Freelance Mechanical Engineer & Python Specialist - AI Training

This freelance, part-time position supports the Tendem project for Mindrift. Work remotely from Stuttgart, Baden-Württemberg, or anywhere with reliable connectivity. Internally, this role is known as an AI Pilot and focuses on building and refining no-code automation workflows that blend AI and human collaboration. Role overview As a No-Code Automation Workflow Specialist, design and evaluate automation solutions for business functions such as marketing, operations, and data pipelines. The work centers on integrating AI capabilities into workflows and maintaining seamless data flow between SaaS platforms. What you will do Create and assess no-code automation workflows tailored to various business needs. Develop and enhance trigger/action-based automations using platforms like Zapier, Make.com, or similar tools. Embed AI-driven automations, enrichment pipelines, and decision logic into workflows. Ensure accurate data synchronization across multiple systems. Monitor and analyze automation performance for efficiency, scalability, and fault tolerance. Troubleshoot and optimize automation logic for stability and reliability. Who this role suits This contract suits professionals with hands-on experience in no-code automation, workflow design, and process optimization across a range of business systems. Compensation Contributors may earn up to $60 per hour, depending on expertise and pace. Project compensation varies based on scope, complexity, and required skills. Learn more about the Tendem project at https://tendem.ai/.

Mindrift is hiring a Freelance n8n Workflow Developer - AI Automation Specialist to support the Tendem project (https://tendem.ai/). This part-time, remote role centers on building and refining automation workflows for a hybrid AI and human system. Known internally as the AI Pilot, this position collaborates with Tendem Agents, who handle repetitive tasks, to ensure reliable and efficient workflow execution through structured automation. Key responsibilities Design, build, and improve automation pipelines using self-hosted n8n environments. Integrate business systems and AI features to create scalable workflows. Develop and enhance AI-driven workflows, including those for content generation and data processing. Set up and manage automation for lead generation and outreach activities. Create web scraping workflows for consistent data extraction. Optimize node sequencing and error handling to minimize workflow failures and delays. Role requirements Experience with no-code automation platforms, workflow design, and process optimization. Familiarity with integrating various business systems. Comfort working part-time and remotely. The position is based in Stuttgart, Baden-Württemberg, Germany, but remote candidates are welcome. About Mindrift Mindrift connects specialists with AI projects from leading technology innovators. The company aims to advance Generative AI by bringing together real-world expertise from a global network of professionals.

Mindrift partners with the Tendem project to combine AI technology and human expertise for building and optimizing automation workflows. This freelance role focuses on advancing automation by designing, refining, and supporting processes that reduce repetitive manual tasks. Role overview This is a remote, part-time freelance position based in Stuttgart, Baden-Württemberg, Germany. Mindrift calls this role an AI Pilot. The main focus is on developing and improving automation processes that increase efficiency, scalability, and reliability. Collaboration with Tendem Agents is central to the work, ensuring smooth integration between AI and human-driven systems. Key responsibilities Develop and refine automation workflows using Make.com and n8n Customize solutions with JavaScript to address project needs Work alongside human agents to identify and automate repetitive processes Support integration of AI and human-driven systems for seamless operations Requirements Experience with low-code automation platforms such as Make.com and n8n Strong JavaScript skills for workflow customization Background in workflow architecture and automation best practices Comfort working in a collaborative environment that blends AI and human input Position details Part-time, freelance contract Remote work based in Stuttgart, Baden-Württemberg, Germany

Mindrift partners with technology leaders to connect specialists to AI projects worldwide. For the Tendem project (https://tendem.ai/), the focus is on building intelligent automation systems that combine Large Language Models (LLMs) with human expertise. The aim is to create scalable workflows that improve content generation, communication, and automation. Role overview This is a part-time, remote contract role as a Freelance AI Workflow Engineer (also known internally as "AI Pilot") for the Tendem project. The main focus is designing and refining LLM-powered workflows. Collaboration with Tendem Agents is central, with the goal of managing repetitive tasks and developing automation solutions. The work includes prompt engineering, workflow design, and quality control to ensure reliable results. Key responsibilities Design and evaluate workflows that use LLM APIs such as OpenAI, Claude, Gemini, or similar tools. Build and enhance AI automation systems for content generation, enrichment, and communication tasks. Develop and improve prompt frameworks to achieve consistent, high-quality outputs. Create systems for personalized automated outreach, including email and messaging flows, as well as lead enrichment. Structure and preprocess data to support stable model performance and trustworthy results. Analyze and optimize AI-driven pipelines for scalability, efficiency, and accuracy. Who this role suits This contract is well suited to those with hands-on experience in LLM integrations, prompt design, and automating AI systems. Structured thinking and a focus on quality are important. The position is remote and based in Stuttgart, Baden-Württemberg, Germany, but candidates can work from anywhere.

