing you to contribute from anywhere in the world. You will be instrumental in designing, developing, testing, and deploying secure and efficient smart contracts on various blockchain platforms, with a strong emphasis on Ethereum (Solidity). Your responsibilities will include architecting robust decentralized applications (dApps), implementing token standards (ERC-20, ERC-721, etc.), and developing secure and auditable smart contract code. You will collaborate closely with product managers, front-end developers, and security auditors to ensure the successful integration of blockchain solutions. This role demands a deep understanding of blockchain principles, cryptographic concepts, and consensus mechanisms. Experience with Layer 2 scaling solutions, DeFi protocols, and NFT marketplaces is highly advantageous. You should be proficient in smart contract development languages like Solidity, Vyper, or Rust, and have experience with blockchain development frameworks and tools such as Truffle, Hardhat, or Brownie. A strong foundation in computer science, data structures, and algorithms is crucial. We are seeking individuals who are passionate about decentralization, possess excellent analytical and problem-solving skills, and can work independently in a fast-paced, remote-first environment. A proven track record of shipping production-ready smart contracts is a must. Experience with blockchain security best practices and conducting smart contract audits will be a significant plus. A Bachelor's or Master's degree in Computer Science or a related field is preferred.
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4
Lead Blockchain Developer (Smart Contracts)
701 Manama, Capital
BHD120000 Annually
WhatJobs
Posted today
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Our client is a pioneering force in the decentralized finance (DeFi) space and is looking for an exceptional Lead Blockchain Developer to spearhead the development of cutting-edge smart contracts. This is a fully remote position, allowing you to work from anywhere in the world and contribute to groundbreaking blockchain solutions. You will be responsible for designing, developing, testing, and deploying secure and efficient smart contracts on various blockchain protocols. The ideal candidate possesses a deep understanding of blockchain architecture, cryptography, and smart contract languages like Solidity. You will play a crucial role in shaping the future of our decentralized applications and ensuring their robustness and security.
Key Responsibilities:
Key Responsibilities:
- Lead the design, development, and implementation of secure and scalable smart contracts using Solidity and other relevant languages (e.g., Vyper).
- Architect robust blockchain solutions for decentralized applications (dApps), including DeFi protocols, NFTs, and tokenization platforms.
- Conduct thorough code reviews, security audits, and performance optimizations for smart contracts.
- Develop and maintain comprehensive unit and integration tests for all smart contract code.
- Deploy smart contracts to various blockchain networks (e.g., Ethereum, Polygon, Binance Smart Chain) and manage their lifecycle.
- Collaborate closely with product managers, UI/UX designers, and frontend developers to translate requirements into functional blockchain features.
- Research and stay updated on the latest blockchain technologies, security vulnerabilities, and industry best practices.
- Mentor and guide junior blockchain developers, fostering a culture of innovation and technical excellence.
- Contribute to the overall blockchain strategy and roadmap of the company.
- Troubleshoot and resolve issues related to smart contract execution and blockchain infrastructure.
- Bachelor's or Master's degree in Computer Science, Engineering, or a related field.
- Proven experience (5+ years) in software development, with at least 3 years focused on blockchain and smart contract development.
- Expertise in Solidity programming language and experience with smart contract development frameworks (e.g., Hardhat, Truffle).
- Deep understanding of EVM (Ethereum Virtual Machine) and blockchain principles.
- Familiarity with common smart contract vulnerabilities and best practices for secure coding.
- Experience with popular blockchain platforms and protocols.
- Proficiency in version control systems like Git.
- Strong analytical, problem-solving, and debugging skills.
- Excellent communication and collaboration skills, particularly in a remote, asynchronous environment.
- A passion for blockchain technology and decentralization.
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5
Lead Blockchain Developer
24680 Riffa, Southern
BHD120000 Annually
WhatJobs
Posted today
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Job Description
Our client is at the forefront of the Crypto & Blockchain revolution and is looking for an exceptional Lead Blockchain Developer to join their fully remote, pioneering team. This is a senior role for a visionary individual who can architect, develop, and deploy robust and scalable blockchain solutions. You will be responsible for leading the technical direction of our blockchain projects, mentoring a team of developers, and driving innovation in decentralized applications (dApps), smart contracts, and distributed ledger technologies. If you have a deep understanding of blockchain principles, extensive experience in smart contract development, and a passion for shaping the future of finance and technology, we want to hear from you.
Key responsibilities include:
Key responsibilities include:
- Lead the design, development, and implementation of innovative blockchain solutions and decentralized applications.
- Architect and develop secure, efficient, and scalable smart contracts on various blockchain platforms (e.g., Ethereum, Solana, Polygon).
- Oversee the full lifecycle of blockchain projects, from conceptualization and prototyping to deployment and ongoing maintenance.
