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Java Developer
Build and maintain Java 17 backend services using Spring, CQRS, and REST APIs, while collaborating on AngularJS frontend features in a fintech environment.
Senior Java Developer
Senior Java developer building backend services with Spring Boot, Hibernate and SQL for a client project in Warsaw.
Java Developer
Build and maintain backend services in Java 8 for a global financial-services company, using TDD/BDD practices.
Java Developer
Builds and reviews Java-based software for clients, working with Spring, SQL, and Git while collaborating in daily calls.
Senior Java Backend Engineer — Real-Time Kafka & GCP Hybrid
Senior Java developer building cloud-native, event-driven backend services using Kafka, REST APIs, and TDD to ensure scalable, reliable systems.
Java Developer
Build and maintain high-performance Java services for global sports data and betting platforms, processing millions of live events daily.
Java Developer
Build and maintain scalable Spring Boot microservices and REST APIs for a telecom client, using AWS, Kubernetes, and event-driven patterns while owning end-to-end DevOps and testing.
Java Developer
Build and maintain Java-based banking and insurance systems for global financial clients using Spring Boot, REST APIs, and clean-code practices.
Java Developer (Java + AWS)
Build and maintain Java-based systems (Spring, AWS) for logistics clients, writing testable code and collaborating in Scrum teams.
Java Backend Engineer – TDD/BDD, Krakow
Develops Java 8 server-side services for a global fintech client using TDD/BDD practices in Kraków.
Senior Java Backend Engineer
Build and maintain a global bank’s internal IT Automation Portal using Java/Spring Boot, Kubernetes, and microservices while ensuring security and scalable architecture.
Java Backend Engineer: Fintech for Global Impact
Builds and maintains Java-based backend services for fintech products using Spring Boot and PostgreSQL, focusing on scalable, secure APIs and microservices.
Senior Java Backend Engineer - Kafka & Cloud (Hybrid)
Builds and optimizes real-time backend services using Java, Kafka, and GCP for a global fintech platform, collaborating with traders and product owners.
Java Backend Engineer: Build Scalable Fintech APIs & Payments
Build and maintain Java-based microservices and REST APIs for a fintech platform using Spring Boot and PostgreSQL, ensuring scalable, secure solutions for global users.
Backend API Developer
Builds and maintains backend APIs and distributed systems using Java, Spring Boot, Kubernetes, and AWS for a fintech product team in Kraków.
Senior Backend Developer (C# or Node.js) @ Antal
Design and build scalable backend services and APIs for IoT platforms using C#/.NET or Node.js/TypeScript in a cloud-native environment.
Senior Java Backend Developer @ Verita HR
Build and test Java-based identity verification services on AWS, using Terraform and Spock/Cucumber tests in an agile microservices team.
Lead Data Engineer - Partnership Intelligence
Lead a team building scalable data pipelines for a sports & entertainment marketing platform, using AWS, Snowflake, Airflow, Python, and .NET to process social and broadcast data for analytics and client insights.
Senior Backend Developer for NATO
Build and operate Python microservices and data pipelines for maritime geospatial analytics on Databricks and Neo4j, handling APIs, graph queries, and event-driven workflows.
Principal Software Engineer, Data Pipelines - Generative AI
Principal engineer building scalable data pipelines and microservices to power Autodesk’s generative AI and deep-learning tools for architecture, engineering, and construction workflows.