Sr Frontend Engineer

Job description

About Us:

Function was founded with a singular focus: empower you to live 100 healthy years.

We’re doing that by using the best available technology to make sure people don't suffer or die a preventable death.

Function has been recognized as one of Fast Company’s Most Innovative Companies of 2024, and is venture-backed by Andreessen Horowitz (a16z).

Hundreds of thousands of members have joined Function to take control of their health.

We are growing our team and seeking out world‑class talent that deeply believes in our mission to positively impact global health, has a relentless bias toward action and a growth mindset.

Function fosters a collaborative and dynamic environment, where every day we are building the future.

Role:

In this role, you’ll leverage your expertise in TypeScript, React, Redux, and Sagas to build and maintain our frontend codebase, ensuring it remains clean, scalable, and maintainable as we grow.

You’ll collaborate closely with our product managers, designers, and backend engineers to bring Figma designs to life, optimizing for performance and security at every step.

We’re looking for someone who’s not only proficient in our frontend stack but also understands the broader technical architecture and the business impact of their work.

If you thrive in a fast‑paced startup environment, are detail‑oriented, and can adapt to shifting priorities while maintaining high‑quality standards, this role is for you.

Key Responsibilities:

• Develop and Maintain Frontend Codebase: Write clean, performant, and scalable code using TypeScript, React, Redux, and Sagas, ensuring maintainability and future scalability of the codebase.
  
  
• Architectural Integration: Understand and contribute to the overall technical architecture, ensuring seamless integration between front‑end components and backend services (APIs, databases, etc.).
  
  
• UI Precision: Translate Figma designs into precise code, accounting for various UI states (hover, active, loading), cross‑browser compatibility, and different modes (dark/light, mobile/desktop).
  
  
• Performance Optimization: Implement performance optimization techniques to maintain a fast and responsive user interface, even as the codebase grows.
  
  
• Cross‑Functional Collaboration: Work closely with product managers, designers, and backend engineers, contributing to discussions and proactively addressing potential issues.
  
  

Qualifications/Skills:

• Expertise: 5+ years in Frontend development
• Technical Proficiency: Strong proficiency in frontend technologies, particularly TypeScript, React, Redux, and Sagas.
  
  Familiarity with other modern frameworks/libraries is a plus.
  
  
• Code Quality: Demonstrated ability to write clean, scalable, and maintainable code, with a focus on future scalability and performance.
  
  
• Architectural Understanding: In‑depth understanding of how frontend components integrate with backend services and the overall technical architecture.
  
  
• Security Awareness: Strong understanding of security best practices, particularly in handling sensitive data and securing frontend applications.
  
  
• Performance Optimization: Experience with performance optimization techniques to keep the frontend fast and responsive as the codebase scales.
  
  
• UI/UX Precision: High attention to detail in matching code output to design specs, considering all UI states and cross‑browser/device compatibility.
  
  
• Business Acumen: Ability to grasp and align with the company’s business logic and strategic goals, contributing to UX and product discussions.
  
  
• Communication and Independence: Excellent communication skills, with the ability to work proactively, independently, and asynchronously in a fully remote environment.
  
  
• Adaptability: Comfortable with context switching and adjusting to changes in priority, particularly in a fast‑paced startup environment.
  
  

To be a strong fit you also need:

• Bias Toward Action: Demonstrated ability to take initiative, make decisions under uncertainty, and move projects forward even in the face of ambiguity.
  
  We value individuals who are self‑stanners and ready to act on opportunities and challenges alike.
  
  
• Entrepreneurial Spirit: Strong adaptability to changing business needs with a knack for building and optimizing processes.
  
  Your entrepreneurial mindset will be crucial in navigating the dynamic landscape of our industry, ensuring our platform remains competitive and responsive to user needs.
  
  
• Communication: Excellent communication skills, capable of explaining complex technical concepts to non‑technical stakeholders.
  
  Effective communication is vital for cross‑functional collaboration and ensuring alignment across our organization.
  
  
• Remote Work Adaptability: Comfort with remote work environments, demonstrating the ability to stay productive and connected with the team irrespective of physical location.
  
  
• Continuous Improvement: A willingness to question assumptions and a commitment to continuous improvement.
  
  Your openness to feedback and dedication to personal and professional growth will contribute significantly to our collective success.
  
  

Nice‑to‑Have Skills and Experiences:

While the core competencies are essential, the following qualifications will distinguish exceptional candidates:

• Start‑Up Experience: We highly value individuals with start‑up experience, especially former founders or early engineering hires.
  
  This experience indicates a versatile skill set and an ability to thrive in fast‑paced, evolving environments.
  
  
• Familiarity with Health Technologies: Knowledge of or experience with popular health technologies, such as Oura, Whoop, Apple Watch, and CGMs (Continuous Glucose Monitors).
  
  An interest in or experience with health and wellness technologies suggests a passion for leveraging technology to improve personal and community health outcomes.
  
  

Why You’ll Love Working With Us:

• Empowerment in Your Role: Revel in the autonomy to handpick projects that resonate with your passion and expertise.
  
  Thrive in a supportive atmosphere where your independence is cherished, free from the constraints of micromanagement.
  
  
• Collaborative and Innovative Culture: Become part of a vibrant community that not only values but thrives on collaboration and innovation.
  
  Here, swift execution and the celebration of fresh ideas are the bedrock of our success.
  
  

We value our team at Function and offer a competitive salary and benefits package, flexible working hours, and a dynamic work environment where creativity and innovation are encouraged.

If you are a highly motivated and experienced individual who is passionate about using technology to improve people’s lives, we would love to hear from you.

Join the Function Health team and become a part of our mission to revolutionize healthcare.

Work with us to make a difference in the lives of thousands, ensuring a healthier future for all.

Discover more about us and how we’re changing the face of healthcare at Function Health.

Important Notice: Legitimate communication from the Function Health team will always come from an email address ending in @functionhealth.com.

Function Health will never request personal information such as banking details or payment during the hiring process.

Please be cautious of communications or job offers that come from other email domains, instant messaging platforms, or unsolicited calls.

If you ever have doubts about the legitimacy of a communication, please reach out to us directly at

Required Skill Profession

Arquitectura Y Diseño De Software