Iyappan Samiraj

Cloud-savvy Lead Engineer with 6+ years of experience in Full Stack Development, Liferay development and customization, DevOps practices in AWS, and scalable architecture design. Proven expertise in leading cross-functional teams, handling client communications, and delivering secure, high-performance cloud-native applications. Skilled in Java, TypeScript, Python, React, Node.js, REST APIs, Liferay development, microservices, and micro-frontend architectures, with strong experience in third-party integrations and infrastructure automation.

Strong background in optimizing SQL/NoSQL databases (MongoDB, MySQL, PostgreSQL), implementing event-driven systems with Kafka, and deploying containerized applications using Docker and Kubernetes.

Lead Software Engineer at OPENTURF TECHNOLOGIES (2024-04 – Present)

• Architected and delivered scalable fintech microservices for ledgers, vouchers, transactions, onboarding, BizOps, ticketing, and compliance, ensuring secure, reliable, and high-performance financial operations. Spearheaded AWS cloud and DevOps initiatives by implementing CI/CD pipelines, automated deployments, monitoring, and infrastructure automation to improve delivery speed and system reliability.
• Led and mentored engineering teams, driving technical excellence through architecture reviews, code quality improvements, and Agile practices to ensure successful project execution. Partnering with clients and stakeholders to transform complex business requirements into scalable technical solutions while ensuring compliance with financial and regulatory standards.
• Optimized distributed systems using MongoDB, MySQL, PostgreSQL, and Apache Kafka, enhancing scalability, transaction integrity, fault tolerance, and overall platform performance.

Software Engineer at APPXPERTS IT SOLUTIONS (2022-02 – 2024-04)

• Developed and customized Liferay-based enterprise applications, implementing application modules, content management customizations, integrations, and backend services. Developed full-stack solutions using Java, TypeScript, Python, ReactJS, Node.js, and REST APIs.
• Architected and managed AWS infrastructure using EC2, VPC, Lambda, API Gateway, S3, and IAM, ensuring secure, highly available, and resilient cloud environments.
• Implemented CI/CD pipelines with GitHub Actions, automating AWS CDK deployments, build generation, and server configuration management.

Supported

Docker-based deployments and Kubernetes/containerized application environments while collaborating with development and DevOps teams.

• Developed scalable full-stack applications using Java, Python, Node.js, ReactJS, AngularJS, TypeScript, and Liferay for gaming and real estate platforms, including real-time chat and collaboration features. Integrated third-party services such as Calendly, Instagram, Razorpay, Stripe, Apple, Google, Microsoft, and Shopify.

Software Trainee at TWILIGHT IT SOLUTIONS (2020-04 – 2022-01)

• Developed and customized Liferay applications for enterprise and content-driven solutions, working on application customization, content management, backend services, and integrations. Supported development using Java, Python, REST APIs, and database technologies.
• Built backend engines for large-scale e-commerce and hospital applications, enabling faster data retrieval and analytics for application workflows and business operations.
• Worked closely with frontend and DevOps teams to maintain deployment-ready backend code, supporting Java, Python, React-based applications, REST API integrations, and Liferay customizations.
• Contributed to proof-of-concept projects involving Liferay customization, application integrations, and modern web technologies, showcasing innovative solutions that were later adopted in production.

B.Tech in Electronics and Communication Engineering – Sri Venkateshwaraa College of Engineering and Technology (2016 – 2020)