Senior Python Systems Developer - Functional Testing Expert

Please submit your CV in English and specify your English proficiency level. This is a freelance, project-based position with Toloka AI, connecting through the Mindrift platform. Assignments focus on testing, evaluating, and improving AI systems for technology companies. This role is not a permanent employment contract. Role overview The Senior Python System…

Role Overview anyone-ai builds high-quality STEM training data for advanced AI models. The team’s work supports leading AI labs by supplying data essential for training and evaluating technical systems. As a Physics AI Training Specialist, the focus is on creating rigorous, deterministic physics problems that push the boundaries of AI reasoning. Each problem must have a single, verifiable answer and include a thorough, validated solution. What You Will Do Design advanced physics problems for AI training and assessment. Ensure every problem is deterministic and leads to one correct answer. Write complete, validated solutions, documenting each step of your reasoning. Develop questions that require deep physical insight and multi-step analysis, not just recall. Use Python or specialized tools to build simulations, models, or computational workflows as needed. Guarantee all outputs are technically precise, reproducible, and clearly written in English. Requirements Bachelor’s, Master’s, or PhD in Physics or a closely related field. Research or professional experience in theoretical, experimental, or computational physics. Strong Python skills, especially with scientific libraries like NumPy and SciPy. Expertise in modeling, simulation, numerical methods, and solving complex problems. Ability to design original, challenging problems that reflect real-world physics work. Meticulous attention to detail and strong technical writing skills in English. Location This is a remote position based in Sweden.

Toloka AI seeks a Freelance English Writer - AI Training Specialist to contribute to the development of advanced AI technologies. This contract position is fully remote and available to candidates located in Sweden. Responsibilities Produce clear and precise written materials for AI training projects Support the improvement of AI systems by shaping their comprehension and responses in English Requirements Excellent written English skills Strong attention to detail with a commitment to quality Genuine interest in language and technology

Join Our Team! Lovable is on the lookout for talented engineers—whether you specialize in backend, frontend, or full-stack development—who are eager to innovate and create engaging AI agents. Your role will be pivotal in defining how we build, assess, and scale LLM-driven agents, ultimately contributing to the creation of AI products that are truly lovable.Why Choose Lovable?At Lovable, we empower everyone to craft software using simple, plain English. Our platform is utilized by solopreneurs and Fortune 100 teams alike, enabling millions to turn their visionary ideas into tangible products swiftly. As pioneers in a transformative era of software development, you have a unique chance to reshape the digital landscape. With over 2 million users across more than 200 countries, Lovable is just getting started on this exciting journey.Our compact, highly skilled team is building a company that will define a generation from our base in Stockholm. We treasure extreme ownership, rapid execution, and collaborative spirit. We seek individuals who are passionate, quick to deliver, and ready to make a significant impact in the world.Role ExpectationsCore Requirement: A robust understanding of engineering principles. Whether you are a backend, frontend, or full-stack engineer, your capability to develop high-quality production systems is what matters most.Ideal candidates will also:Have experience in building AI agents (side projects count)Exhibit a strong curiosity about AI system behavior and improvement strategiesPossess experience with LLMs or AI systems in real-world applicationsShow enthusiasm for experimenting with new models and methodologiesNoteworthy experiences include:Successfully deploying ML or AI features to users with uptime commitmentsDeveloping evaluation systems or ML experimentation pipelinesHolding firm views on safety, latency, and helpfulness while remaining open to testing and insightsYour ResponsibilitiesIn essence: Create, optimize, and expand agents that drive Lovable products.Introduce new skills and tools for agentsEnhance agent reasoning, management, and performanceDesign collaborative frameworks for multiple agentsChoose appropriate models for various tasksChallenge the boundaries of agent capabilities

Toloka AI is looking for a freelance specialist with a strong background in both biology and Python programming. This remote role is based in Sweden and centers on developing and improving materials used to train artificial intelligence systems. Role overview This position focuses on creating and refining training content that combines biological science concepts with Python. The work supports AI development by ensuring materials are accurate and effective. What you will do Develop AI training materials that draw on biology and Python expertise Review and enhance existing content to improve clarity and accuracy Who this role suits This freelance opportunity is well suited to those interested in the overlap between biological sciences and artificial intelligence, and who enjoy working independently on specialized projects.

