K

Senior Backend Engineer

United States
Visa Sponsorship
This Job is No Longer Active This position is no longer accepting applications

Key Talent Solutions is hiring a Senior Backend Engineer for a fast-growing FinTech infrastructure company. The role involves designing, building, and scaling production-ready systems across backend, frontend, and infrastructure. The ideal candidate has 7+ years of experience in designing and building scalable production systems, strong backend engineering experience, and a track record of launching and iterating on major applications or software projects.

Key Highlights
Design, build, and scale production-ready systems
Work on high-throughput backend systems handling large amounts of data
Collaborate closely with founders, product, and engineering teams
Key Responsibilities
Design, build, and scale production-ready systems across backend, frontend, and infrastructure
Work on high-throughput backend systems handling large amounts of data
Launch and iterate on meaningful software projects in a fast-moving environment
Technical Skills Required
Python React AWS ECS Kubernetes
Benefits & Perks
Medical, dental, and vision insurance
401k
Unlimited vacation
Regular team offsites
Nice to Have
FinTech, finance, payments, banking, marketplace, or infrastructure experience

Job Description

Key Talent Solutions is hiring for a fast-growing Series A FinTech infrastructure company building global money movement technology for the future of work.

This is a hands-on engineering role for someone who has built scalable production systems, enjoys ambiguity, and wants to work on high-throughput backend infrastructure where reliability, correctness and speed matter.

You’ll join a small, high-calibre engineering team building systems that support large-scale payments, onboarding, data workflows and financial operations.

What you’ll do

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