Senior Fullstack Developer (Java + Angular)

Jobs in JS; Capon Bridge (WV); Hybrid; USD 39,000 - 53,000; Full time

Benefits offered by this job

B2B with Optiveum

Hybrid work model

Office in Warsaw (1 day/week)

Job summary

Jobs in JS is seeking a Senior Fullstack Developer to join a stable insurance-sector client. You will be part of an agile Scrum team that values knowledge sharing, modern architecture, and delivering high-quality code for large-scale systems.

The role requires 7+ years in Java, Spring/Hibernate, SQL, Kafka, and Angular; microservices/REST API design, and DDD concepts. Hybrid: 75% remote with one day/week in the Warsaw office; B2B with Optiveum.

Qualifications

• Minimum 7 years of commercial Java development experience.
• Expertise in Spring Boot, Spring Framework, and Hibernate/JPA.
• Strong SQL database knowledge.
• Solid experience with Apache Kafka.
• Experience with Angular frontend.
• Proven experience designing microservices and REST APIs.
• Knowledge of Domain-Driven Design (DDD).
• Ability to leverage AI tools to accelerate development.
• Fluent Polish for team communication.

Responsibilities

• Build and expand claims reporting and management systems across microservices and monoliths.
• Design system architecture using modern technology solutions.
• Improve and optimize key business processes.
• Ensure code quality with automated testing pyramid.
• Conduct and participate in code reviews.
• Actively participate in Scrum ceremonies and collaborate daily with the team.

Skills

Java

Spring

Hibernate/JPA

SQL

Apache Kafka

Angular

Microservices

REST APIs

DDD

AI tools

Polish language

Tools

Docker

Kubernetes

RabbitMQ

ElasticSearch

Playwright

Azure

AWS

GCP

Job description

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:

• Building and expanding systems for claims reporting and management across both distributed microservices and monolithic architectures.
• Taking an active role in designing system architecture using modern technology solutions.
• Improving and optimizing selected business processes.
• Ensuring the highest quality of delivered software by developing an automated testing pyramid.
• Conducting and receiving constructive code reviews.
• Actively participating in Scrum ceremonies and collaborating daily with a tight-knit team.

Requirements (Must-haves):

• Minimum 7 years of commercial programming experience in Java.
• Deep expertise in the Spring ecosystem (Spring Boot, Spring Framework) and Hibernate/JPA.
• Strong knowledge of SQL databases.
• Solid practical experience with Apache Kafka.
• Familiarity with Angular.
• Proven experience in designing and developing microservices and REST APIs.
• Practical knowledge of Domain-Driven Design (DDD).
• Ability to leverage AI tools to support and speed up the software development process.
• Fluent/Native Polish (essential for team communication).

Nice-to-haves:

• Experience with Playwright.
• Working knowledge of Docker, Kubernetes, RabbitMQ, and ElasticSearch.
• Hands-on experience with cloud platforms (Azure, AWS, or GCP).
• Understanding of IT Security concepts and CI/CD pipelines.
• Previous experience mentoring other developers or taking on Technical Lead responsibilities.

What we offer:

• Transparent cooperation terms – you sign your B2B contract directly with Optiveum.
• The opportunity to have a real impact on the architecture of enterprise-level applications.
• A flexible hybrid setup with a modern office space available in Warsaw.