What is a DevOps Engineer?
A DevOps Engineer is a software engineer who focuses on how code gets built, tested, deployed and run. Instead of writing the product features themselves, they build the systems around the product — automated pipelines that test and ship code, cloud infrastructure that scales, containers that make environments consistent, and monitoring that catches problems before users do.
The role sits between development and operations. In India, most DevOps Engineers work with one cloud (AWS, Azure or GCP), one CI/CD tool (Jenkins or GitHub Actions), Docker and Kubernetes for containers, and Terraform or Ansible for infrastructure as code. Employers hire for the combination, not the title alone — which is why this guide covers the full learning order.
What does a DevOps Engineer do?
A typical day for a DevOps Engineer in an Indian product or services company involves a mix of automation work, incident response and collaboration with developers. These are the tasks that come up most often.
Build and maintain CI/CD pipelines
Write and fix Jenkins or GitHub Actions pipelines that build, test and deploy code whenever a developer pushes a change.
Manage cloud infrastructure
Provision and configure AWS, Azure or GCP resources — EC2, S3, VPC, IAM, load balancers, RDS — using the console and infrastructure-as-code tools.
Containerise and orchestrate
Write Dockerfiles, manage images, and run workloads on Kubernetes clusters — deployments, services, ingress, configmaps and secrets.
Write infrastructure as code
Define cloud resources in Terraform and server configuration in Ansible so environments are reproducible and version- controlled.
Monitor and alert
Set up Prometheus, Grafana and ELK dashboards, define alerts, and investigate spikes in latency, errors or resource usage.
Handle incidents and on-call
Respond to alerts, debug production issues with developers, and write post-mortems to prevent recurrence.
Improve security and cost
Apply least-privilege IAM, manage secrets, patch base images, and review cloud spend for waste.
Support developers
Help teams use the pipeline, fix build failures, and improve local-to-production parity with Docker.
DevOps Engineers work closely with software developers, QA engineers, system administrators, security teams and product managers. In India, the industries hiring most actively are IT services, SaaS product companies, fintech, e-commerce, edtech and healthtech.
DevOps Engineer skills you need
The technical skills below are the ones that appear most often in DevOps Engineer job descriptions in India. The level column tells you how deep you need to go for a fresher or entry-level role.
| Skill | Why it matters | Level needed |
|---|---|---|
| Linux | Almost every server, container and CI runner is Linux. File system, permissions, processes, systemd, logs. | Strong |
| Networking basics | DNS, HTTP/HTTPS, TCP/IP, load balancing, firewalls, subnets. Needed to debug connectivity. | Working |
| Bash scripting | Automating repetitive tasks, writing CI steps, glue scripts. | Working |
| Python (basics) | Automation scripts, cloud SDKs, small tools. More maintainable than long Bash scripts. | Basic–Working |
| Git & GitHub | Branching, pull requests, tags and releases. Used daily. | Working |
| One cloud (AWS/Azure/GCP) | Compute, storage, networking, IAM, databases. Go deep in one, not shallow in three. | Strong in one |
| CI/CD (Jenkins/GitHub Actions) | Automating build, test and deploy. The core of the role. | Strong |
| Docker | Packaging apps and dependencies into consistent images. | Strong |
| Kubernetes | Running containers at scale. Deployments, services, ingress, configmaps, secrets. | Working |
| Terraform | Defining cloud infrastructure as code so environments are reproducible. | Working |
| Ansible | Configuration management — installing packages, managing config files across servers. | Basic–Working |
| Monitoring (Prometheus, Grafana, ELK) | Knowing what is happening in production and alerting before users complain. | Basic–Working |
| Skill | Why it matters |
|---|---|
| Debugging mindset | Most of the job is diagnosing why something is slow, failing or unreachable. |
| Calm under pressure | Production incidents need methodical action, not panic. |
| Documentation habit | Runbooks, architecture notes and post-mortems save the whole team time. |
| Communication with developers | You need to explain pipeline and infrastructure decisions in plain language. |
| Continuous learning | Cloud and DevOps tools change fast; reading release notes is part of the job. |
How to become a DevOps Engineer: step-by-step roadmap
The roadmap below is the order that works for most learners in India — Linux first, then scripting, then one cloud, then CI/CD, then containers, then infrastructure as code and monitoring. The time estimates assume 2–3 focused hours per day.
