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 Systems Developer - Functional Testing Expert works fully remotely from Sweden. The main focus is on large-scale codebases, reproducible Docker environments, and leveraging LLMs such as Roo Code and Claude Code to streamline both development and testing. Projects require hands-on work with functional testing, automation, and code quality improvement. What you will do Design and implement functional black box tests for codebases in multiple languages. Set up and maintain Docker environments to ensure reproducible builds and consistent testing across platforms. Monitor code coverage and configure automated scoring systems to meet industry standards. Use LLMs (Roo Code, Claude) to automate repetitive tasks, accelerate development, and improve code quality. Requirements Minimum 5 years as a Software Engineer, with deep experience in Python. Advanced skills with pytest, including fixtures, session-scoped tests, and timeouts. Strong background in black-box functional testing for CLI tools. Expertise in Docker: writing reproducible Dockerfiles, managing user contexts, and securing workspaces. Strong command of Linux and Bash scripting, including debugging inside containers. Familiarity with modern Python tools such as uv, pyproject.toml, and packaging. Ability to read and understand code in C, C++, Rust, and Go, using LLMs as needed. Experience using LLMs (Claude Code, Roo Code, Cursor) to speed up development and generate test cases. English proficiency at B2 level or above. Preferred qualifications Experience with agent evaluation platforms and MCP CLI. Tools and technologies Python (pytest, uv, Pillow), Docker, Bash, Git Submodules, C/C++/Rust/Go (reading), Dagger, GitHub Codespaces, LLMs (Claude Code, Roo Code, Cursor), coverage.py, gcov, kcov. Engagement and compensation Freelance, project-based work through Mindrift (powered by Toloka AI). Fully remote with flexible scheduling. Typical commitment is 20-30 hours per week. Compensation varies by project scope and expertise. AI trainers can earn up to $50 per hour.

Join Us as a Fullstack Engineer in AI Code Security! At Lovable, we are on the lookout for a passionate Fullstack Engineer who is dedicated to advancing AI code security. In this role, you will be at the forefront of designing and implementing robust static code analysis and security scanning capabilities, ensuring that Lovable remains the premier AI-powered software creation platform globally.Why Choose Lovable?Lovable empowers individuals and teams to develop software using plain English. Our platform is utilized by a diverse range of users, from solo entrepreneurs to Fortune 100 companies, allowing millions to turn their ideas into tangible products swiftly. We are spearheading a transformative shift in software development, providing you with a unique opportunity to make a significant impact in the digital landscape. With a user base exceeding 2 million across over 200 countries, our influence is vast—and we are just getting started.Based in Stockholm, we are a small yet highly skilled team committed to building a company that will define a generation. We prioritize ownership, rapid iteration, and collaborative efforts with minimal ego. We are looking for individuals who are deeply passionate about their craft, who will challenge us, and who are motivated to create lasting change.Key Qualifications3+ years of experience in code security, static analysis, or code scanning, preferably with a focus on security-centric products (SAST, linters, vulnerability scanners, or similar utilizing AI or sophisticated machine learning techniques).5+ years of full-stack engineering experience delivering high-quality software products.Expertise in modern frontend technologies (React/TypeScript) and backend programming (Golang, Rust).Comprehensive understanding of system design, performance trade-offs, and scalable architectures.Strong product insight with the ability to convert security insights into user-friendly and actionable experiences.Bonus: A Master’s or PhD in code analysis, static analysis, or a related discipline. Experience in integrating AI/LLMs into security tools. Knowledge of mobile application security scanning.Your ResponsibilitiesDevelop our code scanning engine: Architect and execute static analysis and security scans that identify issues within user-generated application code for both web and mobile platforms.Deliver features end-to-end, spanning frontend, backend, and infrastructure alongside a compact, autonomous team (≤3 engineers).Incorporate AI/LLM functionalities into security workflows to detect, elucidate, and resolve vulnerabilities.Promote secure coding practices, perform security-focused code reviews, and elevate standards across the engineering organization.Shape our technical trajectory and product roadmaps.

jobgether is hiring a Senior Full-Stack Engineer based in Sweden. This position focuses on building and improving software using Python and React. The role centers on developing solutions that enhance how users interact with our products. What you will do Work on both backend and frontend projects using Python and React Collaborate with engineers and colleagues from other teams to deliver software Tackle complex technical challenges and contribute to key projects Requirements Professional experience with Python and React Ability to solve complex problems and deliver high-quality solutions Comfort working with cross-functional teams

