We are looking for a Backend Engineer specializing in payment infrastructure, tokenization, and secure payment systems to join a technically focused team in Barranquilla.
This is an opportunity for an engineer who enjoys building critical backend infrastructure , where security, reliability, data protection, and system design matter as much as clean code.
You will work on a multi-tenant payment orchestration platform , contributing to payment vault and tokenization infrastructure, payment methods, merchant management, gateway integrations, and secure payment processing workflows.
If you have hands-on experience with Node.js, TypeScript, PostgreSQL, payment gateways, tokenization, PCI DSS, APIs, and secure backend architecture , we want to hear from you.
What You'll Do
- Design and implement payment vault and tokenization integrations.
- Build secure workflows for collecting payment methods, tokenizing, and processing.
- Develop and maintain infrastructure for merchants, gateway accounts, credentials, payment methods, and transactions.




- Integrate and manage multiple merchant configurations with payment gateways.
- Work with payment gateway integrations, including NMI.
- Support secure payment method usage and routing across authorized merchants.
- Design and maintain REST APIs and PostgreSQL data models.
- Build backend services supporting merchants, payment methods, tokens, gateway configurations, and transaction lifecycles.
- Implement secure management of API keys, gateway credentials, secrets, and other sensitive information.
- Ensure sensitive payment information is properly protected across databases, logs, monitoring, and application infrastructure.
- Design systems with PCI DSS scope reduction and Cardholder Data Environment (CDE) security in mind.
- Implement reliable payment workflows using idempotency, webhooks, transaction state management, retries, and failure recovery.
- Troubleshoot complex backend and payment integration issues.
- Contribute to scala

📌 Backend Engineer – Payments, Tokenization (Galapa)
🏢 Resolv Global
📍 Galapa