Senior Full-Stack Product Developer (React and Node.js) for Transaction Monitoring SaaS, Offline - Full-time Onsite - Johar Town, Lahore.

Senior Full-Stack Product Developer (React and Node.js) for Transaction Monitoring SaaS, Offline - Full-time Onsite - Johar Town, Lahore. AZ Technologies is looking for a Full-Stack React & Node.js Product Developer for an Estonian startup - AI Business Verification, AML, and AI Transaction Monitoring SaaS. We’re building a high-performance AI Financial Transaction Monitoring SaaS. This includes real-time and historical financial transaction processing, a dynamic rule engine, robust case management, and seamless integration with third-party KYC/AML/KYB tools. You’ll work across the entire stack - from data ingestion and rule evaluation to building intuitive interfaces for compliance analysts. Key ResponsibilitiesBackend (Core Logic & Infrastructure)· Architect and implement transaction pipelines capable of high-volume data ingestion and analysis.· Build a flexible and configurable rule engine (thresholds, behavioral patterns, velocity checks).· Design and manage a scalable case management system (alerts, tasks, notes, timelines, audit trails).· Ensure system scalability, observability, and performance under high transaction loads.· Integrate with third-party services (e.g., KYC/AML/PEP screening APIs). Frontend (UX for Compliance)· Design and implement scalable big data ingestion and processing pipelines, integrating data engineering best practices to support real-time analytics and rule-based decisioning.· Develop modern, responsive, and accessible UI components using React.js and Apollo Client.· Build dynamic dashboards for alerts, transaction timelines, and customer profiles.· Implement rule configuration interfaces, alert scoring visualizations, and analyst workflows.· Ensure real-time data updates and intuitive UX for case triage, investigation, and escalation. Planned stack (we are flexible)· Frontend: React.js + libraries· Backend: NestJS (TypeScript), GraphQL, PostgreSQL, Redis, RabbitMQ· Infrastructure: AWS (S3, CloudFront, IAM, Pipelines), Docker, Kubernetes. Required ExperienceBackend· 3+ years of experience with Node.js/NestJS, GraphQL, and TypeScript· Expertise in PostgreSQL (schema design, indexing, optimization)· Experience with Redis for caching or queue coordination· Proficient in RabbitMQ (or equivalent) for event-driven architectures· Deep understanding of API design, secure data flow, and microservicesFrontend· 2+ years with React.js· Familiarity with data visualization (e.g., charts, graphs, timelines)· Solid knowledge of state management and component lifecycle Will be a strong plus· If you have built before financial transaction monitoring systems.· Understanding of financial compliance, KYC/KYB/KYT, or AML workflows· Familiarity with case management systems or internal compliance tooling (ERP-style)· Knowledge of rule engines, scoring models, or alert prioritization frameworks· Experience integrating with KYB, AML or KYC providers How to Apply:Interested candidates are requested to:1. Record a short introductory video about yourself. You can talk about yourself and your projects.2. Share it on Whats App at 0329-7265684.Shortlisted candidates will be invited for a physical interview.