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Senior Frontend Web Engineer

Flo health


Posted over 30 days ago...

Join our mission to enhance global health access as a Frontend Engineer at a leading health app company


icon Salary

No salary declared 😔

icon Location

Vilnius, Vilnius, Lithuania,

icon Expires

Expires at anytime

At the forefront of digital health, our company is a powerhouse of talented individuals from diverse fields, all collaborating to revolutionize the way users engage with health information. By integrating AI and machine learning, we deliver precise cycle tracking and trustworthy health insights, reaching millions globally. As we grow, we're in search of a seasoned Frontend Engineer ready to shape the future of our web presence and contribute to a healthier world.

  • Drive the development of our user-centric website, integrating it seamlessly into our broader web ecosystem.
  • Modernize our technical stack with cutting-edge technologies like Typescript, Next.js, React.js, and Contentful.
  • Create and maintain a user interface that aligns with our design system and is built for scalability and maintainability.
  • Plan and implement tech migrations while ensuring a smooth user experience and uninterrupted business operations.
  • Collaborate with a vibrant team to enhance our frontend development processes and contribute innovative ideas.
  • 7+ years of HTML/CSS and JavaScript expertise, with a strong portfolio in web app development.
  • Advanced skills in React and Next.js or equivalent frameworks.
  • Understanding of technical SEO and web performance optimization.
  • Proficiency in adaptive design and mobile-first approaches.
  • Experience with headless CMS platforms and a willingness to learn PHP during the transition phase.
  • An agile, ambitious mindset with a collaborative spirit.
  • Additional assets include UX design knowledge, continuous delivery tooling familiarity, and experience with BI and analytical systems integration.

We're a world-class team of product builders, engineers, data scientists, growth hackers, user researchers, designers, and medical experts — all building an app that generates long-term value to our millions of users worldwide. Our engineers aren’t just building a better product; they’re making the world a better place by improving access to important health information. We leverage machine learning and AI to provide accurate cycle predictions and relevant, personalized, and medically credible health tips.

We’re looking for an experienced Frontend Engineer to join us and drive the technological part of the Flo website. Website is closely related to the other Flo ecosystem Web products and is an essential part of the web funnel.

Our website technical stack is JS, PHP/Symphony and Sulu CMS. We’re striving to modernise it and align with the wider company Web ecosystem using Typescript, Next.js, React.js, Contentful and many more. This is an excellent and rare opportunity for an experienced candidate to drive a new project from scratch and have a chance to apply the latest technologies and modern engineering practices. 

What you'll be doing

You'll be responsible for:

  • Design new user facing features, or maintain created features
  • Develop, improve and maintain UI Kit based on Flo’s Design system
  • Design new functionality following the highest quality practices and ensuring your code is easily maintainable
  • Write reusable code and libraries (with matching documentation) to a standard which makes it quick and easy to maintain the code in the future
  • Plan and execute a migration between technologies in parallel with ensuring business continuity and a good user experience 
  • Refactor the current codebase to improve its maintainability
  • Continuously develop your skills and use your knowledge to hand it over to the product through day-to-day decisions
  • Establish and actively participate in the company’s frontend developers group, bring fresh ideas on improving the code, architecture and software development process.

Your Experience

Must have:

  • Expert-level knowledge of HTML/CSS and JavaScript with at least 7 years of experience developing, shipping, and maintaining web applications.
  • Strong experience with React and Next.js or similar technologies.
  • Knowing the best technical SEO practices and website performance.
  • Skills in adaptive web design (Mobile First).
  • Experience working with CMS, ideally headless (Sulu, WordPress, Contentful, etc.)
  • An agile mindset, being ambitious, motivated and a good team player.

Nice to have:

  • Good knowledge and proven experience with PHP to help during the transition phase.
  • Knowledge of UX and Interaction design.
  • Experience with web continuous delivery tooling and practices (build, test and release automation).
  • Understanding of BI and analytical systems and ability to integrate with them. A/B testing.

Ranges may vary depending on your skills, competencies and experience.


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