Role overview Mindrift is hiring an AI Workflow Engineer (AI Pilot) to contribute to the Tendem project. This freelance, part-time position is open to candidates based in Sweden and is fully remote. The role centers on building automation systems that blend large language models (LLMs) with human expertise. For more information about the project, visit https://tendem.ai/. What you will do Work closely with Tendem Agents to design and refine automation workflows using advanced LLMs Use structured thinking to develop, test, and enhance AI-driven processes Create and optimize prompts for various automation needs Maintain quality control and ensure reliability in deployed AI workflows Requirements Experience integrating LLMs and working with AI automation systems Strong skills in prompt engineering and workflow design Attention to detail, especially in quality control and process improvement Ability to work effectively in environments where AI and human input intersect Location and commitment Remote role based in Sweden Part-time, freelance arrangement

Role Overview Sopra Steria is looking for an M365 AI Solutions Specialist based in Gothenburg. This role focuses on applying AI technologies to improve Microsoft 365 solutions for clients. The work aims to increase efficiency and productivity across a range of customer needs. What You Will Do Use AI tools and methods to enhance Microsoft 365 offerings Support clients by tailoring solutions to their specific requirements Contribute expertise to develop new approaches and solve practical challenges Location This position is based in Göteborg.

Role overview Toloka AI is hiring a Computer Science Specialist with strong Python expertise to join AI-focused projects. This is a remote position available to candidates living in Sweden. The role centers on applying advanced programming skills to support and advance artificial intelligence initiatives. What you will do Collaborate with a distributed team to design and enhance AI solutions for practical use cases Tackle technical challenges in artificial intelligence using strong problem-solving abilities Bring deep knowledge of Python and computer science to projects across various industries Requirements Solid foundation in computer science Advanced Python programming skills Background or interest in AI technologies Comfort working with remote teams Residence in Sweden

We invite you to submit your CV in English and specify your level of English proficiency.At Mindrift, we bridge the gap between specialized talent and exciting, project-based AI roles with leading technology firms. Our focus is on testing, evaluating, and enhancing AI systems. Note: Participation is on a project basis, not permanent employment.What You Will DoEach project presents unique challenges, and contributors may:Design innovative computational physics problems that replicate actual research workflows;Create programming challenges that necessitate Python solutions (utilizing libraries such as Numpy, SciPy, and Sympy);Ensure tasks are computationally demanding and cannot be resolved manually within a reasonable timeframe;Develop problems that require sophisticated reasoning in mechanics, electromagnetism, thermodynamics, and quantum mechanics;Base problem sets on genuine research obstacles or real-world applications from the field of physics;Verify solutions using Python and standard physics simulation libraries;Clearly document problem statements and provide validated answers.What We Are Looking ForThis role is ideal for physicists with Python experience who are interested in part-time, non-permanent engagements. Ideal candidates will 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 Stata being advantageous;A minimum of 2 years of professional experience in applied research or teaching;Experience with numerical simulation techniques;The capability to create problems that reflect real-world physics research workflows;Creative approaches to problem design across various physics domains;A solid understanding of physics modeling and approximation methods;Strong written English skills (C1+).Process OverviewApplication → Qualification Assessment → Project Assignment → Task Completion → PaymentProject Time CommitmentFor this project, expect to dedicate approximately 10–20 hours per week during active phases, based on specific project needs. This is an estimate and not a guaranteed workload for the duration of the project.Compensation DetailsContributors can earn up to $45 per hour, contingent upon their proficiency and contribution pace. Compensation may vary by project based on scope, complexity, and expertise required. Note that other projects may offer differing compensation levels based on their specific needs.

