Fullstack Java and Vue.js Developer

Maandag® Poland; Polska; Remote; PLN 395,000 - 527,000; Full time

Job summary

Maandag Poland is seeking an experienced Full Stack Developer to join the product team on a long-term contract. The role involves owning features end to end, designing Java backend services with REST and Kafka, and building Vue.js frontends.

You will collaborate with a cross-functional team and participate in code reviews within a cloud-enabled, Kubernetes-based environment. Fluency in English is required, German is a plus.

Qualifications

• 10+ years of experience as a Full Stack Developer
• Strong Java skills with asynchronous/reactive patterns
• Experience with REST, OpenAPI, JAX-RS, JPA/Hibernate, Git and Maven
• Experience with Apache Kafka or other messaging systems
• Quality-first mindset: JUnit/TestNG, integration testing, TDD
• Ability to assess architectural trade-offs and communicate clearly with clients
• Fluent English (must), German is a plus

Responsibilities

• Own features end to end from requirements to handover to stakeholders
• Design and implement backend services in Java using REST and event-driven approaches
• Build clean, component-based frontends in Vue.js
• Collaborate with consultants, developers and architects; participate in code reviews
• Develop in short agile iterations with GitLab CI, automated testing and a cloud environment (Kubernetes, Docker, Rancher)

Skills

Java

REST APIs

OpenAPI

JAX-RS

JPA/Hibernate

Apache Kafka

JUnit/TestNG

Vue.js

Git

Maven

Kubernetes

Docker

TDD

Tools

Docker

Kubernetes

Rancher

OpenAPI/Swagger

JAX-RS

Hibernate

Job description

Our client, a German fintech company building a modern wealth management platform, is looking for an experienced Full Stack Developer to join their product team on a long-term contract (minimum 12 months). Remote from Germany or Poland.

What you will do

• Take ownership of features end to end: understand business requirements, implement them, and hand them over to stakeholders (business analysts, QA)
• Design and implement backend services in Java using REST and event-driven approaches (OpenAPI/Swagger, JAX-RS, Apache Kafka)
• Build clean, component-based frontends in Vue.js
• Work closely with consultants, developers and architects, and take part in code reviews and technical decisions
• Develop in short agile iterations with GitLab CI, automated testing and a cloud environment (Kubernetes, Docker, Rancher)

Requirements:

• Around 10 years of experience as a Full Stack Developer (mid to senior level)
• Strong Java skills, ideally with asynchronous/reactive patterns (Futures, RxJava or similar)
• Solid experience with REST, OpenAPI, JAX-RS, JPA/Hibernate, Git and Maven
• Experience with Apache Kafka or other messaging systems
• Quality-first mindset: JUnit/TestNG, integration testing, TDD
• Ability to assess architectural trade-offs and communicate clearly with clients and stakeholders
• Fluent English (must), German is a plus

Process: screening call, technical interview with the team, final interview with the team lead.