Senior Software Engineer, Full stack New Everett, WA

We are a fusion power company based in Everett, WA, with the mission to build the world's first fusion power plant, enabling a future with unlimited clean electricity. Our vision is a world with clean, reliable, and affordable energy for everyone.

Since Helion's founding in 2013, we have raised over $1 billion from long?time investors such as Sam Altman, Mithril, and Capricorn Investment Group as well as new investors SoftBank and Lightspeed to propel us forward. Our last prototype, Trenta, completed 10,000 high?power pulses and reached plasma temperatures of 100 million degrees Celsius (9?keV). We are now operating Polaris, our next prototype on the path to the world's first fusion power plant.

This is a pivotal time to join Helion. You will tackle real?world challenges with a team that prizes urgency, rigor, ownership, and a commitment to delivering hard truths values essential to achieving what no one has before. Together, we will change the future of energy, because the world can't wait.

What you will be doing

You will design, develop, and operate secure, reliable, scalable, and delightfully usable full?stack applications to optimize processes between mechanical and electrical engineering, supply chain, inventory, manufacturing, and finance, integrating with our internal data platform and external systems. This is a high?impact, high?visibility role : together with a cross?functional team owning business?critical applications, you will multiply the impact of many other teams across the company. You will report directly to our VP of Engineering at our Everett, WA office.

• Design and develop frontends, APIs, workflows, database schemas, and caching layers
• Be a part?time product manager and UX designer. You need to understand how people and processes interact with the software you build
• Monitor and continuously improve the performance and reliability of our systems, using best?in?class observability tools
• Collaborate with other software engineers, data analysts and scientists, other engineering disciplines, non?engineers, leadership, and vendors to understand feature and data requirements and deliver solutions
• Stay current with emerging technologies while recommending battle?tested right?fit solutions that align with strategic goals
• Participate in on?call rotations to maintain our SLA with the rest of the company, and prevent issues from stalling 24 / 7 production schedules

Required Skills

Total Compensation and Benefits

Helion's compensation package includes a competitively benchmarked base salary, meaningful equity grants, and comprehensive benefits. Final compensation is determined through a holistic evaluation of your experience, qualifications, and our commitment to internal equity ensuring fairness and transparency across our teams. We are committed to fostering a fair and equitable environment in every aspect of our operations, including compensation.

This is an exempt salaried role.

Annual Base Pay : $241,000 $255,000 USD

Helion is an equal opportunity employer and values diversity at our company. We do not discriminate based on race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status. If you need assistance or an accommodation during the interview process, please let us know.

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