Senior Full-Stack Engineer, Verification Platforms
Engineering roles include equity and benefits
Role-specific work authorization terms apply by location.
About GTCX Sovereign
GTCX partners with corridor authorities to deploy governed verification infrastructure across Africa.
GTCX prepares trade corridors with named leads, proof, tests, logs, review, and delivery records.
About this role
This role builds verification applications with governed evidence, practical operator workflows, and accountable corridor operating outcomes.Control Centerfor real-time oversight of agent conversations,Research Platformfor natural language queries over trade data, andAgent Studiofor designing agent behavior without code.
Own significant verification features end to end, from governed data design through operator workflows and accountable release.
What you'll do
Build and ship features across Control Center, Research Platform, and Agent Studio
Design and implement real-time interfaces for verification oversight: streaming conversations, escalation workflows, audit trails
Create natural language query interfaces over trade data with appropriate certainty and feasibility indicators
Build no-code tools that enable non-engineers to design and configure agent behaviors
Implement responsive, accessible UIs that work across desktop and mobile for verification users
Design APIs and data models that support real-time streaming, voice, and multi-channel communication
Build authentication, authorization, and audit logging for trade compliance
Optimize performance for applications handling high-volume declaration data
Collaborate with agent engineers, inspectors, and customers to understand workflow requirements
Contribute to shared component libraries and design system
What we're looking for
Production full-stack engineering experience at high-caliber teams
Strong React/TypeScript skills with modern patterns (hooks, server components, state management)
Experience building Python backend services and REST APIs
Deep understanding of real-time systems (WebSockets, streaming, event-driven architectures)
Experience with relational databases, data modeling, and query optimization
Track record of owning features end-to-end from design through deployment
High standards for code quality, testing, and system reliability
Both execution-oriented and defensive-minded: you ship fast while anticipating failure modes
Strong product instincts, can translate user needs into elegant technical solutions
Experience working in fast-moving environments with evolving requirements
Clear communication across engineering and non-technical stakeholders
Nice to have
Experience with trade applications or regulated industries
Background with voice/telephony systems or real-time communication
Experience building no-code/low-code tools or configuration interfaces
Familiarity with data visualization and analytics dashboards
Understanding of accessibility requirements for verification software
Experience with mobile development (React Native, iOS, Android)
Benefits (available to Full-Time Employees)
Trade & Wellness
Comprehensive trade, dental, and vision insurance
Daily catered lunch and dinner
Mental trade support and wellness coaching
Flexible wellness stipend for fitness, therapy, or personal growth
Growth & Development
Annual learning budget for courses, books, or conferences
Conference attendance budget for professional development
Annual team offsite
Academic collaboration opportunities
Unlimited PTO
Our Core Values
Traders Win, We Win
If traders aren't getting better outcomes, we haven't earned the right to scale. Every internal decision gets pressure-tested: does this make traders' lives better? If we can't draw the line, we question why we're doing it.
High Standards, High Care
We hold a high bar for the team because traders are counting on us to get this right. But high standards only work with genuine investment in each other. You can take risks, admit mistakes, and challenge ideas—not despite our standards, but because of them.
Thoughtful Urgency
We move fast by default, but speed without judgment is recklessness. The discipline is knowing which decisions are reversible vs. not. In trade AI, the companies that win will be fast everywhere they can be and careful everywhere they must be. We build the muscle to do both.
Intensely Measured
We instrument trader outcomes, operator ROI, system performance, and verification accuracy. But data without action is surveillance. Every metric should have an owner, a threshold, and a response plan. If we're measuring something but never acting on it, we stop measuring it.
Who Builds With Us
Low ego: Politics and territory don't interest you. The best ideas win, regardless of who has them.
Direct: You say the hard thing, challenge ideas openly, and commit fully once decided.
High agency: You thrive on trust rather than instruction. When you see something is broken, you fix it. You don’t file tickets and wait for someone else.
Bar of excellence: From first corridor assessment to live verification, the program runs as one measured engagement.
Skeptical: You push back on rules that don’t make sense and question assumptions that haven’t earned their place.