DevOps day to day activates for best interviews

The content describes the DevOps day to day activities of a DevOps professional, who oversees a variety of tasks: automating deliveries, tracking changes, managing infrastructure, organizing containers, enhancing communication and ensuring security. The professional also works with numerous tools including Ansible, Docker, Kubernetes, Git/GitHub, Jira, Scrum, Azure DevOps, AWS DevOps, and Chef. Their overarching role focuses on accelerating software delivery, enhancing teamwork, and managing a stable, scalable infrastructure.

Devops day to day activates: DevOps

In my Devops day to day activates, I’m all about making sure the people who create software and the people who run it can work together smoothly. Here’s what I do:

  1. Automating Deliveries: I design and manage pipelines that automatically build, test, and send out software updates. This makes sure our software gets to where it needs to be quickly and without errors.
  2. Keeping Track of Changes: I emphasize using Git to keep track of all the changes in our code. It helps everyone work together better, and we can always see who did what.
  3. Infrastructure Magic: I use Infrastructure as Code (IaC) principles to describe and create our servers and networks. It’s like having a recipe to build things, which makes it easy to do it the same way every time.
  4. Containers Everywhere: I use Docker and tools like Kubernetes to package and run software in containers. This makes it easier to move and manage applications, kind of like shipping them in standardized boxes.
  5. Watching and Recording: I set up systems to watch how our applications and servers are doing. This helps us find and fix problems before they become big issues.
  6. Working Together: Communication and teamwork are really important. I collaborate closely with developers, operations teams, and quality assurance teams to make sure everyone is on the same page and things run smoothly.
  7. Keeping Things Secure: Security is always on my mind. I follow best practices to keep our systems safe, like checking for vulnerabilities, controlling who has access, and making sure we follow the rules.

Devops day to day activates: Ansible

In my daily work with Ansible, I mainly focus on making things automatic and managing how our systems are set up. Here are some of the things I usually do:

  1. Creating Playbooks: I make and update Ansible playbooks, which are like instruction manuals for our servers. They help with tasks like putting new software on, changing settings, and keeping everything up to date. This makes our work faster and ensures that all our servers are the same.
  2. Managing Our List: I keep our list of servers up to date. This means adding new ones, removing old ones, and sorting them into groups so we can find them easily.
  3. Using Modules: I use Ansible modules to do specific jobs on the servers. These modules can do lots of different things, like managing files, installing software, and controlling services.
  4. Keeping Secrets Safe: I take security very seriously. When we have secret information like passwords or special keys, I use Ansible Vault to keep them safe. It’s like putting them in a locked box so no one else can see them.
  5. Handling Errors: Sometimes things don’t go as planned. When that happens, I’ve set up ways to deal with it gracefully. It’s like having a backup plan if something unexpected comes up.
  6. Consistency is Key: I make sure that when we run Ansible playbooks multiple times, they always give the same results. This helps keep our systems reliable and predictable.

Devops day to day activates: Docker

  1. Container Creation: Every day, I embark on a Docker journey by crafting containers that encapsulate applications and their dependencies. These containers, akin to vessels of innovation, promise portability and scalability across a myriad of environments.
  2. Container Orchestration: Navigating the sea of container orchestration in Kubernetes, I ensure that these micro-ships of code sail harmoniously. I guide them through turbulent waters, orchestrating their deployment, scaling, and resilience.
  3. Security and Optimization: My Docker days also involve keeping a watchful eye on security. I implement best practices to safeguard containers, ensuring they remain unsinkable. Additionally, I optimize container resources, making efficient use of computing power and storage.
  4. Container Networking: Within the Docker realm, I handle container networking, ensuring that these digital vessels communicate seamlessly. I create networks, manage ports, and enable secure communication between containers.
  5. Docker Compose: I harness Docker Compose to simplify complex multi-container applications. Compose files, like a captain’s log, detail the services, networks, and volumes required to launch applications effortlessly.
  6. Container Monitoring: Monitoring is crucial in Docker seas. I employ tools like Prometheus and Grafana to keep a vigilant watch on container health, identifying and addressing issues before they become tempestuous storms.
  7. Docker Swarm: For orchestrating container clusters, I turn to Docker Swarm, navigating these fleets of containers with precision. I manage services, ensure high availability, and maintain smooth operations.

