Software Architect (Payments)

Responsibilities

• Architect and evolve high-throughput, low-latency systems for Merchant Management, POS, and eCommerce acceptance.
• Own technical architectural direction and design decisions across multiple engineering squads.
• Translate product intent and regulatory requirements into scalable, production-ready, and auditable system designs.
• Define integration architecture across card schemes, payment processors, and internal switching layers.
• Design REST/JSON APIs with a focus on idempotency, fault tolerance, and exactly-once semantics.
• Drive event-driven flows using RabbitMQ for transaction lifecycle events and asynchronous workflows.
• Lead and mentor a pod of engineers, setting standards through solution design documents and Architecture Decision Records (ADRs).
• Utilize AI-augmented engineering tools like Claude Code to automate repetitive tasks and optimize architecture reviews.

Requirements

• 12 to 15 years of backend or platform engineering experience, specifically building and operating production card payment systems.
• Expert-level proficiency in Java and Spring Boot, including microservices design and transactional integrity.
• Deep, production-proven command of ISO 8583 and payment messaging protocols.
• Extensive experience integrating with payment gateways and processors (e.g., MPGS, Cybersource).
• Hands-on experience with message brokers such as RabbitMQ or Kafka.
• Experience with Dubbo or comparable RPC frameworks like gRPC for inter-service communication.
• Proven ability to lead engineering teams and communicate complex technical trade-offs to non-technical stakeholders.

About the Company

Astra Tech is a leading UAE-based consumer technology company building the digital infrastructure of everyday life. We focus on AI-powered fintech, communication, and digital services. Our flagship platform, botim, serves over 150 million users worldwide, providing secure VoIP and essential financial tools through botim money.