Skill Profile

Load Balancer Deep Dive L4/L7

Load balancers: L4/L7, algorithms, health checks, HAProxy, NGINX, cloud LB

Networking & Telecom Network Infrastructure

Roles

2

where this skill appears

Levels

5

structured growth path

Mandatory requirements

3

the other 7 optional

Domain

Networking & Telecom

Group

Network Infrastructure

Last updated

3/17/2026

How to Use

Choose your current level and compare expectations. The items below show what to cover to advance to the next level.

What is Expected at Each Level

The table shows how skill depth grows from Junior to Principal. Click a row to see details.

Role Required Description
Network Engineer Knows main load balancing algorithms: round-robin, least connections, ip-hash. Can configure a basic load balancer (nginx, HAProxy).
Telecom Developer Understands the fundamentals of Load Balancer Deep Dive L4/L7. Applies basic practices in daily work. Follows recommendations from the team and documentation.
Role Required Description
Network Engineer Configures complex load balancer with health checks, session persistence and SSL termination. Implements layer 7 routing for microservices. Monitors performance and capacity.
Telecom Developer Independently applies Load Balancer Deep Dive L4/L7 in practice. Understands trade-offs of different approaches. Solves typical tasks independently.
Role Required Description
Network Engineer Designs high-availability load balancing architecture with active-passive/active-active. Implements global load balancing (GSLB) with DNS-based routing. Optimizes TLS termination performance.
Telecom Developer Required Has deep expertise in Load Balancer Deep Dive L4/L7. Designs solutions for production systems. Optimizes and scales. Mentors the team.
Role Required Description
Network Engineer Defines load balancing strategy for the entire platform. Makes decisions on hardware vs software vs cloud load balancers. Manages LB capacity.
Telecom Developer Required Defines Load Balancer Deep Dive L4/L7 strategy at the team/product level. Establishes standards and best practices. Conducts reviews.
Role Required Description
Network Engineer Shapes traffic engineering strategy for the organization. Researches modern L7 proxies (Envoy, Cilium). Influences platform networking architecture.
Telecom Developer Required Defines Load Balancer Deep Dive L4/L7 strategy at the organizational level. Establishes enterprise approaches. Mentors leads and architects.

Community

👁 Watch ✏️ Suggest Change Sign in to suggest changes
📋 Proposals
No proposals yet for Load Balancer Deep Dive L4/L7
Loading comments...