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Experience Level
Senior
Qualifications
Proven experience as a Data Engineer or similar roleStrong proficiency in SQL and experience with Python or JavaFamiliarity with data warehousing solutions and ETL processesExperience with cloud platforms such as AWS, Azure, or Google CloudStrong analytical and problem-solving skills
About the job
Miratech is hiring a Senior Data Engineer in Madrid. This position focuses on designing and building scalable data solutions that support key business needs. The Senior Data Engineer works closely with teams from different disciplines to improve data workflows and maintain data quality.
What you will do
Design and implement scalable data architectures
Collaborate with cross-functional teams on data-related projects
Optimize data processes for efficiency and reliability
Ensure data integrity across systems
Apply expertise in modern data technologies
About Miratech
Miratech is a leading global IT services provider, specializing in delivering innovative technology solutions to enhance business performance. Our team is dedicated to driving digital transformation for clients worldwide.
Role overview Jobgether seeks a Senior Python Data Scraping Engineer to join as a freelancer, working remotely from Spain. This role focuses on building and improving web data extraction systems that process large datasets and adapt to complex, dynamic websites. What you will do Design, develop, and maintain scalable web scraping solutions in Python Address …
Join Mindrift as a Freelance Python Data Scraping Engineer and contribute to the innovative Tendem project, where we integrate human expertise with AI capabilities.As an AI Pilot at Mindrift, you will collaborate with Tendem Agents on repetitive tasks, leveraging your critical thinking and domain expertise to ensure the delivery of precise and actionable data results.This part-time remote position is perfect for technical professionals experienced in web scraping, data extraction, and processing.About MindriftAt Mindrift, we connect specialists with exciting AI projects from leading technology innovators. Our mission is to harness the potential of Generative AI by tapping into global real-world expertise.Role OverviewIn this freelance role, you will manage data scraping tasks that demand technical accuracy for web extraction and processing, using tools such as Apify and OpenRouter, along with your innovative methods.Key ResponsibilitiesOversee end-to-end data extraction workflows across complex websites, ensuring comprehensive coverage, accuracy, and consistent delivery of structured datasets.Utilize internal tools (Apify, OpenRouter) and custom workflows to enhance data collection, validation, and task execution, while adhering to project specifications.Achieve reliable extraction from dynamic web sources, adjusting methods as necessary to accommodate JavaScript-rendered content and evolving site behaviors.Implement data quality standards through validation checks, cross-source consistency controls, and rigorous formatting specifications before delivery.Scale scraping operations to manage large datasets efficiently, employing batching or parallelization techniques while monitoring failures and maintaining stability in response to minor site structure changes.CompensationContributors can earn up to $30 per hour, based on their expertise and contribution pace. Compensation may differ across projects based on their scope and complexity.Get StartedTo apply, submit your application and qualify for projects that align with your technical skills, on your own schedule. From coding and automation to optimizing AI outputs, you'll play a vital role in advancing AI technologies.QualificationsA minimum of 3 years of relevant experience in data engineering, web scraping, automation, and data processing.Proficiency in Python and familiarity with web scraping frameworks.Strong analytical skills and attention to detail to ensure data accuracy and integrity.Ability to adapt and troubleshoot data extraction techniques based on varying website structures.Excellent communication skills to collaborate effectively with team members.
At Datavant, we are on a mission to revolutionize healthcare through data collaboration. Our innovative platform ensures that health data is secure, accessible, and actionable, enabling organizations from healthcare providers to life sciences companies to harness critical insights. As we build the future of health data connectivity, we focus on fulfilling individual patient requests and empowering the AI-driven transformation in healthcare.Join Us in Shaping the Future at the Datavant Life Sciences Tech Hub in Barcelona!We are excited to announce the expansion of our global footprint with the launch of our Life Sciences Tech Hub in Barcelona. We are looking for talented Data Engineers who are passionate about product development and making a real impact in healthcare technology.As a Data Engineer at Datavant, you will play a pivotal role in designing and building systems that ensure secure, privacy-preserving access to high-quality healthcare data. Your contributions will support pharmaceutical companies, biotech innovators, and research organizations, directly impacting the development of new therapies and the acceleration of clinical trials.We are committed to enabling every healthcare decision to be powered by the right data, at the right time, in the right format. We seek problem-solvers, innovators, and passionate individuals ready to drive transformative change in the healthcare landscape.