About UsAt Xenon7, we are where elite tech talent meets exceptional opportunities! We collaborate with leading enterprises and innovative startups to tackle exciting, cutting-edge projects using the latest technologies across various IT domains, including Data, Web, Infrastructure, AI, and more. Our expertise in IT solutions development and on-demand resources empowers us to partner with clients on transformative initiatives, driving innovation and significant business growth. Whether empowering global organizations or collaborating with pioneering startups, we are dedicated to delivering advanced and impactful solutions that address today's most complex challenges.Join us in building a community of top-tier experts! We are currently inviting exceptional AI & ML Professionals to solve real-world problems and help shape the future of intelligent systems.About the RoleWe are searching for a talented Node.js + Python Engineer with extensive experience in building backend services, APIs, automation, and data-driven features. You will collaborate with a distributed engineering team on a modern platform utilizing Node.js, Python, PostgreSQL, and cloud-native tools.Key ResponsibilitiesDevelop and maintain backend services using Node.js and Python.Design and optimize REST APIs, microservices, and backend workflows.Utilize PostgreSQL for schema design, queries, and performance tuning.Create automation scripts, integrations, and backend utilities.Collaborate with product, DevOps, and frontend teams to deliver features end-to-end.Produce clean, testable, and maintainable code following industry best practices.Diagnose production issues and enhance system reliability.Engage in code reviews, architecture discussions, and technical planning.Required Skills3–7+ years of backend engineering experienceProficient in Node.js (using frameworks like Express, Fastify, NestJS, etc.)Strong background in Python (including automation, APIs, scripts, services)Proven SQL skills and experience with PostgreSQL.Experience in microservices, API design, and distributed systems.Familiarity with Docker, CI/CD pipelines, and cloud environments (AWS/Azure/GCP).Solid understanding of authentication, authorization, and security best practices.Excellent debugging, problem-solving, and communication skills.Nice to HaveExperience with message queues (SQS, RabbitMQ, Kafka).Knowledge of Redis or caching strategies.Familiarity with serverless architectures (AWS Lambda).Experience with monitoring tools (CloudWatch, Prometheus).

We invite you to submit your CV in English, clearly indicating your level of English proficiency.Mindrift specializes in connecting skilled professionals with project-based AI opportunities for prominent tech companies. Our focus is on the testing, evaluation, and enhancement of AI systems. Please note that this is a project-based role, not a permanent position.About the RoleEach project offers unique challenges, and contributors may be involved in:Creating innovative computational engineering tasks that mirror real-world engineering processes;Developing problems that necessitate Python programming for solving engineering calculations and simulations;Ensuring tasks are computationally demanding, utilizing numerical methods or iterative solutions;Designing problems related to system optimization, design, and analysis;Formulating challenges based on genuine research problems or practical engineering applications;Validating solutions using Python with established engineering libraries;Clearly documenting problem statements and providing verified correct solutions.Candidate ProfileThis opportunity suits engineers experienced in Python, looking for part-time, project-based engagements. Ideal candidates will possess:A degree in Electrical Engineering or a related discipline;Proficiency in Python for numerical validation; familiarity with MATLAB, R, C, SQL, Numpy, Pandas, SciPy, or any equivalent programming language is acceptable;A minimum of 2 years of relevant professional experience, whether in applied work, research, or teaching;A solid understanding of practical engineering constraints and approximations;Exceptional written English skills (C1+);Professional certifications (e.g., CMME, SAS Certifications, CAP) and experience in international or applied projects are advantageous.How to Get InvolvedApplication → Qualification Process → Project Engagement → Task Completion → CompensationProject CommitmentTasks are anticipated to require approximately 10–20 hours per week during active project phases, depending on specific project needs. This is an estimate and not a guaranteed workload.Compensation DetailsParticipants can earn up to $50 per hour, contingent on their expertise and contribution pace. Compensation rates may vary across projects based on scope, complexity, and required skills. Please be aware that other projects on our platform may offer different compensation structures.

