Author Image

Hi, I am Yogesh

Yogesh Sharma

Staff Site Reliability Engineer at LinkedIn

Professionally accomplished Software Engineer with 11 years of diversified experience in e-Commerce, BFS, FMCG and Large Scale Software and Internet Companies.'

Disciplined with proven abilities to manage multiple assignments efficiently, ascertaining needs and goals, streamlining existing operations, envisioning new concepts and future trends and following through with development, direction and accomplishment.

Total Experience: 00 years 00 days 00 hours 00 minutes 00 seconds

Leadership
Craftmanship
Execution
Team Work
Communication
Problem Solving

Skills

Kubernetes
Kubernetes

Experience in managing Large Scale Clusters, Capable of deploying & managing stateful and stateless services on Kubernetes. Experienced in writing custom kubernetes controllers for CRDs and Adminssion Controllers such as Mutating and Validating Webhooks.
Cloud Computing
Cloud Computing

Highly experienced with most of the major cloud provider such as AWS, Azure and GCP.
Docker
Docker

Experienced with multi-stage, multi-arch build process. Experience in Containerizing services
Python Development
Python Development

Using Python as one of the primary language for professional development. Capable of writing scalable, testable, and maintainable program.
Go Development
Go Development

With K8S picking up, started developing program and services in Go.
Prometheus
Prometheus

Capable of setup, configure Prometheus metrics. Experienced with PromQL, AlertManager.
Linux
Linux

Using as the main operating system. Capable of writing bash/shell scripts. Experience in tunning system config for optimal performance
Git
Git

Experienced with git-based development. Mostly, use Github. Also, have experience in working with GitLab and Azure DevOps
DNS
DNS

Experience managing authoritative DNS having more than 60,000 records including complex records and dual-dns setup for high availability
CICD
CICD

Experience with ArgoCD, Argo Rollout, Jenkins Blue Ocean, Rundeck, Code Deploy, Code Pipeline, GitLab CICD etc
Infrastructure as Code
Infrastructure as Code

Experience with Chef, Cloud Formation, Terraform, Terragrunt, Atlantis, Packer, Troposphere, Azure ARM, Helm, Kustomize
Application and Web Servers
Application and Web Servers

Experience with managing large scale services having throughput of 1 million RPS using Apache Karaf, Tomcat, Jboss
Monitoring and Observability
Monitoring and Observability

Wide experience in developeing monitoring solution using Grafana, InfluxDB, Graphite, Telegraf, Wavefront, Prometheus, New Relic, Chart Beat, AppDynamics, Splunk, Wily, SiteScope, Cloud Watch, Nagios, Icinga, Check Point, Monit, OpenCencus with Azure Monitor, Jaeger, etc.
Database and NoSQL
Database and NoSQL

Experience with RDBMS such as MySQL and NoSQL DB such as Aerospike, Mongo, Couchbase, Cassandra etc
Log Management and Visualization
Log Management and Visualization

Splunk, ELK, EFK, Grafana
CDN and Cache
CDN and Cache

Experience managing CDN provider such as Akamai, EdgeCast, Azure CDN, Cloudflare, Cloudfront, Alibaba and Quantil. Experience with Caching solution such as Varnish, MemCache, Redis and Aerospike
Network & Security
Network & Security

DNS (Bind, FreeIPA), NACL, WAF, IP-Tables, TCP/IP, IPv4, HTTP/HTTPS, etc
System Design
System Design

Experience designing system which solves large scale complex problems such as deployment at scale, monitoring at scale, mega scale cloud environment, either by writing custom solution or using available open-source tools and technologies. Focused on HA/DR, Fault Tolerance, auto-remediation and Capacity planning.

Experiences

1
Staff Engineer Site Reliability
LinkedIn

15 July 2021 - Present, Bangalore, India

The mission of LinkedIn is simple, connect the world’s professionals to make them more productive and successful.