*This position is open to candidates residing in Poland and Spain*At Booksy, we are driven by a mission to enhance the daily lives of individuals around the globe. Our platform empowers entrepreneurs to flourish in their businesses while enabling their clients to carve out moments of self-care and rejuvenation. We are dedicated to fostering an environment where individuals can thrive and feel their best.As a dynamic scale-up, our landscape is ever-evolving, and we appreciate those who embrace change and uncertainty. If you excel in environments that demand innovation and creativity, where you can take initiative and create impactful solutions, you will find your place with us.Your Role:In the capacity of Senior Software Engineer, you will report directly to our Engineering Manager within the Product Development team. Your key responsibility will be to architect, develop, and sustain scalable, top-notch systems that serve beauty professionals globally. You will tackle new feature development, enhance system performance, and refine our architecture to accommodate our expanding platform.Collaboration is key! You will work alongside product managers, designers, and fellow engineers to create solutions that address real-world needs for millions of users, while fostering a culture of innovation and ongoing enhancement in our codebase.
Please submit your CV in English and include your English proficiency level. Mindrift connects experienced professionals with project-based AI assignments for major technology companies. The work centers on evaluating, testing, and improving AI systems. This is a freelance, project-based position rather than a permanent role. Role overview This freelance Data Science Engineer position focuses on designing and validating computational challenges that reflect real-world analytical workflows. The projects span sectors such as telecom, finance, government, e-commerce, and healthcare, and require advanced Python and SQL skills. All work is remote, with a location focus on València, Valencian Community, Spain. What you will do Design data science problems that simulate business analytics tasks in various industries. Develop challenges that require Python programming, using libraries like Pandas, Numpy, Scipy, Sklearn, Statsmodels, Matplotlib, and Seaborn. Ensure tasks are computationally intensive and cannot be solved manually in a reasonable timeframe. Create complex problems involving advanced data processing, statistical analysis, feature engineering, predictive modeling, and extracting insights. Formulate deterministic, reproducible problems by avoiding randomness or using fixed random seeds. Base scenarios on real business needs such as customer analytics, risk assessment, fraud detection, forecasting, optimization, and operational efficiency. Address the full data science pipeline, including data ingestion, cleaning, exploratory analysis, modeling, validation, and deployment considerations. Incorporate big data processing situations that require scalable approaches. Validate solutions in Python using standard data science libraries and statistical techniques. Thoroughly document each problem, providing realistic business context and verified answers. Requirements Minimum 5 years of hands-on data science experience with demonstrable business impact. A portfolio of projects or publications showing real-world problem-solving. Advanced Python skills for data science, including experience with pandas, numpy, scipy, scikit-learn, and statsmodels. Strong background in statistical analysis and machine learning, with deep understanding of algorithms and their uses. Proficiency in SQL and database operations for data analysis. Familiarity with GenAI tools and concepts (such as LLMs, RAG, prompt engineering, and vector databases). Understanding of MLOps and model deployment workflows. Knowledge of frameworks like TensorFlow, PyTorch, and LangChain. Excellent written English skills (C1+ level). Application process Apply Pass qualification(s) Join a project Complete tasks Receive payment Location: Remote , València, Valencian Community, Spain
