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About Micro1: Job DescriptionRole Title: Fitness ExpertRole Type: Contractor, Remote Location: United Statesmicro1 is engaging Fitness Experts to contribute their knowledge and guidance to an innovative project supporting a major customer. 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.Scope of WorkDeliver insights and expertise in fitness, exercise, and nutrition to inform the development of advanced AI systems.Collaborate in pairs with other fitness professionals based on mutual availability to provide well-rounded, high-fidelity feedback on project content.Review, critique, and improve materials related to workout programming, nutrition plans, and general wellness guidance.Create and evaluate sample fitness programs and nutrition plans for a range of client personas and goals.Produce detailed written explanations and engage in clear verbal communication to articulate concepts and suggestions for system improvement.Participate in project meetings, feedback sessions, and collaborative assignments focused on enhancing AI understanding of fitness topics.Consistently provide availability to fulfill a minimum engagement of 15 hours per week.Preferred QualificationsExperience as a personal trainer, nutritionist, or fitness expert.Demonstrated experience working directly with clients across diverse fitness levels, backgrounds, and goals.Exceptional written and verbal communication skills, with the ability to explain complex fitness and nutrition topics clearly and concisely.Experience designing or reviewing customized workout and nutrition plans.Comfort collaborating remotely with other professionals and using digital tools for communication and documentation.Ability to adapt feedback style to different audiences, from technical project leads to non-technical stakeholders.Interest in the future of technology and AI, and curiosity to participate in shaping innovative solutions in the health and wellness domain.

About Micro1: Job DescriptionJob Title: Member of Technical Staff, Zara (AI Recruiter)Job Type: Full-timeLocation: RemoteThe RoleJoin our team to build and improve a next-generation AI recruiting agent. You'll develop new capabilities, experiment with the latest LLMs and agent frameworks, and ship production-ready AI features that make the agent smarter, more reliable, and more useful.What You'll DoBuild and improve AI agent capabilities using modern LLMs.Develop backend services and APIs in Python.Design and iterate on prompts, workflows, RAG, and agent orchestration.Evaluate model performance and continuously improve quality through experimentation.Collaborate with product and engineering teams to deliver AI-powered features.Deploy and maintain scalable AI systems in production.Stay current with the latest AI models, tools, and best practices.What We're Looking ForStrong Python software engineering skills.Experience building applications with LLMs and AI APIs.Familiarity with agent frameworks such as LangChain, LangGraph, or LlamaIndex.Experience building APIs with FastAPI or similar frameworks.Experience with cloud platforms (AWS, GCP, or Azure).Strong problem-solving skills and an experimental mindset.Excellent communication and collaboration skills.Preferred QualificationsExperience shipping AI products or AI agents to production.Familiarity with RAG, tool calling, model evaluation, or prompt engineering.Contributions to open-source AI projects or personal AI applications.Experience working in fast-paced, AI-first environments.Compensation & Benefits NoticeThe national pay range for this full-time position is base salary of $120,000 –$150,000 USD. All employees are eligible for equity compensation, and employees may also receive performance-based bonuses, dependent on role and subject to company policies. micro1 provides a comprehensive benefits package, including up to 100% reimbursement for health-insurance premiums, paid time off, a 401(K) plan with a company match, and additional benefits designed to support a high-performing, remote-first workforce.micro1 is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, sexual orientation, or gender identity), national origin, age, disability, genetic information, veteran status, or any other characteristic protected by applicable local laws, regulations and ordinances. If you need assistance and/or a reasonable accommodation during the application process, reach out to support@micro1.ai.Our hiring process utilizes artificial intelligence tools to assist in candidate screening and assessment. Our AI tools are designed to complement, not replace, human decision-making.DisclaimerThe information contained in this job posting, including but not limited to role responsibilities, qualifications, compensation, and benefits, is provided for informational purposes only and does not constitute a binding offer of employment. micro1 reserves the right to amend, modify, or withdraw any portion of this posting at its sole discretion and without prior notice. All employment decisions are made in accordance with applicable laws and regulations.

