reveal.js

<a href="https://frappe.io/" target="_blank"><img data-src="https://frappe.io/files/frappe.png" height="40"></img></a>
              <br/>
              <a href="https://erpnext.com/" target="_blank"><img data-src="https://erpnext.com/files/erpnext-logo-blue-v2.png" height="28"></img></a>
              Note:
              Open Source Framework to build applications

Think of Frappe as an alternative to Flask, Django, but with all the batteries built in

ERPNext - arguably the open source CRM. Some well known users would be Zerodha, Internet Freedom Foundation
              ---
              - <a href="https://python.org/" target="_blank">Python</a> for the backend
              - <a href="https://vuejs.org/" target="_blank">VueJS</a> for the fronetend
              - <a href="https://mariadb.org/" target="_blank">MariaDB</a> as SQL database
              - <a href="https://redis.io/" target="_blank">Redis</a> with <a href="https://socket.io/" target="_blank">Socket.IO</a> for PubSub and data caching
              ---
              - Automated installation using <a href="https://www.ansible.com/" target="_blank">Ansible</a>
              - Implemented pixel tracking for outbound emails
              - Release and Deploy Manager
              Note:
              Traditional Servers

Some other framework specific things which I did there
              ---
              Mothly Sprints | Ad-hoc

<a href="https://browserstack.com/" target="_blank">
                <img data-src="https://iconape.com/wp-content/png_logo_vector/browserstack.png" height="40"></img>
                <br/>
                <b>Browser</b>Stack
              </a>
              ---
              <a href="https://collectd.org/" target="_blank">Collectd</a>
              |
              <a href="https://www.influxdata.com/" target="_blank">InfluxDB</a>
              |
              <a href="https://grafana.com/" target="_blank">Grafana</a>
              <br/>
              <img data-src="./images/monitoring_meme.jpg" height="300"></img>
              Note:
              Collectd - small daemon which runs on servers to collect system metrics

Influx - time series database

Grafana - Make awesome looking charts out of it

Data driven decisions
              ---
              <div>
                <div><a href="https://www.nagios.org/" target="_blank">Nagios</a></div>
                <div><a href="https://oss.oetiker.ch/smokeping/" target="_blank">Smokeping</a></div>
                <img data-src="./images/nagios_meme.jpg" height="400"></img>
              </div>
              Note:
              Nagios - SLA, Uptime, Alerts, DNS checks, HTTP checks, SSH, Load, System memory

Smokeping - Traceroute TTL, since servers in DC, latency is important

RCAs
              ---
              <div>
                <div><a href="https://www.cloudflare.com/" target="_blank">Cloudflare</a></div>
              </div>
              Note:
              Main reason was for DDoS, sidebenefit CDN
              ---
              <div>
                <div><a href="https://www.vaultproject.io" target="_blank">Hashicorp Vault</a></div>
                <br/>
                <img data-src="https://jolicode.com/media/original/2017/password.png" height="300"></img>
              </div>
              Note:
              Password Storage

Cross team password sharing not allowed

Multiple applications using the same password

Password rotation on employee leaving mandated by GDPR / SoC2

Lock state
              ---
              <div>
                <div><a href="https://www.jenkins.io/" target="_blank">Jenkins</a></div>
                <img data-src="https://img.devrant.com/devrant/rant/r_85679_7gTEY.jpg" height="400"></img>
              </div>
              Note:
              CI, CD, Testing, Asset Compilation, Parallelize, Deploy

Every job is run inside a container
              ---
              <div>
                <div><a href="https://openvpn.net/" target="_blank">OpenVPN</a></div>
                <img data-src="https://i.pinimg.com/originals/4c/27/1e/4c271e8751dbd05c88d266f9217bd1be.jpg" height="400"></img>
              </div>
              Note:
              Access data securely, save up on IPAddresses, Security
              ---
              <div>
                <div>Disaster Recovery</div>
                <img data-src="https://miro.medium.com/max/504/1*gACf3ttoWR86MQKSAuBsPA.png" height="300"></img>
              </div>
              Note:
              Important but not Urgent

SoC2 compliance mandates backups

Data backups are only good if you've tested them
              ---
              <div>
                <div><a href="https://kubernetes.io/" target="_blank">Kubernetes</a></div>
                <img data-src="https://i.redd.it/iv0oiaz7aqe41.jpg" height="300"></img>
              </div>
              Note:
              This is an entire talk in itself

Brainchild of Google - Borg - evolved to Kubernetes

FreeBSD Jails, User namespaces, LXC, LXD, Docker, Containerd, Reproducibility, Isolation

Control Theory, Control Loop Meachnism, Current State, Desired State

K8s - Self healing properties, A/B testing, no downtime deploys
              ---
              <div>
                <div><a href="https://aws.amazon.com/" target="_blank">AWS</a></div>
                <img data-src="https://i.redd.it/gkee3xdcfdz11.png" height="400"></img>
              </div>
              Note:
              EC2, S3, RDS, Cloudfront, Cloudwatch, EKS, NAT Gateways, Elastic Cache, SES, Billing
              ---
              <div>
                <div>Email Centralization</div>
              </div>
              Note:
              Phising attacks: Spoof emails sent on our behalf

DMARC - Domain-based Message Authentication, Reporting and Conformance

SPF - Sender Policy Framework

DKIM - DomainKeys Identified Mail
              ---
              Quarterly Sprints | Daily Standups
              <br/>
              Corporate | Confluence
              Note:
              - teams
              - company; helps us; helps other teams
              - allocate time; buffer
              - standup - yesterday, today, blockers

Interests
              <br/>
              <img data-src="https://upload.wikimedia.org/wikipedia/commons/thumb/3/35/Tux.svg/1200px-Tux.svg.png" height="45"></img>
              <img data-src="https://upload.wikimedia.org/wikipedia/commons/thumb/a/a5/Archlinux-icon-crystal-64.svg/1024px-Archlinux-icon-crystal-64.svg.png" height="40"></img>
              <img data-src="https://upload.wikimedia.org/wikipedia/commons/thumb/9/9f/Vimlogo.svg/544px-Vimlogo.svg.png" height="40"></img>
              <img data-src="https://upload.wikimedia.org/wikipedia/commons/thumb/0/08/EmacsIcon.svg/1024px-EmacsIcon.svg.png" height="40"></img>
              <br/>
              <img data-src="https://www.docker.com/sites/default/files/d8/2019-07/Moby-logo.png" height="40"></img>
              <img data-src="https://upload.wikimedia.org/wikipedia/commons/thumb/c/c3/Python-logo-notext.svg/768px-Python-logo-notext.svg.png" height="40"></img>
              <img data-src="https://download.logo.wine/logo/Kubernetes/Kubernetes-Logo.wine.png" height="60"></img>
              <img data-src="https://upload.wikimedia.org/wikipedia/commons/thumb/9/95/Vue.js_Logo_2.svg/555px-Vue.js_Logo_2.svg.png" height="40"></img>
              <img data-src="https://upload.wikimedia.org/wikipedia/commons/thumb/a/af/Lichess_Logo.svg/1200px-Lichess_Logo.svg.png" height="50"></img>