Python Developer

VYSHNAVI M PHONE: +1-513-***-****

Sr. Python Developer E-mail: ************@*****.***

LinkedIn: Vyshnavi M

PROFESSIONAL SUMMARY

Highly accomplished Senior Python Developer with 10+ years of progressive experience architecting, developing, and deploying robust, scalable, and cloud-native applications across diverse industries.

Expert in designing and building distributed systems and microservices using Python (Django, Flask, FastAPI), leveraging advanced ORM tools (Django ORM, SQLAlchemy), and implementing modern API architectures (RESTful, GraphQL, gRPC).

Proficient in crafting rich, responsive user interfaces with React.js, Next.js, Redux, TypeScript, Angular, and Node.js, utilizing leading UI frameworks such as Material UI, Bootstrap, and Tailwind CSS to deliver seamless cross-platform experiences.

Extensive hands-on experience with AWS and Azure cloud platforms, including automated infrastructure provisioning, containerization (Docker, Kubernetes, Helm), CI/CD pipelines (Jenkins, GitHub Actions), and Infrastructure as Code (Terraform, Ansible) for secure, scalable, and cost-efficient deployments.

Strong background in relational and NoSQL databases (PostgreSQL, MySQL, Snowflake, DynamoDB, MongoDB), data modeling, migration, and performance optimization for high-throughput, data-driven applications.

Skilled in integrating messaging and streaming solutions (Kafka, RabbitMQ, Redis) and implementing event-driven architectures for real-time data processing.

Adept at end-to-end API lifecycle management, including design, documentation (Swagger/OpenAPI, Postman, GraphQL Playground), testing (PyTest, UnitTest, Selenium, Cypress), and monitoring (Prometheus, Grafana, AWS CloudWatch), with a strong focus on security (JWT, OAuth2, IAM, OWASP Top 10, Zero-Trust).

Demonstrated leadership in Agile/Scrum environments, driving cross-functional collaboration, mentoring teams, and consistently delivering high-quality, maintainable code through rigorous code reviews and best practices.

Recognized for excellent problem-solving, communication, and stakeholder management skills, enabling successful project delivery and bridging the gap between technical and business teams.

TECHNICAL SKILLS

Category

Technologies

Programming Languages

Python, Java, C++, PL/SQL

Frameworks and Libraries

Django, Flask, FastAPI, NumPy, Pandas, SQLAlchemy, Matplotlib

Frontend Technologies

React.js, Next.js, TypeScript, HTML5, CSS3, Bootstrap, AJAX

Testing

unittest, pytest, Mock, selenium, JMeter

Databases

PostgreSQL, MySQL, MongoDB, DynamoDB

Messaging/Streaming

Kafka, RabbitMQ, Redis

Security

JWT, OAuth2, IAM, OWASP

Cloud & DevOps

AWS (EC2, S3, RDS, Lambda, IAM), Docker, Kubernetes, Terraform, Jenkins, GitHub Actions

Monitoring

Prometheus, Grafana, CloudWatch

IDEs/Editors

PyCharm, VS Code, Jupyter Notebooks, IntelliJ

Version Control & Collaboration

Git, GitHub, GitLab, JIRA

PROFESSIONAL EXPERIENCE

CLIENT: MASTER CARD, ST. LOUIS, MO (JANUARY 2024- PRESENT)

ROLE: SR. FULL STACK PYTHON DEVELOPER

Responsibilities:

Developed a cloud-native web application using Python and Django, following SDLC best practices and modern deployment strategies.

Leveraged Django ORM with PostgreSQL for robust data management, and integrated AWS DynamoDB for high-speed, scalable NoSQL operations, improving overall query efficiency by 40%.

Designed and deployed scalable applications on AWS (Elastic Beanstalk, CloudFront, S3, RDS, Lambda, API Gateway), reducing infrastructure costs by 20% through resource optimization and automated scaling.

Built responsive, accessible front-end interfaces using Next.js (React, Redux, TypeScript), Bootstrap, HTML5, and CSS3, ensuring seamless cross-browser experiences and modern UI standards.

Utilized Pandas and NumPy for backend data transformation, cleaning, and analytics to support business intelligence reporting.

Documented and tested RESTful and GraphQL APIs using Swagger (OpenAPI), Postman, and GraphQL Playground, achieving 99% error-free service communication.

Practiced Test-Driven Development (TDD) with PyTest and Cypress, reducing production bugs by 50% and ensuring robust code quality.