Linux and networking basics
File system, permissions, users, processes, systemd, package managers, SSH, logs. Networking: DNS, HTTP/HTTPS, TCP/IP, subnets and firewalls.
4 weeksScripting — Bash and Python basics
Write Bash scripts for automation, then Python basics for more maintainable tools and cloud SDK usage.
3 weeksGit and GitHub workflows
Branching, pull requests, tags, releases, resolving conflicts. Understand how a feature moves from branch to main to production.
1 weekOne cloud — AWS fundamentals
EC2, S3, VPC, IAM, load balancers, RDS, CloudWatch. Learn the console first, then the CLI. Build a small app on EC2.
4 weeksCI/CD with Jenkins or GitHub Actions
Write a pipeline that builds, tests and deploys a small app on every push. Add stages, environment secrets and rollback.
3 weeksContainers — Docker, then Kubernetes
Write Dockerfiles, manage images, use Docker Compose. Then Kubernetes: pods, deployments, services, ingress, configmaps and secrets.
6 weeksInfrastructure as code — Terraform; config management — Ansible
Define cloud resources in Terraform modules; manage server configuration with Ansible playbooks.
4 weeksMonitoring — Prometheus, Grafana, ELK; build 3 projects; certifications and interviews
Set up dashboards and alerts, then build 3 end-to-end projects with live demos and clean repos. Prepare for interviews and apply.
4–6 weeksTotal realistic timeline for a fresher studying 2–3 hours a day: about 6–9 months. The single biggest predictor of getting hired is a portfolio of deployed, automated projects — not the number of certificates.
Qualifications: degrees, non-IT graduates and certifications
DevOps is one of the more accessible IT careers because employers care more about what you can automate and operate than which degree you hold. That said, some qualifications still help in India — especially for campus placements and larger companies.
| Qualification | How much it helps | Notes |
|---|---|---|
| B.Tech / BE (CS, IT, ECE) | Strong for campus and large-company hiring | Most common route for freshers at product companies. |
| BCA / MCA | Strong for IT services and mid-size companies | MCA is often treated as equivalent to B.Tech for engineer roles. |
| B.Sc / M.Sc (CS, Maths, Stats) | Moderate — depends on portfolio | Portfolio and internships matter more than the degree name. |
| Non-IT graduates (Commerce, Arts, etc.) | Possible — portfolio is decisive | Build 3 end-to-end automated projects and expect to explain your switch in interviews. |
| Vendor certifications (AWS, Azure, CKA, Terraform) | Helpful add-on | Use only well-known vendor certifications. Fees vary — check the vendor site. |
| Uncodemy DevOps certificate | Verifiable proof of training | Verifiable at certificate.uncodemy.com. |
Tools a DevOps Engineer uses
These are the tools you will see in most DevOps Engineer job descriptions in India. You do not need to master all of them before your first job — but you should be comfortable with the ones marked "daily".
| Category | Tools | Usage |
|---|---|---|
| Operating system | Linux (Ubuntu, Amazon Linux, CentOS) | Daily |
| Version control | Git, GitHub / GitLab / Bitbucket | Daily |
| Cloud | AWS (EC2, S3, VPC, IAM, RDS, CloudWatch); Azure or GCP as alternatives | Daily |
| CI/CD | Jenkins, GitHub Actions, GitLab CI | Daily |
| Containers | Docker, Docker Compose, Kubernetes (with Helm) | Daily |
| Infrastructure as code | Terraform | Weekly |
| Config management | Ansible | Weekly |
| Monitoring | Prometheus, Grafana, ELK (Elasticsearch, Logstash, Kibana), Nagios | Daily |
| Scripting | Bash, Python | Daily |
| Secrets | HashiCorp Vault, AWS Secrets Manager | As needed |
Projects to build for your portfolio
Your portfolio is what gets you interviews. The five projects below cover the range of skills employers test — CI/CD, containers, IaC, monitoring and automation. Each one should have a live demo and a clean GitHub repo with a README.