Devops day to day activates: Kubernetes

  1. Resource Management: Kubernetes’ vast landscape involves resource management. I allocate CPU and memory resources to containers, ensuring they have what they need to sail smoothly.
  2. Pod Configuration: Pods are the building blocks of Kubernetes. I configure pods, defining their specifications and ensuring the right containers are grouped together to sail as a cohesive unit.
  3. StatefulSets and Deployments: Managing stateful applications and rolling out new versions are daily tasks. I employ StatefulSets for stateful applications and use Deployments to automate rolling updates.
  4. K8s Networking: Kubernetes networking is akin to creating intricate trade routes. I configure Services, Ingress controllers, and Network Policies to ensure secure and efficient communication between pods and external users.
  5. Helm Charts: Helm charts are my treasure maps for packaging Kubernetes applications. I craft and maintain these charts, simplifying application deployment and management.
  6. Kubernetes RBAC: Security in Kubernetes is paramount. I set up Role-Based Access Control (RBAC) to grant permissions only to those who need them, safeguarding the Kubernetes kingdom.
  7. Horizontal Pod Autoscaling: Ensuring the optimal use of resources, I implement Horizontal Pod Autoscaling. This feature dynamically adjusts the number of pod replicas based on resource usage, preventing resource waste.

Devops day to day activates: Git and GitHub

  1. Branch Management: In the Git landscape, branch management is a daily ritual. I create, merge, and delete branches, ensuring a well-organized and collaborative code repository.
  2. Git Workflow: Following Git workflows like Gitflow or GitHub Flow, I synchronize code changes, ensuring code remains stable and release-ready.
  3. Code Reviews: Code reviews are my compass for code quality. I conduct and participate in peer reviews, offering feedback and ensuring code aligns with project standards.
  4. GitHub Actions: With GitHub Actions, I automate workflows and create custom CI/CD pipelines. These automated processes ensure code is built, tested, and deployed smoothly.
  5. Issue and Bug Tracking: I use GitHub’s issue tracking system to identify, prioritize, and resolve bugs and feature requests. This helps maintain a healthy codebase and keep projects on track.
  6. GitHub Security: Security is a top concern. I leverage GitHub’s security features to scan code for vulnerabilities, implement access controls, and protect the code repository from threats.
  7. Collaboration: Collaboration is at the core of GitHub. I collaborate with contributors, maintainers, and project stakeholders, ensuring a vibrant and productive open-source ecosystem.

Devops day to day activates: Jira

  1. Task Creation and Management: Within the Jira landscape, I create and manage tasks, transforming ideas and requirements into actionable work items.
  2. Workflow Customization: Customizing workflows is a daily ritual. I configure Jira workflows to align with project-specific processes, ensuring efficient task progression.
  3. Epic and Story Tracking: I use Jira to track epics and user stories, breaking down projects into manageable pieces and providing visibility into progress.
  4. Sprint Planning: Sprint planning is a pivotal practice. I conduct sprint planning meetings, defining sprint goals and selecting user stories for the upcoming sprint.
  5. Jira Dashboards: I craft Jira dashboards, providing stakeholders with real-time insights into project progress, task status, and team performance.
  6. Jira Integrations: Integrating Jira with other tools is essential. I connect Jira with development and collaboration tools, ensuring seamless information flow.
  7. Agile Reporting: Agile reporting is a compass for project health. I generate agile reports, such as burndown charts and velocity reports, to gauge team performance and project trends.

Devops day to day activates: Scrum

  1. Daily Stand-ups: Daily stand-up meetings are a cornerstone of Scrum. I participate in these short, focused meetings to synchronize with the team and plan the day’s work.
  2. Sprint Review: Sprint reviews are celebratory events where the team showcases completed work. I actively engage in these reviews, seeking feedback and insights for improvement.
  3. Backlog Grooming: Backlog grooming is an ongoing activity. I refine and prioritize the product backlog, ensuring it reflects current priorities and user needs.
  4. Retrospectives: After each sprint, I facilitate retrospectives, where the team reflects on what went well and what can be improved. Actionable items are identified for the next sprint.
  5. User Story Writing: I craft user stories, capturing user requirements and acceptance criteria in a format that is understandable and actionable for the team.
  6. Scrum Artifacts: Scrum artifacts, including the product backlog, sprint backlog, and increment, are managed diligently to ensure a clear path to delivering value.
  7. Scrum Master Role: As a Scrum enthusiast, I often take on the role of Scrum Master, facilitating Scrum events, removing impediments, and nurturing a culture of continuous improvement.

