RAHUL KUMAR

Architected scalable event-driven backend solutions following cloud-native best practices.

Collaborated with cross-functional teams to define solution architecture and technical standards.

• Designed and developed config driven batch ingestion pipelines using Python and FastAPI.
• Designed resilient processing flows with retry mechanisms to enhance system reliability.
• Built serverless workflows with AWS Lambda, Amazon SQS, Amazon S3, and Amazon EventBridge Scheduler.
• Developed RESTful APIs and integrated with internal and external enterprise services.
• Implemented data filtration, cleansing, transformation, and validation for accurate customer data.
• Created a configurable document schema in MongoDB to efficiently store various data types, including complaints, disputes, and fraud cases.

• Contributed to team project for BSNL, collaborating with Tata Elxsi on telecommunications virtualization.
• Led development of Te-NetGet project, adhering to specifications and implementing standardized network APIs.
• Developed new features and resolved bugs for open-source MANO (OSM) project.
• Delivered demonstrations to ETSI OSM community during conference calls, showcasing key functionalities.
• Designed feature presentations to clarify multiple functionalities.
• Resolved critical security vulnerabilities identified in Coverity scan reports.
• Troubleshot major production issues, ensuring minimal downtime and continuity of service.
• Executed data encryption algorithms to enhance platform security and comply with regulatory guidelines.

• Eros Now (OTT Platform and CMS), (Apr 2020 - Jan 2022)
• Developed key features and services for Eros Now, an OTT platform, optimizing APIs powered by Elasticsearch to enhance user experience.
• Key Responsibilities:
• Architected a routing mechanism to optimize and efficiently manage database calls across multiple databases.
• Developed caching mechanisms to reduce database load and improve API response times.
• Coordinated with DevOps team to configure and integrate PaaS services, streamlining deployment processes.
• Updated API technical documentation in Confluence, improving communication and understanding between teams.
• Wrote extensive unit tests, using Python's mock library, to simulate Elasticsearch and Redis interactions.

• Started role at Powerupcloud on April 15, 2020, contributing to ongoing projects.
• Continued role post-acquisition by Larsen & Toubro Infotech Infotech on August 17, 2020, ensuring project continuity.

• Designed and built web application with Django, emphasizing user management and leave tracking.
• Utilized PostgreSQL for data storage, enhancing querying efficiency through Django ORM.
• Supported front-end development to ensure seamless back-end integration.
• Analyzed metrics and created dashboards using Kibana for labeling data visibility.
• Developed internal tools for employee management to support Uber's autonomous vehicle initiative.