Frontend Developer Team Lead
Ruby Labs
Szczecin, PL
2 d. temu
source : Just Join IT

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Ruby Labs is a leading tech company that operates subscription-based consumer products in the self-help and wellness market.

Our common vision is to create a tech company that builds a world-class self-help and wellness platform, to empower people to make self-care a way of life.

A platform that is easily accessible for everyone and enjoyed for years. Since our launch, we've brought two successful products to the global market : Able and Hint, and are on track to launch a third in 2022.

The Opportunity

Ruby Labs is hiring an experienced Front End Engineer, Team Lead to join our fast-paced and high-growth team. As the Front End Engineer and Team Leader, you will be responsible for leading architecture and development for our web applications.

This role is a mix of 70% hands-on coding and development and 30% leadership, architecture, and mentoring. You will be part of a strong team in a fast-paced, start-up-like environment where agile development is embraced and innovation is encouraged.

The ideal candidate will have a strong technical background, attention to detail, ability to work independently, and strong experience leading a team.


  • Architect efficient and reusable front-end systems that drive complex web applications
  • Provide well-reasoned ways of enhancing existing technical solutions to support business requirements
  • Lead a team of front-end engineers, provide technical guidance and mentorship
  • Establish architectural principles, select design patterns, code reviews
  • Architect, design, develop and deploy new features, working with the back-end team
  • Measure and improve the reliability of architecture
  • Contribute best-in-class programming skills to develop highly innovative, consumer-facing web applications
  • Write clean, maintainable codebase
  • Work with other team members to investigate design approaches, prototype new technology, and evaluate technical feasibility
  • Work in an agile / scrum environment to deliver high-quality software against aggressive schedules
  • Help define and implement standards and promote best practices for the web development team
  • About you

  • 3+ years of experience with React
  • 6+ years of JavaScript experience, including concepts like asynchronous programming, closures, types, and ES6
  • 6+ years of HTML / CSS experience, including concepts like layout, specificity, cross-browser compatibility, and accessibility
  • 5+ years of leading a team of the front-end engineers
  • Take responsibility for the quality of your code, testing and debugging to keep it optimized
  • Expert working knowledge of data structures, algorithms, and object-oriented design
  • Expert working knowledge of design patterns
  • Working knowledge of REST service patterns and other client / server interaction models
  • Excellent analytical skills
  • Highly organised
  • Benefits

  • Top of the market salary and equity
  • High talent density
  • Unlimited PTO
  • Flexible working hours
  • Apple equipment
  • Opportunity to work with products that focus on making self-care a way of life
  • And much more!
  • The Team

    You will be joining a strong team of >

    100 people passionate about building the best-in-class product. RL has incredible team members, users, and ambitions... which is where you come in.

    We are a remote-first company, and our team is distributed across the UK and Europe. This was a deliberate choice to prioritise work-life balance and ensure we can accommodate the best people whilst fostering diversity.

    Our Values

    Ruby Labs is founded on values we all share and are ready to stand for. They bring us together well beyond our current products and technologies.

    Driven by data

    We believe in knowledge and continuously champion learning and experimentation. As we are relentlessly driven by data, we place value on rationality and real insights, not unproven beliefs.


    We praise smart innovation. We’re inquisitive, exact and always challenge our beliefs. Like a researcher, we take established knowledge and add something new.

    We create something better than the original, not just different.

    Dream big

    In an industry where only the best products succeed, prioritizing our work is a must. We don’t waste time on low-key projects.

    We only go after the most disruptive, effective and exceptional ideas.


    To get the best results, you need to see the full picture. That’s why our team has access to all information and is involved in key decisions.

    We also give each other honest feedback, so we can learn and improve.


    Self-help & wellness is a competitive industry with demanding users. Excellence is a necessity. At Ruby Labs, this means solving problems by breaking the rules, learning quickly and delivering superior execution.


    We’re open to experiments and ready to take measured risks to get great results. We also value diversity and know the power of collective intelligence.

    If you have a better solution, we want to hear it.


    Regular employment in UK or Malta or Contractor agreement for the team members distributed across Europe (non-UK / Malta).

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