Veeva Systems is a pioneering organization dedicated to transforming the life sciences sector through our industry-leading cloud solutions. As one of the most rapidly expanding SaaS companies globally, we achieved over $2 billion in revenue last year, with significant growth prospects on the horizon.Our core values drive us: Doing the Right Thing, Ensuring Customer Success, Supporting Employee Success, and Maintaining Speed. In 2021, we made history by becoming a public benefit corporation (PBC), legally committed to balancing the interests of our customers, employees, society, and investors.Embracing a Work Anywhere philosophy, we empower you to choose your ideal work setting, whether from home or in the office.Be part of our mission to revolutionize the life sciences industry, positively impacting our customers, employees, and communities.The RoleAs a Lead Python Engineer at Veeva Link, you will play a crucial role in developing the intelligence framework for Life Sciences, creating interconnected data applications that accelerate drug development and enhance patient outcomes. Our belief is clear: merging high-quality data with cutting-edge software yields tremendous value.Execution is key. We prioritize speed, accuracy, and quality in our daily creations. Our engineering methodology focuses on precise product definitions leading to thorough technical designs. We utilize a modern tech stack to ensure our applications are reliable and deliver a superior user experience.Our initiatives focus on two essential areas:Data-Driven InsightsWe create advanced applications that map and interpret global scientific and medical expertise, offering impactful insights and AI-driven intelligence. Engineers in our team tackle intricate data modeling, entity resolution, and sophisticated machine learning challenges.Intelligent Business WorkflowsOur focus is on developing intelligent workflows that streamline business processes, driving efficiency and effectiveness in the life sciences domain.
Join Our Expanding Data Team!Forget traditional titles — let’s call this role our Data Engineer Become a vital part of our global Data squad, where you will design bespoke solutions that impress our clients. We’re on the lookout for a dedicated Data Engineer with a robust technical foundation. Your challenge? To train, deploy, and implement innovative developments — and that's just the start.What’s in store for you: You'll engage with unique challenges in data-driven software alongside a diverse team of talented individuals. Explore avant-garde projects utilizing the latest technologies to stretch limits and create meaningful impact. Choose your work environment: whether from the comfort of home or collaborating in our offices, the choice is yours. AGILE methodologies are our standard — expect multidisciplinary teams and full ownership of your projects. Are you ready to embark on significant projects, surrounded by a like-minded team? Let’s make a difference together!
Rithum™ stands as the leading commerce network globally, revolutionizing collaboration among brands, suppliers, and retailers to create unparalleled e-commerce experiences. Our innovative platform empowers brands and retailers to drive growth, optimize operations across diverse channels, expand product lines, and improve profit margins.With over 40,000 businesses relying on Rithum to enhance their operations across a multitude of channels, we collectively facilitate more than $50 billion in annual GMV. Our comprehensive commerce, marketing, and delivery solutions allow clients to curate optimized consumer shopping journeys from start to finish.Position OverviewAs a Senior Data Engineer, you will play an integral role in the design, development, and maintenance of sophisticated data infrastructure that fuels advanced analytics. You are an adept data engineer skilled in ETL pipeline construction and dimensional modeling, eager to harness AI as a vital partner. Your expertise will ensure that AI is utilized effectively for the sustainable success of our business systems. You will be tasked with creating elaborate data pipelines from scratch, enhancing our database infrastructure to support advanced analytics, AI-driven insights, and automated data operations. Collaborating across various teams—including product, engineering, data science, and data analysis—you will enhance our cloud data architecture to meet the demands of both external clients and internal stakeholders.
Jobgether is hiring a Senior Data Engineer based in Spain. This position centers on designing, building, and improving data pipelines to support business goals and product development. Role overview The Senior Data Engineer will work closely with teams across the company to create and refine scalable data solutions. The work involves both implementation and ongoing optimization, ensuring that data flows efficiently and reliably throughout the organization. What you will do Design and implement data pipelines for various business and product needs Optimize existing systems for performance and scalability Collaborate with colleagues from different departments to deliver data-driven solutions Impact Your work will enable jobgether to make informed decisions and improve its offerings by making the most of available data.