Please submit your CV in English and indicate your level of English proficiency.Mindrift connects talented specialists with exciting project-based AI opportunities for leading technology companies, focusing on the testing, evaluation, and enhancement of AI systems. Note that participation is project-based and does not entail permanent employment.What This Opportunity Involves:While each project presents its own unique challenges, contributors may:Design innovative computational statistics problems that reflect authentic mathematical research workflows;Create Python-based problems requiring solutions utilizing libraries such as Numpy, SciPy, and Sympy;Ensure problems are computationally intensive, taking days or weeks to solve manually;Develop scenarios necessitating complex reasoning in fields like number theory, combinatorics, graph theory, and numerical analysis;Base problems on genuine research challenges or practical applications in mathematics;Validate solutions using Python and standard mathematical libraries;Clearly document problem statements and provide verified correct answers.What We Look For:This opportunity is ideal for statistics specialists with Python experience who are open to part-time, non-permanent projects. Ideally, candidates will possess:A degree in Statistics or related disciplines;Proficiency in Python for numerical validation. Experience with MATLAB, R, C, SQL, Numpy, Pandas, SciPy, or any programming language can be considered equivalent;At least 2 years of professional experience in applied, research, or teaching roles;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 Works:Apply → Pass qualification(s) → Join a project → Complete tasks → Get compensatedProject Time Expectations:During active phases, tasks are estimated to require about 10–20 hours per week, depending on project requirements. This is an estimate and not a guaranteed workload.Compensation:Contributors can earn up to $50 per hour equivalent, depending on their expertise and contribution pace. Compensation varies by project based on scope, complexity, and required expertise, and different projects may offer varying earning levels.

Mindrift offers project-based remote roles for specialists in chemistry and Python, supporting the development and evaluation of AI systems for technology companies. This freelance position is open to candidates based in Sweden and is not a permanent employment opportunity. Role overview As a Freelance AI Trainer, the main focus is to create and validate computational chemistry problems that mirror real-world research workflows. Tasks include designing original scenarios that require advanced reasoning in physical chemistry, quantum chemistry, and molecular modeling. Problems should demand Python programming for resolution, often using libraries such as numpy, scipy, or other relevant chemical packages. Each problem must be computationally intensive, with solutions that cannot be completed manually in a reasonable timeframe. All problem statements and answers should be clearly documented and verified using established computational chemistry methods in Python. Requirements Degree in Chemistry or a related field Proficiency in Python for numerical validation (experience with MATLAB, R, C, SQL, Numpy, Pandas, SciPy, or domain-specific libraries is also acceptable) At least 2 years of professional experience in applied, research, or teaching roles Experience with numerical methods in chemistry Strong understanding of computational chemistry concepts and techniques Excellent written English skills at C1+ level Project commitment During active project phases, expect to contribute approximately 10–20 hours per week. Actual workload may vary depending on project needs. Compensation Contributors can earn up to $45 per hour, depending on expertise and the pace of contributions. Compensation may differ between projects based on complexity, scope, and required skills. How to apply Please submit your CV in English and include your English proficiency level. The process involves applying, passing qualifications, joining a project, completing assigned tasks, and receiving compensation.

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.

Role overview Mindrift seeks a Freelance No-Code Automation Workflow Specialist to work on the Tendem project (https://tendem.ai/). This part-time, remote position is open to candidates based in Sweden. The role, known internally as an AI Pilot, centers on building and improving integrations between systems in an environment where AI and human input intersect. What you will do Design and set up no-code automation workflows that link different business systems Work with Tendem Agents to spot and simplify repetitive tasks Use structured methods to boost workflow efficiency and dependability Make sure automated solutions complete routine work accurately and reliably Requirements Experience with no-code automation tools and workflow creation Background in improving processes across business platforms Ability to work remotely within a distributed team Located in Sweden

Join our dynamic team as a Senior Application Expert specializing in Anaplan, where you will be instrumental in delivering innovative financial forecasting solutions. Your technical expertise and strong background in IT and engineering will empower you to build effective models and integrate data seamlessly. Together, we will strive to exceed business expectations and enhance our planning processes.Key Responsibilities:Design and implement Anaplan solutions tailored to meet specific business requirements, ensuring data models are user-friendly and accessible.Create and optimize models within Anaplan to facilitate the planning operations of various business units.Maintain the integrity and quality of data across all builds, adhering to the highest standards of excellence.Focus on the security, maintainability, and ongoing support of developed solutions.Work collaboratively within an agile environment alongside Product Managers, Solution Architects, and fellow Application Experts to drive project success.Coordinate with technical teams to ensure effective data integrations between source and target systems.