Kindly submit your CV in English, along with a description of your English proficiency level.Mindrift bridges the gap between specialists and project-based AI opportunities offered by leading tech companies, focusing on the testing, evaluation, and enhancement of AI systems. Please note that participation in these projects is temporary and project-based, not permanent employment.What This Opportunity Entails:Contributors will engage in unique tasks for each project, which may include:Designing original computational engineering challenges that replicate real-world engineering workflows;Creating problems that require Python programming to address engineering calculations and simulations;Ensuring tasks are computationally intensive and necessitate numerical methods or iterative solutions;Formulating challenges related to system design, optimization, and analysis;Base challenges on actual research issues or practical applications from engineering practice;Validating solutions using Python and established engineering libraries;Clearly documenting problem statements and providing verified correct answers.Candidate Profile:This role is ideal for engineers with Python experience who are interested in part-time, non-permanent project engagements. The ideal candidate will possess:A degree in Mechanical Engineering or a related field;Proficiency in Python for numerical validation; familiarity with MATLAB, R, C, SQL, Numpy, Pandas, SciPy, domain-specific libraries, Stata, or experience in any programming language will be considered;At least 2 years of professional experience, which can include applied, research, or teaching roles;A strong grasp of practical engineering constraints and approximations;Excellent written English skills (C1 level or higher);Professional certifications (e.g., CMME, SAS Certifications, CAP) and experience in international or applied projects are advantageous.How It Works:Submit an application → Complete qualification assessments → Join a project → Carry out tasks → Receive payment.Project Time Commitment:During active project phases, tasks are estimated to require approximately 10-20 hours per week, based on project demands. This is an estimate and not a guaranteed workload.Compensation:Contributors can earn up to $50 per hour, depending on their skill level and contribution pace. Compensation may vary by project based on its scope, complexity, and required expertise. Please note that other projects on the platform may offer different earning levels based on their unique requirements.

Toloka AI seeks a freelance AI trainer who combines civil engineering experience with strong Python programming skills. This contract position is fully remote and open to candidates based in Sweden. Role overview This role centers on applying civil engineering knowledge and Python expertise to help train and refine artificial intelligence systems. The work supports the development of AI applications by contributing specialized insights from both fields. What you will do Apply civil engineering concepts and Python programming to improve AI models Offer subject matter expertise to shape and support AI application development Location This is a remote position for candidates located in Sweden.

toloka-ai is hiring a Strategic Consultant for AI Training & Evaluation. This remote role is available to candidates located in Sweden. The consultant will partner with prominent organizations to strengthen their AI training programs. Key Responsibilities Work with partner organizations to review and improve their AI training and evaluation methods Use knowledge of artificial intelligence to design and recommend effective training strategies Provide strategic guidance to increase the quality and effectiveness of AI training efforts Location This position is remote and open to applicants based in Sweden.

Mindrift is seeking talented AI Workflow Engineers to join our innovative Tendem project (https://tendem.ai/) and contribute to developing intelligent automation systems powered by large language models (LLMs) in a dynamic hybrid AI and human environment.As an AI Pilot, a unique title for this role at Mindrift, you will work alongside Tendem Agents who manage repetitive tasks while you lend your expertise in structured thinking, prompt engineering, and quality control to create scalable and reliable AI-driven workflows.This part-time remote position is perfect for professionals with practical experience integrating LLMs, designing prompts, and developing AI-powered automation systems.What We DoThe Mindrift platform serves as a bridge connecting specialists with AI projects from leading tech innovators. Our mission is to harness the transformative power of Generative AI by leveraging real-world expertise from around the globe.Key ResponsibilitiesDesign and assess workflows that incorporate LLM APIs (such as OpenAI, Claude, Gemini, or similar).Construct and enhance AI-driven automation systems for content generation, enrichment, and communication.Devise and refine prompt frameworks to ensure consistent, high-quality outputs throughout workflows.Establish systems for personalized automated outreach, including email and messaging flows, and lead enrichment.Organize and preprocess data to guarantee stable model performance and dependable outputs.Evaluate and optimize AI-driven pipelines for scalability, efficiency, and precision.CompensationContributors to this project can earn up to $60 per hour, depending on their experience and contribution pace. Note that compensation may vary across different projects based on their scope, complexity, and required expertise.

