Mohan Kumar R Email & Phone Number

Bengaluru, KA, IN

• Developed an efficient Query Builder for Elasticsearch, enhancing query performance by fine-tuning nodes.
• Designed and implemented an abstract API base using FastAPI for a petabyte-scale system with robust RBAC andmicroservice architecture, reduced new API service creation time from 1 day to 30 minutes while leading a team.
• Developed the UI using React with RBAC and custom components, reducing page load time by 40% through parallelizingAPI requests and user-customizable design.
• Integrated efficient logging, profiling, and auditing for every request using Loki, pyinstrument, and Pulsar.
• Building a data platform using Kafka, Data Lake, Prometheus & Grafanafor logs & metrics with efficient Data Pipelinesand Apache Superset for data visualization
• Created a test framework with pytest, achieving 98% coverage using real dependencies and zero-mocking.

• Optimized API response time by over 85%, from 20-30 seconds to under 3 seconds, utilizing Redis cache
• Created a chatbot for users with Google VertexAI and Google Kubernetes Engine to interact with a given set of data
• Optimized code with OOP principles & reusability, types & validations with Pydantic, and reduced codebase by 10%
• Improved code coverage from 68% to 83%* and upgraded the entire test suite to create robust test cases with pytest
• Reduced the patient onboard time by 80% with self-signup using Twilio

Bengaluru, Karnataka, India

• Developed a data platform using Kafka, Spark, Snowflake for analytics, and Grafana, Prometheus for logs, metrics.
• Designed, managed, and scaled a Kubernetes cluster for microservices orchestration

• Optimized API response time by 80% through caching.
• Led end-to-end development of a highly available MERN application, integrating Payment Gateway.
• Dockerized a GDPR-compliant Django application with Node.js backend, serving 10k+ students, and implemented CI/CD with AWS CodePipeline.
• Designed, architected, and implemented a Notification service, along with a mailing service, that significantly improved response time from 4 seconds to under 100 milliseconds using multithreading.
• Applied Genetic Algorithms (ML) to craft complex schedules for a 10,000+ students under challenging conditions.

• Developed Voicebot using Twilio, GCP (Google Cloud Platform) Speech to text, and text-to-speech APIs.
• Worked in back-end development and created REST APIs using NodeJS and Wit.ai for NLP
• Handled 200M+ documents in MongoDB, efficiently
• Worked with ReactJS and also worked with Figma and static pages with responsive design
• Worked with Mocha Chai, Jest, and React testing library for Unit testing
• Worked in process of transferring leads from Chatgen to the client’s Salesforce sandbox.