Node JS Backend Engineer - Financial Services Domain

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.
• Strong 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