Senior Back End Java Developer

Delphi Software

Poland · Full-time · Mid-Senior

Out Partner is Europe’s leading marketplace for working capital financing. Based in Munich, Germany, it founded in 2012.

We are offering the possibility to step up your professional development through hands-on experience in a state-of-the-art FinTech environment. Our platform is built for the cloud ensuring high scalability and resilience and integrates with external systems via heavy duty middleware. You get the unique chance to push your career by gaining first-hand business experience from a network of the most innovative and capable minds in the German finance industry.

RESPONSIBILITIES

Participate in the requirement engineering process to identify and discuss new features, improvements, and bugs within an agile environment
Collaborate with other teams to identify and resolve production issues, while maintaining a deep understanding of the technologies employed by the Platform Enabler team
Perform high- and low-level design, provide pseudo codes, implement prototypes, and conduct reviews
Uphold top-tier Testing & Quality Assurance standards, utilizing unit testing, integration testing, and other validation methods
Lead and engage in Code Reviews, promoting continuous improvement, best practices, and collaborative learning
Research & evaluate new technologies for potential integration into our platform
Support and mentor junior team members to enhance overall team performance

SKILLS

5+ years of experience with enterprise stack (Spring or similar)
Core experience, critical for operations:
Core: Java (v21+), Spring Boot (v3+), Microservice Architecture
Data Access: Spring @Transactional, JPA / Hibernate, ANSI SQL, PostgreSQL
TDD: JUnit 5, Mockito
Messaging & APIs: Apache Kafka, Spring MVC @RestController
Build & CI: Git, Maven
Previous Experience which will be beneficial and significantly shorten onboarding:
Security: Spring Security, OIDC
Data Access: jOOQ, Flyway Migrations
TDD: AssertJ, Selenium, Serenity, Selenite
Messaging & APIs: Retrofit, JAX-WS
Build & CI: Docker, Docker Compose
Message Routing & Orchestration: Apache Camel
Nice to have Experience for effective collaboration with other teams:
Security: Inbound Identity Federation
Data Access: QueryDSL
TDD: Storybook.js
Build & CI: npm, Jenkins, GitLab, Upsource, SonarQube
Message Routing & Orchestration: Apache Camunda
Frontend: SASS, CSS-3, HTML-5, React (Hooks, ES-3, Jest), JSF (PrimeFaces, Omnifaces)
Infrastructure: Terraform, K8s, Helm, POSIX, DataDog, Matomo, Sentry.io, AWS (RDS, MSK, EC2, EFS, S3)
Excellent programming aptitude, ability for logical and abstract thinking
Team player with a focus on delivering exceptional results in a fast — paced company
Upper-Intermediate level of English

WE OFFER

Work in a creative friendly environment using cutting-edge technologies.
Work-life balance and flexible schedule.
Competitive compensation with focus on your expectations; annual salary review.
24-day paid vacation and 100% paid sick leave.
Financial support and legal support for individual entrepreneurs from our side.
Professional, language and soft skills trainings.
Health insurance coverage: individual and family, Fitness plan.

Key Skills

Ranked by relevance

c ai pan ui ha apache tdd lan docker git sql spi spring boot postgresql prototypes terraform selenium jenkins datadog gitlab scala react kafka maven cloud excel junit java sass css aws lua npm esp sas nat s3

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