Contractor Integrations Engineer (Contractor)

About this role: You'll join the LFX platform team for a high-impact role in building a mission-critical application for the entire open source ecosystem. You'll be part of an open-source-obsessed team where you'll do more than writing code: you'll lead your own projects, interact with users, make architectural decisions, manage infrastructure, and be encouraged to take the initiative. You'll be contributing to a fully open-sourced codebase. Your contributions will be public, joining us in building toward an open future.

Salary Range: $50,000-$60,000 based on your experience.

Location: Fully remote within European time zones (CET +/- 2 hours).

Tech Stack: We use a modern, lightweight tech stack: Node.js backend, PostgresSQL and time-series database, Kubernetes on Oracle Cloud, Temporal for long-running workflows, Vue.js frontend, Tailwind CSS. We prioritize using best-of-breed open-source solutions.

Tasks:

• Contribute to backend systems for an application supporting developers and companies.
• Design and build scalable systems for processing large data volumes.
• Implement APIs and backend services.
• Apply best practices in backend development (clean code, testing, documentation).
• Collaborate with cross-functional teams.

Requirements:

• 2+ years professional backend experience.
• Proficiency in Node.js and SQL.
• Experience with time series databases (bonus).
• Experience with Kubernetes and Kafka (distributed systems).
• Understanding of data ingestion and processing pipelines.
• Focus on automation, high-performance, maintainable solutions.
• Strong team player.
• Professional English (written & spoken).
• Willingness to work European time zone (CET +/- 2 hours)
• (Bonus) Previously built or maintained an open-source project.

What is the last date for applying to the job?

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