As a leading CtP service provider, ctrl-s caters to discerning printing companies. In the role of Prepress Workflow Manager, you will oversee the entire job cycle—from data entry to invoicing. You will work daily with the Heidelberg Prinect Production Manager and focus on automating processes. Additionally, you will assist our team in workflow and color consulting for international clients.

Toloka AI is looking for a freelance AI Trainer who combines civil engineering expertise with strong Python programming skills. This role is remote, with a focus on projects based in Stuttgart, Baden-Württemberg, Germany. Role overview This position centers on using civil engineering knowledge alongside Python to help shape AI systems. The work involves both technical input and collaboration with others on the team. What you will do Use civil engineering experience and Python programming to contribute to AI system development Work with colleagues to enhance and fine-tune artificial intelligence projects Offer training and technical support for ongoing AI efforts Location This is a remote freelance role, connected to Stuttgart, Baden-Württemberg, Germany.

Role overview Mindrift is looking for a freelance API Integration Developer to support the Tendem project (https://tendem.ai/). This part-time contract is fully remote and centers on building and improving integrations for a hybrid AI and human workflow. What you will do Develop and refine API integrations to connect various platforms and services Work closely with Tendem Agents, who manage repetitive tasks, to ensure reliable data flow Use structured analysis and quality assurance practices to keep integrations reliable and scalable Create and maintain data pipelines using APIs and webhooks Requirements Freelance experience working with API integrations and webhooks Ability to build and manage data pipelines across multiple systems Interest in part-time, remote work, open to candidates based in Stuttgart, Baden-Württemberg, or elsewhere

Please submit your CV in English and specify your English proficiency level. This freelance role connects experienced Python developers with project-based work in AI system assessment, testing, and improvement. Mindrift, in partnership with toloka-ai, matches skilled professionals to assignments at leading technology companies. The engagement is not permanent but offers flexibility and remote work, based in Stuttgart, Baden-Württemberg, Germany or remotely. Role overview The Senior Python Developer - Code Migration Expert focuses on interpreting requirements, designing migration tasks, and using LLM-powered tools (such as Roo Code and Claude Code) to streamline development. The position calls for strong skills in functional testing, Linux, and Docker. Comfort with reading code in languages like C, Rust, and Go (with LLM support) is important. Main responsibilities Develop functional black box tests for large codebases in various languages. Create and manage Docker environments to ensure reproducible builds and test runs across platforms. Track code coverage and implement automated scoring to meet industry standards. Use LLMs (Roo Code, Claude) to accelerate development, automate repetitive work, and improve code quality. Requirements Minimum 5 years of experience as a Software Engineer, focusing on Python. Expertise with pytest, including fixtures, session-scope, timeouts, and black-box functional test design for CLI tools. Advanced Docker skills: building reproducible Dockerfiles, managing user contexts, and maintaining secure workspaces. Strong command of Linux and Bash scripting, including debugging inside containers. Familiarity with modern Python tooling (uv, pyproject.toml, packaging). Ability to read and understand multiple programming languages (such as C, C++, Rust, or Go) with LLM assistance. Experience using LLMs (Claude Code, Roo Code, Cursor) for faster development cycles and generating test cases. English proficiency at B2 level or higher. Preferred qualifications Experience with agent evaluation platforms and MCP CLI. Tools and technologies Python (pytest, uv, Pillow), Docker, Bash, Git Submodules, reading C/C++/Rust/Go, Dagger, GitHub Codespaces, LLMs (Claude Code, Roo Code, Cursor), coverage.py, gcov, kcov. Benefits and work arrangement Freelance, project-based collaboration through the Mindrift platform (powered by Toloka AI). Fully remote work with flexible hours, typically 20-30 hours per week. Compensation per project depends on scope and expertise; AI trainers may earn up to $50 per hour equivalent.

Toloka AI is looking for a Freelance AI Trainer with a strong background in biology and Python programming. This remote role is based in Stuttgart, Baden-Württemberg, Germany. Role overview This position centers on using knowledge of biological sciences and Python to support the development and improvement of AI training programs. The work involves applying subject matter expertise to help shape AI solutions in the life sciences. What you will do Apply biology and programming skills to design and refine AI training materials Contribute to projects that advance AI applications in scientific fields Requirements Expertise in biology Proficiency in Python Interest in AI development

