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The enterprise workhorse that refuses to quit. For data engineering, Java is a powerhouse for building robust, scalable systems like custom ETL pipelines, distributed frameworks (hello, Hadoop), and real-time processing engines like Kafka Streams. Its JVM ecosystem and libraries (e.g., Apache Spark, Flink) make it a cornerstone for high-performance data applications where reliability matters.
That said, Java’s verbosity can feel like writing a novel for every task, and its boilerplate-heavy style makes simple things unnecessarily painful. While its performance is solid and memory management reliable, it lacks the modern elegance of languages like Go or Python. Plus, debugging messy stack traces from poorly tuned JVMs is no picnic.
Java thrives in large-scale, structured environments where maintainability and backward compatibility are king. It’s not the coolest language at the party, but when your data stack needs to scale like a Fortune 500 company, Java delivers—with plenty of paperwork.
Used together with Java
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Jobs in using Java for but please no
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data engineer
Senior Platform Engineer - AI Infrastructure & Observability (m/f/d) @ heyacto
DE | 2025-12-28
Acto, backed by 468 Capital and Cusp Capital, seeks a Senior Platform Engineer to own an AI-first cloud platform: Kubernetes on AWS EKS, Terraform-driven infrastructure, and analytics pipelines...
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AI/ML, Cloud Computing, Kubernetes, ClickHouse, Analytics, LLM, Management, AWS, Terraform, ETL/ELT, API, CI/CD, Amazon RDS, AWS Lambda, Redshift, BigQuery, Python, Java, Go | ||
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data engineer
Senior Consultant AI & Data Engineering (m/w/d) @ deloitte
DE | 2025-12-27
This role offers a unique opportunity to lead AI and data engineering initiatives in a dynamic consulting environment, focusing on cloud platforms, analytics, and automation. The position requires...
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AI/ML, Analytics, Data Engineering, Cloud Computing, Agile/Scrum, ETL/ELT, CI/CD, BI, Azure, Snowflake, SAP, Python, Java, Scala, SQL, DevOps, GCP | ||
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promoted
O'Reilly: Building AI Agents with Model Context Protocol (MCP)Design and implement composable agent architectures using MCP. Understand the MCP architecture and how it enables AI applications to access external context. Build MCP servers that expose tools, resources, and prompts to LLMs. |
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data engineer
Lead Software Engineer / Tech Lead (m/f/d) @ simon-kucher
DE | 2025-12-27
This role is a hands-on leadership opportunity for a technically proficient data engineer, requiring expertise in cloud-native architecture, Python, Java, and AWS. The position demands deep...
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Marketing, AWS, Cloud Computing, Java, Python, Management, Agile/Scrum, DevOps, Analytics, PySpark, Spark, API, Computer Science, Amazon EC2, S3, Amazon RDS, Amazon EMR, AWS Lambda, AWS Glue, Redshift, Data Modelling, ETL/ELT, CI/CD, AI/ML, Docker, Kubernetes | ||
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data engineer
Senior Backend Developer (d/f/m) @ paymenttools
DE | 2025-12-26
Paymenttools seeks a Senior Backend Engineer to develop secure, scalable microservices supporting massive payment transactions across Europe. The role's differentiator is its cloud-native focus...
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Cloud Computing, Agile/Scrum, GCP, API, DevOps, CI/CD, Java, AWS, Docker, Kubernetes, Prometheus, Grafana, RDBMS, NoSQL, TypeScript, React, Management, Jira | ||
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data engineer
Senior Backend Engineer @ sumup
DE | 2025-12-25
SumUp seeks a Senior Backend Engineer to develop secure fiscal compliance solutions for European POS systems, with the unique challenge of navigating multiple jurisdictions and integrating...
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Management, Analytics, Java, Data Modelling, API, AWS, Kubernetes, Kafka, PostgreSQL |
