Backend Engineer (Java/Scala + Apache Spark) w Warszawa, Polska

• Kontrakt

$2k USD

We are seeking a Senior Data Engineer to design, build, and maintain large-scale data pipelines and distributed processing systems that power AI-driven initiatives. In this role, you will leverage your expertise in AWS, Spark, and modern data architectures to deliver secure, scalable, and highly available data solutions ...

... security and reliability of data solutions. Requirements: Strong hands-on experience with Scala. Commercial experience with Apache Hadoop. Practical knowledge of Apache Spark and large-scale data processing. Experience building and maintaining Data Engineering pipelines. Experience with Apache Kafka and event-driven architecture. ...

DCG Poland is looking for experienced professionals to develop distributed BigData processing pipelines. Candidates should have 7+ years of expertise in Spark and Scala, along with substantial experience in Python and Robot Framework. You will collaborate with DevOps and QA teams in an Agile environment, maintaining a focus ...

• Hybrydowo

... You are equally happy developing something new or building on the work of others. Mandatory Skills Description: - - Strong hands-on experience with Python, PySpark, and Apache Spark. - - Experience with Microsoft Azure, cloud-native platforms, and Big Data technologies. - - Experience with Scala or experience in investment ...

Enfint ищет опытного Java backend разработчика для работы в Kraków. Вы будете развивать, поддерживать и масштабировать корпоративные сервисы на Java, участвовать в создании REST API и микросервисов, сотрудничать с PO, архитекторами и командой разработки. Кандидат владеет Java 8/11/17+, Spring/Spring Boot, знает SQL (PostgreSQL/Oracle) ...

... focused group and scale based on delivery performance and collaboration. Candidates should understand integrated systems, dig through log files, communicate clearly, and apply common sense. Strong experience with cloud tech, Scala/Java/Kotlin, and automation will be valued as the project grows toward a full scrum team.

• Kontrakt

100 zł PLN - 140 zł PLN

... similar position Strong knowledge of Azure data services (Azure Data Factory, Azure Synapse Analytics, Azure Data Lake) Extensive experience with Databricks and Apache Spark Proficiency in SQL and experience with relational databases Experience in creating and optimizing data pipelines (ETL/ELT) in cloud environments Strong ...

HSBC in Kraków is seeking a Software Engineer (Backend Java/API) to join the Messaging Delivery Platform team on a permanent basis. You will design and build distributed, secure backend services using Java/Spring Boot, deploy to Kubernetes, and integrate with AWS cloud. You’ll work closely with Agile teams to translate ...

A digital bank is seeking a Java Developer to work on transformational projects within their Banking as a Service model. You will design and implement scalable applications while collaborating with a team. The role involves code reviews, troubleshooting, and mentoring less experienced members. Ideal candidates should have ...

• Zdalnie

21000 - 28560 zł

... data processing., Leverage cloud services (AWS) for infrastructure management and scaling of processing workloads., Write and maintain high-quality Python (or Java/Scala) code for data processing tasks and automation.] Requirements: Python, SQL, Spark, Airflow, AWS, CI/CD, Kubernetes, Kafka, NiFi, Java, Scala, Docker, Databricks, ...

... платформы, соединяющей UI‑слой с несколькими бэкенд-системами. Платформа изначально поддерживает консолидированный торговый blotter по FX, опционам, товарам и процентным ставкам. Команда работает над backend-сервисами, архитектурой обмена сообщениями и интеграцией систем, решая сложные задачи в условиях высокого воздействия.

• Hybrydowo
• Kontrakt

18808

... investment operations for pension and savings products. The role focuses on modernizing existing platforms and delivering scalable backend solutions using the latest Java ecosystem technologies. Responsibilities You'll Have - Lead application modernization activities, including upgrades to Java 17+/Java 21 and Spring Boot 3.3.x ...

• Hybrydowo
• Kontrakt

20000 - 26000 zł

... investment operations for pension and savings products. The role focuses on modernizing existing platforms and delivering scalable backend solutions using the latest Java ecosystem technologies. Responsibilities you'll have Lead application modernization activities, including upgrades to Java 17+/Java 21 and Spring Boot 3.3.x Design, ...

... automation, and Agile best practices Requirements Bachelor’s degree in Computer Science, Engineering, or related field At least 5 years of experience in Data Engineering with a strong ETL background Hands-on experience with Azure Data Factory, Azure Databricks, Azure SQL, ADLS Proficiency in Python, Scala, or Java and strong ...

• Zdalnie
• Kontrakt

20000 - 30000 zł

... designing, building and optimizing data pipelines in GCP and/or Azure; working with BigQuery, Snowflake or Databricks; using Python or JVM languages such as Java or Scala; working with SQL in complex data environments; developing scalable batch and streaming data processing solutions; improving data quality, performance, ...

• Kontrakt

170 zł PLN

... posiadasz doświadczenie komercyjne na stanowisku Data Engineer, - pracowałeś z chmurą publiczną (AWS i/lub GCP i/lub Azure), - masz praktyczne doświadczenie z Apache Airflow, - znasz Databricks i ekosystem Spark, - swobodnie poruszasz się w SQL oraz jednym z języków programowania (Python/Scala), - potrafisz pracować samodzielnie ...

• Zdalnie

Java Backend Developer (m/k) Miejsce pracy: Kraków Technologie, których używamy Wymagane - Java 21/25 - Spring Boot - PostgreSQL - Rest - Git - Linux - Jenkins - Gradle - Tomcat - CI/CD - mikroserwisy Mile widziane - Docker - Kubernetes - RedMine - https://jobeax.com/link/6WcBICn0LM558SP0 - AngujarJS - RabbitMQ ...

• Hybrydowo
• Kontrakt

24000 - 28000 zł

(B2B, employment contract, etc.). Hybrid work setup – 6 days a month from the office in Kraków, Flexible cooperation model – choose the form that suits you best Praca hybrydowa Elastyczne godziny

• Zdalnie

18900 - 23100 zł

... specifications. You’re ideal for this role if you have: - Minimum 5 years of professional Java programming experience (Java 8+), with at least 3 years working with Java 17+ - Extensive experience leading technical teams in backend development for 2+ years - Strong expertise with Apache Kafka and Apache Camel (Expert level) - ...

• Zdalnie

... published in June 2025. Fortune and Fortune Media IP Limited are not affiliated with, and do not endorse products or services of GitLab. About the role As a Senior Backend Engineer, you will design, implement, and evolve product capabilities while solving high-scope backend problems and influencing the technical and product direction ...