FullStack Engineer
Scale a high-growth marketplace from the ground up. Drive product direction, ship full-stack code, and claim your stake in a fast-moving SoHo startup.
Location: SoHo, New York City, NY (Hybrid, ~3 days/week in-office)
Salary: $150K - $200K + Competitive Equity
About the Opportunity
A fast-growing early-stage creator marketing startup based in New York City is seeking a Full Stack Engineer to join its lean, highly collaborative engineering team. This role is ideal for engineers who enjoy building consumer-facing products end-to-end, thrive in fast-moving startup environments, and want direct ownership over product development across web, mobile, and backend systems.
The company is building a platform that helps local businesses and creators collaborate through authentic, high-volume influencer campaigns. Engineers work closely with founders and cross-functional teammates to rapidly ship features, improve user experiences, and scale platform capabilities for both SMB and enterprise customers.
This is a highly hands-on role where engineers are expected to operate with autonomy, navigate ambiguity, and contribute across the full product stack.
Key Responsibilities
Build and ship full-stack product features across web applications, mobile apps, and backend systems
Develop scalable frontend experiences using React, JavaScript, and TypeScript
Build backend services, APIs, integrations, and business logic using Node.js
Work on mobile product development across Flutter and native iOS environments
Own and maintain third-party integrations, particularly social and creator platform APIs
Build analytics dashboards and reporting features for business users and campaign performance tracking
Contribute to App Store release processes and mobile deployment workflows
Partner closely with founders and internal stakeholders to shape product direction and user experiences
Develop flexible custom solutions for strategic enterprise customers while supporting ongoing product growth
Operate independently in a fast-paced startup environment with high ownership and minimal oversight
What Sets This Role Apart
Opportunity to work directly with founders and influence technical direction from an early stage
High ownership engineering culture with meaningful product impact
Exposure to consumer, creator economy, and marketplace product challenges
Ability to work across web, mobile, backend, analytics, and integrations within a single role
Fast-moving startup environment with strong autonomy and rapid iteration cycles
Competitive compensation package including meaningful equity participation
Opportunity to help scale a rapidly growing platform expanding into new markets
Qualifications
3+ years of experience in full-stack software engineering
Strong experience with React, JavaScript/TypeScript, and Node.js
Experience building and shipping customer-facing applications in startup or fast-paced environments
Familiarity with mobile application development using Flutter and/or native iOS technologies
Experience working with third-party APIs and integrations
Strong product mindset with the ability to operate independently and solve ambiguous problems
Ability to own features end-to-end from concept through deployment
Strong communication and collaboration skills within small, cross-functional teams
Nice to Have
Experience with Meta/Instagram APIs or creator/social platform integrations
Background building consumer-facing, marketplace, or creator economy products
Familiarity with UIKit and SwiftUI
Experience shipping apps to the Apple App Store
Strong design instincts and product UX awareness
Personal projects, side projects, or portfolio work demonstrating technical curiosity and ownership
Additional Information
Hybrid role based in SoHo, New York City (~3 days/week in office)
Visa sponsorship may be considered on a case-by-case basis
H-1B transfers may be feasible; new H-1B sponsorship is unlikely
Candidates with strong startup ownership and consumer product experience will be prioritized
About Sperton
Sperton is a global recruitment and consulting firm with offices across Europe, Asia, and the Americas. We help companies find and manage top talent across borders, delivering fast, compliant, and flexible recruitment, consultant hiring, and global mobility services.
- Locations
- United States
- Remote status
- Hybrid
- Employment type
- Full-time
- Job location
- SoHo, New York City, NY
Workplace & Culture at Sperton
At Sperton, we believe that great results come from great people.
Our culture is built on trust, collaboration, and a shared passion for delivering quality in everything we do.
We are a Norwegian-owned international company with colleagues across Europe, Asia, and the USA, working together seamlessly across time zones and cultures. Our teams are diverse, yet united by the same goal — to connect people and companies in meaningful ways.
We value openness, initiative, and continuous learning. Everyone at Sperton is encouraged to take ownership, share ideas, and challenge existing ways of working to make our solutions even better.
Even though we operate globally, our approach is personal. We take pride in creating a supportive and inclusive environment where people feel heard, respected, and motivated to grow — both professionally and personally.