Role overview Fundraise Up is looking for a Senior Data Engineer based in Spain to help shape and support the data architecture behind its fundraising platform. This position centers on both building and maintaining the systems that allow the company to make informed, data-driven decisions. Strong technical expertise and a collaborative mindset are essential for success in this role. What you will do Design, build, and maintain scalable data systems that meet evolving business needs Keep the data architecture efficient and reliable as the platform grows Collaborate with teams across the organization to gather requirements and turn them into technical solutions Develop and refine data pipelines to enhance analytics and support new product features Collaboration Work closely with colleagues from various departments to understand business goals and deliver data solutions that help optimize fundraising efforts. Location This is a fully remote role open to candidates residing in Spain.
Role overview Miratech is hiring a Senior Data Engineer in Madrid. This position focuses on designing and building scalable data solutions that support key business needs. The Senior Data Engineer works closely with teams from different disciplines to improve data workflows and maintain data quality. What you will do Design and implement scalable data architectures Collaborate with cross-functional teams on data-related projects Optimize data processes for efficiency and reliability Ensure data integrity across systems Apply expertise in modern data technologies
Turner Townsend is looking for a Senior Data Engineer in Madrid to help shape the company's data strategy. This position centers on designing, building, and maintaining data pipelines and architecture to support business intelligence and analytics across the organization. Role overview The Senior Data Engineer will work closely with teams from different departments, ensuring that data is reliable, accessible, and secure. The work involves both hands-on development and ongoing support of the systems that deliver insights for key projects. What you will do Design and implement data pipelines and architecture Maintain and monitor data systems to ensure integrity and availability Collaborate with cross-functional teams to support analytics and reporting needs Contribute to data security and compliance practices Requirements Experience building and maintaining data pipelines and architectures Strong understanding of data integrity, availability, and security principles Ability to work collaboratively with technical and non-technical teams
Jobgether is looking for a Senior Full-Stack Engineer with strong experience in Python and React. This position is based in Spain and centers on building and maintaining web applications that improve how users interact with our platform. What you will do Design, develop, and maintain web applications using Python and React Work closely with team members to deliver features that enhance the user experience Contribute to technical decisions and help set the direction for ongoing projects Mentor junior developers and support their growth Requirements Strong knowledge of both front-end and back-end development Proficiency in Python and React Experience working in an agile team setting Ability to collaborate effectively and communicate technical concepts clearly
Join Talan as a Senior Data Lead Engineer in Málaga and lead cutting-edge data initiatives. In this pivotal role, you'll drive data strategy, architecture, and engineering processes while mentoring a team of skilled engineers. Your expertise will ensure the delivery of high-quality data solutions that support our clients' business objectives.
Join Our Innovative Team at ConstructorConstructor is revolutionizing search and discovery in ecommerce with our next-generation platform designed to optimize key performance metrics such as revenue, conversion rates, and profitability. Our proprietary search engine, developed entirely in-house, leverages cutting-edge transformers and generative LLMs to enhance everything from search functionality to personalized recommendations and shopping agents.Our engineering department, the largest in our company, is dedicated to maintaining the superiority of our engine, which consistently outperforms competitors in A/B testing. We are passionate about pushing the boundaries of AI technology to achieve remarkable results.With the capability to handle more than 1 billion queries daily in 150 languages across approximately 100 countries, our engine is trusted by leading ecommerce brands like Sephora, Under Armour, and Petco.At Constructor, we are a team of problem solvers committed to enhancing the experiences of both our customers and colleagues. We prioritize values such as empathy, transparency, curiosity, and continuous improvement, believing that empowering individuals leads to outstanding achievements.Founded in 2019 by Eli Finkelshteyn and Dan McCormick, Constructor continues to thrive as a U.S.-based company.About the RoleWe are looking for a Senior Data Engineer to join our Data Lake Team, a crucial part of the Constructor Data Platform that supports all internal data and machine learning teams. This role involves managing the ingestion of over 2 TB of compressed events daily and overseeing more than 6 PB of data in our data lake.The Data Platform Includes:A comprehensive suite of tools and infrastructure utilized daily by our data scientists and ML engineers.Public-facing APIs for event ingestion (FastAPI) and real-time analytics (ClickHouse, Cube).Data storage management in formats such as S3, ClickHouse, and Delta.Data processing capabilities using technologies like Python, Spark/Databricks, ClickHouse, AWS Lambda, and Kinesis.Robust monitoring solutions (Prometheus, OpenTelemetry, PagerDuty, Sentry).Automated testing for pipelines and data quality assurance.Cost observability and optimization functionalities.Tools for developers for creating, running, testing, and scheduling data pipelines, complemented by comprehensive support and documentation.Your Responsibilities Will Include:Maintaining and enhancing our data pipeline job framework.Developing a Data Quality framework for validating internal and external data sources.Continuously improving our data processing and storage capabilities.
