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Hi, I’m Sai Sri Krishna Duggina, a proactive software engineer with a solid foundation in full-stack development, cloud computing, and data engineering. I enjoy turning complex challenges into scalable, data-driven solutions and collaborating with cross-functional teams to ship reliable products. Currently pursuing an MCA focused on storage and cloud technologies, I have hands-on experience building back-end APIs with Java and Spring Boot, crafting dynamic front-ends with Angular and React, and managing cloud resources on AWS and Azure. I’m always learning and looking for opportunities to apply my skills in real-world projects.…Hi, I’m Sai Sri Krishna Duggina, a proactive software engineer with a solid foundation in full-stack development, cloud computing, and data engineering. I enjoy turning complex challenges into scalable, data-driven solutions and collaborating with cross-functional teams to ship reliable products. Currently pursuing an MCA focused on storage and cloud technologies, I have hands-on experience building back-end APIs with Java and Spring Boot, crafting dynamic front-ends with Angular and React, and managing cloud resources on AWS and Azure. I’m always learning and looking for opportunities to apply my skills in real-world projects.

Sai Sri Krishna Duggina

Full Stack Developer, Data Scientist, Cloud Developer, +3

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Hi, I’m Sai Sri Krishna Duggina, a proactive software engineer with a solid foundation in full-stack development, cloud computing, and data engineering. I enjoy turning complex challenges into scalable, data-driven solutions and collaborating with cross-functional teams to ship reliable products. Currently pursuing an MCA focused on storage and cloud technologies, I have hands-on experience building back-end APIs with Java and Spring Boot, crafting dynamic front-ends with Angular and React, and managing cloud resources on AWS and Azure. I’m always learning and looking for opportunities to apply my skills in real-world projects.…Hi, I’m Sai Sri Krishna Duggina, a proactive software engineer with a solid foundation in full-stack development, cloud computing, and data engineering. I enjoy turning complex challenges into scalable, data-driven solutions and collaborating with cross-functional teams to ship reliable products. Currently pursuing an MCA focused on storage and cloud technologies, I have hands-on experience building back-end APIs with Java and Spring Boot, crafting dynamic front-ends with Angular and React, and managing cloud resources on AWS and Azure. I’m always learning and looking for opportunities to apply my skills in real-world projects.

Available to hire

Hi, I’m Sai Sri Krishna Duggina, a proactive software engineer with a solid foundation in full-stack development, cloud computing, and data engineering. I enjoy turning complex challenges into scalable, data-driven solutions and collaborating with cross-functional teams to ship reliable products.

Currently pursuing an MCA focused on storage and cloud technologies, I have hands-on experience building back-end APIs with Java and Spring Boot, crafting dynamic front-ends with Angular and React, and managing cloud resources on AWS and Azure. I’m always learning and looking for opportunities to apply my skills in real-world projects.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Language

English

Advanced

Tamil

Advanced

Work Experience

Full Stack Developer Intern at Intellect AI / Intellect Design Arena

February 1, 2025 - Present

Built robust back-end APIs with Java/Spring Boot and front-end with Angular, HTML, CSS; converted to production-ready features; integrated with AWS S3/EC2, Lambda, RDS; implemented ETL pipelines using Python and Spark; dockerized apps; created CI/CD pipelines with Jenkins; collaborated across teams; delivered scalable, production-ready features.

Full Stack Developer Intern at Intellect AI, Intellect Design Arena

February 1, 2025 - Present

Built robust backend APIs with Java and Spring Boot; designed dynamic, responsive front-ends using Angular, HTML, CSS, and TypeScript. Migrated toward Python-based data engineering with ETL pipelines (Apache Spark, PySpark) for analytics and reporting. Managed data storage and compute solutions on AWS S3 and EC2, automating scalable ETL processes with Lambda and Step Functions, and optimized analytical queries with Redshift. Collaborated with cross-functional teams to translate architecture diagrams into actionable business outcomes; delivered production-ready features and navigated real-world technical challenges. Strengthened the scalability of web applications by integrating cloud technologies and working effectively in fast-paced agile environments. Engineered a star-schema data warehouse in Azure Synapse Analytics with dedicated SQL pools, optimizing staging, fact, and dimension tables for performance using distribution and indexing strategies. Used COPY INTO to bulk load data fro

