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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 scientist
Algorithm Engineer Graduate (TikTok Shop Global E-Commerce, Supply Chain and Logistics) - 2026 Start (BS/MS) @ tiktok
SG | 2025-12-28
TikTok pitches a 2026 entry-level role that mixes deep learning, operations research, and graph analytics to optimize a global e-commerce supply chain. Expect ETA and delivery-event predictors,...
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AI/ML, C, Big Data, NLP, Computer Science, Python, Java, TensorFlow, PyTorch | ||
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data scientist
Technical Support Engineer @ solacedotcom
SG | 2025-12-27
Solace positions a Solution Support Engineer in Singapore to support enterprise customers using event-driven architecture. The role combines hands-on incident management, tooling and automation...
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AI/ML, React, Cloud Computing, IoT, Linux, Java, C, VMware, Docker, Kubernetes, Analytics, NLP, AWS, GCP, Azure, Kafka, TIBCO Spotfire | ||
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promoted
O'Reilly Power BI LearningMaster Power BI fast: build basic-to-advanced visuals, apply smart design, use dynamic slicers/filters & new cards, choose the right chart, spotlight key insights, brand and theme reports, and seamlessly publish/share in the Service. |
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data scientist
Data Scientist/ Senior Data Scientist, Singpass @ govtech-singapore
SG | 2025-12-26
This role is a compelling opportunity for a data engineer with a strong background in fraud detection and secure data systems. The position requires expertise in Python, PySpark, and cloud...
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AI/ML, Data Science, Data Analytics, MLOps, Cloud Computing, Data Engineering, Python, PySpark, Big Data, Analytics, IaC, TypeScript, Java, Go | ||
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data scientist
Associate AI Developer/ AI Developer (Full stack) - Artificial Intelligence, SAP Labs Singapore @ sap
SG | 2025-12-25
SAP Labs Singapore advertises an Associate AI Developer role nestled inside a global ERP behemoth’s AI push. The job promises multi-terabyte data pipelines, cloud-based AI work, and collaboration...
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SAP, AI/ML, Cloud Computing, Computer Science, Java, Scala, Go, Python, C++, Big Data, Hadoop, Spark, Kafka, Docker, Kubernetes, AWS, Azure, GCP, Agile/Scrum, PowerShell, JavaScript, Linux, Puppet, Chef, Ansible, Data Science, ERP, Analytics, Management | ||
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data scientist
Intern, AI Engineer @ jurong-port-pte-ltd
SG | 2025-12-23
Inline with many AI internships, this role reads as a knee-deep start for analytics engineers: you’ll support vendor projects, assess AI and data models across NLP, CV, and LLM spaces, experiment...
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AI/ML, Big Data, NLP, GenAI, ETL/ELT, DataViz, Analytics, Power BI, Data Science, Computer Science, Python, SQL, Java, Data Analytics, PyTorch, LLM, Cloud Computing, AWS, GCP, Data Management | ||
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data scientist
Business Analyst 2 @ skyworks-solutions-inc
SG | 2025-12-22
Skyworks seeks a business analyst for AI/ML projects, emphasizing data science and machine learning, with a unique chance to shift into leadership; however, the role's breadth and lack of explicit...
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Management, AI/ML, Data Science, Data Collection, Computer Science, Python, R, Java, Big Data, Cloud Computing |