26.05.2026 aktualisiert
Premiumkunde
teilweise verfügbarFull Stack Java Software Engineer
Frankfurt, Deutschland
Frankfurt +50 km
Bachelor’s degree in Computer Science/Software Engineering, Czech Technical University in PragueSkills
JavaJavaScriptJava ArchitecturesJava DevSpring FrameworkSoftware ArchitectureSpring DataFull Stack EntwicklungFront End
Senior Java Software engineer with 7+ years background in various projects, with a proven track record of designing and implementing high-performance applications. Strong experienced to work with front-end and back-end as well, can be flexible on the project.
A holistic approach to software engineering, combining strong analytical skills with a creative mindset. Skilled in utilizing Java frameworks and libraries, with a deep understanding of software architecture and best practices.
Collaborated with cross-functional teams to deliver software solutions within tight deadlines. Skilled at effective communication and willingness to assist team members, fostering a positive working environment.
Core Skills
Front-end:
◉ JavaScript (ES6+), TypeScript, HTML, CSS, Sass/SCSS/Less
◉ React, Angular (JS or 2+ with RxJs), Vue.js
◉ React state management: Redux/RTK, MobX, XState, React Query
◉ React form management: Formik, react-hook-forms, yup
◉ Other: React Material UI, axios, react-i18n, StyledComponents, Emotion, Jest, craco, nginx, webpack, gulp, tsup, Vite
Back-end:
◉ Java (8-21), Kotlin
◉ Spring Framework (Core, MVC, Security, Cloud, Boot)
◉ JPA, JDBC, MyBatis, Hibernate, Spring Data
◉ Database migration: Liquibase, Flyway
◉ Common: Lombok, MapStruct, Swagger/OpenAPI, Jackson
◉ Testing: JUnit, Mockito, Spring Test
Android Development:
◉ Android SDK 27
◉ Dagger 2 Framework, Espresso for tests
◉ Retrofit, Gson, Picasso
General:
◉ REST API, SOAP, Microservices, Microfrontends
◉ CI/CD: Git, Jenkins, TeamCity, Docker, OpenShift, Kubernetes, Nexus Security concepts knowledge, JWT, OAuth2, OpenIDConnect
◉ SOLID, clean code
Erfahrung
Berufserfahrung5 - 10 Jahre
Freelancer seit2025
Sprachen
DeutschverhandlungssicherEnglischverhandlungssicherTschechischverhandlungssicher
Projekthistorie
A middle layer of the mobility financing platform (finance platform for applying credit and leasing applications).
◉ development and integration of micro-services
◉ provide APIs for the front-end layer
◉ business logic implementation
◉ integration with APIs from the lower levels of the platform
Stack
◉ Java, Spring with micro-services
◉ Spring Boot, Spring Cloud, Spring Data
◉ Apache Camel, OpenAPI code gen.
◉ JUnit, Test Containers, Spring Test for testing
◉ Maven, Docker, k8s, Jenkins, ArgoCD, Helm Charts, git, Swagger/OpenAPI, Jira, Confluence
◉ development and integration of micro-services
◉ provide APIs for the front-end layer
◉ business logic implementation
◉ integration with APIs from the lower levels of the platform
Stack
◉ Java, Spring with micro-services
◉ Spring Boot, Spring Cloud, Spring Data
◉ Apache Camel, OpenAPI code gen.
◉ JUnit, Test Containers, Spring Test for testing
◉ Maven, Docker, k8s, Jenkins, ArgoCD, Helm Charts, git, Swagger/OpenAPI, Jira, Confluence
Online Sales Journey car credit portal - Credit platform is an online funnel enabling potential customers to apply for pre-approval for various financing products, related to cars. It provides a widget for car dealers, allowing the customer to select the desired rate and duration out of available conditions.
◉ project-level architecture analysis and development
◉ creation and integration of micro-frontends
◉ creation and maintenance of a corporate UI library
◉ update and maintain build tools for the CI pipeline
Stack
◉ TypeScript + React with micro-frontends
◉ XState, RTK, TanStack Query, react-hook-form, yup, MUI
◉ jest + react-testing-library for test automation
◉ CRACO (webpack) / Vite -> rebuild as build tools
◉ k8s, Docker, Jenkins, ArgoCD, Helm Charts, git, Swagger/OpenAPI, Jira, Confluence
◉ project-level architecture analysis and development
◉ creation and integration of micro-frontends
◉ creation and maintenance of a corporate UI library
◉ update and maintain build tools for the CI pipeline
Stack
◉ TypeScript + React with micro-frontends
◉ XState, RTK, TanStack Query, react-hook-form, yup, MUI
◉ jest + react-testing-library for test automation
◉ CRACO (webpack) / Vite -> rebuild as build tools
◉ k8s, Docker, Jenkins, ArgoCD, Helm Charts, git, Swagger/OpenAPI, Jira, Confluence
Finance, enterprise banking product
◉ Gathering requirements and system design
◉ Implementing a new journey flow for a different type of customers
◉ Rewriting legacy Vue.js web widget to React
◉ Analyzing and designing a completely new journey front-end application
◉ Creating and maintaining internal UI components library
◉ Testing
◉ Bug fixing
◉ Gathering requirements and system design
◉ Implementing a new journey flow for a different type of customers
◉ Rewriting legacy Vue.js web widget to React
◉ Analyzing and designing a completely new journey front-end application
◉ Creating and maintaining internal UI components library
◉ Testing
◉ Bug fixing