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Backend Engineer

$20 - $70/hr Worldwide Remote · worldwide coding Contract / freelance
Pay rate · $20 - $70/hr
  • Job Description
  • Backend Engineer
  • Contract, Part time
  • Remote

Job Summary

In this role, you'll apply your expertise to help train next-generation AI systems. Your work will shape how models learn, reason, and perform through high-quality, real-world input. No prior experience in AI is required — your domain knowledge is what matters.

Key Responsibilities

  • Design, develop, and maintain scalable backend services and APIs that meet demanding performance requirements.
  • Collaborate cross-functionally to translate business needs into technical specifications and impactful backend solutions.
  • Optimize backend systems for reliability, security, and efficiency, ensuring seamless user experiences.
  • Write clean, well-documented, and thoroughly tested code, adhering to best engineering practices.
  • Participate actively in code reviews, mentoring, and knowledge sharing sessions with fellow engineers.
  • Monitor, troubleshoot, and resolve backend issues in production environments, targeting root causes and continuous improvements.
  • Contribute to architecture discussions and decisions, bringing innovative ideas and a solutions-oriented mindset.

Required Skills and Qualifications

  • Proven expertise in backend development using modern programming languages.
  • Extensive experience designing and implementing RESTful APIs and microservices architectures.
  • Strong proficiency with relational and NoSQL databases, along with data modeling principles.
  • Deep understanding of system security, authentication, and authorization best practices.
  • Experience with cloud platforms (AWS, GCP, or Azure) and containerization (Docker, Kubernetes).
  • Excellent written and verbal communication skills, with a collaborative and proactive approach.
  • Ability to thrive in a fast-paced, fully remote expert team environment.

Preferred Qualifications

  • Familiarity with event-driven or server less architectures.
  • Experience with CI/CD pipelines and automated testing frameworks.
  • Background in mentoring or technical leadership within backend teams.
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