or apply directly on Sphinx Defense's site. We never take the application ourselves.
Is this posting real?
- This role has been open
- 22 days Sphinx Defense's roles stay open a median of 45 days
- Reposted
- No
- Salary listed
- Yes 60% of Sphinx Defense's roles list one
- Ghost-job risk at Sphinx Defense
- high 15 stale, 0 reposted of 25 open
- Hiring momentum
- 34 roles opened in the last 90 days ↑ up vs. the prior 90 days
- Last confirmed on the employer's board
- 2026-09-17
Measured from postings appearing on and disappearing from Sphinx Defense's own greenhouse board since 2026-08-03. Full hiring picture for Sphinx Defense.
About this role
As a Senior Full Stack Engineer at Sphinx, you will lead the development of user interfaces and contribute across the full stack for mission planning and command and control software in space communications. Your role involves building responsive web applications, developing APIs and backend services, and mentoring junior engineers while ensuring high-quality software through collaboration and code reviews.
- benefits
- 3/5
- freshness
- 4/5
- career value
- 5/5
- role clarity
- 5/5
- pay transparency
- 5/5
Scored from the posting itself — how clearly the role is described, how much it says about pay and benefits, and how recently it was listed. Not a judgement of Sphinx Defense as an employer.
What you need
- 5+ years of web or software development experience
- Strong front-end development experience with JavaScript, TypeScript, HTML, CSS, and modern frameworks like React, Angular, or Vue
- Strong full-stack fundamentals including backend systems knowledge (Python, API development, SQL)
- Experience with relational databases and SQL
- Experience designing and integrating APIs
- Understanding of containerized and microservices architectures (Docker, Kubernetes)
Nice to have
- Experience with real-time, 2D/3D geospatial visualizations
- Experience in mission-critical, defense, aerospace, or secure environments
- Active U.S. Government Secret Clearance
What you get
- Competitive salary
- Meaningful equity ownership
- Profit sharing
- Employer 401(k) contribution
- 100% employer covered medical, dental, and vision insurance for you and your dependents
Worth weighing
- Remote role with potential travel for client visits and company gatherings
- Role involves working in a highly secure government environment
- No salary listed beyond the range of $157,000 - $190,000
Summarised from Sphinx Defense's posting. Read the full original.
Listed by Sphinx Defense on their greenhouse job board, last confirmed open on 2026-09-17. PitchMeAI is not the employer.
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