Join Mindrift as a Freelance No-Code Automation Workflow Specialist within the innovative Tendem project (https://tendem.ai/). In this exciting role, referred to as an AI Pilot, you will collaborate closely with Tendem Agents to streamline repetitive tasks while applying your structured thinking and automation expertise. Your mission will be to design and implement efficient workflows that enhance our hybrid AI + human environment.This part-time remote position is tailored for professionals experienced in no-code automation, workflow design, and process optimization across various business systems.About MindriftAt Mindrift, we connect specialists with cutting-edge AI projects from leading tech innovators. Our goal is to leverage real-world expertise to unlock the full potential of Generative AI globally.Role OverviewAs a No-Code Automation Specialist, you will be responsible for designing, evaluating, and optimizing automation workflows using tools like Zapier and Make.com, incorporating AI capabilities to boost performance and scalability.Key ResponsibilitiesDesign and assess no-code automation workflows across diverse business applications such as marketing, operations, and data management.Develop and enhance trigger/action-based automations using tools like Zapier, Make.com, or similar.Integrate AI into workflows to create AI-powered automations, enrichment pipelines, and decision-making logic.Ensure seamless data synchronization between various systems and SaaS tools.Analyze workflow performance and implement improvements for efficiency, scalability, and reliability.Troubleshoot challenges, identify bottlenecks, and optimize automation logic for stability and dependability.CompensationEarn up to $60 per hour, based on your expertise and contribution pace. Note that compensation may vary depending on project scope and complexity.

Key ResponsibilitiesConduct analysis, design, programming, debugging, and modification of intricate software enhancements and features for local, networked, cloud-based, or web-related applications.Utilize advanced professional concepts and organizational goals to creatively and effectively resolve challenges.Actively engage as a developer within a Scrum team, delivering software solutions based on the team backlog.Collaborate effectively with team members to achieve common objectives.Implement and advocate for development standards, focusing on writing maintainable code, automated testing, and comprehensive documentation.Work with fellow developers to apply best practices and techniques in software development.Ensure thorough review and approval of merge/pull requests.Act as the technical owner for the code developed, ensuring adherence to development standards.Analyze emerging technological trends and make formal recommendations for enhancements when necessary.Stay current with job knowledge by exploring new development tools, programming methodologies, and technology; participating in educational opportunities, engaging with professional literature, and maintaining personal and professional networks.

Join our dynamic team at Sopra Steria as a Senior ServiceNow Developer, where you will play a pivotal role in delivering innovative solutions that enhance our client services. We are looking for a passionate and skilled developer to lead projects, collaborate with cross-functional teams, and drive the implementation of ServiceNow applications.

Join Sopra Steria as a Senior ServiceNow Developer and play a key role in delivering innovative digital solutions. We are looking for an individual with a strong background in ServiceNow platform development, integration, and customization. You will be responsible for designing, implementing, and maintaining ServiceNow applications that drive efficiency and enhance user experience.

Join our dynamic team at Sopra Steria as a Senior ServiceNow Developer, where you will leverage your expertise to design and implement innovative solutions on the ServiceNow platform. You will collaborate with cross-functional teams to enhance our client's IT service management and streamline their operations.

Mindrift is looking for a Freelance Low-Code Automation Engineer to support the Tendem project. This part-time contract is remote within Sweden. The main focus is building and refining automation workflows that connect AI tools with human input, using platforms such as Make.com and n8n. Key Responsibilities Design and optimize automation workflows that combine AI features with human collaboration. Partner with Tendem Agents to identify repetitive tasks and automate them efficiently. Apply analytical skills to ensure workflows operate smoothly across different systems. Test, refine, and scale automation solutions using quality assurance methods. Use JavaScript to customize workflows as project needs arise. Requirements Hands-on experience with low-code automation platforms, especially Make.com and n8n. Background in workflow design and process automation. Proficiency in JavaScript for customizing workflows. Strong analytical skills, attention to detail, and a commitment to quality. Ability to work remotely and collaborate with distributed teams. Role Details Part-time freelance contract Remote role based in Sweden For more details about the Tendem project, visit tendem.ai.

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