Find remote AI training and data labeling jobs open to applicants in Slovakia.
Help improve multilingual AI by quality-checking Spanish audio, transcriptions, timestamps, speaker labels, and metadata. This fully remote, 15-week contractor project requires native LATAM Spanish and at least 40 hours per week.
Posted Aug 26, 2026
Create expressive Spanish (Spain) voice recordings that help train modern AI systems. This flexible, fully remote freelance role is suited to experienced voice actors with professional recording equipment.
Posted Aug 26, 2026
Create polished 3D/CGI video assets for robotics and educational AI training media. This remote contractor role offers flexible part-time work and pays $30 to $80 per hour.
Posted Aug 25, 2026
Evaluate AI agents on complex software engineering tasks, from debugging to performance optimization, while designing reliable MCP-based evaluation environments. This remote contractor role offers flexible scheduling at an ideal rate of $60 to $120 per hour.
Posted Aug 25, 2026
Use advanced software engineering skills to build MCP-powered reinforcement learning environments that test how AI agents solve real coding problems. This flexible contractor role offers 20+ hours per week and pays $60 to $120 per hour.
Posted Aug 25, 2026
Use psychiatry or clinical psychology expertise to review AI-generated mental health content for military and veteran populations. This remote contractor role pays $100-$200 per hour and requires 20+ hours weekly.
Posted Aug 25, 2026
Use your child development psychology expertise to evaluate AI outputs and datasets for accuracy, cultural appropriateness, and developmental relevance. Remote contract work offers 20+ hours per week at $100-$200 per hour.
Posted Aug 25, 2026
Assess AI-generated responses for accuracy, logic, relevance, and completeness while creating detailed feedback and training examples. This remote freelance assignment offers flexible work of 20+ hours per week.
Posted Aug 25, 2026
Use your game-systems expertise to evaluate AI-generated design content, progression systems, reward economies, and chatbot responses. This flexible, worldwide contractor role requires 20+ hours per week and strong English communication.
Posted Aug 24, 2026
Use your commercial contract and regulatory expertise to create gold-standard legal tasks and evaluate AI responses. This remote contract role is open worldwide for English-speaking legal professionals available 20+ hours weekly.
Posted Aug 24, 2026
Create challenging scientific-computing tasks that test advanced AI models in semiconductor materials and molecular modeling. This part-time contractor role pays $70 per hour and requires 20+ hours weekly.
Posted Aug 23, 2026
Join a short-term research project manually segmenting structural cracks in high-resolution UAV bridge images. Use your civil or infrastructure inspection experience to create precise, independent reference annotations.
Posted Aug 23, 2026
Use your DevOps expertise to design realistic tasks, review AI-generated infrastructure code, and write precise technical feedback. This flexible contract role pays $50-$100 per hour and requires at least three years of professional experience.
Posted Aug 22, 2026
Use 8 to 15 years of accounting or audit expertise to create and evaluate advanced AI training tasks grounded in US GAAP, controls, assurance, and reporting. This flexible contractor engagement requires at least four hours daily, with Pacific Time overlap.
Posted Aug 22, 2026
Use your technology transactions expertise to redline contracts, assess AI-generated legal responses, and build evaluation frameworks for contract-review systems. This flexible contractor role offers 20+ hours per week and listed pay of $90 to $130 per hour.
Posted Aug 22, 2026
Use your US corporate law expertise to evaluate documents, deal structures, and litigation materials that help train advanced AI systems. Work remotely on a flexible 20+ hour weekly contract through OpenTrain.
Posted Aug 21, 2026
Use advanced litigation and transactional legal expertise to review documents, draft sample clauses, and improve AI-generated legal content. This remote contractor role pays $140-$400 per hour and requires 20+ hours weekly.
Posted Aug 21, 2026
Apply your US legal expertise to document review, legal research, drafting, and quality assurance for AI training. This remote contractor role offers 20+ hours per week and pays $140-$400 per hour.
Posted Aug 21, 2026
Use your U.S. immigration law and BigLaw experience to evaluate AI-generated legal content, workflows, and case materials remotely for $140 to $400 per hour.
Posted Aug 21, 2026
Use your family law expertise to review, summarize, and annotate legal documents that help train AI systems. This remote contractor role offers $140-$400 per hour and requires 20+ hours weekly.
Posted Aug 21, 2026
Use your M&A and corporate law expertise to help improve AI through legal document review, research, annotation, and written evaluation. This remote contractor role offers flexible scheduling, 20+ hours per week, and $140-$400 per hour.
Posted Aug 21, 2026
Create challenging, research-driven questions and evaluate AI model answers in a flexible remote contractor role. Use your research and writing skills to help improve advanced AI systems.
Posted Aug 21, 2026
Use your medical expertise to create and evaluate challenging question-and-answer data that helps AI systems learn accurate clinical reasoning. Work remotely for 10-15 hours weekly at $40-$90 per hour.
Posted Aug 21, 2026
Create and review advanced mathematics benchmarks for AI research, writing rigorous multiple-choice questions, solutions, distractors, and references at $61-$77 per hour.
Posted Aug 21, 2026
Use deep strategy consulting expertise to create, evaluate, and refine complex business scenarios that help AI reason through strategic problems. This remote freelance engagement lasts up to 9 weeks and requires at least 4 hours daily.
Posted Aug 21, 2026
Use senior finance and advisory judgment to create evaluation tasks, validate models, and set quality standards for AI-generated outputs. This worldwide contractor engagement offers 20+ hours per week for up to 10 weeks.
Posted Aug 21, 2026
Use vocal control, emotional range, and precise pacing to create expressive English (US) performances for AI training projects. This part-time contractor role offers 20+ hours per week for experienced voice actors with quality recording equipment.
Posted Aug 21, 2026
Use your technology-transactions experience to redline agreements, assess AI-generated contract responses, and improve legal AI judgment. This flexible remote contractor project offers approximately 20 hours weekly for 1 to 3 months.
Posted Aug 21, 2026
Use your M&A contract expertise to evaluate AI-generated legal responses, simulate negotiations, and improve contract-review models. This remote, part-time contractor role pays $90-$150 per hour.
Posted Aug 21, 2026
Use your funds and M&A legal experience to evaluate AI-generated contract analysis, conduct simulated negotiations, and create rigorous grading criteria. This remote, part-time contractor role pays $90-$150 per hour.
Posted Aug 21, 2026
AI training work involves preparing and reviewing examples used by artificial-intelligence systems. A role open to applicants located in Slovakia may involve labeling images or video, transcribing or recording audio, writing or rating model responses, evaluating search results, translating text, reviewing code, or applying subject-matter knowledge. The individual posting defines the actual responsibilities, so inspect it for the work involved.
OpenTrain is the hiring organization for the public roles on OpenTrain, and candidates apply through OpenTrain. OpenTrain may place or refer successful candidates to the client whose project they will support. Eligibility for applicants located in Slovakia is determined by each individual live posting, which should be inspected for the opportunity's specific details.