Please submit your CV in English and indicate your level of English proficiency. toloka-ai, through Mindrift, offers project-based roles for specialists interested in AI system development and evaluation. This freelance position focuses on mathematics and Python, and is not a permanent role. Role overview As a Mathematics & Python Specialist - Freelance AI Trainer, each project centers on developing and validating computational mathematics problems. Tasks vary by project and may include: Designing original computational mathematics problems that reflect real research workflows Creating problems requiring Python programming solutions, often using libraries such as Numpy, SciPy, or Sympy Ensuring problems are computationally intensive, taking days or weeks to solve manually Formulating challenges involving complex reasoning in areas like number theory, combinatorics, graph theory, and numerical analysis Basing problems on real research scenarios or practical mathematical applications Verifying solutions in Python with standard mathematical libraries Documenting problem statements clearly and providing validated answers Requirements Degree in Mathematics (Pure or Applied) or a related field Proficiency in Python for numerical validation; experience with MATLAB, R, C, SQL, Numpy, Pandas, SciPy, specialized libraries, Stata, or other programming languages is also valued At least 2 years of professional experience in applied mathematics, research, or teaching Background in numerical methods and symbolic computation Ability to create problems simulating real mathematical research workflows Familiarity with computational complexity theory Strong written English skills (C1+ level) Project workflow The process includes: Apply → Pass qualifications → Join a project → Complete tasks → Receive compensation. Time commitment Projects may require around 10–20 hours of work per week during active phases. Actual workload depends on project needs and is not guaranteed. Compensation Contributors can earn up to $45 per hour, depending on experience and pace. Compensation varies by project scope, complexity, and expertise required. Other projects on the platform may offer different rates based on their specific requirements.

Toloka Annotators seeks a Freelance AI Trainer - Data Annotation Specialist for a remote contract based in Stuttgart, Baden-Württemberg, Germany. This role centers on providing accurate and consistent data annotation to help train and refine AI models. Key responsibilities Annotate diverse datasets to support the development of machine learning systems Maintain accuracy and consistency throughout all labeling tasks Contribute to the improvement of AI models by delivering high-quality data What we look for Genuine interest in AI technology and its uses Reliable, detail-oriented approach with a commitment to quality

Please submit your CV in English and specify your English language proficiency. Mindrift offers project-based roles for professionals interested in supporting AI development at major technology companies. These freelance opportunities focus on testing, evaluating, and improving AI systems. Participation is temporary and does not constitute full-time employment. Role overview This freelance position centers on creating and validating computational chemistry problems that reflect real-world research tasks. Contributors design challenges that require Python programming, often using libraries such as NumPy, SciPy, or specialized chemistry packages. Problems should be computationally intensive, requiring more than manual calculation, and may involve areas like physical chemistry, quantum chemistry, or molecular modeling. Tasks also include documenting problem statements and providing accurate, verified solutions using established computational chemistry methods. Requirements Degree in Chemistry or a closely related discipline Proficiency in Python for numerical validation; familiarity with MATLAB, R, C, SQL, NumPy, Pandas, SciPy, or similar tools is also welcome At least 2 years of professional experience in applied, research, or teaching roles Experience applying numerical methods in chemistry Understanding of computational chemistry concepts and practices Strong English writing skills at C1 level or higher Project workload Active project phases typically require around 10–20 hours per week. Actual workload may vary depending on the specific project and its requirements. This estimate applies only during active project periods and is not a guaranteed minimum or maximum. Compensation Earnings can reach up to $45 per hour, depending on expertise and pace. Compensation varies by project scope, complexity, and required qualifications. Other projects on the Mindrift platform may offer different rates based on their needs. Application process Submit your application Complete qualification steps Join a project Carry out assigned tasks Receive compensation

Please submit your CV in English and indicate your level of English proficiency.Mindrift specializes in bridging the gap between skilled professionals and project-based opportunities in artificial intelligence for top technology firms. Our focus is on the testing, evaluation, and enhancement of AI systems. This is a project-based engagement, not permanent employment.What You Will DoEach project offers distinct challenges, and contributors may:Design innovative computational engineering scenarios that replicate actual engineering workflows;Create challenges that necessitate Python programming to address engineering calculations and simulations;Ensure that tasks are computationally demanding, requiring numerical techniques or iterative methods;Develop problems centered around system design, optimization, and analysis;Base challenges on realistic research dilemmas or practical engineering applications;Validate solutions using Python along with standardized engineering libraries;Thoroughly document problem statements and provide verified correct solutions.What We SeekThis role is ideal for engineers with Python experience interested in part-time, non-permanent projects. Preferred qualifications include:A degree in Electrical Engineering or a related discipline;Proficiency in Python for numerical validation. Familiarity with MATLAB, R, C, SQL, Numpy, Pandas, SciPy, domain-specific libraries, or other programming languages is acceptable;A minimum of 2 years of professional experience, whether applied, research, or teaching;An understanding of practical engineering limitations and approximations;Strong command of written English (C1+ level);Professional certifications (e.g., CMME, SAS Certifications, CAP) and experience in international or applied projects are advantageous.How It WorksApply → Pass qualifications → Join a project → Complete tasks → Get compensated.Project Time ExpectationsThe estimated commitment for this project is around 10–20 hours per week during active phases, based on project demands. This is an estimate, not a guaranteed workload, and only applies while the project is in progress.CompensationContributors can earn up to $50 per hour, depending on their expertise and contribution pace. Compensation variations exist across projects based on their scope, complexity, and needed skills. Note that other projects on our platform may present different earning opportunities based on specific requirements.

