JRoy

JRoy

Full Stack Python Developer
United States of America
English

نبذة عني

Full-Stack Python Developer with 11 years of experience in designing, developing, and optimizing high performance applications across web, desktop, data science, and cloud environments. Proficient in a diverse range of P…

الخبرة

Full Stack Python Developer

TETRA TECH
Jul 2022 - حتى الآن · 4 سنوات

Designed and deployed high-performance RESTful APIs using Django REST Framework and Flask, processing 10M+ monthly transactions.
Developed scalable microservices with FastAPI and Docker, improving response times by 40%.
Built real-time data dashboards with Plotly Dash and Flask for business intelligence.
Integrated AI-driven recommendation engines into cloud services using AWS Lambda and S3.
Led monolithic-to-microservices migration, ensuring seamless Kubernetes deployments.
Automated CI/CD pipelines with GitHub Actions and Jenkins, streamlining testing and deployment.
Mentored junior developers in Python best practices, test-driven development, and data processing.
Managed cloud infrastructure with AWS (EC2, S3, Lambda, RDS) for high availability.
Implemented OAuth2, JWT authentication, and role-based access control (RBAC) for API security.
Optimized database performance with PostgreSQL, MySQL, and MongoDB, ensuring efficient queries.
Designed asynchronous task processing with Celery & Redis, improving background job execution.

Full-Stack Python Developer

Remote
Jul 2022 - حتى الآن · 4 سنوات

Designed and deployed high-performance RESTful APIs using Django REST Framework and Flask, processing 10M+ monthly transactions.
Developed scalable microservices with FastAPI and Docker, improving response times by 40%.
Built real-time data dashboards with Plotly Dash and Flask for business intelligence.
Integrated AI-driven recommendation engines into cloud services using AWS Lambda and S3.
Led monolithic-to-microservices migration, ensuring seamless Kubernetes deployments.
Automated CI/CD pipelines with GitHub Actions and Jenkins, streamlining testing and deployment.
Mentored junior developers in Python best practices, test-driven development, and data processing.
Managed cloud infrastructure with AWS (EC2, S3, Lambda, RDS) for high availability.
Implemented OAuth2, JWT authentication, and role-based access control (RBAC) for API security.
Optimized database performance with PostgreSQL, MySQL, and MongoDB, ensuring efficient queries.
Designed asynchronous task processing with Celery & Redis, improving background job execution.

Senior Python Developer

Tetra Tech
May 2019 - Jun 2022 · 3 سنوات 1 شهر

Developed a Django + React e-commerce platform, increasing user engagement by 25%.
Optimized backend workflows with Celery and RabbitMQ, improving system reliability.
Built ETL pipelines using Apache Airflow, reducing reporting delays by 50%.
Enhanced API performance with SQLAlchemy optimizations and Redis caching.
Integrated third-party APIs (Stripe, PayPal, social media) for seamless payments and user interactions.
Implemented automated testing frameworks, achieving 90% code coverage and 60% fewer production
bugs.
Led DevOps initiatives, containerizing applications with Docker and deploying on AWS ECS.

Senior Python Developer

Tetra Tech | Remote
May 2019 - Jun 2022 · 3 سنوات 1 شهر

Developed a Django + React e-commerce platform, increasing user engagement by 25%.
Optimized backend workflows with Celery and RabbitMQ, improving system reliability.
Built ETL pipelines using Apache Airflow, reducing reporting delays by 50%.
Enhanced API performance with SQLAlchemy optimizations and Redis caching.
Integrated third-party APIs (Stripe, PayPal, social media) for seamless payments and user interactions.
Implemented automated testing frameworks, achieving 90% code coverage and 60% fewer production bugs.
Led DevOps initiatives, containerizing applications with Docker and deploying on AWS ECS.

Python Software Engineer

GENESIS IT LAB
Jun 2016 - Apr 2019 · 2 سنوات 10 أشهر

Developed a logistics tracking system with Flask and MongoDB, improving supply chain efficiency.
Conducted large-scale data analysis using NumPy and Pandas, generating insights for finance teams.
Built NLP models with NLTK and spaCy for text classification.
Designed SOAP & REST APIs, ensuring compatibility across legacy and modern systems.
Optimized PostgreSQL queries, reducing execution time and database overhead.
Automated recurring tasks, saving 500+ hours annually through Python scripting.
Ensured code reliability with PyTest-driven unit and integration testing.

Python Software Engineer

Genesis IT Lab
Jun 2016 - Apr 2019 · 2 سنوات 10 أشهر

Developed a logistics tracking system with Flask and MongoDB, improving supply chain efficiency.
Conducted large-scale data analysis using NumPy and Pandas, generating insights for finance teams.
Built NLP models with NLTK and spaCy for text classification.
Designed SOAP & REST APIs, ensuring compatibility across legacy and modern systems.
Optimized PostgreSQL queries, reducing execution time and database overhead.
Automated recurring tasks, saving 500+ hours annually through Python scripting.
Ensured code reliability with PyTest-driven unit and integration testing.

Juinor Python Developer

Airbnb
Jun 2013 - May 2016 · 2 سنوات 11 أشهر

Contributed to a Django-based client management system, streamlining onboarding workflows.
Improved frontend responsiveness using AJAX and jQuery with Flask backends.
Automated data extraction from multiple sources with BeautifulSoup and Selenium.
Developed batch-processing scripts for financial data, optimizing reporting efficiency.
Created data exploration prototypes in Jupyter Notebooks.
Assisted in code reviews, enforcing PEP 8 standards and clean documentation.

Junior Python Developer

Airbnb
Jun 2013 - May 2016 · 2 سنوات 11 أشهر

Contributed to a Django-based client management system, streamlining onboarding workflows.
Improved frontend responsiveness using AJAX and jQuery with Flask backends.
Automated data extraction from multiple sources with BeautifulSoup and Selenium.
Developed batch-processing scripts for financial data, optimizing reporting efficiency.
Created data exploration prototypes in Jupyter Notebooks.
Assisted in code reviews, enforcing PEP 8 standards and clean documentation.

المهارات

بوتستراب ماي إس كيو إل بايثون (لغة برمجة) علم البيانات ديف أوبس فلاسك (إطار عمل لتطبيقات الويب باستخدام Python) تطوير الشامل جيت وجيت هاب جراف كيو إل (GraphQL) جافا سكريبت نومباي (مكتبة لغة Python) Oracle SQL المحترف تايب سكريبت فيو جي إس أنغولار التكامل المستمر / التسليم المستمر تعلم الآلة تطوير البرنامج وحدات تحكم المنطق القابلة للبرمجة جدولة المشروع ريأكت (إطار عمل لتطوير واجهات المستخدم) بناء الأتمتة البرمجة Programming & Web Development: Python (2.x–3.x), JavaScript, TypeScript, HTML5, CSS3 TypeScript HTML5 CSS3 Django FastAPI Pyramid Tornado Bottle Flask-Bootstrap Jinja2 Templates RESTful APIs gRPC WebSockets Socket.IO Celery Pandas SciPy TensorFlow PyTorch Scikit-learn Keras OpenCV Hugging Face NLTK spaCy Gensim Apache Spark PySpark Hadoop Apache Kafka Apache Airflow Snowflake PostgreSQL SQLite MongoDB Cassandra Redis DynamoDB SQLAlchemy PyTest Unittest
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