**Ronesh Singh**
Full Stack Developer
roneshmsingh@gmail.com | 774-534-1581 | Orleans, MA 02653 | LinkedIn

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### **PROFESSIONAL SUMMARY**
Dynamic Full Stack Developer with 4+ years of experience in building robust software solutions. Expertise in enhancing system performance, scalability, and user experience through backend and frontend development. Skilled in leading cross-functional teams and managing full software development life cycles. Proficient in multiple programming languages and tools, with a focus on efficient, high-quality code.

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### **PROFESSIONAL EXPERIENCE**

**CVS, Wellesley, MA** | **Full Stack Developer** | May 2022 – Present
- Developed high-performance backend systems using **Spring Boot, Nest.js, and GraphQL**, improving scalability.
- Enhanced real-time data exchange via **RESTful endpoints**, reducing response times by **30%**.
- Converted monolithic apps to **microservices**, cutting deployment times by **25%**.
- Led cross-functional teams in system architecture design and feature implementation.
- Migrated from **GitLab to GitHub**, improving collaboration and workflow efficiency.
- Automated testing with **Jest, JUnit, Postman, and Selenium**, increasing coverage by **40%**.
- Managed deployments using **Kubernetes and Docker**, optimizing load balancing.
- Improved database efficiency with **MongoDB and Cassandra**, enhancing query performance.
- Integrated **Socket.io** for real-time communication, boosting user engagement.

**Environment:** Spring Boot, Nest.js, GraphQL, Microservices, Kubernetes, Docker, MongoDB, Cassandra, CI/CD (Harness, CircleCI)

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**AbbVie, Chicago, IL** | **Full Stack Developer** | Jan 2021 – May 2022
- Built backend services with **Spring Boot and Java EE**, optimizing performance.
- Engineered **RESTful endpoints** with **Apache Kafka** for real-time data sync.
- Designed user-centric UIs using **React.js and Angular**, integrated with **AWS Elasticsearch**.
- Orchestrated **microservices with Spring Cloud and Docker**, improving uptime by **20%**.
- Managed **PostgreSQL, Oracle, and MySQL**, increasing data retrieval speed by **15%**.
- Automated testing with **Selenium WebDriver**, reducing bug rates by **40%**.
- Established **CI/CD pipelines with Jenkins**, accelerating deployment cycles.

**Environment:** Spring Boot, Java EE, Kafka, React.js, AWS, Docker, Jenkins, PostgreSQL

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**HMS, Irving, TX** | **Software Engineer** | Apr 2019 – Dec 2020
- Developed Java apps using **Spring Boot and Spring Batch**, improving processing speed by **20%**.
- Built interactive UIs with **JavaScript, jQuery, and AJAX**, enhancing user engagement.
- Optimized **Oracle, MySQL, and MongoDB**, reducing data access times by **25%**.
- Integrated **Kafka and SOAP/REST** for real-time data streaming.
- Deployed apps on **IBM WebSphere, WebLogic, and Apache Tomcat**.
- Conducted code reviews and Agile practices, ensuring project timelines.

**Environment:** Java, Spring Boot, Angular, Kafka, JPA, Jenkins, Microservices

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### **TECHNICAL SKILLS**
- **Languages:** Java, JavaScript, Python, C++
- **Frameworks:** Spring Boot, Nest.js, React.js, Angular, Django
- **Databases:** PostgreSQL, MongoDB, MySQL, Oracle, Cassandra
- **DevOps:** Docker, Kubernetes, Jenkins, CI/CD (CircleCI, Harness)
- **Cloud:** AWS, Azure, Google Cloud
- **Testing:** Selenium, JUnit, Jest, Postman

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### **EDUCATION**
**Bridgewater State University, MA** | Bachelor of Science in Computer Science

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