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Senior React Developer


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ApPello Ltd. is the leading banking software provider in Central and Eastern Europe. Beside Hungary, we have opened offices in Bucharest and Prague and currently have customers in 7 countries, but in addition to our regional presence we are also looking to sell in more distant markets.

We provide banks, financial institutions and neo-banks with modern digital solutions to simplify lending and help them compete in a changing environment. All of our products are built on ApPello’s proprietary cloud-based digital platform, which uses the most advanced technical and business solutions available.

Job Description

We are seeking a highly skilled and experienced Senior React Developer to join our dynamic team in our Budapest office. In this role, you will lead the development of complex web applications, ensuring the delivery of high-quality code and innovative solutions. You will work closely with cross-functional teams to design, develop, and implement user interfaces that are both aesthetically pleasing and highly functional. As a Senior React Developer, you will also mentor junior developers, participate in code reviews, and contribute to the overall growth and improvement of our development practices.


  • Experience: A minimum of 4+ years of professional experience with React and TypeScript, with a proven track record of building scalable and performant web applications.
  • Technical Skills: Expertise in JavaScript, TypeScript, HTML, CSS, and related front-end technologies. Strong understanding of RESTful APIs, asynchronous programming, and state management libraries such as Redux.
  • Development Practices: Proficient in using modern development tools and practices, including version control (Git), continuous integration/continuous deployment (CI/CD) pipelines, and automated testing frameworks.
  • Collaboration: Strong communication and teamwork skills, with the ability to work effectively in an agile development environment. Experience with code reviews, pair programming, and mentoring junior developers.


  • Innovative Mindset: We are looking for someone who can blow us away with their creativity and technical prowess. The ideal candidate will have a portfolio of impressive projects that showcase their ability to solve complex problems and create exceptional user experiences.
  • Performance Optimization: Demonstrated experience in optimizing web applications for speed and efficiency, with a deep understanding of performance bottlenecks and best practices.
  • Tooling and Frameworks: Familiarity with modern front-end frameworks and tools beyond React, such as Next.js, Webpack,vite, Babel, and CSS-in-JS libraries.

What we offer

  • Enthusiastic, young, dynamic team
  • Pleasant work environment
  • Varied tasks
  • Independence and responsibility
  • Competitive salary
  • Opportunities to learn and to grow


  • IT Development
  • Database Expert
  • Business and Financial Analytics
  • IT Consultatnt, Analyst, Auditor
  • Programmer, Developere
  • Full time

Job location

Budapest, Hungary

How to apply

You can apply here or send us your CV with a photo and an expected net monthly income to!