Kailash N Email & Phone Number

Vancouver, British Columbia, Canada

• Led design and implementation of Apollo Federated GraphQL architecture for seamless communication and data integration across microservices.• Architected scalable API gateway using GraphQL schema stitching and federation to orchestrate data retrieval and aggregation.• Migrated to microservices architecture, utilizing gRPC for enhanced scalability, and developed a shared Python library following the Strangler pattern for smooth transition from monolith to microservices.• Designed… Show more • Led design and implementation of Apollo Federated GraphQL architecture for seamless communication and data integration across microservices.• Architected scalable API gateway using GraphQL schema stitching and federation to orchestrate data retrieval and aggregation.• Migrated to microservices architecture, utilizing gRPC for enhanced scalability, and developed a shared Python library following the Strangler pattern for smooth transition from monolith to microservices.• Designed and implemented a versatile CDK framework for microservice deployment, streamlininginfrastructure provisioning and deployment processes.• Transitioned 35% of the manual stack to AWS infrastructure templates with Terraform for efficient Infrastructure as Code (IaC) management.• Eliminated AWS Simple Workflow in ETA Task system, reducing ETA fleet from 21 to 8 hosts by leveraging database usage.• Implemented ProxySQL for database connections and automated AMI creation using Ansible and Packer with Jinja templates.Developed a novel test suite for an internal testing tool, reducing build time from 55 to less than 20 minutes and achieving a 60% cost reduction.• Implemented code change-based test selection using Django, significantly reducing the number of tests run for a build.• Enabled autoscaling of servers with custom metrics using CloudWatch.• Utilized EC2 spot fleet and optimized container placement for cost savings.• Leveraged EBS fast snapshot restore to accelerate container creation and developed shell scripts for consistent volume mounting on EBS NVMe block devices.• Implemented AWS VPC network mode to allow multiple containers of the same or different applications to share the same host, and set up a custom AMI build with weekly scheduled security patches and software updates. Show less

Vancouver, British Columbia, Canada

Migrated 3 critical production services and 4 internal services from DuploCloud to ECS with zero downtime.• Developed AWS ECS-based appl deployment with Terraform.• Ansible and AWS Secrets Manager for efficient config management.• Created build and deploy pipelines using Jenkins for migrated services, enhancing developer accessibility.

Bengaluru, Karnataka, India

• Evaluated and implemented monitoring solutions including Datadog, Grafana, and Sumo Logic to enhance continuous integration and delivery processes.• Developed alerts and metrics dashboards using Sumo Logic, CloudWatch, PagerDuty, and AWS SNS, improving visibility and responsiveness.• Leveraged Telegraf and StatsD agent to efficiently collect and aggregate host and application metrics, strengthening performance monitoring capabilities.• Implemented Kinesis data Firehose… Show more • Evaluated and implemented monitoring solutions including Datadog, Grafana, and Sumo Logic to enhance continuous integration and delivery processes.• Developed alerts and metrics dashboards using Sumo Logic, CloudWatch, PagerDuty, and AWS SNS, improving visibility and responsiveness.• Leveraged Telegraf and StatsD agent to efficiently collect and aggregate host and application metrics, strengthening performance monitoring capabilities.• Implemented Kinesis data Firehose delivery stream to efficiently send CloudWatch metrics data to Sumo Logic with minimal latency.• Consolidated multiple internal tools and services from 6 different ECS clusters into a single dev-productivity ECS cluster, simplifying maintenance and reducing costs.• Experienced in actively configuring AWS ELB, including tasks like connection draining, session stickiness, timeouts, and cross-zone deployments.• Provided extensive production support for a multi-tier website infrastructure running on Linux, resolving issues promptly and ensuring system stability.• Automated and maintained a robust continuous delivery pipeline using Jenkins, enabling consistent and efficient software releases.• Utilized AWS tools and Terraform to construct separate environments with distinct network constraints (separate VPCs) and proper tagging, ensuring secure and organized infrastructure deployments. Show less

Bengaluru Area, India

An event-driven system built using Python to automate the workflow of pull requests from code review to get deployed in production. • Designed and implemented a Python-based rule engine to extract rules from YAML files, define states and check for pull requests within repositories, ensuring precise workflow management.• Configured webhooks on GitHub to handle events, facilitating seamless integration with the event-driven system.• Implemented forwarding of all GitHub webhook… Show more An event-driven system built using Python to automate the workflow of pull requests from code review to get deployed in production. • Designed and implemented a Python-based rule engine to extract rules from YAML files, define states and check for pull requests within repositories, ensuring precise workflow management.• Configured webhooks on GitHub to handle events, facilitating seamless integration with the event-driven system.• Implemented forwarding of all GitHub webhook events to AWS SQS for efficient event management.• Leveraged a Queue poller to manage events received via AWS SQS, ensuring precise and timely processing.• Utilized DynamoDB to centralize and scale pull request status maintenance, facilitating comprehensive tracking of code changes from development to production. Show less

Bengaluru, Karnataka, India

Automated the synchronization of client payroll data with third-party payroll providers through UI automation to reduce operational overhead. • Developed POCs for multiple headless browsers, such as Selenium, SlimerJS, and Puppeteer to evaluate their efficacy for UI automation tasks.• Leveraged Puppeteer to automate data pushing and report retrieval from the ADP Workforce payroll provider, enhancing efficiency and accuracy.• Implemented the login flow for the Paychex payroll… Show more Automated the synchronization of client payroll data with third-party payroll providers through UI automation to reduce operational overhead. • Developed POCs for multiple headless browsers, such as Selenium, SlimerJS, and Puppeteer to evaluate their efficacy for UI automation tasks.• Leveraged Puppeteer to automate data pushing and report retrieval from the ADP Workforce payroll provider, enhancing efficiency and accuracy.• Implemented the login flow for the Paychex payroll provider.• Orchestrated the seamless transfer of company details, employee information, deductions, paystubs, and benefits data. Show less

Bangalore Area, India

• Built an ML pipeline to distinguish between valid and fake companies within the Zenefits ecosystem, from data collection in Redshift to model evaluation, utilizing data cleansing, feature extraction, and model building techniques to enhance the accuracy and reliability of company classification.• Created customizable dashboard with drilldowns for tracking fulfilment strategy performance, enabling data-driven decisions.• Automated ETL processes to extract data from Jira… Show more • Built an ML pipeline to distinguish between valid and fake companies within the Zenefits ecosystem, from data collection in Redshift to model evaluation, utilizing data cleansing, feature extraction, and model building techniques to enhance the accuracy and reliability of company classification.• Created customizable dashboard with drilldowns for tracking fulfilment strategy performance, enabling data-driven decisions.• Automated ETL processes to extract data from Jira, transform it via Etlworks, and load it into Amazon Redshift, enhancing data accessibility and integrity.• Orchestrated task scheduling using Celery for timely execution of data extraction and ingestion processes, ensuring seamless operations. Show less

Msc Theoretical Computer Science

Higher Secondary, Computer Science