We invite you to submit your CV in English, detailing your English proficiency level.Mindrift is a dynamic platform that connects skilled professionals with project-based AI opportunities at top tech companies, emphasizing the assessment, evaluation, and enhancement of AI systems. Please note that this role is project-based and does not offer permanent employment.Opportunity OverviewEach project presents unique challenges, and contributors may be required to:Devise innovative computational physics problems that replicate real-world physics research workflows;Generate problems that necessitate Python programming for resolution (utilizing Numpy, SciPy, Sympy);Ensure that problems are computationally demanding and cannot be resolved manually within practical timeframes (days/weeks);Create problems involving substantial reasoning chains across mechanics, electromagnetism, thermodynamics, and quantum mechanics;Base problems on authentic research challenges or practical scenarios from the field of physics;Validate solutions via Python using standard physics simulation libraries;Clearly document problem statements and provide verified solutions.Preferred QualificationsThis opportunity is ideal for individuals with a background in physics and Python programming, who are interested in part-time, non-permanent projects. The ideal candidate should possess:A degree in Physics (Theoretical, Experimental, or Computational) or a related discipline;Proficiency in Python for numerical validation, with familiarity in MATLAB, R, C, SQL, Numpy, Pandas, SciPy, or other domain-specific libraries considered equivalent;A minimum of 2 years of relevant professional experience: applicable experience includes applied research or teaching;Expertise in numerical simulation techniques;The ability to craft problems that reflect real physics research workflows;Creative problem-solving skills across various domains of physics;Strong written English skills (C1+).How to Get StartedInterested candidates should apply, pass the qualifications, join a project, complete the tasks, and receive payment.Project CommitmentFor this project, tasks are estimated to require approximately 10–20 hours per week during active phases, subject to project requirements. This is an estimate and not a guaranteed workload, applicable only while the project is ongoing.CompensationContributors can earn up to $45 per hour, depending on their experience and contribution pace. Please note that compensation may vary across projects based on scope, complexity, and required expertise.

Join our dynamic team at Toloka AI as a Freelance Agent Evaluation Engineer! In this role, you will be at the forefront of enhancing the quality of AI systems through meticulous evaluation and testing. Your expertise will help shape the future of AI technology by ensuring that our models are both effective and reliable.

Role overview Toloka AI seeks a Freelance Machine Learning Engineer to contribute to remote projects connected to Stuttgart, Baden-Württemberg, Germany. The position centers on building and enhancing machine learning models used in advanced AI applications. What you will do Develop and improve machine learning models for various AI projects Apply technical knowledge to help design and implement new AI applications Location This contract position is fully remote. Candidates should be based in or near Stuttgart, Baden-Württemberg, Germany.

Toloka AI seeks a Freelance Machine Learning Developer to work remotely from Stuttgart, Baden-Württemberg, Germany. This position centers on building and deploying machine learning models that directly support Toloka AI's products. Key responsibilities Create machine learning models tailored to real product requirements Implement technical solutions that drive ongoing improvements Work closely with colleagues to strengthen the company's AI capabilities Location This is a remote role based in Stuttgart, Baden-Württemberg, Germany.

About the Role dreessommerse is looking for a Financial Analyst / Controller (m/f/d) focused on AI and automation in Stuttgart. This position centers on analyzing financial data and supporting technology-driven decisions within the company. What You Will Do Review and interpret financial data related to AI and automation projects Deliver clear insights to support business decisions Contribute to the financial aspects of technology solution development Location Stuttgart

This freelance, remote role is open to candidates based in Stuttgart, Baden-Württemberg, Germany. Toloka connects skilled individuals with online projects that support artificial intelligence development. Annotators and trainers contribute to generative AI projects for leading technology companies, helping improve the quality and accuracy of AI systems. Role overview Freelance AI Trainers and Annotators (English) play a key part in evaluating and labeling data for AI training. Assignments may include reviewing AI-generated content, checking for factual accuracy, or comparing different responses. The types of tasks available will change according to current project needs and your profile. What you will do Review and assess data, including text, images, and videos Label or categorize content following specific project guidelines Identify and report materials that are factually incorrect, sensitive, inappropriate, or unclear Project details This is a project-based freelance position. Tasks are assigned when projects are active. Participation depends on your profile and current opportunities available through Toloka. Compensation Compensation varies by project. AI trainers can earn up to $22 per hour. How to apply Submit your resume in English and include your English proficiency level.