Senior Backend Engineer

Job Description The company offers one of the most trusted decentralized custody protocol, smart wallet infrastructure and platfom, as well as a flagship wallet for the ecosystem on Ethereum and the EVM. With 25 Millions transactions handled worth 65 Billion dollars they are on a mission to unlock digital ownership for the world by continuing building robust and accessible tools that adress web3’s biggest challenges. Size : 50 people Location : Berlin (Germany) Other locations : teams in the UK, Switzerland, Spain and Portugal TECH STACK : Smart contracts: Written in Solidity Backend services: Written in TypeScript and Python, hosted at AWS, orchestrated via Kubernetes Web app: Modern web tech stack with React.js and Next.js Mobile apps: Currently Kotlin and Swift, potentially ReactNative or similar in the future Extensive test suites: E2E via Cypress, Postman, Unit tests in TypeScript/Jest MISSIONS You will be supporting the team with setting up and maintaining services that support the Wallet's infrastructure on a multitude of Ethereum networks. Your role will involve ensuring all services stack is up and running by providing bug fixes and infrastructure updates. You will be responsible for automating and improving development and release processes, supporting external teams, proposing and implementing infrastructure improvements, and ensuring the development workflows have the necessary security measures, monitoring tools, and alert systems in place for all the applications that are hosted on AWS. Ensure that systems are safe and secure Debug code and infrastructure issues in the company's services stack Automation improvements for the development and release processes Analyze and propose infrastructure improvements Maintenance of the company's core services stack Support external teams in configuring the company's service stack in their infrastructure Coordinate the setup of services for new ETH chains Configuration of alerts to detect failures Requirements Proficiency with Python Strong experience in Linux administration Experience with Docker and Docker Compose Experience with Monitoring tools like Datadog Good knowledge of high-availability services Working knowledge of Django and Celery Nice to have : Experience with Typescript Experience with Kubernetes administration Experience with Postgres, Redis, RabbitMQ Experience with PagerDuty or similar AWS (or other cloud) administration skills Benefits Full time permanent role Based in Berlin - Germany - Hybrid remote Open to relocation (relocation packages / VISAs are available) Hardware and home working budget Personal education and conference budgets 30 annual vacation days (on top of National holidays) Friday afternoons on research or on a side project in the company’s ecosystem Flexible working schedules and hybrid work policies