Responsibilities:
  • Member of Edge Engineering manage Edge Infrastructure.
  • Managing LinkedIn CDNs, Steering and Traffic
  • Driving effort to migrate service to serverless using Azure Function.
Principal Engineer, Site Reliability
Palo Alto Network

01 Mar 2021 - 07 Jul 2021, Bangalore, India

Palo Alto Networks, the global cybersecurity leader, continually delivers innovation to enable secure digital transformation—even as the pace of change is accelerating.

Responsibilities:
  • Worked in CDSS (Cloud-Delivered Security Services) Org, mainly on Wildfire Product which powers inline machine learning modules on PAN NGFW to instantly prevent new unknown file-based threats without any productivity delay.
  • Responsibile for managing large scale GCP based Infrastructure using Terraform, Terragrunt.
  • Implemented Atlantis for Pull Request automation and bring the benefits of code review to operations workflow. Also helped catch errors in the Terraform plan output before it’s applied.
  • Responsibile for managing large scale K8S cluster which host WildFire.
  • GitLab CICD for deploying service effectively.
2
3
Staff Software Engineer
Intuit Inc

25 Jan 2016 - 28 Feb 2021, Bangalore, India

Intuit is the global technology platform that helps consumers and small businesses overcome their most important financial challenges.

Responsibilities:
  • In this role, As a part of Intuit Platform Team, I am mainly focused on Engineering excellence, Application and Service/Tool Development, Automation, K8S and Containers, Site Reliability, Monitoring and Observability, writing patterns and Cloud native application design.
  • Solving large scale complex problems such as deployment at scale, monitoring at scale, mega scale cloud environment management (AWS and Kubernetes), Infrastructure as a Code (IaC) i.e., either writing custom solution from scratch or using available open-source tools and technologies, HA/DR, Fault Tolerance and auto-remediation and Capacity planning.
  • Managing the reliability, observability of tier-0 service with throughput of 1 million requests per second and over 15-20 billion transactions per day having single digit millisecond latency.
  • Taking off the burden from hundreds of Intuit team by managing their North-South traffic through in-house high-scale API Gateway and east-west traffic through service mesh for thousands of Internal/External Services by providing a robust, scalable, fast and secure communication channel.
  • Monitoring development using Enterprise solution or open source like telegraf, Graphite, StatsD
  • Nginx, Envoy as webserver. This is now being used as primary webserver for End-to-End HTTP2, GRPC Gateway and templating its config using Python+Jinja2.
  • Handling more than 50,000 DNS records in single AWS Zone and have individual user access their own Record (self-service feature) without giving them access to this hosted zone but using custom authentication service (I call it Team Based Authentication).
  • Cross Region Sync to enable failover to scale. Failing over to secondary region automatically in not more than 30 seconds while serving over a million requests per second.
  • Troposphere (Also as Contributor), Packer, Terraform, Chef, Ansible for IaaC, Orchestration and Configuration.
  • Mentoring New or Junior members of team, writing SOP, Runbook so that other members in team are up to the speed as soon as possible.
Senior DevOps Engineer
Snapdeal

19 Jan 2015 - 22 Jan 2016, Gurugram, India

Snapdeal is leading e-commerce company in India.

Responsibilities:
  • Designed and deployed first ever log management stack using EFK (Elastic Search, FluentD and Kibana) for snapdeal.com and its products including KlickPay.
  • Designed and deployed first Internal distributed DNS server using FreeIPA for better Infrastructure management.
  • Managing Internal PKI Infrastructure for Internal Certificate Authority.
  • Designing Infrastructure for Free-Charge Payment Wallet (also known as KlickPay)
  • Building a Hybrid Infrastructure spawned across Public Cloud (AWS) and Private Cloud.
  • Designing CICD to deploy hundreds of micro-services at scale using Jenkins, Code Deploy and Pipeline.
  • Configuration management using Chef and Ansible.
  • Fault Tolerance Automations to recover from incidents.
  • Scaling Infrastructure to handle billions of request and surge in incoming requests due to flash sales during Festival season in India.
  • SISA compliance for Payment (PCI) Infrastructure.
  • Designing an Internal WAF (Web Application Firewall) for Internal Application using Mod Security, Apache Webservers and HAProxy (with ACL applied for DDOS prevention).
  • An uptime of 99.999% over year.
  • OS Management, Tuning and Hardening
  • Deploying Host Based Intrusion Detection System (HIDS) OSSEC to monitor system and user Activity.
  • Central Authentication (Dual Factor/MFA) using Free IPA.
  • NoSQL databases such as Aerospike, Cassendra, Memcached.
  • ScaleArc as Load Balancer for Relational databases.
  • Mentoring Junior and new team members.
4
5
Application Engineer
Amelia (formerly IPSoft Inc.)

