**Sai Kumar Vaddepally**
Open to Relocation | MD, USA
+1 (443) 710-1660
saikumar.vaddepally34@gmail.com
LinkedIn | GitHub

### **EDUCATION**
**University of Maryland, Baltimore County, USA**
Aug 2022 - May 2024
Master of Computer Science

**Jawaharlal Nehru Technological University (BVRIT), India**
Aug 2016 - May 2020
Bachelor of Computer Science

### **SKILLS**
**Languages:** Java, JavaScript, Python, C++, Data Structures & Algorithms
**Databases:** MySQL (RDBMS), PostgreSQL, MongoDB (NoSQL), Hibernate, Mongoose, JDBC, H2
**Backend:** Spring MVC, Spring Boot, Microservices, Node.js, Express.js, RESTful
**Frontend:** HTML, CSS, Angular, React, Bootstrap, Tailwind CSS
**Tools:** Postman, Maven, Apache Tomcat, JIRA, IntelliJ, Eclipse, Visual Studio Code
**CI/CD:** Git/Bitbucket, Docker, Jenkins, Kubernetes
**Testing Tools:** Selenium WebDriver, JUnit, Mockito, TestNG, Unit Testing, TDD, BDD
**Operating Systems:** Linux (Bash), Ubuntu, Windows, macOS
**AI/ML:** OpenAI, ChatGPT, Large Language Models
**Cloud:** AWS (EC2, Lambda, S3, RDS, SQS, CloudWatch, IAM, Auto Scaling, Aurora)

### **PROFESSIONAL EXPERIENCE**
**Audio One Inc, Bethesda, MD**
Feb 2024 - Present | Software Developer
- Developed scalable RESTful APIs using Node.js in a microservices architecture.
- Extracted dialogue from audio sources and transformed it into JSON for language translation using OpenAI.
- Built multilingual functionalities with AI tools (OpenAI & Deepgram), improving translation speed and accuracy.
- Optimized MongoDB queries using Mongoose, enhancing performance for high-load applications.
- Integrated chatbot services for onboarding and real-time FAQ support.

**University of Maryland, Baltimore County, MD**
Aug 2022 - May 2024 | Software Development Mentor (TA)
- Conducted Java and Python workshops, improving student proficiency in algorithms and data structures.
- Led practical sessions on Git and Jenkins, enhancing CI/CD understanding and skills.

**Wavemaker, Hyderabad, India**
Jun 2021 - Aug 2022 | Software Development Engineer in Test
- Built a Java-based automation framework with Selenium, reducing release time by 50%.
- Designed Spring Boot APIs with JPA & Hibernate, cutting query latency by 20%.
- Optimized CI/CD workflows with Docker and Jenkins, reducing build/deployment times by 35%.
- Led code reviews, reducing critical errors by 15%.
- Deployed scalable microservices on AWS with Docker/ECS, achieving 99.9% uptime.
- Managed container orchestration with Kubernetes for efficient peak load handling.

Dec 2019 - May 2021 | Associate Software Engineer
- Developed dynamic UIs with React.js, improving user experience and conversion rates.
- Implemented unit testing (JUnit/Mockito), increasing code coverage by 25%.
- Enhanced Java/Spring Boot REST APIs, reducing response times.
- Integrated OAuth 2.0 & OpenID Connect for secure authentication.

### **PROJECTS**
**MultiLanguage Voice App** | Node.js, OpenAI, ElevenLabs, Deepgram
- Integrated ElevenLabs for voice quality retention during translations, boosting efficiency by 30%.
- Used Deepgram for text extraction and OpenAI for translations, ensuring high-fidelity conversions.

**Breast-Cancer Detection with Explainable AI** | Python, ResNet-50, Machine Learning
- Applied ResNet-50 in a CNN for breast cancer detection, improving accuracy by 60%.
- Enhanced tumor classification with explainable AI techniques.

**Distributed File Sharing System** | Python, Sockets, Cryptography
- Built a secure, AES-encrypted P2P file-sharing system.
- Implemented directory services for efficient file access control and peer management.

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