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Nu Advisory Partners

Senior Software Engineer (Frontend), Science

Chan Zuckerberg Initiative

Chan Zuckerberg Initiative

Software Engineering
Redwood City, CA, USA · Remote
Posted on Tuesday, September 5, 2023

We’re on an ambitious mission to solve some of society’s toughest challenges — from eradicating disease to improving education and addressing the needs of our local communities. Join us to build a better future for everyone!

Learn more about our work modes, benefits, and interview process at www.chanzuckerberg.com/careers.

The Team

As the Senior Software Engineer of the Sci Tech org you would be working with a set of highly motivated and talented engineers to build cloud applications on latest technologies that scientists rely on every day in ways that enable them to draw more meaningful conclusions, or biological insights, more quickly. By making our tools, methods, and quality data sets accessible to a diverse set of scientists, clinicians, and patient communities, we contribute to the rate at which biomedical science can understand and advance human health.

This role will be focused on working with Product Managers, UX Design/researchers, application scientists and backend engineers to design, build and maintain user friendly frontend and specialized visualizations for the SciTech products built on modern frontend technologies and architectural design pattern.

Responsibilities will span multiple CZI products over time, with the initial work being on the Infectious Disease products. Science initiatives includes building software such as

  • CZ ID This web app focuses on pinpointing the most relevant pathogenic organisms and providing highly interactive visualizations that accelerate time to result and can be accessed by both experts and non-tech savvy users.
  • CZ CELLxGENE - a rich data platform with interfaces that enable any computational or biological expert to understand the molecular function of cells and tissues.
  • CryoET Data Portal - This is a web-based interface to a global repository of cryo-electron-tomography data for fostering imaging research

What You'll Do

  • Design, build, and maintain frontend applications and frontend infrastructure that improve performance and reliability through tooling, build systems, and shared components
  • Continually look for ways to improve the SciTech product’s frontend architecture, whether through direct changes or building tools, components, etc.
  • Promote engineering excellence through technical leadership, knowledge-sharing, and mentorship
  • Coach and mentor junior engineers in the team
  • Work on specialized visualization in order to provide meaningful insight into the scientific data
  • Evangelize best practices in frontend development in partnership with product engineering teams

What You'll Bring

  • 6+ years of experience working in software development with a focus on frontend coding
  • Strong computer science (data structure & algorithm) fundamentals, with past experience building high performance, user friendly Front end web application
  • Knowledge and depth in UX and Frontend architecture and design.
  • Having extensive and practical knowledge of HTML and CSS
  • Experience in one or more of the following:
    • D3 or data visualization
    • Developing UI toolkits
    • Server-Side Rendering
    • Frontend Performance
    • React-GraphQL / apollo client, Typescript
    • Test automation frameworks like selenium , playwright etc.
  • Analytical skills for evaluating information carefully and solving complex problems
  • A passion for learning new fields and technologies, with a particular interest in the sciences

The Redwood City, CA base pay range for this role is [INSERT GROUP 0 PAY RANGE]. New hires are typically hired into the lower portion of the range, enabling employee growth in the range over time. Actual placement in range is based on job-related skills and experience, as evaluated throughout the interview process. Pay ranges outside Redwood City are adjusted based on cost of labor in each respective geographical market. Your recruiter can share more about the specific pay range for your location during the hiring process.


Onsite work mode is site-based in our office at our HQ in Redwood City, CA.
Flex work mode is open to a hybrid approach, but not open to be fully remote.
Remote work mode is eligible for all three modes (Remote, Flex, or Onsite) available to you at CZI.

About Us

Priscilla Chan, a pediatrician and founder of The Primary School in East Palo Alto, and Mark Zuckerberg, founder and CEO of Meta, announced the creation of CZI shortly after welcoming their first child in 2015 — with the goal of helping build a more inclusive, just, and healthy future for everyone. Their idea was ambitious but grounded in the belief that by harnessing technology, we can tackle some of the greatest challenges of our time in new ways to help drive faster progress.

CZI is committed to creating a more inclusive and diverse workplace. We welcome interest from individuals of all backgrounds and levels of experience who share our mission. If you’re interested in this role but your previous experience doesn’t perfectly align with each qualification in the job description, we still encourage you to apply as you may be the perfect fit for this or another role!