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Hello! I’m Arnold Sam Kumar Maddela, a Full Stack Developer with 3+ years of experience building and maintaining web applications across financial and enterprise domains. I specialize in back-end development with Java, Spring Boot, and Python for RESTful APIs and microservices, and I enjoy delivering responsive front-ends with React and Angular. I’m comfortable contributing across the full development lifecycle in Agile teams, from design and implementation to testing, deployment, and production support. I’ve worked with AWS and Azure, Docker and Kubernetes, and I’ve built automation scripts to streamline deployments and data validation.…Hello! I’m Arnold Sam Kumar Maddela, a Full Stack Developer with 3+ years of experience building and maintaining web applications across financial and enterprise domains. I specialize in back-end development with Java, Spring Boot, and Python for RESTful APIs and microservices, and I enjoy delivering responsive front-ends with React and Angular. I’m comfortable contributing across the full development lifecycle in Agile teams, from design and implementation to testing, deployment, and production support. I’ve worked with AWS and Azure, Docker and Kubernetes, and I’ve built automation scripts to streamline deployments and data validation.

Arnold Sam Kumar Maddela

Full Stack Developer, Back-End Developer, Web Developer, +2

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Hello! I’m Arnold Sam Kumar Maddela, a Full Stack Developer with 3+ years of experience building and maintaining web applications across financial and enterprise domains. I specialize in back-end development with Java, Spring Boot, and Python for RESTful APIs and microservices, and I enjoy delivering responsive front-ends with React and Angular. I’m comfortable contributing across the full development lifecycle in Agile teams, from design and implementation to testing, deployment, and production support. I’ve worked with AWS and Azure, Docker and Kubernetes, and I’ve built automation scripts to streamline deployments and data validation.…Hello! I’m Arnold Sam Kumar Maddela, a Full Stack Developer with 3+ years of experience building and maintaining web applications across financial and enterprise domains. I specialize in back-end development with Java, Spring Boot, and Python for RESTful APIs and microservices, and I enjoy delivering responsive front-ends with React and Angular. I’m comfortable contributing across the full development lifecycle in Agile teams, from design and implementation to testing, deployment, and production support. I’ve worked with AWS and Azure, Docker and Kubernetes, and I’ve built automation scripts to streamline deployments and data validation.

Available to hire

Hello! I’m Arnold Sam Kumar Maddela, a Full Stack Developer with 3+ years of experience building and maintaining web applications across financial and enterprise domains. I specialize in back-end development with Java, Spring Boot, and Python for RESTful APIs and microservices, and I enjoy delivering responsive front-ends with React and Angular.

I’m comfortable contributing across the full development lifecycle in Agile teams, from design and implementation to testing, deployment, and production support. I’ve worked with AWS and Azure, Docker and Kubernetes, and I’ve built automation scripts to streamline deployments and data validation.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Language

English

Fluent

Work Experience

Full Stack Developer at TD Bank

October 1, 2024 - Present

Developed and maintained 5+ microservices using Java and Spring Boot to support transaction processing and budgeting workflows. Implemented secure authentication and authorization using OAuth2, JWT, and RBAC. Optimized relational databases in Amazon RDS (MySQL/PostgreSQL) and integrated Redis caching and asynchronous processing to reduce latency. Built responsive frontend components with React/Redux/TypeScript and dashboards with D3.js. Contributed to CI/CD pipelines and production monitoring.

Associate Software Engineer at MSD

January 1, 2021 - July 1, 2023

Developed backend microservices using Java, Spring Boot, Hibernate, and REST APIs for product catalog, pricing, and order management. Implemented secure authentication with Spring Security/JWT and API gateways with RBAC. Contributed to frontend with Angular/NgRx. Implemented real-time order tracking with WebSocket and STOMP; improved latency by 35%. Supported CI/CD with Azure DevOps, Docker, and Kubernetes. Implemented monitoring with Prometheus, Grafana, and Spring Boot Actuator.