An AI data labeling and annotation company is looking for experienced Salesforce Administrators to contribute to an innovative project aimed at training a machine learning model to use Salesforce. The role involves leveraging Salesforce expertise, Python, and SQL to design workflows, extract data, and optimize processes for model training. This is a unique opportunity to work at the intersection of AI and CRM systems in a cutting-edge environment. Key responsibilities: - Collaborate with data scientists and engineers to design workflows and processes for training a machine learning model to use Salesforce. - Extract, manipulate, and integrate data using Python and SQL to support model training. - Optimize Salesforce configurations and functionalities to align with AI-driven objectives. - Provide insights and recommendations for improving the model’s interaction with Salesforce. - Document processes and ensure compliance with industry standards.

An AI Lab is looking for a AI Trainer for Vibe Coding. This role involves producing accurate, well-reasoned outputs across diverse domains, leveraging automation and AI tools. The position requires expertise in coding and optimizing Python scripts, handling large datasets, improving AI-generated content, and formatting and troubleshooting technical workflows. This is a remote part-time role that can be flexibly tailored to your availability – from just a few hours per week to full-time. Key responsibilities: - Develop and optimize Python scripts for automation and AI tasks. - Handle and analyze large datasets efficiently. - Improve and refine AI-generated content for accuracy and quality. - Format and troubleshoot technical workflows to ensure smooth operations. - Collaborate with cross-functional teams to enhance AI tools and processes.

A company is looking for an experienced Data Engineer to build a central data hub for existing customer data. The project aims to consolidate the distributed data landscape of existing customer data and create a unified structure that enables data-driven initiatives. - Building a central data hub for existing customer data - Consolidating and standardizing data from different billing systems - Implementing semi-manual processes for data loading in the initial phase - Preparing and implementing full automation and system integration - Ensuring data quality and consistency - Supporting data-driven analyses and campaigns

The overall goal is to implement the “Omni-Channel Optimization with AI” project within the given timeframe, resources, and requirements. In this context, the enhancement of the NV Agent Assist, the development of AI use cases, and their implementation will be supported. - Consulting on the enhancement of the NonVoice Assist (agent-facing AI product in the Assist and Automation division) - Analyzing and defining required data streams to generate additional information for the AI assistant - Analyzing integration options and evaluating the commercial effects - Designing use cases along the transaction flows that include the new information/data and implementing or embedding them into existing (service) subprocesses - Designing the integration of the use cases into the existing IT infrastructure and extending their applications by linking along the flows and processes - Documenting solution approaches and analyses using Confluence - Defining the use cases in JIRA, optionally in Excel, to be uploaded to JIRA - Creating commercial presentations in the form of a management deck

A company is running an exhibition on serial killers at Neukölln Speicher, Berlin, open since September 2025, and is seeking a freelance press officer based in Berlin. The goal of the project is to create and distribute press releases to local media contacts, ensuring maximum exposure for the exhibition. The collaboration will initially be assigned for the first press release, with the possibility of extending to two additional releases based on performance. Key responsibilities: - Create and send three press releases for the exhibition from now until the end of the show (January 2025). - Write press releases based on data and information provided by the company. - Distribute the press releases to local media contacts, including newspapers, magazines, online outlets, and social media influencers. - Coordinate and welcome potential visits from journalists, influencers, or TV crews at the exhibition.

For an AI lab we are looking for AI Agent Evaluation Analyst to train an AI model (Large Language Model - LLM). You help AI to make sense of the world. As consultant, you may be invited to take part in online projects to train the model in your domain of expertise. This flexible role accommodates both experts seeking part-time engagement (minimum few hours/week) and those interested in full-time opportunities - Reviewing evaluation tasks and scenarios for logic, completeness, and realism. - Identifying inconsistencies, missing assumptions, or unclear decision points. - Helping define clear expected behaviors (gold standards) for AI agents. - Annotating cause-effect relationships, reasoning paths, and plausible alternatives. - Thinking through complex systems and policies as a human would to ensure agents are tested properly. - Working closely with QA, writers, or developers to suggest refinements or edge case coverage.

For an AI studio we are looking for a Spanish speaking data annotation specialist: Annotation is what helps AI make sense of the world. As a QA Annotator, you may be invited to take part in online projects such as rating AI-generated content, evaluating factual accuracy, or comparing responses — when projects are available. This flexible role accommodates both experts seeking part-time engagement (minimum few hours/week) and those interested in full-time opportunities Responsibilities: - Carefully review provided data (text, images, or videos). - Review tasks submitted by the Annotators team and ensure quality assurance/quality control. - Label or classify content based on project guidelines. - Identify and flag factually incorrect, sensitive, inappropriate, or unclear material.