Managed secure permissions and role-based access control with AWS IAM, adhering to OWASP security best practices.

Led Agile ceremonies (sprints, stand-ups, retrospectives) using JIRA and Confluence, resulting in a 20% reduction in project delivery timelines.

Automated CI/CD pipelines with Docker and GitHub Actions, streamlining deployments and improving release reliability.

Led large-scale data migration projects using Python, ensuring minimal downtime and data integrity during transitions from legacy systems to cloud-based platforms.

Integrated Kafka for real-time data streaming and event-driven architectures.

Collaborated with cross-functional teams using Git, GitHub, and Ansible for version control, documentation, and infrastructure automation.

Tech Stack: Python, Django, AWS, PostgreSQL, DynamoDB, Next.js, Bootstrap, JavaScript (ES6+), Pandas, NumPy, Kafka, Docker, GitHub Actions, Git, JIRA, Confluence, Swagger (OpenAPI), Postman, GraphQL Playground, PyTest, Cypress, Ansible, Scrum, OWASP

CLIENT: MEDICA, REMOTE, USA (MARCH 2021 – DECEMBER 2023)

ROLE: SR. PYTHON DEVELOPER

Responsibilities:

Designed, developed, and deployed independent microservices using Django REST Framework (DRF) and Flask, enabling modular architecture, service isolation, and scalable development in distributed AWS cloud environments.

Built robust RESTful APIs with DRF and Flask, ensuring efficient serialization, strict REST principles, API versioning, and backward compatibility for seamless integration and extensibility across services.

Developed microservices for core business domains (authentication, user management, payment processing), achieving high availability, clear service boundaries, and fault tolerance through containerization and orchestration.

Integrated third-party APIs and internal services using gRPC and GraphQL, enhancing interoperability and supporting both synchronous and asynchronous communication patterns within the microservices ecosystem.

Implemented secure authentication and authorization using JWT, OAuth2, and role-based access control, following zero-trust security and OWASP best practices.

Optimized service performance with Redis caching, database indexing, and asynchronous background processing using Celery and RabbitMQ, resulting in low-latency, scalable APIs.

Automated infrastructure provisioning and configuration management with Terraform and Ansible, enabling repeatable, error-free deployments and rapid scaling.

Developed comprehensive unit, integration, and end-to-end test suites using PyTest, UnitTest, and Cypress, supporting fast, reliable CI/CD pipelines with Jenkins and GitHub Actions.

Authored detailed API documentation using Swagger (OpenAPI), Postman, and GraphQL Playground, facilitating efficient API consumption by internal and external teams.

Monitored and troubleshot microservices in production using AWS CloudWatch, Prometheus, and Grafana, ensuring uptime, performance, and rapid incident response.

Conducted peer code reviews, enforced clean coding standards, and managed collaboration using Git, GitHub, and GitLab.

Containerized microservices with Docker, orchestrated deployments with Kubernetes and Helm, and managed traffic with Nginx as a reverse proxy.

Managed independent relational databases (PostgreSQL, MySQL) with SQLAlchemy ORM for each microservice, supporting data isolation and scalability.

Deployed and managed microservices and APIs on AWS (EC2, S3, RDS, Lambda, CloudWatch), ensuring secure, elastic, and cost-effective cloud infrastructure.

Documented technical processes and best practices in Confluence, supporting knowledge sharing and onboarding in Agile Scrum teams.

Tech Stack: Python, Django REST Framework, Flask, FastAPI, RESTful APIs, Microservices Architecture, gRPC, GraphQL, JWT, OAuth2, PostgreSQL, SQLAlchemy, Redis, Celery, RabbitMQ, Docker, Kubernetes, Helm, Nginx, Linux, Git, GitHub, Jenkins, GitHub Actions, PyTest, Cypress, Postman, AWS (EC2, S3, RDS, Lambda, CloudWatch), Terraform, Ansible, Prometheus, Grafana, Confluence, Agile, Scrum, OWASP.

CLIENT: AMWAY, ADA, MI (JANUARY 2019 – FEBRUARY 2021)

ROLE: SR. PYTHON DEVELOPER

Responsibilities:

Designed and implemented scalable, asynchronous RESTful APIs and microservices using FastAPI, leveraging async/await and Python’s asyncio for high-performance, concurrent request handling in cloud-native environments.

Defined clear service boundaries and domain-driven microservices (user management, payments, notifications), ensuring modularity, independent scaling, and ease of maintenance.

