Senior Fullstack Developer (Java Angular)

Senior Fullstack Developer (Java + Angular)
Rate: 130 PLN / hour (B2B)
Work Model: Hybrid (75% remote / min. 1 day a week in the Warsaw office)
About the Project & Client:
We are looking for an experienced Senior Fullstack Developer to join our client, a well-established and stable company in the insurance sector. You will become part of an agile Scrum team that highly values knowledge sharing, modern architecture, and delivering top-quality code for large-scale, high-volume systems.
Please note: Optiveum acts as the recruitment and contracting partner for this role. The chosen candidate will sign the B2B cooperation agreement directly with us.
Your Responsibilities:
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Building and expanding systems for claims reporting and management across both distributed microservices and monolithic architectures.
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Taking an active role in designing system architecture using modern technology solutions.
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Improving and optimizing selected business processes.
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Ensuring the highest quality of delivered software by developing an automated testing pyramid.
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Conducting and receiving constructive code reviews.
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Actively participating in Scrum ceremonies and collaborating daily with a tight-knit team.
Requirements (Must-haves):
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Minimum 7 years of commercial programming experience in Java.
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Deep expertise in the Spring ecosystem (Spring Boot, Spring Framework) and Hibernate/JPA.
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Strong knowledge of SQL databases.
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Solid practical experience with Apache Kafka.
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Familiarity with Angular.
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Proven experience in designing and developing microservices and REST APIs.
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Practical knowledge of Domain-Driven Design (DDD).
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Ability to leverage AI tools to support and speed up the software development process.
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Fluent/Native Polish (essential for team communication).
Nice-to-haves:
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Experience with Playwright.
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Working knowledge of Docker, Kubernetes, RabbitMQ, and ElasticSearch.
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Hands-on experience with cloud platforms (Azure, AWS, or GCP).
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Understanding of IT Security concepts and CI/CD pipelines.
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Previous experience mentoring other developers or taking on Technical Lead responsibilities.
What we offer:
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Transparent cooperation terms – you sign your B2B contract directly with Optiveum.
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The opportunity to have a real impact on the architecture of enterprise-level applications.
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A flexible hybrid setup with a modern office space available in Warsaw.