- Mentor and guide a team of blockchain developers, fostering a collaborative and high-performing environment.
- Research and evaluate new blockchain technologies, protocols, and tools to enhance our product offerings.
- Ensure the security and integrity of blockchain systems and smart contracts through rigorous testing and auditing.
- Collaborate with product managers, designers, and other stakeholders to define project requirements and deliver high-quality solutions.
- Stay abreast of the latest industry trends, regulatory changes, and best practices in the cryptocurrency and blockchain space.
- Contribute to the technical strategy and roadmap for our blockchain initiatives.
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6
Remote Blockchain Developer & Smart Contract Engineer
78901 Manama, Capital
BHD120000 Annually
WhatJobs
Posted today
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Job Description
Our client is seeking a highly skilled and innovative Remote Blockchain Developer & Smart Contract Engineer to join their pioneering team. This fully remote position is perfect for individuals passionate about decentralized technologies, cryptocurrencies, and building the future of the blockchain ecosystem. You will be instrumental in designing, developing, and deploying secure and efficient smart contracts and decentralized applications (dApps).
The ideal candidate will have a strong understanding of blockchain principles, distributed ledger technology, and cryptography. Proficiency in smart contract development languages such as Solidity is essential. You will be responsible for writing, testing, and auditing smart contracts for various blockchain platforms (e.g., Ethereum, Binance Smart Chain). Experience with web3 libraries and frameworks (e.g., Web3.js, Ethers.js, Truffle, Hardhat) is crucial for developing dApps. Responsibilities include integrating blockchain technology with existing systems, optimizing smart contract performance, and ensuring the security and integrity of all deployed code. Collaboration with product managers, designers, and other developers to translate project requirements into functional blockchain solutions is key. A proactive approach to staying updated on the rapidly evolving blockchain landscape, identifying new opportunities, and mitigating potential risks is highly valued. This role demands strong problem-solving skills, a commitment to writing secure code, and the ability to thrive in a fast-paced, remote, and collaborative environment.
Key Responsibilities:
The ideal candidate will have a strong understanding of blockchain principles, distributed ledger technology, and cryptography. Proficiency in smart contract development languages such as Solidity is essential. You will be responsible for writing, testing, and auditing smart contracts for various blockchain platforms (e.g., Ethereum, Binance Smart Chain). Experience with web3 libraries and frameworks (e.g., Web3.js, Ethers.js, Truffle, Hardhat) is crucial for developing dApps. Responsibilities include integrating blockchain technology with existing systems, optimizing smart contract performance, and ensuring the security and integrity of all deployed code. Collaboration with product managers, designers, and other developers to translate project requirements into functional blockchain solutions is key. A proactive approach to staying updated on the rapidly evolving blockchain landscape, identifying new opportunities, and mitigating potential risks is highly valued. This role demands strong problem-solving skills, a commitment to writing secure code, and the ability to thrive in a fast-paced, remote, and collaborative environment.
Key Responsibilities:
- Design, develop, test, and deploy secure smart contracts on various blockchain platforms.
- Build and maintain decentralized applications (dApps) and backend services.
- Integrate blockchain solutions with existing systems and third-party applications.
- Conduct thorough code reviews and security audits for smart contracts and dApps.
- Optimize smart contract performance and gas efficiency.
- Research and implement new blockchain technologies and protocols.
- Collaborate with product teams to define and implement blockchain features.
- Troubleshoot and resolve issues related to smart contracts and dApps.
- Stay abreast of industry trends, regulatory changes, and security best practices in the blockchain space.
- Document technical specifications and code.
- Bachelor's degree in Computer Science, Engineering, or a related field.
- Minimum of 3-5 years of software development experience, with at least 2 years focused on blockchain development.
- Proficiency in Solidity and experience with major blockchain platforms (e.g., Ethereum, BSC, Polygon).
- Experience with web3 development tools and frameworks (e.g., Truffle, Hardhat, Ganache).
- Familiarity with frontend technologies (e.g., React, Vue.js) for dApp development is a plus.
- Strong understanding of cryptography, distributed systems, and consensus mechanisms.
- Experience with security best practices for smart contracts and dApps.
- Excellent problem-solving, analytical, and debugging skills.
- Strong communication and teamwork abilities in a remote setting.
- A passion for decentralized technologies and the crypto space.
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7
Senior Blockchain Developer - DeFi Specialist
241 Tubli
BHD110000 Annually
WhatJobs
Posted today
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Job Description
Our client is a pioneering force in the decentralized finance (DeFi) space, looking for a seasoned Senior Blockchain Developer with a specialization in DeFi protocols. This role offers a hybrid work arrangement, allowing for flexibility between remote work and in-office collaboration. You will be at the forefront of developing secure, scalable, and innovative decentralized applications and smart contracts that are shaping the future of finance. Your deep understanding of blockchain technology and smart contract programming will be essential to our client's success.
