HONGIRANA U

Senior Node.js Engineer | Full Stack MERN Developer

Bengaluru, IN.

About

A Senior Node.js Backend Engineer with over 5 years of experience specializing in production-grade, large-scale systems within the Finacle Core Banking domain at Infosys, supporting 500,000+ global users. Possessing deep expertise in fintech payment workflows, RESTful API design, and core banking transaction systems, I demonstrate full-stack ownership by architecting and deploying AI-powered platforms like FinCopilot and FinIntelli, integrating Gemini API. Eager to leverage proven capabilities in Node.js and React to drive innovation in payment systems and fintech platforms.

Work

Infosys Ltd.

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Technology Analyst - Senior Node.js/Full Stack Developer

Bengaluru, Karnataka, India

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Summary

Led the development and maintenance of production-grade RESTful APIs for Finacle core banking modules, supporting 500,000+ global users and enhancing critical banking transaction workflows.

Highlights

Architected and maintained production-grade RESTful APIs using Node.js and Loopback, supporting 500,000+ global users across Finacle core banking modules in multiple international markets.

Implemented 20+ critical banking features, including payment workflows and validations, boosting user engagement by 30% and customer satisfaction by 25%.

Led 100+ Root Cause Analyses (RCA) for production issues, reducing system latency by 40% and increasing throughput by 20% across key banking transaction workflows.

Designed optimized Oracle/MySQL database schemas and SQL queries, ensuring efficient data retrieval for critical banking transactions.

Delivered country-specific Finacle customizations for markets like Hong Kong, Australia, Mexico, Canada, SEPA, and SWIFT, adapting payment workflows to regional banking requirements.

Contributed to CI/CD pipelines and performed code reviews, ensuring stable, high-availability deployments and maintaining code quality across client environments.

Education

Nitte Meenakshi Institute of Technology

Bengaluru, Karnataka, India
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Bachelor of Engineering (B.E.) Information Science & Engineering Grade: 7.82/10

Awards

Exemplary Contribution Towards Client Transformation Program

Infosys

Awarded by Infosys for delivering high-impact customization features on a mission-critical global banking platform.

Certificates

AWS Certified Cloud Practitioner (CLF-C02)

Amazon Web Services

Skills

Languages

JavaScript (ES6+), TypeScript (working knowledge).

Frontend

React.js (FinCopilot - production deployed; FinIntelli - in active development), NextJS (familiar), Tailwind CSS, JavaScript (ES6+), HTML5, CSS3, Vite.

Backend

Node.js, Express.js, Loopback framework, RESTful APIs, GraphQL (familiar), Microservices Architecture.

Databases

MongoDB (Mongoose ORM), PostgreSQL (Prisma ORM), Redis (Caching), MySQL, Oracle.

AI Integration

Gemini API, Prompt Engineering, AI-Powered Feature Development.

Cloud

AWS (EC2, S3, IAM, CloudWatch), Vercel, Render.

DevOps & Tools

Git, GitHub, Postman, VS Code, CI/CD Pipelines.

Security

JWT Authentication, RBAC, Input Validation, Rate Limiting, OWASP Awareness.

Testing

Jest (Unit Testing), Artillery (Load Testing), Integration Testing, API Testing.

Domain

Fintech, Core Banking (Finacle), Financial Applications, Banking Transaction Systems.

Methodologies

Agile, Scrum, SDLC, Code Review, Technical Documentation.

Projects

FinCopilot – AI-Powered Financial Guidance Platform

Summary

Independently architected, built, and launched a live, production-deployed AI-powered fintech platform, offering intelligent financial guidance, smart analytics, and secure personal finance management.

FinIntelli - Intelligent Fintech Analytics Platform

Summary

Engineered a full-stack AI-powered financial document intelligence platform, processing multi-format documents (PDF, images, Excel) with automated categorization achieving 90%+ accuracy using Gemini AI API, and designed to reduce repeated query response time via Redis caching.