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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Data Engineer, Real-Time Analytics - **Company:** Aircall - **Location:** Valencia, Spain - **Contract:** Permanent contract - **Skills:** Artificial Intelligence, Airflow, Amazon Web Services, Amazon S3, Data Analysis, Apache HTTP Server, Big Data, Continuous Delivery, Data Architecture, Data Infrastructure, Dimensional Modeling, Python (Programming Language), Performance Tuning, Query Optimization, Software Deployment, SQL Databases, TypeScript, Unstructured Data, Data Processing, Gitlab, Information Technology, Low Latency, Apache Flink, Data Analytics, Maintaining Code, Star Schema, Real Time Data, Apache Kafka, Stream Analytics, Amazon Redshift, Golang, Programming Languages - **Published:** August 19, 2026 - **Apply:** https://www.buscojobs.com.es/senior-data-engineer-real-time-analytics-en-valencia-ID-368386266 ## About the Role A Bachelor's degree in a technical field (eg. computer science or mathematics). 3+ years experience with near real-time analytics 5+ years experience with a modern programming language such as Scala, Python, Go, Typescript Experience of designing complex data processing pipeline Experience of data modeling (star schema, dimensional modeling etc) in AWS redshift Experience of query optimisation Experience of kafka is a plus Shipping and maintaining code in production You like sharing your ideas, and you're open-minded ## Description Aircall is a unicorn, AI-powered customer communications platform used by 22,000+ companies worldwide to drive revenue, resolve issues faster, and scale customer-facing teams. We're redefining customer communications by bringing voice, SMS, WhatsApp, and AI together into one seamless workspace.Our momentum comes from a simple idea: help teams work smarter, not harder. Aircall's AI Voice Agent automates routine calls, AI Assist streamlines post-call work, and AI Assist Pro delivers real-time guidance so people can do their best work. The result is higher revenue, faster resolutions, and teams that scale with confidence.Aircall is headquartered in Paris, our European HQ, with a strong North American presence anchored in Seattle, our North American HQ, and teams across Madrid, London, Berlin, San Francisco, New York City, Sydney, and Mexico City. We've built a product customers love and a business that's scaling quickly, backed by world-class investors and driven by rapid AI innovation across multiple product lines.At Aircall, you'll join a company in motion. We're ambitious, product-driven, and execution-focused, with visible impact, fast decisions, and real growth.How we work at AircallWe're customer-obsessed, data-driven, and focused on delivering meaningful outcomes. We value ownership, continuous learning, and thoughtful speed. If you thrive in a collaborative, fast-moving environment where trust and impact matter, you'll feel at home here.We are looking for an engaged and passionate Senior Data Engineer to join our growing Engineering Team in Madrid (hybrid setup). In this role, you will be a key member of the team managing our analytics and event platform stack.As part of the Analytics & Data Platform team, you will build features for over 22,000 customers across the globe. Your work will unlock the value of data, empowering our customers to make informed decisions through real-time insights, monitoring, and comprehensive analytical reports.Key ResponsibilitiesHave key responsibilities within the requirements analysis, scalable & low latency streaming platform solution design, architecture, and end-to-end delivery of key modules in order to provide near real-time data solutions for our productAnalyze and translate business needs into data model & optimize for big dataIdentify slow queries and optimize for better performanceWrite clean scalable code using Scala / python / SQL and test and deploy applications and systemsSolve our most challenging data problems, in near real-time, utilizing optimal data architectures, frameworks, query techniques, sourcing from structured and unstructured data sourcesBe part of an engineering organization delivering high quality, secure, and scalable solutions to Aircall clientsInvolvement in product and platform performance optimization and live site monitoringMentor team members through giving and receiving actionable feedbackOur Tech StackAWS (Kinesis, Kafka, s3, DMS, Glue, EMR, EKS, Redshift, Spectrum), Apache Pinot, Apache Flink and Airflow. A continuous deployment process based on GitLab.QualificationsA Bachelor's degree in a technical field (eg. computer science or mathematics).3+ years experience with near real-time analytics5+ years experience with a modern programming language such as Scala, Python, Go, TypescriptExperience of designing complex data processing pipelineExperience of data modeling (star schema, dimensional modeling etc) in AWS redshiftExperience of query optimisationExperience of kafka is a plusShipping and maintaining code in productionYou like sharing your ideas, and you're open-mindedWhy join us?Key moment to join Aircall in terms of growth and opportunitiesOur people matter, work-life balance is important at AircallFast-learning environment, entrepreneurial and strong team spirit45+ Nationalities: cosmopolite & multi-cultural mindsetCompetitive salary package & benefitsDE&I StatementAt Aircall, we believe diversity, equity and inclusion - irrespective of origins, identity, background and orientations - are core to our journey.We pride ourselves on promoting active inclusion within our business to foster a strong sense of belonging for all. We're working to create a place filled with diverse people who can enrich and learn from one another. We're committed to ensuring that everyone not only has a seat at the table but is valued and respected at it by providing equal opportunities to develop and thrive.We will constantly challenge ourselves to make sure that we live up to our ambitions around diversity, equity and inclusion, and keep this conversation open. Above all else, we understand and acknowledge that we have work to do and much to learn.Want to know more about candidate privacy? Find our Candidate Privacy Notice here.We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.#J-*****-Ljbffr ## Related Videos - [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) - [Data Science in Retail](https://www.wearedevelopers.com/videos/586-data-science-in-retail) - [Go with the Flow: Stop the Leaks Before Your Memory's a Waterfall!](https://www.wearedevelopers.com/videos/100073-go-with-the-flow-stop-the-leaks-before-your-memory-s-a-waterfall) - [WeAreDevelopers LIVE - Modern DevOps for IoT Devices and More](https://www.wearedevelopers.com/videos/1805-wearedevelopers-live-modern-devops-for-iot-devices-and-more) - [Enjoying SQL data pipelines with dbt](https://www.wearedevelopers.com/videos/823-enjoying-sql-data-pipelines-with-dbt) - [AI Model Management Life Circles: ML Ops For Generative AI Models From Research to Deployment](https://www.wearedevelopers.com/videos/1152-ai-model-management-life-circles-ml-ops-for-generative-ai-models-from-research-to-deployment) ## Related Articles - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [Data Engineer Salary UK](https://www.wearedevelopers.com/magazine/253-data-engineer-salary-uk) - [Dev Digest 120 - Apple and peers](https://www.wearedevelopers.com/magazine/455-dev-digest-120-apple-and-peers) - [Making Data Warehouses Fast: A Developer’s Story](https://www.wearedevelopers.com/magazine/107-making-data-warehouses-fast-a-developer-s-story) - [Top-Paying Tech Jobs (with Salaries)](https://www.wearedevelopers.com/magazine/372-top-paying-tech-jobs-with-salaries) - [How to Become an AI Engineer](https://www.wearedevelopers.com/magazine/331-how-to-become-an-ai-engineer)