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Build and maintain Java microservices with Spring Boot, deploy on OpenShift, and collaborate with React teams to deliver scalable backend APIs.
Build and maintain Java-based microservices using Spring Boot and Kafka for financial-sector clients, with Oracle/PostgreSQL databases and CI/CD pipelines.
Lead a team building and maintaining enterprise Java applications for credit risk, using Java 21, Angular, and microservices while mentoring developers and ensuring high availability.
Build and maintain ETL pipelines using Spark/Scala to move and transform data between systems, ensuring quality and integration with microservices in a hybrid Warsaw role.
Design and build scalable ETL pipelines and data models using Spark, Scala, and cloud storage (AWS S3, Hive) to support analytics and BI tools like Databricks and Power BI.
Build and maintain scalable data pipelines, cloud data infrastructure, and AI/ML-ready datasets for a global consulting firm.
Design and build scalable ETL pipelines and data models using Spark, Scala, and cloud storage (AWS S3, Hive) to power analytics and BI tools like Databricks and Power BI.
Build and optimize Apache Spark data pipelines and SQL queries for financial and logistics clients in a hybrid Warsaw role.
Lead a distributed full-stack team building a greenfield platform for structured credit at a major bank, using Java, TypeScript, Angular, Spring, and microservices.
Design and maintain AWS cloud infrastructure, CI/CD pipelines, and IaC (Terraform) for enterprise clients while mentoring junior team members.
Build and maintain Java-based FX Options pricing platforms using core Java, Spring Boot, and Oracle, while collaborating in an Agile Scrum team.
Build and optimize Spark-based data pipelines and SQL queries for financial and logistics clients in a hybrid Warsaw role.
Build and maintain high-availability software solutions in Python/C++ for large-scale IT transformations, focusing on DevOps, cloud-native tools, and agile delivery.
Build and deploy Python-based AI solutions, integrating LLMs and RAG architectures with vector databases for enterprise clients in a hybrid Warsaw role.
Build and deploy Python-based AI solutions, integrating LLMs and RAG architectures with vector databases for production use in a global consulting firm undergoing AI transformation.
Build and modernize web apps using Angular for the frontend and Java/Spring Boot for scalable microservices, focusing on real-time data features and RESTful integrations.
Build and modernize business-critical web apps using Angular for the frontend and Java/Spring Boot for scalable microservices, integrating real-time data with REST APIs.
Mid-level DevOps engineer maintains CI/CD pipelines, automates infrastructure with Ansible, and supports Kubernetes/AWS deployments for mission-critical FX systems in a regulated environment.
Junior DevOps Engineer maintaining CI/CD pipelines, AWS and bare-metal infrastructure, and monitoring tools while collaborating with global teams in a mentorship-driven role.
Build and maintain real-time FX trading systems in Java, occasionally extending Node.js components and integrating via FIX protocol.
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