For an AI studio we are looking for a Italian speaking data annotation specialist: Annotation is what helps AI make sense of the world. As a QA Annotator, you may be invited to take part in online projects such as rating AI-generated content, evaluating factual accuracy, or comparing responses — when projects are available. This flexible role accommodates both experts seeking part-time engagement (minimum few hours/week) and those interested in full-time opportunities Responsibilities: - Carefully review provided data (text, images, or videos). - Review tasks submitted by the Annotators team and ensure quality assurance/quality control. - Label or classify content based on project guidelines. - Identify and flag factually incorrect, sensitive, inappropriate, or unclear material.

For an AI lab we are looking for a Portuguese-speaking data annotation specialist: Annotation is what helps AI make sense of the world. As a QA Annotator, you may be invited to take part in online projects such as rating AI-generated content, evaluating factual accuracy, or comparing responses — when projects are available. This flexible role accommodates both experts seeking part-time engagement (minimum few hours/week) and those interested in full-time opportunities Responsibilities: - Carefully review provided data (text, images, or videos). - Review tasks submitted by the Annotators team and ensure quality assurance/quality control. - Label or classify content based on project guidelines. - Identify and flag factually incorrect, sensitive, inappropriate, or unclear material.

We are looking for an Freelance Agent Evaluation Analyst to take ownership of quality, structure, and insight across the project. This role goes far beyond task-checking - it’s about critical thinking, systems-level analysis, and ensuring clarity, reliability, and consistency at scale. You’ll work as both a hands-on evaluator and an analyst, collaborating with domain experts, delivery managers, and engineers. Beyond reviewing outputs, you’ll be expected to understand the “why” behind the work, identify logical gaps or inconsistencies, and propose meaningful improvements. This is a flexible, impact-driven role where you’ll have space to grow, contribute ideas, and help shape how evaluation and quality are scaled across the project. This role is especially well-suited for: Analysts, researchers, or consultants with strong structuring and reasoning skills Junior product managers or strategists curious about AI and evaluation work Smart problem-solvers (students or early-career professionals) who enjoy digging into logic, systems, and edge cases You do not need a coding background. What matters most is curiosity, intellectual rigor, and the ability to evaluate complex setups with precision. What you’ll be doing - Fully own the QA pipeline for agent evaluation tasks; - Review and validate tasks and golden paths created by scenario writers and experts; - Spot logical inconsistencies, vague requirements, hidden risks, and unrealistic assumptions; - Provide structured feedback and ensure quality alignment across contributors; Train, onboard, and mentor new QA team members; - Collaborate with domain experts, delivery managers, and engineers to improve test clarity and coverage; - Maintain and improve QA checklists, SOPs, and review guidelines; - Contribute to test planning, prioritization, and quality benchmarks; - Take initiative to suggest new approaches, tools, and processes that help scale validation and analysis.

For an AI lab we are looking for freelance finance consultants to train an AI model (Large Language Model - LLM) in various domains: You help AI to make sense of the world. As consultant, you may be invited to take part in online projects to train the model in your domain of expertise. This flexible role accommodates both experts seeking part-time engagement (minimum few hours/week) and those interested in full-time opportunities Support on one or more of the following tasks: - Financial Forecasting - Risk Management - International Finance - Financial Engineering - Economics, Corporate Finance - Investment Management, Mathematical Finance - Public Finance, Behavioral Finance - Financial Markets and Institutions - Finance Technology - Algorithmic Trading

A company is looking for a Technical Lead to oversee AI training projects. The role involves acting as a team lead and reviewer, ensuring technical quality across both frontend and backend development. The ideal candidate will contribute to the project's success by reviewing and approving tasks, mentoring junior developers, managing technical debt, and ensuring coherence between backend and frontend systems. The goal is to keep the project aligned with product objectives while maintaining high technical standards. Key responsibilities: - Act as team lead and reviewer for technical quality across frontend and backend. - Decompose features into tasks and guide junior developers. - Review and approve tasks to ensure alignment with product goals. - Mentor junior developers and foster their growth. - Manage technical debt and ensure coherence between backend and frontend systems. - Collaborate on system design, architecture, and code reviews.

For our client we are looking for a Korean speaking data annotation specialist: Annotation is what helps AI make sense of the world. As a QA Annotator, you may be invited to take part in online projects such as rating AI-generated content, evaluating factual accuracy, or comparing responses — when projects are available. This flexible role accommodates both experts seeking part-time engagement (minimum few hours/week) and those interested in full-time opportunities Responsibilities: - Carefully review provided data (text, images, or videos). - Review tasks submitted by the Annotators team and ensure quality assurance/quality control. - Label or classify content based on project guidelines. - Identify and flag factually incorrect, sensitive, inappropriate, or unclear material.

