Cisco Expert Certification

DevNet
Expert350-901E — Cisco Certified DevNet Expert

Showcase your ability to develop and maintain applications built on Cisco platforms at an expert level. Build a unique blend of software and infrastructure skills, perfect for senior NetDevOps roles, with the Cisco Certified DevNet Expert certification.

Start Your Learning Path

Software-FirstArchitecture, design & deployment

IaC MasteryAnsible, Terraform & NSO

Full AutomationPython, pyATS & telemetry

96 Video Classes48:30 hrs of expert instruction

Develop for what's next

With the DevNet Expert 350-901E certification, you'll gain an advanced blend of skills — from app development on Cisco platforms to software and infrastructure know-how — ideal for senior NetDevOps roles.

No formal prerequisites — open to all learners

3-5 years designing and implementing apps on Cisco platforms recommended

Includes Python programming experience

The pinnacle of the DevNet certification track

Expert Developer Skills

Architect, automate, and secure at expert scale

Master end-to-end software design, infrastructure as code, network programmability, and application security across Cisco platforms.

Solution Architecture

Design deployments across on-prem, hybrid, and cloud environments with HA, scalability, and observability.

CI/CD & Git Mastery

Run advanced Git workflows and troubleshoot CI/CD pipelines end to end.

Infrastructure as Code

Automate infrastructure with Ansible, Terraform, NETCONF/RESTCONF, and Cisco NSO.

Network Programmability

Automate Cisco platforms with Python SDKs, pyATS, and model-driven telemetry.

Containers & Orchestration

Build, package, and deploy solutions using Docker, Docker Compose, and Kubernetes.

Application Security

Apply OWASP practices, manage certificates and secrets, and secure APIs with OAuth2+.

Exam Blueprint

Four domains. Expert-level mastery.

The curriculum tracks the official DevNet Expert blueprint, covering software design, IaC, network programmability, and security.

Explore the curriculum

DOMAIN 0125%

Software Design, Development & Deployment

Design resilient, scalable deployments and run modern CI/CD pipelines with disciplined Git workflows.

DOMAIN 0225%

Infrastructure as Code

Build REST APIs and CLI apps, and manage infrastructure with NETCONF, RESTCONF, Ansible, Terraform, and NSO.

DOMAIN 0330%

Network Programmability & Automation

Automate Cisco platforms with Python, pyATS, model-driven telemetry, Docker, and Kubernetes.

DOMAIN 0420%

Security

Apply OWASP secure coding practices, manage certificates, and secure REST APIs end to end.

Domain percentages can change. Always review Cisco's official exam page before scheduling.

What You Will Learn

A clear, exam-aligned curriculum

Expand each domain to see the expert-level development, automation, and security skills you will master throughout the course.

Design solutions for on-prem, hybrid, or public cloud deployments
Evaluate maintainability, modularity, HA, resiliency, and scalability
Recommend deployment strategies that mitigate risk and downtime
Modify automation solutions based on business/technical requirements
Use Git in a CI/CD development workflow
Troubleshoot CI/CD pipeline issues, code failures, and tool incompatibilities

Build and operate Python-based REST APIs and CLI applications
Consume new REST APIs from documentation
Create RESTCONF/NETCONF payloads from YANG modules and NETCONF filters with XPath
Configure devices using NETCONF or RESTCONF with YANG analysis tools
Build Ansible roles with loops, conditionals, variables, and connection plugins
Manage infrastructure state with Terraform: variables, graphs, and provisioning
Create a basic Cisco NSO service package and YANG module

Automate against ACI, AppDynamics, DNA Center, FDM, Intersight, IOS XE, Meraki, NSO, and Webex APIs
Automate IOS XE device configuration: interfaces, routes, VLANs, ACLs, BGP/OSPF
Deploy applications on IOS XE using Guest Shell and app hosting
Build and troubleshoot pyATS testbeds, Genie parsers, and AEtest jobs
Design model-driven telemetry with gNMI, gRPC, and NETCONF subscriptions
Build Docker images, Docker Compose stacks, and Kubernetes deployments
Create and troubleshoot Docker host and bridge networks

Apply OWASP secure coding: input validation, auth, access control, crypto, logging
Create a CSR with OpenSSL and secure a web app with the issued certificate
Use OAuth2+ to obtain authentication tokens
Use a secret management system to secure an application
Secure REST APIs using tokens, headers, and secrets

Career Outcomes

Reach the top of the NetDevOps career ladder

DevNet Expert is designed for engineers and architects ready to lead enterprise-wide automation and software initiatives.

Who should learn?Senior engineers, architects, and automation leads ready for expert-level certification

Senior Network Engineer

Design, build, and automate physical and wireless networks at expert level.

Senior Automation Engineer

Use software to automate provisioning, configuration, and deployment of network infrastructure.

Senior Infrastructure Architect

Plan, implement, oversee, and support the systems that run enterprise tech infrastructure.

NetDevOps Lead

Own end-to-end automation strategy spanning development, security, and infrastructure teams.

Your Roadmap

From software design to expert automation

Follow a hands-on progression that takes you from solution architecture through infrastructure as code, network programmability, and application security.

Software Design

Architect resilient deployments and master CI/CD pipelines with disciplined Git workflows.

Infrastructure as Code

Automate infrastructure with REST APIs, NETCONF/RESTCONF, Ansible, Terraform, and NSO.

Network Automation

Automate Cisco platforms with Python, pyATS, telemetry, Docker, and Kubernetes.

Application Security

Apply OWASP practices, manage certificates and secrets, and prepare for the expert exam.

Exam domains and weightings are based on Cisco's official DevNet Expert page.

Ready to develop for what's next?

Talk with a course advisor about prerequisites, the DevNet Expert learning path, and how 350-901E fits your career roadmap.

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DevNet Expert350-901E — Cisco Certified DevNet Expert

Develop for what's next

Architect, automate, and secure at expert scale

Solution Architecture

CI/CD & Git Mastery

Infrastructure as Code

Network Programmability

Containers & Orchestration

Application Security

Four domains. Expert-level mastery.

Software Design, Development & Deployment

Infrastructure as Code

Network Programmability & Automation

Security

A clear, exam-aligned curriculum

01. Software Design, Development & Deployment25% OF EXAM

02. Infrastructure as Code25% OF EXAM

03. Network Programmability & Automation30% OF EXAM

04. Security20% OF EXAM

Reach the top of the NetDevOps career ladder

Senior Network Engineer

Senior Automation Engineer

Senior Infrastructure Architect

NetDevOps Lead

From software design to expert automation

Software Design

Infrastructure as Code

Network Automation

Application Security

Ready to develop for what's next?

DevNet
Expert350-901E — Cisco Certified DevNet Expert