White-label trading and payment platforms for financial institutions
Aquariux operates a fintech SaaS stack spanning trading platforms, payment gateways, and Web3 infrastructure, built on Python, Java, Spring Boot, and Kafka across AWS. The tech foundation reveals a payments-focused backend (PostgreSQL, RabbitMQ, Elasticsearch for transaction data) paired with modern frontend tooling (Figma, React-adjacent patterns) — typical of companies handling regulated financial flows. Active hiring skews engineering-heavy (3 of 6 open roles) with parallel investment in product and design, suggesting active expansion of merchant management and payment product surfaces.
Aquariux is a Singapore-based fintech SaaS company founded in 2020, delivering white-label trading platforms and payment gateways for traditional and digital assets. The product portfolio serves financial institutions, brokerages, and payment operators seeking modular, cloud-native infrastructure. Current engineering work centers on merchant management, payment reconciliation pipelines, and design system standardization — all core to scaling multi-tenant fintech operations. The organization is small and engineering-driven, with active development across backend services, QA automation, and CI/CD infrastructure.
Python, Java, Spring Boot, PostgreSQL, Kafka, RabbitMQ, Docker, Kubernetes, AWS (Lambda, RDS, SQS), Elasticsearch, Prometheus, and Grafana for monitoring and event streaming infrastructure.
Merchant management platform, payment products web app, backend administrative systems, design systems, CI/CD integration, and automated testing frameworks for regulated payments infrastructure.
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