A company is looking for an experienced Head Of Electronic Development to lead a hardware and software development team, both technically and disciplinarily. The goal of the project is to ensure the quality of technical deliverables, plan and carry out strategic research and development, and optimize existing processes and systems. The role includes participating in agile project management, cost assessment and proposal preparation, as well as team and capacity planning. The candidate will be responsible for the professional development of team members and will communicate closely with customers and suppliers. Main tasks: - Technical and disciplinary leadership of a HW+SW development team - Participation in agile project management, cost assessment, and proposal preparation - Team and capacity planning - Professional development of team members - Responsibility for the quality of formal and technical deliverables - Cost calculation and pricing of products, especially PCBA - Planning and execution of strategic research and development - Communication with customers and suppliers - Optimization of existing processes and systems

A company is looking for experienced pipeline construction specialists for a long-term major urban project in Hamburg. The project covers the challenges of city construction work, such as police, fire department, monument protection, tight building spaces, unknown pipelines, subways, water crossings, residents, and public interest.

For an AI lab we are looking for mathematicians / phycists with python experience to train an AI model (Large Language Model - LLM). GenAI models are improving very quickly, and one of our goals is to make them capable of addressing specialized questions and achieving complex reasoning skills. If you join the platform as an AI Tutor in Biology / Chemistry, you’ll have the opportunity to collaborate on these projects. Although every project is unique, you might typically: - Design original computational mathematics problems that simulate real mathematical research workflows. - Create problems requiring Python programming to solve (using numpy, scipy, sympy). - Ensure problems are computationally intensive and cannot be solved manually within reasonable timeframes (days/weeks). - Develop problems requiring non-trivial reasoning chains in areas like number theory, combinatorics, graph theory, and numerical analysis. - Base problems on real research challenges or practical applications from mathematical practice. - Verify solutions using Python with standard mathematical libraries. - Document problem statements clearly and provide verified correct answers. Support in: - Number Theory: Prime factorization, Diophantine equations, modular arithmetic, cryptographic computations. - Combinatorics: Enumerations, partitions, generating functions, combinatorial optimization. - Graph Theory: Network analysis, path finding, graph coloring, spanning trees. - Numerical Analysis: Root finding, numerical integration, differential equations, matrix computations. - Discrete Mathematics: Recurrence relations, algorithmic complexity, discrete optimization. - Algebra: Polynomial computations, group theory calculations, matrix decompositions.

GenAI models are improving very quickly, and one of our goals is to make them capable of addressing specialized questions and achieving complex reasoning skills. If you join the platform as an AI Tutor in Biology / Chemistry, you’ll have the opportunity to collaborate on these projects. Although every project is unique, you might typically: - Generate prompts that challenge AI. - Define comprehensive scoring criteria to evaluate the accuracy of the AI’s answers. - Correct the model’s responses based on your domain-specific knowledge.

For an AI lab we are looking for Ruby Developer to train an AI model (Large Language Model - LLM). You help AI to make sense of the world. As consultant, you may be invited to take part in online projects to train the model in your domain of expertise. This flexible role accommodates both experts seeking part-time engagement (minimum few hours/week) and those interested in full-time opportunities. - Code generation and code review - Prompt evaluation and complex data annotation - Training and evaluation of large language models - Benchmarking and agent-based code execution in sandboxed environments - Working across multiple programming languages (Python, JavaScript/TypeScript, Rust, SQL, etc.) - Adapting guidelines for new domains and use cases - Collaborating with project leads, solution engineers, and supply managers on complex or experimental projects

For an AI lab, we are looking for a Rust developer to train an AI model (Large Language Model - LLM). You help AI make sense of the world. As a consultant, you may be invited to take part in online projects to train the model in your domain of expertise. This flexible role accommodates both experts seeking part-time engagement (a minimum of a few hours per week) and those interested in full-time opportunities. - Code generation and code review - Prompt evaluation and complex data annotation - Training and evaluation of large language models - Benchmarking and agent-based code execution in sandboxed environments - Working across multiple programming languages (Python, JavaScript/TypeScript, Rust, SQL, etc.) - Adapting guidelines for new domains and use cases - Following project-specific rubrics and requirements - Collaborating with project leads, solution engineers, and supply managers on complex or experimental projects

For an AI lab we are looking for Java Developer to train an AI model (Large Language Model - LLM). You help AI to make sense of the world. As consultant, you may be invited to take part in online projects to train the model in your domain of expertise. This flexible role accommodates both experts seeking part-time engagement (minimum few hours/week) and those interested in full-time opportunities. - Code generation and code review - Prompt evaluation and complex data annotation - Training and evaluation of large language models - Benchmarking and agent-based code execution in sandboxed environments - Working across multiple programming languages - Adapting guidelines for new domains and use cases - Following project-specific rubrics and requirements - Collaborating with project leads, solution engineers, and supply managers on complex or experimental projects