sowmya chilekampalli
Phoenix,AZ
Summary
Java Full Stack Developer with over 12 years of experience in software design, development, and implementation in data-intensive environments. Proficient in data delivery processes leveraging Java/J2EE, ETL/ELT methodologies, and modern cloud technologies, with expertise in creating robust APIs, designing data architectures, and utilizing data visualization tools.
Overview
14
14
years of professional experience
1
1
Certification
Work History
Java Full Stack Developer
American Express
AZ
09.2024 - 07.2025
- Developed robust APIs for various data sets, supporting transaction processing.
- Built microservices and batch update APIs to enhance data onboarding efficiency.
- Validated API functionality using Postman; improved security through OAuth2 and JWT implementation.
- Utilized Splunk for performance monitoring and log analysis, developing dashboards for real-time insights.
Sr Lead in UPI Design and Development
National Payments Corporation of India
India
11.2016 - 08.2024
- Designed and implemented scalable architecture for data delivery from Snowflake to One Lake Data Warehouse.
- Developed containerized microservices using Docker and Kubernetes, enhancing deployment efficiency.
- Executed data transformations using GraphQL; managed CI/CD pipelines with Jenkins and AWS Lambda.
Technical Analyst
Infosys
India
04.2011 - 10.2016
- Engaged in the full software development lifecycle to deliver web applications employing AJAX and RESTful services.
- Implemented microservices architecture and designed enterprise APIs; utilized Swagger for documentation.
- Conducted database development involving PL/SQL and SQL tuning for optimal application performance.
Education
Post-Graduation Diploma - Artificial Intelligence and Machine Learning
Indian Institute of Technology
01.2020
Bachelor of Science - Computer Science and Engineering
Jawaharlal Nehru Technological University
01.2009
Skills
- Programming Languages: Java, SQL, PL/SQL, Python, C, Bash/Shell
- Frameworks: Spring (MVC, Boot, Security), Hibernate, Struts, Microservices
- Databases: Snowflake, Oracle, MySQL, PostgreSQL, Cassandra, Couchbase
- Tools & Technologies: Qlik Sense, QlikView, Postman, Swagger, Docker, Kubernetes, Jenkins, Git
- Cloud Services: AWS (EC2, S3, RDS, Lambda, EKS), Azure
- Data Processing: ETL/ELT, Kafka, Spark, RESTful & SOAP web services
- Version Control: Git, SVN, JIRA
Certification
- AWS Certified Solutions Architect
- Certified Kubernetes Administrator (CKA)
Timeline
Java Full Stack Developer
American Express
09.2024 - 07.2025
Sr Lead in UPI Design and Development
National Payments Corporation of India
11.2016 - 08.2024
Technical Analyst
Infosys
04.2011 - 10.2016
Bachelor of Science - Computer Science and Engineering
Jawaharlal Nehru Technological University
Post-Graduation Diploma - Artificial Intelligence and Machine Learning
Indian Institute of Technology