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Lead Backend Engineer - PayLink

Salla

Skills

Required

  • Spring Boot
  • payment processor / gateway
  • Java backend
  • real payment / financial-transaction systems
  • MPGS / Cybersource / mada
  • microservices
  • REST API design
  • relational databases
  • automated testing
  • Kubernetes
  • CI/CD

Preferred

  • Cloud platforms
  • OCI / AWS / Azure
  • event-driven systems
  • Kafka
  • Java / Spring Boot stack
  • backend engineering
  • APIs

A hands-on engineering lead who sets technical direction, owns code quality, and builds payment-critical backend services on a modern Java stack, while guiding and growing a team of backend engineers.

Responsibilities

  • Provide hands-on technical leadership for backend engineering on a modern Java / Spring Boot stack.
  • Design and build payment-critical backend services and APIs.
  • Own code quality: standards, code review, testing and release readiness.
  • Ensure correctness, reliability and security across the services the team owns.
  • Mentor and grow backend engineers, and work closely with architecture and product.

Requirements

  • 8+ years in Java backend with strong Spring Boot.
  • Proven technical leadership while remaining hands-on in the code.
  • Hands-on payments / fintech experience is required — you have worked on real payment or financial-transaction systems.
  • Hands-on experience with at least one payment processor or gateway (e.g. MPGS, Cybersource or mada). This is a requirement for this role.
  • Strong microservices, REST API design, relational databases and automated testing.
  • Delivery on containers (Kubernetes) with CI/CD.
  • AI-augmented engineering — you actively use AI coding tools such as Claude Code in your day-to-day development. This is a requirement for this role.

Preferred

  • Experience with more than one payment processor / gateway.
  • Cloud platforms (OCI, AWS or Azure); event-driven systems (Kafka).