Staff Software Engineer (Backend / Infrastructure leaning) - Remote with occasional travel across East Coast - Competitive Salary + Equity + Opportunity to work with an Ambitious, Rapidly-Growing Start-Up This young, early-stage start-up challenger are currently looking for a hands-on Back-End/Infrastructure Engineer to join their small team and help drive the business forwards.
This could be an excellent opportunity for an experienced Back-End/Infrastructure Engineer with founding/small start-up experience to take that next step into an exciting position with a very well-run and ambitious organisation in an innovative, exciting space.
This young and agile company are building cutting-edge AI platforms. They are in a unique space where there is an opportunity for them to gain significant market share very quickly.
About the Company: Seed-stage company, founded ~18 months ago
$7M seed round closed this past summer
Current team size: 3 engineers
Business has moved past pure architecture and now needs execution and ownership
There is the opportunity to work within a complex codebase, own entire product points, and build new features end-to-end.
Everything they do is entrenched in achieving engineering excellence.
Why They Are Hiring:
- First software license with a customer targeted for February
- Role is critical to moving from demo to real customer usage
About the Staff Software Engineer (Backend / Infrastructure leaning) Engineer Vacancy: - They need a builder
- ~80% hands-on coding
- Heavy focus on backend systems and infrastructure
- Full-stack exposure where required
- Building and evolving the product
- Supporting customer-specific customisations
- Working very closely with:
- CEO (engineer by background, deeply involved in product and engineering)
- ML engineer
- Forward-deployed engineer
Leadership Trajectory:
- Expected to grow into a leadership role over time
- Potential path toward Head of Engineering
- Looking for someone excited by leadership, not just long-term IC work
- Lead-from-the-front profile rather than a pure manager
What this role is not:
- Not a classified role
- No security clearance required
- Not forward-deployed
- Not purely ML-focused
- Not architecture-only
- Not a people manager on day one
Other:
- Remote-first role
- Preference for NYC or Virginia, but open geographically
- Will include some onsite trips where they pull the team together
NYC or Virginia
Fly in one morning, leave the next afternoon
Candidate must be comfortable with light, regular travel
Ideal Requirements for the Staff Software Engineer (Backend / Infrastructure leaning) Engineer Vacancy: Startup Energy: You thrive in fast-paced environments, manage ambiguity well, and focus on what moves the needle.
- Senior-level software engineering experience
- Strong backend and infrastructure background
- Comfortable operating in pre-launch, ambiguous environments
- Comfortable working in a small company - currently team is 4 people
- Proven experience shipping production systems
- AWS experience
Nice-to-have:
- Familiarity with agentic systems or agentic services
o Does not need deep expertise
o Cannot be completely new to the concept
Soft Skills:
- Thrives in early-stage, high-ambiguity environments
- Enjoys building before everything is clearly defined
- Has shipped real systems, not just prototypes
- Understands security, privacy, and regulated constraints
- Wants to grow into a technical leader as the company scales - route to Head of
Engineering
- Excited to partner closely with a technical CEO
- This should feel like an ownership hire, not a support hire
- Start-up experience would be nice-to-have
- Regulatory experience in industries such as health-tech or fin-tech or security-first SaaS
or privacy- and compliance-heavy domains might be good
Apply to the Role: Roles like these are snapped up very quickly, so act now if you do not want to miss out! Reply to this advert or email your CV to
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