Coding & Software Engineering

Fullstack Engineer

ContractorRemote50 openings$30 - $90/hour

About this role

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.

Skills

FrontendBackendAPI

Key responsibilities

  • Develop, test, and deploy scalable frontend and backend solutions to meet evolving business requirements.
  • Design and implement RESTful APIs to facilitate seamless communication between system components.
  • Collaborate with UX/UI designers to deliver intuitive and engaging user experiences.
  • Participate in code reviews, ensuring best practices and high-quality code standards are maintained.
  • Troubleshoot, debug, and optimize application performance across the stack.
  • Stay current with emerging technologies and advocate for continuous process improvements.
  • Work closely within the customer's team to translate requirements into technical solutions.

Required skills & qualifications

  • Proven hands-on experience with both frontend and backend frameworks.
  • Expertise in designing, building, and consuming APIs (RESTful or GraphQL).
  • Strong understanding of modern web technologies, architectures, and development methodologies.
  • Experience in version control systems such as Git.
  • Demonstrated ability to collaborate effectively in a remote, distributed team setting.
  • Excellent problem-solving and analytical skills with a detail-oriented approach.
  • Bachelor’s degree in Computer Science or related technical field, or equivalent practical experience.

Preferred qualifications

  • Familiarity with DevOps practices and cloud-based infrastructure.
  • Experience with automated testing frameworks.
  • Background in Agile/Scrum methodologies.
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