12 March 2012 - 05 Jan 2015, Bangalore, India

Amelia, previously known as IPSoft Inc, provide AI powered solution along with IT Services.

Responsibilities:
  • Technical Lead (Cloud Platform) for British Telecom, Managing Cloud Environment based on Apache Cloud Stack and VMware.
  • Ensuring 99.99% uptime of MasterCard Internet Infrastructure hosting real time Tier 0 Applications System used in Financial Transaction across the globe. Also managing their DNS Infrastructure.
  • Working with MasterCard TRT (Technical Recovery Team) teams on production issues for Mission Critical Applications.
  • Managing Hindustan Unilever Limited (HUL) Applications Infrastructure based on WebSphere Application Server (ND) and JBoss (deployed on AWS Cloud).
  • Fixing environment Security vulnerabilities per PCI compliance for HUL.
  • Project work experience in Installation/Configuration and upgrade of Enterprise infrastructure including WebSphere/JBoss Application Server and IBM/Apache Web Server.
  • Responsibile for developing monitoring using Nagios and custom checks.
  • Automation using IPsoft proprietary tool IPAutomata, BASH.
Software Engineer
NTT Data (formerly First Apex Software)

01 Aug 2011 - 15 Dec 2011, Bangalore, India

NTT DATA FA Insurance Systems is a leading specialist IT solutions and services provider to the Insurance Industry.

Responsibilities:
  • Member of devlopment team working delicately in developing BFSI projects for Insurance based companies which involves sector like Motor Insurance, General Insurance and which covers the full cycle of insurance operations from point of sale right through to the general ledger.
  • Application development using FTL (Free Text Markup Language) and J2EE.
  • Database used Oracle 9i with Application Server WebSphere Application 6.
6

Education
Birla Institute of Technology and Science
2020-2022
M.Tech in Data Science and Engineering
CGPA: 9.1 out of 10
Uttar Pradesh Technical University
2007-2011
B.Tech in Computer Science and Engineering
Percentage: 77.3 out of 100
Kendriya Vidyalaya No.2 AFS Hindon (CBSE)
2005-2006
Higher Secondary School Certificate (XII, CBSE)
Kendriya Vidyalaya No.2 Golconda Hyderabad, AP
2003-2004
Secondary School Certificate (X, CBSE)

Recent Posts

Card image cap
08: Telemetry with App Insight

Let us now create work on injestig code for App Insight telemetry. This help observe how a request was served from the different part of the code. Code Changes In src/appinsight/logger.py, we will create decorator that help inject trace to App Insight def trace_as_dependency(tracer: Tracer = None, name: str = None, prefix: str = None): """trace_as_dependency [method decorator to trace a method invocation as a dependency (in AppInsights)] Args: tracer (Tracer): [Opencensus tracer object used to create the trace record.

October 1, 2022 Read
Card image cap
07: Logging with App Insight

Before we start, we need to verify if Azure Function App is connected to an instance of App Insight or not. To check this, go to Application Insights in Azure Function and verify if it is connected to an App Insight Resource. If not, we either need to create a new App Insight resource and attach it to Function App or use an existing App Insight app. Get App Insight Connection String Click on App Insight attached to Azure Function Copy Instrumentation Key and Connection String from overview tab Code Changes Notes:

October 1, 2022 Read
Card image cap
06: Accessing Protected API

To access protected API in our Function App, we need to get an access token from Azure AD App. This diagram shows a high-level view of the authentication flow: The E2E oauth2 auth code flow is being described here Generate Client Id and Secret To generate an access token to access our APIs, A User first need to onboard their AD App (Client AD App) to our AD App (Server AD App).

October 1, 2022 Read