Full Stack Developer Intern at Intellect Design Arena

February 1, 2025 - Present

Started as a Java Full Stack Developer, building robust backend APIs with Java and Spring Boot, and designing dynamic front-ends using Angular, HTML, CSS, and TypeScript. Transitioned to Python-based data engineering, implementing ETL pipelines and distributed data workflows with Apache Spark (PySpark) for analytics and reporting. Managed data storage on AWS S3 and EC2, automated scalable ETL processes with AWS Lambda and Step Functions, and optimized analytical queries with Amazon Redshift. Containerized applications with Docker, set up CI/CD pipelines with Jenkins for seamless deployment, and implemented serverless data processing workflows. Worked with PostgreSQL/MySQL/Oracle for complex queries, collaborated across engineering, design and business stakeholders, delivered production-ready features, and strengthened scalability and cloud integration. Documented pipelines and dashboards, and built Power BI dashboards connected to Synapse Analytics for real-time insights. Led security

Cloud & AI Intern at Edunet Foundation (IBM Skills Build & IBM Cloud Platform)

August 1, 2024 - September 28, 2025

Collaborated on cloud and AI learning projects; built basic data pipelines and hands-on exercises with IBM Cloud; documented workflows and best practices.

Project/Internship at Edunet Foundation (Collaboration with IBM Skills Build & IBM Cloud Platform)

August 1, 2024 - September 28, 2025

Enhancing the College Admission Process with an Intelligent Chatbot: designed and implemented a chatbot using WatsonX Assistant with NLP capabilities to understand customer queries and provide personalized responses. Performed data visualization by importing and analyzing data with Python libraries (Pandas, Matplotlib). Built a scatter plot to analyze the correlation between temperature and humidity values for improved interpretability. Implemented advanced data visualization with Matplotlib for refined UI, including fine-tuned plot aesthetics and customized graphical elements. Created a modular codebase with CI/CD pipelines to enable seamless deployment and cloud-based processing; translated analytical requirements into well-structured data models and pipelines aligned with business goals. Delivered production-ready features and documented the end-to-end solution for reuse.

AI/ML Intern at AWS (Amazon Web Services)

December 31, 2022 - September 28, 2025

Built predictive models using linear regression to estimate house prices, and performed supervised learning with labeled data and unsupervised clustering (K-means) to identify patterns and customer segments. Worked with Python for data preprocessing, model development and evaluation, and earned the AWS Academy certification in Machine Learning. Practiced end-to-end ML workflow on real-world datasets.

AI/ML Intern at AWS Virtual Internship

December 1, 2022 - September 28, 2025

Built predictive models using linear regression to estimate house prices; segmented customers with K-means; trained and evaluated models on real-world datasets; worked with Python libraries; gained AWS ML certification.

AI ML Intern at AWS Virtual Internship

December 1, 2022 - September 28, 2025

Built predictive models using linear regression to estimate house prices, demonstrating supervised learning concepts. Segmented customers with K-means clustering to identify patterns and practical groupings. Practiced both supervised (labeled data) and unsupervised (unlabeled data) machine learning approaches on real-world datasets. Extensively used Python for data preprocessing, model development, and evaluation of ML tasks. Earned AWS Academy certification in Machine Learning, validating foundational knowledge in AI/ML algorithms and cloud-based tools.

Salesforce Virtual Internship at Salesforce

October 31, 2022 - September 28, 2025

Implemented Apex triggers and SOQL queries, performed CRUD operations and asynchronous callouts, and established, tested and optimized trigger logic. Developed test data methods, wrote and refactored tests for different conditions, executed bulk tests and validated trigger functionality in Salesforce Apex.

Salesforce Internship at Salesforce Virtual Internship

October 1, 2022 - September 28, 2025

Implemented Apex triggers, SOQL queries, DML operations, asynchronous callouts; developed test classes; built data management workflows for CRM processes.

Salesforce Virtual Internship at Salesforce Virtual Internship

October 1, 2022 - September 28, 2025

Implemented Apex triggers, SOQL queries, contextual variables, DMLOperations, and asynchronous callouts. Established, tested, and optimized triggers to manage related records and enforce business logic. Developed test utilities, created reusable test data methods, and refactored test methods for different conditions; executed bulk tests and verified trigger functionality in Salesforce. Built and refined a test suite to demonstrate expertise in Apex development and process automation.