Jobs and Careers
DC
Senior Algorithm & Backend Engineer
DcentraLabSpainfull_timeVerifiedPosted 14 Oct 2025
About the role
<h3>Description</h3>
<p>We are looking for a talented and ambitious Senior Algorithm & Backend Engineer to join our core team.</p><p><strong>Responsibilities / What you will do:</strong></p><ul><li>Design and implement algorithms to maximise output of blockchain trading systems (Python, Lambdas)</li><li>Build smart contracts that automate trading and bridging strategies (Solidity, APIs)</li><li>Build a highly efficient infrastructure for scalable deployments and CICD processes (GitLab CI, ECS, Cloudformation, Lambdas)</li><li>Manage and develop the serverless backend (Node.js, Python, Lambdas, API Gateway)</li><li>Manage and develop monitoring and alert solutions for our apps and services (Python, Slack)</li><li>Manage and develop scalable blockchain backend and infrastructure, utilizing k8s, docker etc ...</li><li>Manage and develop testing solutions for the backend functions added (Pytest)</li><li>Manage and develop highly scalable, highly available infrastructure for data engineering, data analytics, and big-data platforms and infrastructure utilizing Kinesis, Kafka, spark, Hadoop, Postgres, MongoDB etc..</li></ul>
<h3>Requirements</h3>
<p><strong>Qualifications:</strong></p><ul><li>Good level of English (written and verbal skills)</li><li>Bachelor’s or Master’s degree in computer science or a related field</li></ul><p><strong>Skills:</strong></p><ul><li>You’re a master of Python and web3 libraries</li><li>You’re a master of SQL, Postgres, Alembic, data manipulation, handling and analysis</li><li>You’re a master of algorithms design and you also know how to implement your algorithms into a scalable production setting.</li><li>You’re an expert in AWS - Lambda, API Gateway, Cloudwatch, SSM, S3, RDS, VPN, IAM, SQS</li><li>You have experience working with serverless framework</li><li>You have solid experience working with Git, Gitlab, Github, CICD tools and pipelines</li><li>You have solid experience designing and using APIs</li></ul><p><strong>Experience:</strong></p><ul><li>You’re a user of and a strong believer in cryptocurrency & blockchain technology (Uniswap/DEXes, Metamask/wallets)</li><li>You always keep up to date with the latest in blockchain technology and trends</li><li>You are interested and knowledgeable in the underlying math and technology powering decentralized finance protocols</li><li>You are interested and preferably also have experience writing algorithms to extract MEV or arbitrage opportunities.</li><li>You love and have experience building Web3 products using blockchain technology and smart contracts</li><li>You have experience developing highly complex backends for blockchain and web-scale applications</li><li>You are greatly familiar with blockchain, Ethereum, Solidity, Smart Contract Architectures, Remix, and Web3 libraries for Python.</li><li>You have academic knowledge of economics, market trading, market making, algorithmic trading and MEV extraction.</li></ul><p><strong>Qualities:</strong></p><ul><li>You have a great attention to detail, you’re good with numbers, statistics & high-level math</li><li>You’re a fast and agile thinker, with the ambition and hunger to learn new technologies and skills every day</li><li>You have a strong eye for detail, and a passion for clear communication.</li><li>You have strong organizational and time-management skills, the ability to multitask, You are able to manage time and to meet deadlines</li><li>You are both a team player & capable of working independently</li></ul>
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