Ravi S.

Full Stack Developer | Data Engineering | React | Next.js | Python | AWS & DevOps Hi, I’m Ravi Singh, a Top Rated Plus Full Stack Developer and DevOps Engineer with 9+ years of experience building scalable SaaS platforms, enterprise applications, dashboards, and cloud based systems. My work covers full stack development, APIs, databases, cloud infrastructure, DevOps, and data engineering. I help businesses build reliable applications, create efficient data pipelines, integrate systems, and improve performance, scalability, and maintainability. Full Stack Development I build SaaS platforms, enterprise applications, dashboards, APIs, and responsive web applications using React.js, Next.js, Django, FastAPI, Node.js, and NestJS. I also work with authentication and authorization using JWT, OAuth2, OpenID Connect, and RBAC, along with third party integrations such as Stripe, PayPal, Razorpay, OpenAI, and Google Maps. Data Engineering I work with Python, SQL, ETL/ELT, data pipelines, data integration, data modeling, and data processing. My stack includes Apache Spark, PySpark, Apache Airflow, Pandas, Databricks, PostgreSQL, Snowflake, Google BigQuery, AWS Glue, and Amazon S3. I also work with data warehousing, data lakehouse environments, and analytics ready datasets built from APIs, databases, and external systems. Business Intelligence and Data Visualization I use Metabase, Tableau, and Apache Superset for reporting, dashboards, and business intelligence. Cloud and DevOps I work across AWS, GCP, and Azure using Docker, Kubernetes, Terraform, CI/CD, GitHub Actions, Jenkins, and production deployment workflows. My experience includes cloud infrastructure, automated deployments, monitoring, scalability, reliability, and secure production environments. Database and Backend Engineering I work with PostgreSQL, MySQL, MongoDB, Redis, and DynamoDB, with experience in database design, query optimization, indexing, caching, and performance improvements. I also build scalable backend systems using REST APIs, GraphQL, WebSockets, Kafka, RabbitMQ, AWS SQS, background jobs, and microservice-based architectures. Odoo and ERP I also contribute to Odoo’s core codebase and have worked across Accounting, Sales, Purchase, Inventory, Manufacturing, Point of Sale, Website, Project, and eCommerce modules. My Odoo experience includes Python, PostgreSQL, ORM, XML, QWeb, OWL, custom modules, integrations, and version upgrades. Experience Highlights I have delivered 50+ full stack applications across SaaS, fintech, and healthtech. My experience includes enterprise systems, secure authentication, RBAC, CI/CD automation, database optimization, cloud deployments, third party integrations, data workflows, and analytics platforms. Core Skills Full Stack: React.js, Next.js, Django, FastAPI, Node.js, NestJS, Python, JavaScript, TypeScript, REST APIs, GraphQL Data Engineering: Python, SQL, ETL, ELT, Data Pipelines, Data Integration, Data Modeling, Apache Spark, PySpark, Apache Airflow, Pandas, Databricks Data Platforms: Snowflake, Google BigQuery, AWS Glue, Amazon S3, PostgreSQL, Data Warehousing, Data Lakehouse BI: Metabase, Tableau, Apache Superset, Business Intelligence, Data Visualization Cloud and DevOps: AWS, GCP, Azure, Docker, Kubernetes, Terraform, CI/CD, GitHub Actions, Jenkins Databases and Messaging: PostgreSQL, MySQL, MongoDB, Redis, DynamoDB, Kafka, RabbitMQ, AWS SQS Additional ERP: Odoo, Odoo Development, ERP, XML, QWeb, OWL If you’re building a SaaS product, creating data pipelines, improving database performance, integrating systems, or scaling cloud infrastructure, send me a message and share what you’re working on.