Mindrift connects mathematics specialists with project-based AI work for leading technology companies. This freelance role focuses on testing, evaluating, and improving AI systems. Projects are temporary and do not represent permanent employment. Role overview Assignments vary and may include: Designing original computational mathematics problems that reflect real research workflows Formulating problems that require Python programming for solutions, often using libraries like Numpy, SciPy, or Sympy Creating computationally intensive problems that cannot be solved manually in a reasonable timeframe Developing challenges involving advanced reasoning in number theory, combinatorics, graph theory, or numerical analysis Basing problems on authentic research challenges or practical applications in mathematics Validating solutions with Python and standard mathematical libraries Documenting problem statements clearly and providing verified solutions Requirements Degree in Mathematics (Pure or Applied) or a related discipline Strong Python skills for numerical validation; experience with MATLAB, R, C, SQL, Numpy, Pandas, SciPy, or other domain-specific libraries is also valued At least 2 years of experience in applied mathematics, research, or teaching Background in numerical methods and symbolic computation Ability to design problems that simulate real mathematical research processes Familiarity with computational complexity theory Excellent written English (C1+ proficiency) Project commitment Workload is estimated at 10–20 hours per week while projects are active. Actual hours may vary depending on project needs and are not guaranteed outside active phases. Compensation Contributors may earn up to $45 per hour, depending on expertise and contribution speed. Rates can vary by project based on scope and complexity. Other projects on the platform may offer different earning potentials. Application process Apply Pass qualifications Join a project Complete assigned tasks Receive payment Please submit your CV in English and specify your English proficiency level.

Join Toloka AI as a Freelance Agent Evaluation Engineer, where you will play a crucial role in enhancing our AI models through your expertise. This position is fully remote, allowing you to work from anywhere in Sweden. You will evaluate and provide feedback on agent performance, ensuring our systems deliver optimal results.

We invite you to submit your CV in English, clearly indicating your level of English proficiency.At Mindrift, we bridge the gap between specialists and project-based AI opportunities for leading technology firms, with a focus on testing, evaluating, and enhancing AI systems. Please note that participation is project-based and does not constitute permanent employment.What This Opportunity EntailsEach project may involve unique tasks; contributors might be expected to:Craft original optics problems that replicate authentic physics research workflows;Ensure these problems are computationally intensive and cannot be solved manually within a reasonable time (days or weeks);Develop problems necessitating complex reasoning in mechanics, electromagnetism, thermodynamics, and quantum mechanics;Base problems on genuine research challenges or practical applications in optics and physics;Clearly document problem statements and provide verified correct answers.What We Are Looking ForThis opportunity is ideal for optical engineers seeking part-time, non-permanent projects. Preferred qualifications include:A degree in Physics (Theoretical, Experimental, or Computational) or related fields;A minimum of 2 years of professional experience, including applied, research, or teaching experience;Familiarity with numerical simulation methods;The ability to design problems that reflect real physics research workflows;Creative problem-solving skills across various physics disciplines;Knowledge of physics modeling and approximation techniques;Advanced written English skills (C1+).How It WorksApplication → Qualification Assessment → Project Engagement → Task Completion → PaymentProject Time ExpectationsDuring active phases of the project, tasks are estimated to require approximately 10–20 hours per week. This is an estimated workload and is not guaranteed; it is applicable only while the project is ongoing.CompensationContributors can earn up to $45 per hour, based on their level and pace of contribution. Compensation varies by project depending on scope, complexity, and required expertise. Note that other projects on the platform may offer different compensation levels based on specific requirements.

Are you excited about artificial intelligence and adept at analyzing diverse content formats?We are seeking meticulous linguists with native fluency in Swedish to assist with AI training projects. Your responsibilities will include prompt evaluation, video content comprehension, text review and editing, among other tasks.This is a freelance, remote position.

