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Calyptus
Backend EngineerCalyptus • England, GB
Backend Engineer

Backend Engineer

Calyptus • England, GB
30+ days ago
Job type
  • Full-time
Job description

Direct message the job poster from Calyptus

Co-Founder @ Calyptus | High Performance Talent at Scale | Blockchain & AI

Responsibilities

  • Design and implement scalable backend services using Node.js, TypeScript (NestJS), and Python.
  • Architect and integrate Web3 functionalities throughout the tech stack.
  • Design and implement caching solutions using Redis to optimize application performance.
  • Build and maintain API integrations between frontend and backend systems.
  • Ensure high performance, reliability, and security across all system components.
  • Collaborate with the team on technical architecture decisions and implementation strategies.
  • Work closely with product and design teams to implement new features.
  • Contribute to technical documentation and engineering best practices.

Requirements

  • Strong experience with Node.js, TypeScript (NestJS), PostgreSQL, AWS, and Redis.
  • Experience with containerization and orchestration using Kubernetes (K8s).
  • Experience with various communication protocols: REST, WebSockets, Server-Sent Events (SSE), etc.
  • Familiarity with IPFS and distributed storage systems.
  • Experience with ethers.js and Web3 libraries for blockchain interaction.
  • Experience with microservices architecture.
  • Strong understanding of database design and optimization.
  • Knowledge of security best practices and performance optimization.
  • Experience with automated testing and CI/CD pipelines.
  • Go development experience is a plus.
  • Experience with monitoring and observability tools such as Prometheus and Grafana is a plus.

Preferred Qualifications

  • Previous experience in DeFi or trading platforms.
  • Experience with Subgraph integration and GraphQL.
  • Understanding of perpetuals trading and RWA markets.
  • Contributions to open-source projects.
  • Experience with high-frequency trading systems or real-time data processing.

Seniority level

Mid-Senior level

Employment type

Full-time

Job function

Information Technology and Engineering

Industries

Information Services

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Backend Engineer • England, GB

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