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Invisible Technologies · 4 weeks ago

Backend Engineering Specialist - Freelance AI Trainer Project

United States of America

Full-time

Onsite

Mid, Senior Level

$8/hr - $65/hr

Agency is seeking a Backend Engineering Specialist to shape the future of AI by leveraging their expertise in backend technologies. The role involves reviewing AI-generated code, assessing outputs, and collaborating with the team to refine engineering guidelines.

Data Center AutomationInformation TechnologyProductivity ToolsProject Management

H1B Sponsor Likely

Responsibilities

Review and annotate AI-generated code

Assess outputs for logical and structural soundness

Identify and document error patterns

Collaborate with our team to refine prompts, evaluation methods, and engineering guidelines

Qualification

PythonJavaAPI designDjangoSQL/NoSQLDockerClear communicationProblem-solvingAttention to detail

Required

Proficiency in backend technologies

Strong experience with languages such as Python, Java, Go, or C++

Experience with frameworks such as Django, Spring, or Express

Experience with databases (SQL/NoSQL)

Clear communication skills

Problem-solving ability

Attention to detail

Preferred

Experience with API design

Experience with distributed systems

Experience with cloud services

Experience with containerization (Docker/Kubernetes)

Company

Invisible Technologies

Glassdoor3.9

Invisible Technologies makes AI work. Our platform cleans, labels, and structures company data so it’s ready for AI.

Founded in 2015

San Francisco, California, USA

201-500 employees

https://www.invisible.co/

H1B Sponsorship

Invisible Technologies has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)

Distribution of Different Job Fields Receiving Sponsorship

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Trends of Total Sponsorships

2025 (9)