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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Data Engineer Sr Ingles - **Company:** Número De - **Location:** Barcelona, Spain (Remote available) - **Contract:** Permanent contract - **Skills:** Agile Methodology, Amazon Web Services, Amazon S3, Big Data, Cloud Database, Databases, Data Cleansing, Information Engineering, Extract Transform Load (ETL), Data Transformation, Data Warehousing, Relational Databases, Integrated Development Environments, Python (Programming Language), Microsoft SQL Server, MySQL, Unstructured Data, Data Processing, Scripting, Cloudformation, Database Migration, Data Lakes, AWS Glue, AWS Data Analytics, Data Management, Amazon Simple Queue Service (SQS), Amazon Redshift - **Published:** August 8, 2026 - **Apply:** https://www.adzuna.es/contact-us.html ## About the Role + Proven experience as a Data Engineer with strong expertise in AWS cloud data engineering and migration projects. + Hands-on experience with AWS services including S3, Athena, Glue, Redshift, Lake Formation, Lambda, Step Functions, EventBridge, CloudFormation, and RDS. + Strong knowledge of relational databases, including MySQL, SQL Server, and data warehouse architecture, particularly Amazon Redshift. + Proficiency in Python for scripting, automation, ETL development, and data transformation. + Experience working with structured and unstructured data, data cleansing, conversion, and large-scale ETL processes. + Knowledge of Hudi table management, AWS Glue Catalog, SQS, and cloud-based data lake implementations. + Familiarity with Agile methodologies and product-focused software development environments. + Excellent analytical, troubleshooting, communication, and leadership skills with the ability to work independently in a remote setting. + Experience with AWS Database Migration Service (DMS), Scala, or Aurora MySQL replication is considered an advantage. ## Description Join a high-impact engineering team focused on modernizing large-scale data infrastructure and supporting critical database migration initiatives. In this role, you will design, build, and optimize cloud-based data pipelines while ensuring the reliable movement and transformation of structured and unstructured data. You'll work with modern AWS technologies, data lakes, and warehouse architectures to deliver scalable, high-performance solutions. This position offers the opportunity to solve complex technical challenges, collaborate with cross-functional teams, and contribute to product-driven development in a fully remote environment. If you enjoy building resilient data platforms and driving cloud innovation, this is an excellent opportunity to make a meaningful impact. Accountabilities + Design, develop, and maintain scalable ETL pipelines to support large-scale data migration and integration projects. + Build, configure, and optimize AWS-based data lake and warehouse solutions using services such as Glue, S3, Athena, Redshift, Lake Formation, Lambda, EventBridge, and Step Functions. + Develop Python scripts and database procedures to automate data processing, transformation, validation, and migration workflows. + Manage relational databases, including MySQL, SQL Server, and Aurora MySQL, with a focus on performance, replication, and reliability. + Configure and troubleshoot AWS data engineering services, including Glue Catalog, Hudi tables, SQS, and CloudFormation resources. + Monitor data platforms, identify performance bottlenecks, and implement improvements to ensure scalability, security, and operational excellence. + Collaborate with product, engineering, and business teams while contributing to Agile development processes and technical planning. ## Related Videos - [Alibaba Big Data and Machine Learning Technology](https://www.wearedevelopers.com/videos/37-alibaba-big-data-and-machine-learning-technology) - [From Messy Queries to Scalable Systems - How Data Engineering actually works](https://www.wearedevelopers.com/videos/100203-from-messy-queries-to-scalable-systems-how-data-engineering-actually-works) - [How we built an AI-powered code reviewer in 80 hours](https://www.wearedevelopers.com/videos/1511-how-we-built-an-ai-powered-code-reviewer-in-80-hours) - [MySQL Protocol Features You Should Be Aware Of](https://www.wearedevelopers.com/videos/100267-mysql-protocol-features-you-should-be-aware-of) - [PySpark - Combining Machine Learning & Big Data](https://www.wearedevelopers.com/videos/44-pyspark-combining-machine-learning-big-data) - [Tips, Techniques, and Common Pitfalls Debugging Kafka](https://www.wearedevelopers.com/videos/838-tips-techniques-and-common-pitfalls-debugging-kafka) ## Related Articles - [Data Engineer Salary UK](https://www.wearedevelopers.com/magazine/253-data-engineer-salary-uk) - [Top-Paying Tech Jobs (with Salaries)](https://www.wearedevelopers.com/magazine/372-top-paying-tech-jobs-with-salaries) - [Making Data Warehouses Fast: A Developer’s Story](https://www.wearedevelopers.com/magazine/107-making-data-warehouses-fast-a-developer-s-story) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Data Analyst Salary in the UK](https://www.wearedevelopers.com/magazine/278-data-analyst-salary-in-the-uk) - [Top Big Data Technologies That You Need to Know](https://www.wearedevelopers.com/magazine/108-top-big-data-technologies-that-you-need-to-know)