Software Engineer - Frontend (HTML, CSS, JavaScript)

About Commonwealth Fusion Systems: 

Commonwealth Fusion Systems is on a mission to deliver the urgent transition to fusion energy.

Combining decades of research, top talent and new technologies, we’re designing and building commercially viable fusion power plants. And working with policymakers and suppliers to build the energy industry of the future. 

We’re in the best position to make it happen. Since 2018, we’ve raised over $2 billion in capital – more than any other fusion energy company in the U.S.

Now we’re looking for more thinkers, doers, builders, and makers to join us. People who’ll bring new perspectives, solve tough problems, and thrive as part of a team. 

If that’s you and this role fits, we want to hear from you.

Join the power movement as a Front-End Software Engineer

The SPARC Software team is seeking an experienced and motivated front-end software engineer to become a member of the Data and Operations Software group. The team is responsible for developing the company’s data services and as a front-end software engineer you will play a crucial role in developing our user interface for data visualization. You will work closely with physicists and other software engineers to create user-friendly, responsive, and visually appealing web applications and interfaces that showcase our groundbreaking work in the field of fusion energy.

• Collaborate with back-end software engineers to implement responsive and intuitive web-based user interfaces for data visualization
• Write clean, maintainable and efficient code using modern web technologies including HTML 5, CSS, JavaScript and front-end frameworks such as React
• Ensure that web applications provide an exceptional user experience, with a focus on usability and accessibility
• Optimize front-end performance to deliver fast-loading and smooth user experiences, considering factors like page load times and responsiveness
• Collaborate with physicists, diagnosticians, and other engineers to gather user stories and translate the resulting requirements into code

• Engineering degree in a related field such as computer science, computer engineering, etc. and a minimum of 5 years of experience
• Proven experience as a front-end software engineer, with a strong portfolio showcasing your web development projects
• Proficiency in HTML, CSS, JavaScript, and front-end libraries or frameworks
• Familiarity with Linux and development tools such as Git, GitHub, and Docker
• Experience with responsive design and front-end optimization
• Knowledge of UI/UX design principles and best practices
• Strong problem-solving skills and attention to detail
• Excellent communication and teamwork skills
• Ability to work in a fast-paced, collaborative, and innovative environment

• Experience in developing software for mission-critical applications
• Experience with data visualization libraries such as D3.js or Plotly
• A passion for clean energy and sustainability

• Ability to occasionally lift up to 50 lbs
• Perform activities such as typing for extended periods of time
• Willingness to travel or work required nights/weekends/on-call occasionally

#LI-Onsite

At CFS, we excel in fast-paced environments, driven by our values of integrity, execution, impact, and self-critique. As we grow, we’re eager to bring on mission-driven folks who offer diverse perspectives and fresh ways to tackle challenges.

We value diversity deeply and are proud to be an equal opportunity employer by choice. We consider all qualified applicants equally, regardless of race, color, national origin, ancestry, citizenship status, protected veteran status, religion, physical or mental disability, marital status, sex, sexual orientation, gender identity or expression, age, or any other basis protected by law.