Frontend Developer



Software Engineering
Barcelona, Spain
Posted on Wednesday, May 26, 2021
Who we are
Aizon is an AI software provider that transforms manufacturing operations using advanced analytics, artificial intelligence, and other smart factory technologies. Our mission is to improve global health in order to change patients’ lives. We aim to do that by optimizing the way medicines are manufactured so that pharma and biotech companies can provide patients worldwide with the right medicine at the right time and at the right price. We are based in thriving San Francisco and sunny Barcelona, with customers and partners spanning the globe.
We are looking for new team members who share our values: trust, customer-centricity, innovation, integrity, collaboration, and passion.
We are embarking on an important journey, working to contribute to something impactful and new in the Life Sciences industry!
The Position
- Being responsible for ensuring the alignment of web design and user experience requirements
- Optimizing web pages for maximum efficiency
- Maintaining or developing web applications for multi-instance SaaS and PaaS implementations
- Maintaining brand consistency across all web pages
- Reporting to the Frontend Developer Team Lead


  • Developing high quality, testable and performant software
  • Design (architecture) + implement (coding) the best solutions for each given problem
  • Working hand in hand with the product and UX/UI designers
  • Working with new technologies and keeping updated in a changing environment with new challenges
  • Building reusable components and Frontend libraries
  • Write clean, performant and maintainable code, paying attention to quality and readability
  • Follow and improve Frontend best practices for writing and deploying code
  • Take care of cross-browser, cross-platform and performance issues
  • Translating designs and wireframes into high-quality code

Knowledge and Experience

  • Must-have
  • Bachelor or Master’s degree in Computer Science or equivalent knowledge and experience
  • Experience and strong core skills with JavaScript (ES6) and React JS
  • Good understanding of Redux, Bootstrap, HTML, CSS
  • Understand the importance of testing your code and how it reduces the risk in making changes and refactoring
  • Solid understanding of git
  • Experience with common Frontend development tools such as Babel, Webpack, NPM, etc
  • Nice-have
  • Knowledge and experience with Serverless Architecture and Amazon Web Services
  • Familiarity with RESTful API
  • Experience with Node JS, jQuery and Express JS
  • Good understanding of Styled Components and Sass
  • Experience with Storybook
  • Experience with Highcharts library


  • Proficient in spoken and written English
  • Capable of working with a dynamic product that is ever-changing and evolving rapidly
  • Strong analytical and creative problem-solving skills
  • Ability to take smart risks and champion new ideas
  • Team player, collaborative, innovative, get things done mind
  • Ability to understand business requirements and translate them into technical requirements
  • Show initiative in setting and meeting goals within an environment of managed change
  • Ability to work under pressure, responsible for multiple important tasks in parallel
  • Commitment to quality
  • Passion for your work and striving to do things “the right way” (ESLint, scalability, maintainability)

What we can offer

  • Full time and permanent contract and immediate start
  • Competitive salary in the sector
  • An open and collaborative work environment with a young and dynamic team and international culture
  • An opportunity for personal and professional growth, supported by high functioning, stellar investors and the exciting challenges that come with joining a company at the start of its growth trajectory
  • A culture where your opinion is highly valued and appreciated
  • Flexible schedule, intensive Fridays
  • Flexible remuneration transport and restaurant
  • Language training courses
  • Private medical and dental insurance
  • Stock options
  • Internal training and certifications plan
  • Career plan and scheduled salary reviews
  • Team Building Activities
  • The possibility to join a young American company with great expectations and huge potential to grow
We are committed to providing an inclusive environment where all employees feel mutual respect and are contributing to the good of society. We are a group of creators with diverse backgrounds (over 23 different citizenships in our company) and are proud to be an equal opportunity workplace. All employment is decided based on qualifications, merit, and business needs. If you need assistance or accommodation due to a disability, you may contact us at