Basis Theory is a company that provides a fully programmable vault for fintechs and merchants to securely handle payment data. They are seeking a Payments-focused Senior Solutions Engineer to lead architecture discussions, guide technical evaluations, and support migrations, ensuring successful implementations of their payment solutions.
Responsibilities:
- Lead architecture and solution design discussions with prospects and customers
- Serve as the primary technical lead during POCs and technical evaluations
- Partner with Sales to remove technical blockers and accelerate deal cycles
- Drive integration projects from design to production
- Guide customers through payment migrations and replatforming initiatives
- Ensure implementation quality, security, and timeline alignment
- Design secure frontend + backend payment architectures
- Advise on: Card lifecycle (authorization, capture, refund, chargeback), Tokenization & vaulting strategies, PCI DSS scope reduction, Event-driven and webhook-based payment flows, High-availability payment system design
- Contribute reusable solution kits, design patterns, and reference architectures
- Partner with Product and Engineering to translate customer insights into roadmap input
Requirements:
- 5+ years in a customer-facing technical role (Solutions Engineering, Sales Engineering, Implementation Engineering, Solutions Architecture, or similar)
- Hands-on experience integrating with PSPs, gateways, acquirers, or card networks
- Strong API fluency (REST, authentication patterns, webhooks)
- Working knowledge of backend technologies (Python, Node.js, or similar)
- Deep understanding of PCI DSS and card data handling best practices
- Experience leading technical conversations with both engineers and executives
- Card network tokenization (e.g., Visa / Mastercard network tokens)
- Payment orchestration or multi-PSP environments
- BIN management, routing logic, retries
- Fraud, risk, or chargeback tooling exposure
- Supporting complex payment migrations