Utilized Pydantic for robust data validation and serialization, ensuring type safety, minimizing runtime errors, and benefiting from FastAPI’s automatic OpenAPI/Swagger and ReDoc documentation for an excellent developer experience.

Developed secure authentication and authorization mechanisms using OAuth2, JWT tokens, and FastAPI’s security utilities, adhering to OWASP security best practices.

Integrated FastAPI with SQLAlchemy ORM and PostgreSQL for efficient, scalable database operations, and supported additional databases (MySQL, cloud-native) as required.

Managed asynchronous background tasks and distributed workflows using Celery and Redis for processes such as email notifications, payment processing (including PayPal API integration), and large-scale data operations.

Built and maintained comprehensive automated test suites using PyTest, UnitTest, and Postman; implemented Cypress for end-to-end testing of integrated workflows, ensuring high reliability and rapid feedback.

Containerized microservices with Docker and orchestrated deployments using Kubernetes and Helm, enabling high availability, scalability, and consistent environments across development and production.

Automated infrastructure provisioning and deployments with Terraform and Ansible, and implemented CI/CD pipelines using Jenkins and GitHub Actions for seamless delivery to AWS (EC2, S3, Lambda, RDS, API Gateway).

Optimized microservice performance with advanced Redis caching, load balancing via Nginx, and real-time monitoring using Prometheus and Grafana, ensuring low latency and high system reliability.

Collaborated closely with front-end teams (React, TypeScript, HTML5, CSS3, Bootstrap) to deliver seamless full-stack solutions and modern user experiences.

Documented technical designs, processes, and best practices in Confluence, supporting team knowledge sharing and onboarding in Agile Scrum environments.

Employed modern development tools and practices including Git, GitHub, GitLab, Jira, Visual Studio Code, and IntelliJ for collaborative, high-quality, and efficient development cycles.

Tech Stack: Python, FastAPI, Pydantic, SQLAlchemy, PostgreSQL, MySQL, RESTful APIs, Celery, Redis, Docker, Kubernetes, Helm, AWS (EC2, S3, Lambda, RDS, API Gateway), Terraform, Ansible, Jenkins, GitHub Actions, Git, GitLab, Jira, Agile Scrum, HTML5, CSS3, JavaScript (ES6+), React, TypeScript, Bootstrap, Nginx, Prometheus, Grafana, Visual Studio Code, IntelliJ, UnitTest, PyTest, Cypress, Postman, Confluence, OWASP.

CLIENT: ATOS SYNTEL, INDIA (JUNE 2014 - AUGUST 2018)

ROLE: PYTHON DEVELOPER

Responsibilities:

Developed and maintained Python-based web applications using the Django framework, applying object-oriented programming (OOP) and design patterns for modular, scalable, and maintainable code.

Designed and implemented MVC architecture to ensure separation of concerns and optimized project structure.

Built cloud-native solutions by integrating AWS services (EC2, S3, RDS, SQS, SNS, Lambda), focusing on high availability, scalability, and cost efficiency.

Automated infrastructure provisioning and deployment with Terraform and Ansible, reducing manual errors and speeding up delivery.

Wrote and optimized complex SQL and PL/SQL queries for large-scale data management in PostgreSQL, MySQL, and Snowflake environments.

Developed responsive, accessible user interfaces using HTML5, CSS3, JavaScript (ES6+), and Tailwind CSS, ensuring cross-browser compatibility and modern UI standards.

Integrated third-party APIs (REST, SOAP, WSDL) and external libraries to extend application functionality and meet evolving business requirements.

Implemented unit and integration testing with PyTest and ensured code quality through static analysis tools like SonarQube.

Managed code versioning and team collaboration using Git and GitHub, following Agile best practices.

Participated in daily stand-ups, sprint planning, and retrospectives as part of an Agile team, contributing to continuous improvement and timely project delivery.

Documented technical processes and workflows in Confluence, creating clear guidelines for current and future developers.

Proactively resolved complex application issues, minimizing production disruptions and improving system reliability.

Tech Stack: Python, Django, AWS (EC2, S3, RDS, SQS, SNS, Lambda), Terraform, Ansible, SQL, PL/SQL, PostgreSQL, MySQL, Snowflake, HTML5, CSS3, JavaScript (ES6+), Tailwind CSS, REST, SOAP, WSDL, JSON, Git, GitHub, PyTest, SonarQube, Confluence, Agile.

Contact this candidate