• Serve as the expert in Optimizely for the project, leading the technical design and development of the portal. • Collaborate with the Architect & Dev Lead to design a robust, scalable architecture that leverages Optimizely’s capabilities to meet business needs. • Guide the development team in best practices for Optimizely implementation, ensuring high-quality code and performance. • Work alongside the Senior Project Manager, Product Owner, and Scrum Master to ensure seamless integration of Optimizely solutions with other project components. • Optimize the performance of the portal, ensuring it meets the technical and business performance benchmarks. • Oversee testing and quality assurance, aligning with the project’s quality standards and requirements. • Communicate effectively with all project stakeholders, providing technical insights and progress updates. • Stay updated with the latest Optimizely features and industry trends, applying this knowledge to enhance project outcomes.

Why Ness We know that people are our greatest asset. Our staff's professionalism, innovation, teamwork, and dedication to excellence have helped us become one of the world's leading technology companies. It is these qualities that are vital to our continued success. As a Ness employee, you will be working on products and platforms for some of the most innovative software companies in the world. You'll gain knowledge working alongside other highly skilled professionals that will help accelerate your career progression. We are looking for an professional with technical and analytical skills to join our team. This role involves working on complex systems, collaborating with cross-functional teams, and contributing to innovative solutions in a fast-paced environment. Salary: from 2.200 EUR/month, depending on skills and experience + benefits. The final offer for the selected candidate will reflect the candidate´s comprehensive assessment, skills, and past work experience. Location: Slovakia only Requirements and responsibilities What you'll do - - Remote implementation of the platform & its solutions. - Configuration, and integration - Providing technical solutions, - Resolving implementation challenges, - Ensuring that all components of the technical architecture are properly integrated. - Conducting system testing for performance and reliability. - Managing technical escalations, and providing support throughout the project lifecycle What you'll bring - - Hands-on experience with SQL, Linux/Unix, and programming or scripting. - Familiarity with DevOps practices and tools. - Some knowledge of cloud platforms (AWS, GCP, Azure), container technologies, and industry best practices. - Ability to analyze complex issues and propose effective solutions. - Experience in writing detailed specifications and collaborating effectively with teams. - Personal Attributes: - Self-starter with a proactive, team-oriented approach. - Ability to work independently and creatively. - Thrive in a fast-paced environment and learn quickly. - Nice-to-Have: - Experience in support function - Experience with XSLT, XML configurations. - Familiarity with Tomcat, WebSphere. - Language: Advanced English (spoken and written). Not checking every single requirement? If this role sounds good to you, even if you don't meet every single bullet point in the job description, we encourage you to apply anyway. For most of the candidates that applied, we found a role that was a very good fit with their skills. Let's meet and you may just be the right candidate for one of our roles. At Ness Digital Engineering we are willing to build a work culture that is based on diversification, inclusion, and authenticity.

• Develop and maintain a React Native mobile application as part of a cross-functional product team • Take ownership of feature delivery - from implementation through testing to release • Write clean, maintainable, and well-structured code using TypeScript • Integrate and work with REST and GraphQL APIs, including proper handling of async data, loading states, and errors • Participate in code reviews and contribute to maintaining a high-quality, consistent codebase • Collaborate closely with Product Owners and Designers to clarify requirements and make sound technical decisions • Investigate and resolve issues across development and production environments • Gradually take ownership of specific technical areas and contribute to architectural improvements • Actively participate in agile processes (planning, refinement, reviews, retrospectives) and document technical decisions

React Developer We are looking for a skilled React.js Developer to build and maintain high-quality, responsive web applications. The ideal candidate should have strong experience with React.js, front-end technologies, and be able to collaborate with designers, backend developers, and product teams to deliver seamless user experiences. Need someone who has experience mainly in design tokens Key Responsibilities: Develop and maintain React.js web applications. Build reusable, scalable, and efficient front-end components. Collaborate with UX/UI designers, backend developers, and other stakeholders. Optimize applications for maximum performance and scalability. Write clean, maintainable, and well-documented code. Participate in code reviews and contribute to best practices. Troubleshoot and debug issues to ensure smooth app functionality. Stay updated with the latest front-end development trends and technologies. Required Skills & Qualifications: Bachelor’s degree in Computer Science, Engineering, or related field. Strong experience with [AB1] [AB2] React 18/19 - Hooks, Context API, Component composition TypeScript 5.x - Advanced types, generics, utility types JSX/TSX - Component patterns and best practices React Hooks - useState, useEffect, useRef, custom hooks Component Design - Props design, composition, render props Vitest - Unit testing, test configuration React Testing Library - Component testing, user events Jest DOM - Custom matchers, assertions Test Coverage - Coverage reports, quality metrics TDD/BDD - Test-driven development practices Storybook 8 - Component documentation, stories, addons TypeScript Declarations - .d.ts generation, type exports Markdown - Technical documentation, README files API Documentation - Props documentation, usage examples Experience with version control systems (Git) and modern build tools (Webpack, Babel). Understanding of responsive design and cross-browser compatibility.