Helion · 21 hours ago
Senior Software Engineer, Full Stack
Everett, WA
Part-time
Onsite
Senior Level, Lead/Staff
$241K/yr - $255K/yr
8+ years expHelion is a fusion power company based in Everett, WA, on a mission to build the world's first fusion power plant. They are seeking a Senior Software Engineer, Full Stack to design, develop, and operate full-stack applications that optimize processes across various engineering and business functions, while collaborating with a cross-functional team.
EnergyEnvironmental EngineeringRenewable Energy
Responsibilities
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
Qualification
Required
Bachelor's degree in computer science or a related field
8+ years of software engineering experience building full-stack applications
Hands-on experience with modern web stacks (e.g., React, Next.js)
Expertise in HTML, CSS, TypeScript and a backend language like Go or Python
Cloud-native experience in Azure, AWS, and/or Google Cloud, using container orchestration technologies like Docker, Kubernetes, and infrastructure-as-code tools like Terraform
Familiar with DevOps best practices, using version control (Git), CI/CD (e.g., Buildkite, GitHub Actions), and monitoring and alerting (e.g., Prometheus, Grafana, Datadog)
Familiar with UX design tools like Figma
Benefits
Medical, Dental, and Vision plans for employees and their families
31 Days of PTO (21 vacation days and 10 sick days)
10 Paid holidays, plus company-wide winter break
Up to 5% employer 401(k) match
Short term disability, long term disability, and life insurance
Paid parental leave and support (up to 16 weeks)
Annual wellness stipend
Company
Helion
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.
201-500 employees
H1B Sponsorship
Helion has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2024 (1)
2023 (2)
2022 (1)
2021 (1)
Funding
Current Stage
Late StageTotal Funding
$1.04BKey Investors
Nucor CorporationSam AltmanDustin Moskovitz
2025-01-28Series F· $425M
2023-09-27Corporate Round· $35M
2021-11-05Series E· $500M
Leadership Team
David Kirtley
Founder and CEO
Chris Pihl
Co-Founder, CTO
Recent News
2025-12-24
Crunchbase News
2025-12-18
Crunchbase News
2025-12-17
Company data provided by crunchbase