Mohit Kumar

Company-Wide Infrastructure Platform Implementation:

• Infrastructure Solution Design: Established an infrastructure solution to support the deployment of over 100 microservices in the AWS cloud.
• Continuous Integration Implementation: Implemented continuous integration using CircleCI.
• Continuous Deployment Enablement: Enabled continuous deployment across various environments utilizing Argo CD.
• Infrastructure as Code (IaC) Practices: Employed Infrastructure as Code (IaC) practices with Terraform Cloud.
• Asynchronous Messaging Configuration: Configured Confluent for Kafka brokers to facilitate asynchronous messaging.
• Data Warehouse Management Setup: Set up projects and roles on Google Cloud for managing a data warehouse.
• Logging Solutions Configuration: Configured logging solutions in Datadog.

Infrastructure Setup for Multiple Regions:

• Led a project to deploy infrastructure across multiple regions.
• Expanded project to include deployments in the Asia Pacific South (ap-south-1) and Europe Central (eu-central-1) regions which was initially deployed in us-east-1 region only.
• Responsibilities included: Initial planning, Documentation, Implementation, Team management.

Local Development Environment with Docker Compose:

• Enhanced Reliability and Performance: Improved the bespoke tool up by transitioning to Docker and Docker Compose, addressing reliability and performance issues.
• Streamlined Deployment Processes: Developed a comprehensive compose.yaml file that defined all services and configurations, leading to increased efficiency in integration and end-to-end testing.
• Multi-Platform Support: Resolved local image building challenges for Mac users by moving the build process inside the Docker image, facilitating smoother operations across different environments.
• Effective Dependency Management: Implemented a framework allowing each DevRev service to maintain its own Docker Compose manifest, utilizing the Sidekick tool to simplify the downloading of dependent service manifests.
• Consistent Testing Environments: Established a standardized process for fetching compose files and pulling images, resulting in improved consistency and reliability during testing phases.
• Production Readiness: Integrated Argo workflows for tagging production images, enabling effective testing against production-ready images in Docker Compose.
• Support Documentation: Created comprehensive resources for troubleshooting, enhancing team efficiency and support through community engagement in the Slack channel.

User Experior Acquisition and Infra Migration:

• Project Leadership: Led the successful migration of User Experior Services to the DevRev Dev cluster, ensuring all functionalities remained intact.
• Dockerization: Dockerized all services for consistent and efficient deployment.
• Build Process: Established a build process using Sidekick to streamline development workflows.
• CI/CD Implementation: Implemented Continuous Integration and Continuous Deployment (CI/CD) pipelines using CircleCI and Argo for automated deployment.
• Monitoring Integration: Integrated Datadog for comprehensive monitoring and performance tracking of services.
• Endpoint Consolidation: Consolidated endpoints with path-based routing, enhancing the architecture compared to the previous setup with separate endpoints.

Native Logging Setup:

• Common Logging Stack Development: Developed a common logging stack that can be reused across snap-ins, audit logging, internal microservices, etc.
• Stream Processing of Logs: The new system involves stream processing of logs, constructing batches, creating artifacts with tags, and indexing these artifacts in elastic search with appropriate metadata.
• Cost-Effective Log Collection: Explored the most cost-effective methods for log collection and processing, considering options like EFS, S3, and other alternatives.
• Common SDK Establishment: Established a common SDK to streamline the process and enhance transparency.

• Container Orchestration Systems, Azure Kubernetes Service and Notebook Market Place:
• High Availability (HA) Kubernetes Cluster Installation: Led the installation of a High Availability (HA) Kubernetes cluster on a virtual machine
• Kubernetes Objects Management: Managed a variety of Kubernetes objects, including Pods, Persistent Volumes (PV), Persistent Volume Claims (PVC), Deployments, Services, Ingress, Labels, Namespaces, Secrets, ConfigMaps, as well as Liveness and Readiness Probes
• Azure Kubernetes Service (AKS) Setup: Directed the comprehensive setup of Azure Kubernetes Service (AKS), including configuration of node pools and deployment strategies
• Cluster Management and Optimization: Implemented autoscaling policies, Role-Based Access Control (RBAC), and integrated Azure Pipelines via Service Connection, alongside Log Analytics and dashboard configurations for enhanced monitoring
• Azure Storage Solutions: Developed and maintained robust Azure Storage solutions to support application needs
• Jupyter Notebook Marketplace Development: Engineered a Jupyter Notebook Marketplace using Python, enabling: Seamless sharing of notebooks; Version control management; Automated notebook executions; Distribution of outputs in multiple formats (HTML, slides, PDF)

SLEP Migration:

• Rates Swaps Migration Team: Collaborated with the Rates Swaps Migration Team, contributing to critical projects focused on enhancing swap rate processes and ensuring smooth transitions during system migrations
• Athena Platform Development: Acquired hands-on experience in developing and optimizing modules on the Athena Platform, utilizing Python and Java to enhance functionality and improve system performance
• Trade Model Proficiency: Developed a comprehensive understanding of trade models, including the processes of trade affirmation and reporting, specifically interfacing with MarkitWire for streamlined communication and accuracy in trade execution

Alert Manager:

• Java Module Development: Developed Java modules to interface with database procedures for generating and sending alerts to bank customers for credit and debit transactions
• Customized Message Formatting: Implemented functionality to format messages according to client requirements, ensuring clarity and relevance for the end-users
• Database Integration: Utilized Hibernate ORM to facilitate seamless storage of formatted messages in an Oracle database, enhancing data management and retrieval efficiency