CI/CD pipeline for a sample app
A small web app with a Jenkins or GitHub Actions pipeline that builds, tests and deploys on every push to main.
Kubernetes deployment with Helm
Package a multi-service app as Helm charts and deploy it to a Kubernetes cluster with ingress, configmaps and secrets.
Infrastructure as code with Terraform
Define a full environment — VPC, subnets, EC2, security groups, RDS — in Terraform modules, with separate dev and prod workspaces.
Monitoring and alerting stack
Prometheus scraping metrics from an app, Grafana dashboards, and alert rules that fire on high error rate or latency.
Configuration management with Ansible
Ansible playbooks that install and configure a web server, database and log shipper across multiple hosts.
DevOps Engineer salary in India
The only salary source we use for this role is Indeed. The figures below are the current published numbers, with sample size and date. We do not average sources together.
| Source | Figure | Sample size | Date |
|---|---|---|---|
| Indeed — national average | ₹7,78,972 | 274 salaries | 27 Sep 2026 |
| Indeed — Gurgaon | ₹10,68,000 | — | 27 Sep 2026 |
| Indeed — Bengaluru | ₹8,74,000 | — | 27 Sep 2026 |
| Indeed — Noida | ₹8,43,000 | — | 27 Sep 2026 |
| Indeed — Pune | ₹8,11,000 | — | 27 Sep 2026 |
For city-level salary data across roles, see Uncodemy's placement support page.
DevOps Engineer interview questions
These are the eight questions that come up most often in entry-level DevOps interviews in India. The answers below are short model answers — expand them with examples from your own projects.
Q1 What is DevOps?
DevOps is a way of working that brings development and operations together so software can be built, tested and released faster and more reliably. It is not a single tool — it is a combination of culture, automation, CI/CD, containers, cloud and monitoring.
Q2 What is CI/CD?
CI (Continuous Integration) means developers merge code frequently and every merge triggers an automated build and test. CD (Continuous Delivery/Deployment) means the tested code is automatically delivered to staging or production. Together they reduce manual release work and catch bugs early.
Q3 What is the difference between Docker and a virtual machine?
A virtual machine includes a full guest operating system and is heavy. A Docker container shares the host OS kernel and only packages the application and its dependencies, so it starts faster and uses fewer resources. Containers are lighter and more portable than VMs.
Q4 What is Kubernetes and why is it used?
Kubernetes is a container orchestration platform. It schedules containers across a cluster, restarts failed containers, scales replicas up or down, and provides service discovery, load balancing, configmaps and secrets. It is used to run containerised apps reliably at scale.
Q5 What is infrastructure as code?
Infrastructure as code means defining servers, networks, databases and other cloud resources in version-controlled files instead of clicking through a console. Tools like Terraform and CloudFormation read these files and create the resources, so environments are reproducible and auditable.
Q6 How would you troubleshoot a slow server?
Start with metrics — CPU, memory, disk I/O and network — using top, free, iostat or CloudWatch. Then check application logs and slow database queries. Identify whether the bottleneck is the server, the app or the database, and fix or scale the specific resource.
Q7 What is the difference between a blue-green deployment and a rolling deployment?
Blue-green keeps two identical environments — the old one (blue) and the new one (green). Traffic is switched to green once it is verified, and rollback is instant. Rolling replaces instances a few at a time within the same environment, which uses fewer resources but rolls back more slowly.
Q8 How do you manage secrets in a CI/CD pipeline?
Store secrets in a dedicated tool like HashiCorp Vault, AWS Secrets Manager or the CI platform's encrypted secret store — never in the repository. Inject them at runtime as environment variables, restrict access by role, and rotate them regularly.
Career path and growth
DevOps is a strong starting point because it exposes you to the entire delivery chain — code, build, deploy, run and monitor. From here you can specialise in cloud, platform engineering, security or reliability. Typical titles over time:
Intern / Trainee DevOps Engineer
0–6 months. Learning pipelines and infrastructure with review from seniors.
Junior DevOps Engineer
0–2 years. Maintains pipelines, writes scripts, supports deployments.
DevOps Engineer
2–4 years. Owns CI/CD, cloud resources and monitoring for a product area.
