Internship Back End Developer Jobs in Seattle, WA

Location: Kent, Washington, United States

Compensation: $154,350 - 289,380 USD / year

Job Tags: Software

Senior Full-Stack Software Developer (ReactJS + GraphQL)

At Stoke, we believe a thriving space economy will enable a vibrant, sustainable, and equitable future here on Earth. That is why we’re building Nova, our fully and rapidly reusable launch vehicle. Designed for daily flight, Nova tackles the core challenges of space transportation by reducing cost, increasing availability, and improving reliability. By radically lowering launch costs and increasing flight cadence, we’re helping create a truly scalable space industry.

Our team is mission-driven, collaborative, and empowered to take ownership of their work. If you want to work alongside some of the most dedicated and talented people on Earth, we’d love to have you join us.

Reusable launch systems are the key to seamlessly connecting Earth and space. An instrumental ingredient to making reusable launch vehicles is the ability to move fast. That is our goal for Boltline by Stoke Space, our commercial software platform that helps advanced hardware manufacturing teams integrate, track, iterate, build, and test efficiently.

As a Senior Full-Stack Software Development Engineer on the Boltline by Stoke Space team, you will design, build, and maintain scalable end-to-end features—from intuitive front-end interfaces to reliable, performant backend systems. You’ll collaborate closely with designers, product managers, and hardware teams to create tools that accelerate innovation in advanced hardware development. The ideal candidate demonstrates a high degree of ownership, technical excellence, and curiosity—balancing fast execution with thoughtful engineering.

• Design and develop end-to-end features across the full stack using React, TypeScript, GraphQL, and Postgres
• Architect and optimize backend data models, APIs, and services for performance, reliability, and maintainability
• Build and refine user interfaces that make complex hardware manufacturing workflows simple and intuitive
• Contribute to excellence in operations including maintaining and improving our CI pipeline and independently supporting an on-call shift
• Implement and maintain a strong automated testing culture with comprehensive unit, integration, and end-to-end coverage
• Lead technical design discussions and contribute to architectural decisions across the Boltline platform
• Partner with product and hardware teams to translate user needs into scalable, elegant software solutions
• Contribute to operational excellence by improving CI/CD pipelines, observability, and on-call reliability
• Mentor and guide mid- through internship-level engineers through code reviews, pairing, and design collaboration

• Bachelor’s or Master’s degree in Computer Science or related field / experience
• 5+ years of professional software development experience building production web applications
• Deep expertise in full stack TypeScript
• Proficiency with some combination of React, GraphQL, Typescript and Postgres.
• Experience designing and maintaining backend services (Node.js, Next.js, or similar frameworks)
• Strong understanding of software testing principles and experience with modern testing frameworks
• Proven ability to own features from concept through deployment and iteration
• Prior on-call/incident response participation
• Excellent collaboration and communication skills within cross-functional teams
• Comfort working in a fast-paced, evolving environment with a focus on delivering impact

• Experience with Next.js, Apollo (Client/Server), Hasura or similar
• Familiarity with Docker, Kubernetes/ECS, and AWS infrastructure
• Familiarity with event-driven architectures using Temporal, Kafka, or similar
• Hands-on experience improving CI/CD pipelines (GitHub Actions, CircleCI, or similar)
• Exposure to manufacturing, aerospace, or complex physical systems
• Interest in aerospace/manufacturing workflows

• Equity – We know that our employees are the reason we succeed. To give everyone a stake in our future, we are pleased to offer equity in the form of stock options to all regular, full-time employees.
• Comprehensive benefits program including subsidized medical, dental, and vision insurance
• Company-paid life and disability insurance
• 401(k) plan with employer match
• 4 weeks’ Paid Time Off
• Holidays – 10 days (including an end-of-year closure)
• Paid Family/Parental Leave
• On-site gym or monthly wellness stipend (depending on location)
• Dog friendly offices!

Target Levels:

Level 3 Range: $154,350 - $231,525

Level 4 Range: $192,885 - $289,380

Our job posts are intentionally written to attract a wide variety of experience levels, and we make decisions about the right fit on a per-candidate basis.

Your actual level and base salary will be decided based on your specific experience and skill level.

To conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR), you must be a U.S. citizen, lawful permanent resident of the U.S., protected individual as defined by 8 U.S.C. 1324b(a)(3), or eligible to obtain the required authorizations from the U.S. Department of State.

The Company is an Equal Opportunity Employer, including with respect to disability and veteran status. It is committed to compliance with all equal opportunity laws, including the Immigration and Nationality Act (INA) and Title VII. It does not discriminate on the basis of nationality, race, citizenship, immigration status, or any other protected class when it comes to employment practices, including hiring.

Employment at the Company is contingent upon satisfactory completion of reference and background checks, and on your ability to prove your identity and authorization to work in the U.S. for the Company. Employees must comply with the United States Citizenship and Immigration Services employment verification requirements, and, therefore, they must complete an Employment Eligibility Verification Form I-9 at the start of employment and re-verify authorization to work periodically.

Separate from this I-9 process, this position entails access to certain technology and technical data that is restricted under U.S. export control laws and regulations. Employment or continued employment may be conditioned on your legal authorization to work with or have access to export control materials as necessary to perform your job.

Stoke Space uses E-Verify to confirm the identity and employment eligibility of all new hires.