• Design and build core components of Kerno's validation engine, code indexation, test generation and execution. • Work building AI agents that are in charge of test generation and code analysis. • Build and improve the platform layer local and/or remote environment orchestration. • Own features end-to-end: scoping, design, implementation, testing, and rollout. • Collaborate closely with the founding team on technical direction and architecture. • Help extend language and framework support as we grow beyond our current stack. • Contribute to the reliability and performance of a system that developers depend on for fast feedback.

• Further development and optimization of form and survey solutions, including relevant integrations such as consent integration with the customer database, InkaMail, Emarsys, Address Validator, and the evaluation of new features such as date pre-filling • Development of modular, reusable components based on Figma designs • Clean integration of developed components into the existing frontend application • Use of modern technologies such as React and Next.js on the frontend, Sanity as a headless CMS, and .NET in the form backend • Ensuring high code quality, performance, and usability

• Feature development • Integration of AI services and models (Python / APIs / microservices) • Database design • Systems design • Quality assurance • Project-based development, working on one project for a defined timeframe

Role Description At Uni Systems, we are working towards turning digital visions into reality. We are continuously growing and we are looking for a Java Backend Developer to join our UniQue team. What will you be doing in this role? - Design and define information system architectures - Review and assess existing system architectures - Develop architectural components and reusable building blocks - Analyze and support integration between different information systems - Coordinate implementation of technical architecture across teams - Produce and maintain software architecture documentation - Participate in technical working groups, progress meetings, and user discussions - Design application data models - Design application workflow models - Design and document APIs using frameworks like REST and Swagger - Develop backend components using technologies such as Java Spring and JPA - Implement integration with corporate IAM services for authentication and authorization - Manage and support delivery through CI/CD pipelines Qualifications - Master's degree and 13 years of IT professional experience - 6 years of experience in information systems development - 6 years of experience in Java web development, including at least 3 years with Spring (Spring Boot, Spring Data, Spring Security), Hibernate, JPA, and REST APIs - 3 years of experience in frontend development using Angular or Kendo UI - 2 years of experience working with Agile practices such as TDD, refactoring, and user story modelling - Strong understanding of Enterprise Architecture and system design principles - Experience designing and implementing data pipelines and handling real-time streams with Kafka - Hands-on experience with CI/CD tools in the Atlassian stack (Bitbucket, Jira, Confluence, Bamboo) - Proficiency with Maven for build automation and dependency management - Experience using Docker for containerization - Solid testing practices with JUnit - Daily use of Git and modern IDEs like VS Code or JetBrains tools - Strong knowledge of relational databases, especially Oracle DB, and advanced SQL - Familiarity with modelling standards such as UML - Understanding of secure authentication protocols like OAuth - Knowledge of Clean Architecture and Domain-Driven Design (DDD) - Exposure to distributed data processing frameworks (Spark, Hive) is considered an advantage - Awareness of SCRUM methodology is considered an advantage - Proficiency in English language at B2 level Benefits - Equal employment opportunities - Banning any form of discrimination on grounds of gender, religion, race, color, nationality, disability, social class, political beliefs, age, marital status, sexual orientation or any other characteristics