Job Title Node js Backend Engineer - Financial Services Domain Location Onsite Employment Type Full-time Experience Level Mid About the Role We are seeking a highly skilled Node js Backend Engineer with experience building scalable secure and high-performance backend systems in the financial services or fintech domain You will work closely with cross-functional teams to design develop and maintain backend services that power mission-critical financial applications Key Responsibilities Design build and maintain RESTful and GraphQL APIs using Node js Develop scalable microservices and event-driven architectures for financial systems Implement transaction-safe low-latency backend logic following regulatory and compliance standards Integrate with third-party banking payment identity verification and financial data APIs Write clean reusable testable code following best practices and secure coding standards Work with SQL NoSQL databases e g PostgreSQL MySQL MongoDB Redis Ensure best-in-class security practices including data encryption audit logging and fraud detection workflows Collaborate with front-end engineers product managers and QA to deliver high-quality features Optimize system performance troubleshoot issues and maintain high availability Participate in code reviews architecture discussions and DevOps processes Required Skills Qualifications 3-7 years of experience building backend applications in Node js Express js NestJS Fastify Solid understanding of JavaScript TypeScript Experience with relational and NoSQL databases Solid knowledge of microservices distributed systems and message queues Kafka RabbitMQ AWS SQS etc Experience with authentication authorization frameworks OAuth2 JWT OpenID Connect Understanding of financial domain constraints such as transaction consistency data confidentiality regulatory compliance PCI-DSS GDPR SOC2 audit trail requirements Experience working with cloud platforms AWS GCP or Azure Familiarity with CI CD pipelines and containerization Docker Kubernetes Strong debugging optimization and problem-solving skills Preferred Qualifications Experience in payments digital banking trading risk engines or lending systems Knowledge of domain-driven design DDD and event sourcing Experience with monitoring and observability tools Prometheus Grafana ELK CloudWatch Background in computational finance or financial data processing Soft Skills Excellent communication and collaboration skills Ability to work in a fast-paced regulated environment Strong ownership and accountability mindset Attention to detail and a passion for building reliable financial systems Why Join Us Opportunity to build high-impact financial technology used by thousands millions of users Collaborative engineering culture with strong technical leadership Competitive compensation benefits and growth opportunities Job Type Full-time Pay 100 000 00 - 125 000 00 per month