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Jayaram Karunakaran

@jayaram_karunakaran

Senior Frontend Engineer building secure, high-performance enterprise SaaS with React and Next.js.

India
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What I'm looking for

I’m looking for a senior frontend role where I can build enterprise-grade React/Next.js products, optimize performance, and strengthen security for API integrations—while mentoring teams and supporting modern architecture and scalable releases.

Senior Frontend Engineer with 6+ years of experience designing and building scalable enterprise SaaS and fintech applications. Specialized in React, Next.js, and TypeScript, with strong expertise in frontend architecture, reusable component libraries, performance optimization, and secure API integrations.

Most recently, I developed enterprise SaaS and Open Banking solutions, integrating RESTful APIs with Node.js and NestJS backend services while implementing secure authentication and authorization using Keycloak (OAuth 2.0/OpenID Connect). I also worked with MongoDB to support application data management, strengthened application security and observability, and optimized frontend performance for production-scale applications.

Beyond technical implementation, I have mentored junior engineers, conducted code reviews, and partnered closely with product managers, designers, QA, and backend teams to deliver high-quality, production-ready software in Agile environments. I am passionate about building maintainable, high-performance applications and driving engineering best practices that enable teams to deliver reliable, scalable solutions.

Experience

Work history, roles, and key accomplishments

BL
Current

Senior Software Engineer

Banfico India Private Limited

Jun 2023 - Present (3 years 2 months)

Developed enterprise SaaS and OpenBanking (OBIE) applications using React, Next.js, and TypeScript, integrating REST APIs with Node.js/NestJS services. Implemented Keycloak-based authentication (OAuth2.0/OIDC), migrated MongoDB to PostgreSQL, and improved security and observability through secure coding practices and centralized logging.

SL

Software Development Engineer II

Sporfy India Private Limited

Jul 2020 - Jun 2023 (2 years 11 months)

Developed enterprise SaaS and hybrid applications across React, React Native, Vue, Nuxt, Angular, and TypeScript, leading frontend feature development and mentoring junior engineers. Built responsive UI components, integrated Razorpay and NACH payment gateways, implemented secure authentication workflows, and improved performance and maintainability using reusable component libraries.

Education

Degrees, certifications, and relevant coursework

ME

Mookambigai College of Engineering

Bachelor of Engineering, Computer Science Engineering

2016 - 2020

Earned a Bachelor of Engineering in Computer Science Engineering at Mookambigai College of Engineering (affiliated to Anna University) from 2016 to 2020.

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