Mindrift is a dynamic platform that connects expert professionals with innovative, project-based opportunities in the AI sector, partnering with leading technology companies to test, evaluate, and enhance AI systems. This role is project-based and does not constitute permanent employment.About the PositionAs a Procurement and Supply Chain Specialist, you will leverage your extensive hands-on experience to create realistic disruption scenarios, establish expected outcomes, develop mitigation strategies, and critically assess AI-generated recommendations for their accuracy, relevance, and completeness in a business context.Key ResponsibilitiesProjects will encompass a variety of tasks, including but not limited to:Crafting authentic supply chain disruption scenarios (e.g., supplier delays, quantity alterations, logistical challenges, quality failures) rooted in real-world manufacturing and procurement environmentsDetermining expected outcomes and devising effective mitigation strategies for each scenarioEvaluating AI-generated responses and recommendations against practical business logicAssessing outputs for accuracy, completeness, and relevance within ERP systems, notably Microsoft Dynamics 365, Coupa, Jaggaer, and Ariba (SAP)Assisting in structured data creation and validation as per established guidelines and frameworksQualifications We SeekA minimum of 4 years of direct experience in procurement, supply chain management, or purchasing, preferably within a manufacturing settingIn-depth understanding of procurement workflows, including purchase orders, vendor management, inventory, and production planningHands-on experience with ERP systems such as SAP, Oracle, or Microsoft Dynamics 365Proven ability to conceptualize and analyze supply chain disruption scenarios and their mitigation strategiesSolid grasp of various disruption types, including delays, shortages, quality issues, and logistics challengesKnowledgeable in Incoterms and transportation/logistics managementFamiliarity with Bill of Materials (BOM) structures and production planning processesExperience tracking supplier performance metrics (OTIF, lead times, quality scores)An analytical mindset capable of evaluating AI outputs against real-world business principlesExperience with data validation, structured data entry, or annotation tasksExcellent written communication skills in EnglishApplication ProcessApply → Complete qualifications → Join a project → Perform tasks → Receive paymentProject Time CommitmentThis project is expected to require approximately 10-20 hours per week during active phases, based on project needs. This is an estimate and not a guaranteed workload.CompensationContributors can earn up to $60 per hour, contingent upon experience and project requirements.

Role Overview Sopra Steria is looking for an M365 AI Solution Specialist based in Stockholm. This role focuses on designing, implementing, and supporting AI-driven solutions built on the Microsoft 365 suite. The position sits within the tech department and works directly with clients to understand their needs and deliver practical, tailored outcomes. What You Will Do Work closely with clients to identify business challenges and recommend M365 AI solutions that improve efficiency and productivity Design and implement AI-powered features and workflows within the Microsoft 365 platform Translate complex technical ideas into clear, actionable steps for clients and team members Support and maintain deployed solutions, ensuring they continue to meet client needs What We Look For Strong knowledge of Microsoft 365 technologies and their AI capabilities Experience designing and delivering technical solutions for clients Ability to explain technical concepts in a way that makes sense to non-technical audiences Comfort working both independently and as part of a team This position is based in Stockholm.

Are you a passionate STEM expert fluent in Swedish with a desire to influence the future of AI technology? Large-scale language models are advancing from simple chatbots to remarkable tools for scientific exploration and technical innovation. With your input, we can provide high-quality training data that empowers world-class education, aligns with groundbreaking research, and optimizes the workflows of engineers, scientists, and analysts globally. Your expertise is crucial in fueling the next generation of AI. We are seeking dedicated STEM specialists who excel in mathematics, physics, chemistry, engineering, data science, computer science, and scientific computing. You will engage with advanced language models, tackling complex topics such as thermodynamics, mechanics, calculus, statistics, materials science, electronics, algorithm design, and quantitative modeling. Documenting failures is essential to enhance the model's reasoning capabilities. On a typical day, you will interact with the model on real-world STEM problems and theoretical inquiries, ensuring factual accuracy and logical integrity. You will capture reproducible error patterns and recommend enhancements to our prompt engineering and evaluation metrics. A bachelor’s or master’s degree in a STEM field is preferred. Experience in published research, engineering design, data analysis, or a robust coding portfolio will be seen as advantageous. Clear communication skills, demonstrating your thought process, are vital. Ready to leverage your STEM knowledge to contribute to the AI of tomorrow? Apply today and start educating the model that will educate the world. We offer a competitive pay range of $8 to $65 per hour, with the precise rate determined based on your experience, expertise, and location. As a contractor, you will need to provide a secure computer and high-speed internet; please note that company-sponsored benefits such as health insurance and PTO do not apply.