Backend Software Engineer | Node.js

New
Location: Poland Workplace: RemoteFull-TimeMiddle
Salary not disclosed
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Job Details

Experience
4+ years of experience
Required Skills
DockerNode.jsPostgreSQLSQLGitJestKubernetesMySQLRabbitmqTypeScriptGrafanaRedisCI/CDRESTful APIsTerraformLLM

Requirements

  • 4+ years of experience with Node.js, TypeScript, and PostgreSQL or MySQL in production environments.
  • Solid understanding of REST APIs and experience building them
  • Experience with message queues (RabbitMQ, BullMQ, GCP PubSub).
  • Kubernetes, Docker, and containerization knowledge.
  • Experience working with observability tools, such as Grafana or similar solutions.
  • Testing mindset - experience with unit testing and integration testing (Jest, Mocha, or similar).
  • Database knowledge - comfortable with SQL and at least one ORM (Sequelize, TypeORM, Prisma, or similar), Redis.
  • Git proficiency - you've worked in team environments and know how to collaborate through version control.
  • Self-starter mentality - you take ownership, ask good questions, and aren't afraid to challenge approaches when something feels off.
  • Good communicator - you document your work, share progress, and collaborate effectively with cross-functional teams.

Responsibilities

  • Build the engine behind Horizons - Design and develop backend systems and APIs using Node.js that power our vibe coding platform.
  • Own your services - Take ownership of backend features and services, learning to make architectural decisions with guidance from senior engineers.
  • Optimize and scale - Work on API performance, database optimization, and system scalability.
  • Integrate and innovate - Connect third-party APIs, implement data storage solutions, and help build features that users actually love.
  • Quality matters - Write tested, documented, scalable code that creates business value.
  • Collaborate across the stack - Work closely with frontend developers, product managers, and other engineers to ship features that make an impact.
  • Learn and level up - Get mentored on system design, performance optimization, and backend best practices.
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