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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Data Engineer - **Company:** Salesloft - **Location:** Guadalajara, Spain - **Contract:** Permanent contract - **Skills:** Adobe InDesign, Agile Methodology, Unit Testing, Big Data, Data Infrastructure, Extract Transform Load (ETL), Software Debugging, Software Design Patterns, Distributed Systems, JSON, Machine Learning, Natural Language Processing, Object-Oriented Software Development, Software Engineering, Data Streaming, UML, Web Services, Extensible Markup Language (XML), Event Driven Architecture, Information Technology, Data Analytics, Machine Learning Operations, Data Pipelines, Microservices - **Published:** August 11, 2026 - **Apply:** https://www.jobleads.com/es/job/ea78032c37e174ef5a241dfc3dfa97375 ## About the Role * 4+ years professional hands-on software development experience preferably with high-volume distributed systems experience * Strong individual contributor with experience working with teams of 4+ engineers * Proven ETL experience in a large data environment * Strong coding and design skills with some exposure to micro-service-architecture (MSA) * Knowledge of object-oriented methodologies, UML design techniques, event driven architectures, and other design patterns * Agile methodologies such as Scrum and Kanban * Ability to troubleshoot, performance tune, solve problems and write good unit tests * Strong communication skills (both oral and written) with experience producing technical and design documentation * Understanding of XML, JSON and/or Web-services * Bachelor's degree in Computer Science or related technical field * Experience with CRM and/or DMS systems is a plus. * Experience with machine learning or artificial intelligence or data sciences frameworks is a plus ## Description Although we're proud of our history, we're just as excited about the future. We want to create a world-class culture and company that attracts, develops, engages and retains elite talent. As a key part of our rapidly growing organization, you will help us build the data infrastructure to power our in-app reporting, analytics, and ML product features. You will work closely with a team of engineers, product managers and designers to help deliver real value to our customers. On a day-to-day basis, you will be responsible for serving as a liaison between the Data Science and Product Delivery teams to architect and deliver end-to-end data pipelines. To that end, the Senior Data Engineer will be tasked with the following: * Develop data flows, services, and applications in various system areas including machine learning, natural language processing, data analytics and third party data integrations * Participate in design sessions about your services and applications * Collaborate with data scientists and machine learning engineers to train and deploy models in a production environment * Perform heads down development, test your code, review peer code, and ship it to production * Maintain and debug your services and applications in our production environment * Work closely with our Product Management and our Customer Success teams ## Related Videos - [Alibaba Big Data and Machine Learning Technology](https://www.wearedevelopers.com/videos/37-alibaba-big-data-and-machine-learning-technology) - [Tips and Tricks for Working with JSON](https://www.wearedevelopers.com/videos/1229-tips-and-tricks-for-working-with-json) - [ChatGPT and Java: A Match Made in Heaven or Hell?](https://www.wearedevelopers.com/videos/536-chatgpt-and-java-a-match-made-in-heaven-or-hell) - [Modern Data Architectures need Software Engineering](https://www.wearedevelopers.com/videos/1030-modern-data-architectures-need-software-engineering) - [PySpark - Combining Machine Learning & Big Data](https://www.wearedevelopers.com/videos/44-pyspark-combining-machine-learning-big-data) - [Introducing JSON Structure](https://www.wearedevelopers.com/videos/100219-introducing-json-structure) ## Related Articles - [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market) - [Making Data Warehouses Fast: A Developer’s Story](https://www.wearedevelopers.com/magazine/107-making-data-warehouses-fast-a-developer-s-story) - [Data Engineer Salary UK](https://www.wearedevelopers.com/magazine/253-data-engineer-salary-uk) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated)