Find remote AI training and data labeling jobs open to applicants in Serbia.
Use legal judgment to create difficult evaluation tasks, assess AI-generated legal responses, and calibrate quality standards. This remote contractor engagement offers flexible work for qualified legal professionals worldwide.
Posted Sep 16, 2026
Record expressive English (US) voice performances for AI audio projects, bringing scripted characters and stories to life. This worldwide contractor role offers 20+ hours per week with flexible remote recording options.
Posted Sep 16, 2026
Evaluate multi-turn LLM conversations, tool-use scenarios, and model responses while applying engineering judgment and clear feedback. This remote contractor role offers flexible AI training work through OpenTrain.
Posted Sep 16, 2026
Create polished visual assets for AI training in a remote 12-week project. Use Photoshop, Procreate, and Illustrator to develop artwork across painting, sketch, abstract, pop art, and mixed-media styles at approximately $7 per hour.
Posted Sep 16, 2026
Use your full-stack engineering expertise to create, debug, and evaluate software tasks that help train AI systems. This flexible contract role pays $50-$100 per hour for under 20 hours weekly.
Posted Sep 16, 2026
Use investment banking expertise to evaluate financial analysis, improve models, and train next-generation AI systems remotely. This part-time contractor role pays $175-$300 per hour and requires under 20 hours per week.
Posted Sep 16, 2026
Use advanced equity research and financial modeling expertise to evaluate text data and help train next-generation AI systems. This remote contractor project requires under 20 hours per week for less than one month.
Posted Sep 16, 2026
Use bilingual mental health expertise to evaluate AI-generated psychological content, develop case-study data, and improve clinical responses. Remote contract work pays $100-$200 per hour for under 20 hours weekly.
Posted Sep 16, 2026
Use advanced software engineering skills to improve open source codebases for AI training. Work remotely on feature development, bug fixing, refactoring, code evaluation, and algorithmic problem solving for $50 to $100 per hour.
Posted Sep 15, 2026
Build scalable pipelines and distributed data systems that support next-generation AI training. This remote contractor role offers $30-$80 per hour and requires 20+ hours weekly.
Posted Sep 15, 2026
Use your developmental psychology expertise to evaluate and annotate AI training data involving children's learning and behavior. This remote contractor role offers 20+ hours per week at $100-$200 per hour.
Posted Sep 15, 2026
Build polished, accessible interfaces that support next-generation AI systems in a remote contract role. Use React, Vue, Angular, or similar tools for 20+ hours weekly at $30 to $80 per hour.
Posted Sep 15, 2026
Use your expertise in behavioral observation to annotate text, audio, and video data, evaluate AI responses, and help shape next-generation AI systems. This remote contract role offers flexible scheduling and $21 to $70 per hour.
Posted Sep 15, 2026
Use your investment banking expertise to evaluate financial models, transaction materials, and industry research for next-generation AI systems. This remote contractor role pays $175 to $300 per hour and runs approximately 1 to 3 months.
Posted Sep 15, 2026
Use your commercial legal expertise to create, review, and improve challenging AI evaluation tasks. This remote contractor engagement requires 20+ hours weekly and lasts up to eight weeks.
Posted Sep 15, 2026
Help evaluate large language model responses against structured data, testing factual accuracy, reasoning, completeness, and evidence. This remote four-week contractor assignment offers 20, 30, or 40 hours per week.
Posted Sep 15, 2026
Apply your SaaS revenue operations and CRM systems expertise to help train AI on complex business logic. This remote contractor role pays $45-$90 per hour and requires 20+ hours weekly.
Posted Sep 15, 2026
Use your psychology or psychiatry expertise to evaluate and improve AI-generated mental health content in a flexible remote contractor role paying $100-$200 per hour.
Posted Sep 15, 2026
Use hands-on Salesforce, HubSpot, or comparable CRM expertise to evaluate complex revenue-system scenarios for AI training. This remote contractor role pays $35 to $80 per hour and requires 20 or more hours weekly.
Posted Sep 15, 2026
Use sell-side equity research expertise to evaluate AI-generated analysis, earnings models, valuations, and investment theses. This remote contractor role offers $175-$300 per hour and requires 20+ hours weekly.
Posted Sep 14, 2026
Use live M&A and investment banking expertise to evaluate financial research, valuation models, transaction materials, and AI training data. This remote contractor role pays $175-$300 per hour and requires 20+ hours weekly.
Posted Sep 14, 2026
Use advanced programming skills to create coding tasks, evaluate AI-generated solutions, and improve real-world software across Python, Java, Rust, C++, Go, and TypeScript.
Posted Sep 14, 2026
Review short video and audio clips, assess AI-generated descriptions, and provide precise feedback that improves training data quality. This remote, entry-level contract role pays $8 to $10 per hour and requires 20 or more hours weekly.
Posted Sep 14, 2026
Use your trained ear to classify musical instruments in short audio clips for a focused, fully remote AI training project. Work flexible hours for two days at a fixed rate of $160, with possible extension.
Posted Sep 14, 2026
Use your trained ear to classify musical instruments in short audio clips and help improve AI-generated audio data. This flexible, two-day remote project pays a fixed $160.
Posted Sep 14, 2026
Use advanced statistical judgment to build realistic evaluation tasks, validate AI-generated analyses, and define precise checks for model outputs. This remote, 20+ hour-per-week contractor engagement runs for five weeks.
Posted Sep 14, 2026
Use your tax-document knowledge to annotate W-2, 1040, 1099, VAT, and corporate tax forms for document AI. Work remotely as a flexible contractor for 20+ hours per week through OpenTrain.
Posted Sep 14, 2026
Compare AI-generated and human-edited videos and decide which version performs better or whether they are tied. This paid, remote project takes a few hours and pays $8-$15 per hour.
Posted Sep 14, 2026
Lead a 16 to 20 person pod while creating and evaluating complex legal AI training tasks. This six-week remote contract calls for senior legal expertise, coaching, and rigorous quality assurance.
Posted Sep 12, 2026
Lead the evaluation and refinement of high-difficulty legal AI tasks, guiding Pod Leaders and upholding professional standards. This remote, six-week contract offers 20+ hours per week with potential for extension.
Posted Sep 12, 2026
Roles open to applicants located in Serbia can involve preparing or reviewing data for AI systems. Depending on the individual posting, tasks may include 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 live posting sets the responsibilities and eligibility rules for that role, so read it for the applicable details.
OpenTrain is the hiring organization for roles open to applicants located in Serbia, and candidates apply through OpenTrain. OpenTrain may place or refer successful candidates to the client whose project they will support. Refer to each individual live posting for every role-specific detail.