About Micro1: Job Title: Korean Bilingual ExpertJob Type: ContractLocation: RemoteJob 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 ResponsibilitiesTranscribe and translate video content accurately between Korean and English, with attention to detail and thorough time-stamping.Analyze and articulate the emotional tone and intent of speakers, demonstrating cultural awareness and sensitivity.Evaluate and ensure grammatical, syntactic, and structural fidelity in both Korean and English communications.Clarify and interpret complex or nuanced terminology, conveying conceptual depth with precision.Conduct advanced linguistic tasks, such as tone analysis and contextual interpretation, supporting multimedia projects.Collaborate on diverse language and communication tasks based on evolving project requirements.Consistently deliver high-quality, reliable results within agreed-upon timelines, maintaining at least 15 hours of weekly commitment.Required Skills and QualificationsFluency in both written and spoken Korean and English, with a strong focus on articulate, effective communication.Demonstrated experience in transcription, translation, or linguistic analysis involving Korean and English content.Skilled in discerning emotional nuances, speaker intent, and tone across varied content types.Keen attention to grammatical detail, linguistic structure, and contextual accuracy.Excellent time management and organizational abilities, with a proven track record of meeting deadlines.Self-motivated and resourceful in a remote, independent work environment while maintaining open and clear communication.Preferred QualificationsAcademic background or degree in linguistics, translation, communications, or a closely related field.Experience working with complex language, transcription projects, or multimedia content analysis.Familiarity with digital transcription software and relevant language tools.

About Micro1: Job DescriptionRole Title: AI Evaluation AnalystRole Type: ContractorLocation: Remotemicro1 is engaging AI Evaluation Analysts to contribute to a customer’s project focused on advancing frontier language model capabilities. 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. You will play a crucial role in producing evaluation and training data that directly influence how powerful AI models understand and interact. This is an exciting opportunity to operate at the forefront of AI, with a focus on written and verbal clarity, multi-turn conversation design, and deep analysis of model behavior.Scope of WorkAuthor detailed, task-based multi-turn conversations and rubrics aligned with project specifications.Test and refine conversation drafts against frontier large language models, iterating to meet quality and difficulty requirements.Deliver comprehensive evaluation assets including transcripts, target behaviors, binary rubrics, and supporting evidence.Ensure strict fidelity to evolving project specs while maintaining high throughput and attention to detail.Validate and calibrate outputs with team leads and quality control as guidelines change.Work independently and consistently, meeting expected output rates for deliverable completion.Preferred QualificationsNative-level written English with exceptional clarity, structure, and attention to detail.Prior experience in data annotation, RLHF, SFT, evaluation, or prompt engineering for AI systems.Working knowledge of frontier LLM behaviors and common model failure patterns.Demonstrated ability to interpret and apply highly detailed specifications without supervision.Strong critical thinking and analytical skills in writing-heavy or analysis-heavy domains.Experience authoring evaluation items, rubrics, or conducting deep analysis of technology outputs.Background in research, editorial, technical writing, or quality assurance is a plus.Compensation StructureCompensation is output-based; experts are paid per task that meets the project specifications. The time required to complete work may vary depending on the expert’s experience and workflow. Minimum submission requirements apply. Experts must submit a minimum of tasks per week.Start Timeline & AvailabilityWe typically fill roles within 48 hours and are looking for experts ready to jump in right away. If selected, we expect you to start your first tasks within 24–48 hours of completing onboarding.

About Micro1: Job DescriptionRole Title: LLM Red-TeamerRole Type: ContractorLocation: Remotemicro1 is engaging LLM Red-Teamers to contribute to a high-impact customer project focused on the evaluation and improvement of frontier language models. 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.Scope of WorkDevelop complex, adversarial multi-turn conversations and task-based scenarios aligned with detailed project specifications.Author clear, precise evaluation rubrics to rigorously assess model responses against defined behavioral targets.Iteratively test conversations and tasks against frontier LLMs, escalating difficulty and nuance until the desired quality threshold is achieved.Deliver comprehensive task packages, including transcripts, target behaviors, binary rubrics, and supporting rationale or evidence.Validate LLM outputs, documenting model strengths and failure modes relative to the project specification.Maintain calibration with team leads and quality control contacts as project requirements evolve.Contribute independently, producing high-quality deliverables at a steady and consistent pace.Preferred QualificationsExceptional written English skills, with clarity, precision, and strong structural organization.Prior experience in AI human data environments (RLHF, SFT, evaluations, annotation, or prompt engineering).Deep familiarity with large language models, including the ability to anticipate and identify common failure patterns.Demonstrated ability to work autonomously, interpreting and executing complex specifications with minimal oversight.Proven critical thinking and meticulous attention to detail.Experience designing evaluation items or rubrics is advantageous.Background in writing-intensive or analysis-centric fields such as research, editorial, technical writing, or quality assurance is a plus.Compensation StructureCompensation is output-based; experts are paid per task that meets the project specifications. The time required to complete work may vary depending on the expert’s experience and workflow. Minimum submission requirements apply. Experts must submit a minimum of tasks per week.Start Timeline & AvailabilityWe typically fill roles within 48 hours and are looking for experts ready to jump in right away. If selected, we expect you to start your first tasks within 24–48 hours of completing onboarding.