Senior Frontend Developer

Posted 6 Hours Ago
32 Locations
In-Office or Remote
Senior level
Fitness • Healthtech
The Role
Develop frontend interfaces and A/B experiments for a health-focused AI product using Vue 3, TypeScript, and Vite. Improve design systems and AI-assisted development workflows, own features from concept through production, collaborate across engineering, design, product, and analytics, and optimize performance, reliability, and development velocity using user data and experimentation results.
Summary Generated by Built In

Simple is a successful mobile product that has a user base of over 15 million people and has over 100% year-over-year revenue growth. It helps people improve their nutritional habits through personalized programs, meal tracking, and health insights, which allows them to lead healthier and happier lives.

Now, we are taking the next big step and working on a new revolutionary AI product that helps each person improve their health in an engaging way.

We are looking for a strong Senior Frontend Developer to join our Growth team. We value ownership, proactivity, and a strong focus on business outcomes, with a particular emphasis on development speed and high-quality execution. Push the pace of innovation and build a future of a healthier world with us!

What You’ll Do:

  • Develop UI and A/B experiments using Vue 3, TypeScript, and Vite;

  • Improve our internal tooling: the design system and AI-assisted development workflows;

  • Drive strong collaboration with other engineers, designers, product managers, and analysts;

  • Take full ownership of features, from idea to production, then iterate based on real user data and A/B test results;

  • Ensure high development velocity while maintaining strong code quality and reliability;

  • Make an impact: our work directly affects key business metrics, and the results of your contributions will be visible and meaningful.

What We Look For:

  • A minimum of 5 years of commercial experience in web development;

  • Strong Vue 3 + TypeScript skills;

  • Advanced, daily use of AI tools in development (agents, Claude Code, Codex, etc.): you know how to plan, review, and verify AI-written code;

  • A clear understanding of client-side architecture and design patterns;

  • Good understanding of how browsers work and how to optimize for performance;

  • Experience with A/B testing, payments, or subscription flows is a big plus;

  • Excellent communication skills and a proactive approach to solving problems;

  • Passion for health, wellness, and making a positive impact on people’s lives;

  • Confident in written and spoken English.

Perks and Benefits:

  • Competitive salary package commensurate with experience, plus stock options

  • The equipment you need to do your job

  • A premium Palta Family subscriptions (Simple, Flo, Zing etc.)

  • 21 days annual leave, plus bank holidays

  • Office in Limassol (Hybrid Work Format) or Remote Option for Candidates Residing Outside of Cyprus

Skills Required

  • At least 5 years of commercial web development experience
  • Strong Vue 3 and TypeScript skills
  • Advanced daily use of AI development tools, including agents, Claude Code, or Codex
  • Understanding of client-side architecture and design patterns
  • Understanding of browser functionality and performance optimization
  • Excellent written and spoken English
  • Experience with A/B testing, payments, or subscription flows
  • Excellent communication skills and a proactive approach to problem solving
  • Passion for health, wellness, and positive user impact
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The Company
London, England
200 Employees
Year Founded: 2019

What We Do

The SIMPLE app offers judgment-free, gentle guidance toward balanced nutrition, a healthy relationship with food, and ultimately, improved health and well-being. Built with flexibility and convenience in mind, the app is a safe and supportive space to get actionable feedback, learn, and increase confidence. SIMPLE’s method is shaped by a global team of nutrition, behavior change, digital health, and medical experts. The journey is enhanced through Avo, a personal wellness assistant within the app that provides timely suggestions and real-time answers. With SIMPLE as a partner in their pocket, users feel cared for and empowered to embrace — and stick to — new healthy habits

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