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Hi, I'm Sai Shishir Mamidi, a Senior Full Stack Engineer with 10+ years of experience designing and delivering scalable web applications and microservices using Python (Django, FastAPI, Flask), Node.js, and ReactJS with TypeScript. I excel at building cloud-native systems on AWS, applying SOLID principles, and delivering robust, maintainable code. I enjoy collaborating with cross-functional teams to turn complex requirements into reliable software, implementing CI/CD pipelines, automating tasks, and leveraging AI/LLM integrations to drive automation and insights. I thrive in distributed environments and focus on performance, security, and a great user experience.…Hi, I'm Sai Shishir Mamidi, a Senior Full Stack Engineer with 10+ years of experience designing and delivering scalable web applications and microservices using Python (Django, FastAPI, Flask), Node.js, and ReactJS with TypeScript. I excel at building cloud-native systems on AWS, applying SOLID principles, and delivering robust, maintainable code. I enjoy collaborating with cross-functional teams to turn complex requirements into reliable software, implementing CI/CD pipelines, automating tasks, and leveraging AI/LLM integrations to drive automation and insights. I thrive in distributed environments and focus on performance, security, and a great user experience.

Sai Shishir Mamidi

Full Stack Developer, Web Developer, Back-End Developer, +3

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Hi, I'm Sai Shishir Mamidi, a Senior Full Stack Engineer with 10+ years of experience designing and delivering scalable web applications and microservices using Python (Django, FastAPI, Flask), Node.js, and ReactJS with TypeScript. I excel at building cloud-native systems on AWS, applying SOLID principles, and delivering robust, maintainable code. I enjoy collaborating with cross-functional teams to turn complex requirements into reliable software, implementing CI/CD pipelines, automating tasks, and leveraging AI/LLM integrations to drive automation and insights. I thrive in distributed environments and focus on performance, security, and a great user experience.…Hi, I'm Sai Shishir Mamidi, a Senior Full Stack Engineer with 10+ years of experience designing and delivering scalable web applications and microservices using Python (Django, FastAPI, Flask), Node.js, and ReactJS with TypeScript. I excel at building cloud-native systems on AWS, applying SOLID principles, and delivering robust, maintainable code. I enjoy collaborating with cross-functional teams to turn complex requirements into reliable software, implementing CI/CD pipelines, automating tasks, and leveraging AI/LLM integrations to drive automation and insights. I thrive in distributed environments and focus on performance, security, and a great user experience.

Available to hire

Hi, I’m Sai Shishir Mamidi, a Senior Full Stack Engineer with 10+ years of experience designing and delivering scalable web applications and microservices using Python (Django, FastAPI, Flask), Node.js, and ReactJS with TypeScript. I excel at building cloud-native systems on AWS, applying SOLID principles, and delivering robust, maintainable code.

I enjoy collaborating with cross-functional teams to turn complex requirements into reliable software, implementing CI/CD pipelines, automating tasks, and leveraging AI/LLM integrations to drive automation and insights. I thrive in distributed environments and focus on performance, security, and a great user experience.

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Work Experience

Sr. Python Developer at Dollar Bank

October 1, 2024 - Present

Engineered end-to-end full-stack solutions across the SDLC for scalable financial applications; designed backend services using Python (Django, FastAPI) and microservices; developed optimized CRUD operations with Django ORM; built responsive UI with ReactJS, JavaScript, HTML5, and AJAX; implemented asynchronous task processing with Celery, RabbitMQ, and Redis; designed scalable API layers on AWS; performed code reviews and enforced coding standards; implemented logging and observability with Elasticsearch; optimized MySQL queries and schemas; managed CI/CD via Jenkins; automated data pipelines with distributed processing (PySpark).

Python Developer at Elevance Health

June 1, 2022 - September 30, 2024

Analyzed business requirements and designed scalable healthcare web applications using modular Python architecture with microservices; built RESTful APIs with Django and FastAPI; integrated cloud-native data pipelines using AWS S3 and Lambda; utilized Cassandra and MongoDB for high availability; implemented Elasticsearch for indexing and analytics; applied TDD with unit/integration tests; automated CI/CD workflows with Jenkins; built real-time dashboards and explored Generative AI workflows for data processing and insights.

Python Developer at PNC

April 1, 2019 - May 31, 2022

Translated complex business requirements into scalable services; developed backend using Django/Flask with RESTful APIs; designed and optimized relational databases (MySQL) with normalization, stored procedures, triggers, and views; built server-side logic with Node.js for real-time features; implemented SOA/MVC patterns; collaborated with Product/UX and offshore teams; contributed to CI/CD pipelines and cloud deployments; integrated third-party services and AI-driven workflows.

Software Developer at KnoahSoft

September 1, 2015 - November 30, 2018

Gained experience gathering requirements and developing scalable web applications using Python (Django, Flask) with MVC; designed MySQL schemas and wrote complex SQL (stored procedures, triggers, views); built REST APIs and dynamic frontends with HTML/CSS/JavaScript/jQuery/ AJAX; implemented reusable UI components with Adobe CQ/AEM; led offshore development efforts and participated in Agile processes; explored Generative AI concepts to automate workflows and improve productivity.