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I am a results-driven Senior Frontend Engineer with over 10 years of experience building modern, responsive, and scalable web applications. I specialize in TypeScript, React, Node.js, and UI frameworks such as Next.js and NestJS. I have a proven track record of delivering high-quality code in agile, fast-paced environments, both independently and within cross-functional teams. I am passionate about clean architecture, performance optimization, and delivering seamless user experiences. I also enjoy mentoring junior developers and contributing to architectural decisions, striving to create maintainable and robust software solutions.…I am a results-driven Senior Frontend Engineer with over 10 years of experience building modern, responsive, and scalable web applications. I specialize in TypeScript, React, Node.js, and UI frameworks such as Next.js and NestJS. I have a proven track record of delivering high-quality code in agile, fast-paced environments, both independently and within cross-functional teams. I am passionate about clean architecture, performance optimization, and delivering seamless user experiences. I also enjoy mentoring junior developers and contributing to architectural decisions, striving to create maintainable and robust software solutions.

Ognjen Jukanović

Developer, Programmer, Full Stack Developer, +1

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I am a results-driven Senior Frontend Engineer with over 10 years of experience building modern, responsive, and scalable web applications. I specialize in TypeScript, React, Node.js, and UI frameworks such as Next.js and NestJS. I have a proven track record of delivering high-quality code in agile, fast-paced environments, both independently and within cross-functional teams. I am passionate about clean architecture, performance optimization, and delivering seamless user experiences. I also enjoy mentoring junior developers and contributing to architectural decisions, striving to create maintainable and robust software solutions.…I am a results-driven Senior Frontend Engineer with over 10 years of experience building modern, responsive, and scalable web applications. I specialize in TypeScript, React, Node.js, and UI frameworks such as Next.js and NestJS. I have a proven track record of delivering high-quality code in agile, fast-paced environments, both independently and within cross-functional teams. I am passionate about clean architecture, performance optimization, and delivering seamless user experiences. I also enjoy mentoring junior developers and contributing to architectural decisions, striving to create maintainable and robust software solutions.

Available to hire

I am a results-driven Senior Frontend Engineer with over 10 years of experience building modern, responsive, and scalable web applications. I specialize in TypeScript, React, Node.js, and UI frameworks such as Next.js and NestJS. I have a proven track record of delivering high-quality code in agile, fast-paced environments, both independently and within cross-functional teams.

I am passionate about clean architecture, performance optimization, and delivering seamless user experiences. I also enjoy mentoring junior developers and contributing to architectural decisions, striving to create maintainable and robust software solutions.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Language

Croatian

Fluent

English

Advanced

German

Intermediate

Work Experience

Senior Software Engineer at ConReal Swiss AG

May 1, 2021 - Present

Architected and led the development of a scalable web platform serving over 10,000 active users with a strong focus on performance and maintainability. Reduced redundant API calls by optimizing client-server interactions, cutting server load by 40% and lowering infrastructure costs by 25%. Introduced robust testing practices with Jest, increasing test coverage from 45% to 90%, significantly improving code quality and deployment confidence. Developed and maintained a library of 50+ reusable UI components, accelerating feature delivery by at least 40% across teams.

Senior Software Engineer at BLMedia

April 30, 2021 - September 3, 2025

Designed and implemented frontend and backend architecture and UI from the ground up, enabling rapid deployment of production-ready web applications. Led client-facing feature development by gathering requirements directly from stakeholders and translating them into scalable, maintainable solutions. Built and maintained modular React and Next.js components with robust state management using Redux and MobX-state-tree, reducing complexity across codebases. Optimized both backend and frontend performance, achieving a 30% reduction in page load time and improving overall user experience.

Software Developer at InfoMedia

June 30, 2017 - September 3, 2025

Built a complex, modular, and fully responsive user interface from scratch, ensuring seamless experiences across desktop and mobile platforms. Collaborated with UX/UI designers to transform wireframes into pixel-perfect, accessible interfaces, increasing usability and consistency across the product. Structured content and component architecture for scalability, resulting in a 20% improvement in functional usability based on user feedback and UX metrics. Integrated authentication, role management, and secure API access, enhancing security and compliance with best practices.

Software Developer at Enmon

August 31, 2012 - September 3, 2025

Built scalable, secure, and highly usable custom CMS platforms tailored to client needs, reducing manual content management time by over 50%. Developed and integrated a robust e-commerce payment module including real-time validation and secure transaction flows, resulting in a 25% increase in checkout success rate. Engineered a dynamic multi-step form system with advanced field validation and conditional logic, improving form completion rates by 30%.

Technical Software Support at Simel

June 30, 2009 - September 3, 2025

Designed and developed responsive, performance-optimized websites ensuring seamless functionality across all major browsers and devices. Created engaging, conversion-focused e-commerce landing pages with modern UI/UX principles.