Senior DevOps Engineer
4–7 years. Designs platforms, leads incident response, mentors juniors.
Lead DevOps / Platform Engineer
7+ years. Sets standards across teams and owns reliability.
Cloud Architect / SRE Lead
8+ years. Sets technical direction for cloud and reliability across products.
Many DevOps Engineers also move into Cloud Engineering, Site Reliability Engineering, Platform Engineering or DevSecOps. For a development-focused path, see the Full Stack Developer career guide.
Is DevOps Engineer a good career?
DevOps is a strong career for the right person, but it is not for everyone. Here is an honest look at the pros, the challenges and who tends to enjoy it.
Why people choose DevOps
High demand: Cloud and CI/CD are now standard in Indian product and services companies.
Clear learning path: The roadmap — Linux, scripting, cloud, CI/CD, containers, IaC, monitoring — is well-defined.
Transferable skills: Cloud, Docker and Kubernetes knowledge is useful in almost every modern software team.
Growth into architecture: Strong path from engineer to platform or cloud architect.
What to be ready for
On-call: Production incidents happen outside office hours; you may carry a pager.
Breadth: You must be comfortable across Linux, cloud, containers, networking and scripting — not just one language.
Constant change: Cloud and DevOps tools evolve quickly; you will keep learning.
Less product ownership: You enable features rather than building them yourself.
Who it suits: People who enjoy systems thinking, debugging, automation and operations. If you like the idea of making software delivery faster and more reliable rather than writing user-facing features, DevOps is a good fit. If you prefer product work and deep focus on one language, a development role may suit you better.
DevOps engineer vs cloud engineer vs SRE
These three roles overlap and are often confused. In India, the same person may carry any of these titles depending on the company. Here is how they usually differ.
| Factor | DevOps Engineer | Cloud Engineer | Site Reliability Engineer (SRE) |
|---|---|---|---|
| Primary focus | CI/CD pipelines, deployment automation, developer productivity | Cloud infrastructure — compute, storage, networking, identity | Reliability — SLOs, error budgets, incident response, capacity |
| Core tools | Jenkins, GitHub Actions, Docker, Kubernetes, Terraform, Ansible | AWS / Azure / GCP, Terraform, IAM, networking | Prometheus, Grafana, Kubernetes, Python/Go, chaos tools |
| Coding level | Moderate (scripting) | Moderate | Higher — often Python or Go for tooling |
| Typical employer | Product companies, IT services | IT services, cloud consultancies, enterprises | Large product companies, fintech, high-scale platforms |
| Where it starts | Build/deploy automation | Provisioning and managing cloud resources | Monitoring, alerting, incident work |
| Overlap | All three roles use cloud, containers and IaC. In smaller companies they are often one role. | ||
You want to own the delivery pipeline
DevOps is the broadest of the three and the most common entry point in India. You work across build, deploy and run, and you are closest to the developer workflow.
You want to go deeper in one direction
Cloud Engineering is the right choice if you want to specialise in cloud platforms and architecture. SRE is the right choice if you enjoy measurement, reliability engineering and incident work.
Learn with Uncodemy
Uncodemy's DevOps program follows the same roadmap as this guide — Linux and networking first, then scripting, cloud, CI/CD, Docker, Kubernetes, Terraform and Ansible, with monitoring and projects. The batch is taught live by trainers who work on real cloud infrastructure.
| What | Details |
|---|---|
| Program | DevOps Training |
| Coverage | Linux & networking, AWS, Git/GitHub, Jenkins, Ansible, Nagios, Docker, Kubernetes (Helm), Terraform; projects include Terraform IaC, Ansible config management and ELK logging |
| Hours & sessions | 150+ hours, 90+ live sessions |
| Format | Live instructor-led sessions with recordings for revision; weekday and weekend batches |
| Placement assistance | Resume building, LinkedIn optimisation, portfolio review, interview preparation, mock interviews and opportunity sharing through the placement network. Uncodemy does not guarantee employment. See placement support. |
| Fee & duration | Unverified Fee and duration on the course page conflict with other Uncodemy pages. Do not print. See the course page or ask a counsellor for the current fee and batch. |
Related Uncodemy courses: AWS, Full Stack Development, Data Science.