Responsibilities:
Responsibilities:
- Design, develop, and deploy robust smart contracts on various blockchain platforms (e.g., Ethereum, Binance Smart Chain, Polygon) using languages like Solidity.
- Build and maintain decentralized applications (dApps) that interact with DeFi protocols.
- Research and implement new blockchain technologies and DeFi trends to enhance product offerings.
- Optimize smart contract code for gas efficiency, security, and performance.
- Conduct thorough code reviews and security audits to identify and mitigate potential vulnerabilities.
- Collaborate with product managers, designers, and other developers in an agile environment.
- Write comprehensive unit and integration tests for smart contracts and dApps.
- Troubleshoot and debug complex issues in production environments.
- Contribute to technical documentation and knowledge sharing within the team.
- Stay updated on the latest developments in cryptocurrency, blockchain, and DeFi.
- Evaluate and integrate third-party DeFi protocols and oracle solutions.
- Bachelor's or Master's degree in Computer Science, Engineering, or a related field.
- 3+ years of professional experience in blockchain development, with a strong focus on smart contract programming.
- In-depth knowledge of DeFi protocols, including lending, borrowing, DEXs, and stablecoins.
- Proficiency in Solidity and experience with development frameworks like Truffle or Hardhat.
- Familiarity with EVM (Ethereum Virtual Machine) architecture and its nuances.
- Experience with front-end development (e.g., React, Vue.js) for dApp integration is a plus.
- Understanding of cryptography and security best practices for blockchain applications.
- Strong analytical and problem-solving skills.
- Excellent communication and teamwork abilities.
- Experience with version control systems like Git.
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8
Senior Blockchain Developer - Decentralized Applications
102 Muharraq, Muharraq
BHD120000 Annually
WhatJobs
Posted today
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Job Description
Our client is at the vanguard of the decentralized technology revolution and is seeking a Senior Blockchain Developer with a passion for building robust and innovative Decentralized Applications (dApps). This fully remote role is an exceptional opportunity to contribute to the future of the web by designing, developing, and deploying secure, scalable, and performant blockchain solutions. You will be instrumental in shaping the architecture and implementation of dApps on various blockchain platforms, ensuring seamless integration and optimal user experience. The ideal candidate possesses a deep understanding of blockchain protocols, smart contract development, cryptography, and distributed systems. Key responsibilities include writing secure and efficient smart contracts (e.g., Solidity, Rust), developing decentralized front-end interfaces, integrating with blockchain networks, and implementing robust testing and deployment strategies. You will collaborate closely with product managers, UI/UX designers, and fellow developers in a fast-paced, agile environment. This position demands a proactive, self-motivated individual with excellent problem-solving skills and a keen eye for security best practices. As a fully remote team member, you will need outstanding communication skills and the ability to work autonomously while fostering strong collaboration with your colleagues. Our client offers a stimulating work environment, the chance to work with cutting-edge technologies, and significant opportunities for professional growth. We are looking for someone who is not only technically proficient but also deeply passionate about the principles of decentralization and Web3. You will be contributing to projects that have the potential to disrupt traditional industries and empower users globally. This is a chance to be part of a groundbreaking movement, pushing the boundaries of what's possible with blockchain technology. Success will be measured by the quality, security, and adoption of the dApps you help build. The role requires a deep understanding of the entire dApp development lifecycle and a commitment to staying ahead of the rapid evolution of the blockchain space. You will be a key voice in architectural decisions and technology choices.
Responsibilities:
Responsibilities:
- Design and develop secure, scalable decentralized applications (dApps).
- Write and audit efficient smart contracts (e.g., Solidity, Rust).
- Develop front-end interfaces for dApps.
- Integrate dApps with various blockchain networks.
- Implement robust testing and deployment pipelines for smart contracts and dApps.
- Collaborate with product and design teams to define dApp features.
- Optimize dApp performance and user experience.
- Stay updated on the latest blockchain technologies and security best practices.
- Contribute to architectural decisions and technology stack selection.
- Troubleshoot and resolve issues in production dApps.
- Bachelor's or Master's degree in Computer Science, Engineering, or a related field.
- Minimum of 5 years of software development experience, with at least 3 years focused on blockchain development.
- Proficiency in smart contract languages like Solidity, Vyper, or Rust.
- Experience with blockchain frameworks (e.g., Hardhat, Truffle, Ganache).
- Familiarity with major blockchain protocols (e.g., Ethereum, Polygon, Solana).
- Experience with front-end technologies (React, Vue, Angular) for dApp interfaces.
- Strong understanding of cryptography, distributed systems, and consensus mechanisms.
- Excellent problem-solving, debugging, and security auditing skills.
- Proven ability to work effectively in a fully remote, collaborative team.
- Strong communication and documentation skills.
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