Join Flywire as a Senior Data Engineer I and play a pivotal role in our Data & Analytics department. You will be responsible for designing, building, and maintaining scalable data pipelines that enhance our analytics capabilities. Your expertise will contribute to optimizing our data architecture and ensuring data quality across multiple platforms.
Join Lodgify as a Senior Data Engineer and take the lead in shaping our robust data platform. In this pivotal role, you'll design, implement, and optimize data pipelines and infrastructure, driving data-informed strategies that propel our company forward. Collaborate with a diverse team of professionals in the heart of Barcelona, where innovation meets technology in the vacation rental industry.
About Us:Are you ready to make a meaningful impact? Join our dynamic team at Rover, where work meets play!At Rover, we believe that everyone deserves the unconditional love of a pet. Since our inception in 2011, we have been dedicated to connecting dog and cat parents with trustworthy pet sitters and dog walkers across the United States, Canada, and Europe through our user-friendly app and website. We empower our community of pet care professionals to establish and grow their businesses with the support and resources of a global company.Headquartered in Seattle, Washington, we collaborate with our talented teams in Barcelona, San Antonio, Spokane, and remote locations. Our commitment to creating a fantastic workplace has earned us recognition as one of the 100 Best Companies to Work For by Seattle Business Magazine and Washington’s Best Workplaces by the Puget Sound Business Journal. Our agile, fast-growing company is led by individuals with extensive experience from some of the world's leading tech firms.At Rover, we cherish our furry colleagues as much as our human ones. Our mission extends beyond enhancing the joys of pet ownership; we are equally dedicated to cultivating a diverse, inclusive, and welcoming community for pet lovers, starting with our employees.This position offers relocation assistance to Barcelona. This is a permanent, full-time role with a hybrid work schedule—Mondays and Thursdays in our office located in Poblenou, Barcelona.Please submit your CV in English.Data Engineering at Rover:Data is the backbone of Rover's operations. Our team collaborates with various departments to ensure that the data driving our business decisions is accurate, up-to-date, and dependable, while our reporting infrastructure serves the needs of everyone from analysts to executives.Are you eager to contribute to the modernization of our Data Platform and enhance our ETL tools? If you are enthusiastic about collaborating across teams—from Product to Data Science—this role will offer you the opportunity to engage in exciting projects that make a difference while expanding your knowledge in the process.
About the Role Neoris is hiring a Senior Data Engineer with AWS experience for a fully remote position based in Spain. This role focuses on designing and implementing data solutions that support analytics and business intelligence efforts. What You Will Do Build and optimize data pipelines and data architectures. Work closely with data scientists and analysts to enable data-driven decisions. Apply best practices to maintain data quality and integrity. Use AWS services to strengthen and expand the data infrastructure. Location Remote within Spain.
Join neoris as a Senior Python Engineer specializing in AI agents and cloud technologies. In this role, you will leverage your expertise in Python to develop innovative AI solutions that enhance our cloud offerings. You will work collaboratively within a dynamic team, contributing to cutting-edge projects that drive our clients' success.
