Full Stack Developer – Karolium (PaaS and SaaS)

About the Role

We are looking for a Full Stack Developer to design, develop, and maintain mission-critical applications for Karolium, ITOrizon’s next-generation PaaS & SaaS platform. In this role, you will be responsible for building scalable solutions, enhancing existing applications, and providing production support for internal systems. This position requires strong technical depth, problem-solving ability, and leadership potential.

• Design, develop, and re-engineer complex application components across multiple platforms.
• Develop and support internal ITOrizon applications used globally, ensuring agility and scalability.
• Own the maintenance and continuous improvement of critical business applications.
• Translate business requirements into technical solutions through user stories and design specifications.
• Perform unit and integration testing, troubleshoot issues, and provide production support.
• Collaborate with cross-functional teams to deliver high-quality, reliable, and secure applications.
• Drive innovation by continuously improving application architecture, performance, and usability.

• Bachelor’s degree in computer science, Engineering, or related technical field.
• Equivalent practical experience will also be considered.
• 5+ years of hands-on experience in application development using Java Spring Framework (Spring Boot, Spring Core, Hibernate).
• Strong proficiency in Core Java, J2EE, RESTful & SOAP Web Services.
• Frontend expertise with JavaScript, AngularJS/ReactJS, HTML5, CSS3, JQuery.
• Solid understanding of SQL, PL/SQL, JDBC, JSON, XML, NoSQL databases.
• Experience in OOAD, Design Patterns, Data Structures, and Algorithms.
• Familiarity with Node.js and Golang is a plus.
• Strong debugging, analytical, and problem-solving skills.
• Knowledge of DevOps practices, Docker, Microservices, and Kubernetes.

• Ability to mentor junior developers and build high-performing teams.
• Strong interpersonal skills with the ability to collaborate effectively across teams.
• Proactive, decision-oriented, with the ability to take ownership and delegate when required.
• Positive, “can-do” mindset with willingness to go the extra mile.
• Recognizes and values team contributions, fostering a collaborative culture.

Key Technologies

Spring Boot | Spring Core | Hibernate | SQL | PL/SQL | JDBC | REST | Node.js | AngularJS | ReactJS | Java | JavaScript | HTML5 | CSS3 | NoSQL | Golang

Email your Resume to engage@itorizon.com

5–10 years

Programming & Design

Senior Developer