Backend Engineer, TypeScript

Description

• Join Integrations squad building and maintaining integrations between Cryptio's SaaS platform and third-party APIs

• Write production-grade TypeScript, bringing new integrations online and maintaining existing ones

• Own the end-to-end process: scope, document, and test your code for reliability

• Collaborate with Product and other engineers to make sure integrations meet customer needs

• Map messy, evolving data models into unified schemas

• Monitor health, resolve data inconsistencies, and proactively fix or improve integrations

• Contribute to architecture decisions to enhance scalability and reliability

Requirements

• 5+ years of software development experience

• Confident working with Javascript, TypeScript

• Hands-on experience integrating third-party APIs (REST, GraphQL) and wrangling with OAuth/JWT/auth flows

• Experience with TypeScript key dependencies: Axios, Zod, Nest.js, Temporal

• Experience with Redis, S3, Kubernetes on AWS, Docker, GitLab

• Clear communication—comfortable switching between technical and non-technical audiences

• Thrives in fast-paced, collaborative teams

• Analytical mindset; enjoys problem-solving and excited by crypto and fintech

• Communicates fluently in English, written and spoken

Benefits

• Work 100% remotely (with occasional travel to Paris or London hubs)

• 25 days annual leave

• Birthday off

• Private medical

• Pension

• Home office budget

• Lots of internal mobility opportunities

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