Senior Backend Engineer, Evidence Infrastructure
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 reliable verification services, governed evidence flows, and practical operating outcomes across African corridors.
What you might work on
Design high-throughput verification services that keep evidence, operator review, and corridor decisions reliably connected.
Owning a core platform service from design to production
Building systems that stay available and degrade gracefully when things fail
Handling sensitive trade data with the care it requires
Improving performance, observability, and operational trade across services
Shaping architectural decisions as the platform grows
You may be a fit if
You've built and operated production backend systems at scale and owned the outcome
You're strong with concurrency, distributed systems, and service design
You prefer simple, maintainable solutions to hard problems
You debug well across services, queues, and databases
You're low ego, direct, and hold yourself to a high bar
Work on site in Nairobi when role delivery requires it.
Nice to have
Experience in a regulated or high-reliability domain (trade, finance, legal)
High-throughput or low-latency system design
Event streaming and message queues
Experience with production AI or ML systems
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.