Devops day to day activates: Azure DevOps

  1. Pipeline Configuration: In Azure DevOps, I configure CI/CD pipelines, defining build and release processes that ensure code quality and rapid delivery.
  2. Azure Resource Management: Managing Azure resources is integral. I provision, configure, and maintain cloud resources, optimizing them for scalability and cost-efficiency.
  3. Azure Boards: Azure Boards serve as my project command center. I use them for backlog management, sprint planning, and tracking work items throughout the development cycle.
  4. Release Management: I orchestrate release pipelines in Azure DevOps, ensuring that new features and updates are deployed to production with precision.
  5. Security Compliance: Security is a paramount concern. I implement security checks and compliance policies within Azure DevOps to protect both code and cloud resources.
  6. Integration with Azure Services: I seamlessly integrate Azure DevOps with Azure services like Azure Container Registry and Azure Kubernetes Service, enabling streamlined deployment to the cloud.
  7. Azure DevOps Reporting: Leveraging Azure DevOps reporting and analytics, I gain insights into project health, team performance, and areas for improvement.

Devops day to day activates: AWS DevOps

  1. Infrastructure as Code (IaC): AWS DevOps begins with IaC. I use tools like AWS CloudFormation to define and provision infrastructure, enabling automation and reproducibility.
  2. Serverless Architecture: Embracing serverless architecture, I design applications that scale effortlessly and incur costs only when in use, optimizing resource consumption.
  3. AWS Services Integration: I integrate AWS DevOps with a plethora of AWS services, from AWS CodeBuild and AWS CodeDeploy to AWS Lambda, creating robust CI/CD pipelines.
  4. Cost Optimization: Cost control is a daily pursuit. I employ AWS Cost Explorer and AWS Trusted Advisor to monitor and optimize cloud expenditure.
  5. Monitoring and Logging: I set up comprehensive monitoring and logging using AWS CloudWatch and AWS X-Ray, ensuring visibility into application performance and the detection of issues.
  6. High Availability and Disaster Recovery: I architect systems for high availability and implement disaster recovery strategies to ensure business continuity.
  7. Scaling Strategies: Daily, I evaluate scaling strategies, whether it’s horizontal scaling through Auto Scaling Groups or vertical scaling through instance types, to match application demands.
  8. AWS Well-Architected Framework: I adhere to the AWS Well-Architected Framework, ensuring that solutions are secure, efficient, and cost-optimized.

Devops day to day activates: Chef

  1. Recipe and Cookbook Development: Each day begins with crafting Chef recipes and cookbooks, akin to a chef designing a culinary masterpiece. These recipes define how to configure and manage servers, ensuring consistency across the infrastructure.
  2. Node Configuration: I meticulously configure and manage nodes, ensuring they align with the desired state defined in Chef recipes. This step ensures that all servers operate according to the established standards.
  3. Environment Management: I maintain multiple environments within Chef, such as development, testing, and production. This helps in testing changes and updates before deploying them to critical systems.
  4. Role Assignment: Assigning roles to nodes is a daily ritual. I ensure that each node has a specific role, whether it’s a web server, database server, or application server. This role assignment streamlines configuration management.
  5. Integration with Version Control: I integrate Chef with version control systems like Git, allowing for versioning and tracking of changes to cookbooks and recipes. This practice enhances collaboration and transparency.
  6. Monitoring and Compliance: Daily checks involve monitoring nodes for compliance with defined policies. Chef helps in automating these checks, ensuring that configurations adhere to security and compliance standards.
  7. Troubleshooting and Debugging: Like a detective, I investigate and resolve issues that may arise during configuration management. Chef’s detailed logs and reporting tools assist in pinpointing and rectifying problems swiftly.
  8. Scaling Infrastructure: As the organization grows, I scale the infrastructure by adding more nodes and expanding Chef’s capabilities. This involves provisioning new servers, configuring them, and ensuring they seamlessly integrate into the existing environment.

In a symphony of Devops day to day activates, I navigate the diverse seas of Docker, Kubernetes, Git, GitHub, Jira, Scrum, Azure DevOps, AWS DevOps, and Ansible. With Ansible as my conductor, I ensure smooth and secure operations, harmonizing automation to maintain system consistency. In the realm of DevOps, my focus orchestrates the acceleration of software delivery, the enhancement of teamwork, and the guardianship of a stable and scalable infrastructure. These dual domains, Ansible and DevOps, are the essential instruments in crafting the crescendo of a successful DevOps environment

Author: Amin Nadaf

I have worked and experience in below technology's: DevOps, HPC, Linux, AWS, Azure, On-prem

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