Engineering Management

Technical Lead

Technical leadership: architecture, standards, and mentoring

Learn more about role All roles

59 skills

249 requirements

113 mandatory

13 domains

Awareness 15 Working 92 Advanced 114 Expert 28

Level:

All domains Programming Fundamentals 8 Backend Development 2 Database Management 3 API & Integration 5 Cloud & Infrastructure 5 DevOps & CI/CD 2 Testing & QA 3 Security 4 AI-Assisted Development 4 Architecture & System Design 11 Observability & Monitoring 5 Version Control & Collaboration 5 Documentation 2

Profiles: Awareness Working Advanced Expert -- Click level to expand, click requirement for details and voting

Programming Fundamentals

8 skills · 33 requirements

Skill	Junior	Middle	Senior	Lead	Principal
Algorithms & Data Structures
Algorithms & Complexity	—	Working	Working	Advanced	Advanced
Data Structures	—	Working	Working	Advanced	Advanced
OOP & Design Patterns
OOP & SOLID Principles	—	Working	Working	Advanced	Advanced
Design Patterns	—	Working	Working	Advanced	Advanced
Concurrency & Parallelism
Multithreading	—	Working	Working	Advanced	Advanced
Async Programming	—	Working	Working	Advanced	Advanced
Clean Code & Refactoring
Code Quality & Refactoring	—	Working	Working	Advanced	Advanced
Type Systems
Type Safety & Type Systems	Awareness	Working	Advanced	Advanced	Expert

Backend Development

2 skills · 10 requirements

Skill	Junior	Middle	Senior	Lead	Principal
Message Queues & Event Streaming
Apache Kafka	Awareness	Working	Advanced	Advanced	Expert
Caching
Redis	Awareness	Working	Advanced	Advanced	Expert

Database Management

3 skills · 15 requirements

Skill	Junior	Middle	Senior	Lead	Principal
Relational Databases
PostgreSQL	Awareness	Working	Advanced	Advanced	Expert
Database Optimization
Database Indexing	Awareness	Working	Advanced	Advanced	Expert
Query Optimization	Awareness	Working	Advanced	Advanced	Expert

API & Integration

5 skills · 21 requirements

Skill	Junior	Middle	Senior	Lead	Principal
REST API
REST API Design	—	Working	Working	Advanced	Advanced
GraphQL
GraphQL Design	—	Working	Working	Advanced	Advanced
gRPC
gRPC & Protocol Buffers	—	Working	Working	Advanced	Advanced
API Gateway & Service Communication
API Gateway	—	Working	Advanced	Advanced	Expert
API Management
API Documentation	Awareness	Working	Advanced	Advanced	Expert

Cloud & Infrastructure

5 skills · 21 requirements

Skill	Junior	Middle	Senior	Lead	Principal
Containerization
Docker	—	Working	Working	Advanced	Advanced
Kubernetes & Orchestration
Kubernetes Core	—	Working	Working	Advanced	Advanced
Infrastructure as Code
Terraform	—	Working	Working	Advanced	Advanced
Cloud Providers
AWS	—	Working	Working	Advanced	Advanced
Networking
Network Fundamentals	Awareness	Working	Advanced	Advanced	Expert

DevOps & CI/CD

2 skills · 8 requirements

Skill	Junior	Middle	Senior	Lead	Principal
CI/CD
GitHub Actions / GitLab CI	—	Working	Working	Advanced	Advanced
Release Management
Feature Flags	—	Working	Advanced	Advanced	Expert

Testing & QA

3 skills · 15 requirements

Skill	Junior	Middle	Senior	Lead	Principal
Unit Testing
Unit Testing	Awareness	Working	Working	Advanced	Advanced
Integration Testing
Integration Testing	Awareness	Working	Working	Advanced	Advanced
E2E Testing
E2E Testing	Awareness	Working	Advanced	Advanced	Expert

Security

4 skills · 18 requirements

Skill	Junior	Middle	Senior	Lead	Principal
Application Security
OWASP & Application Security	—	Working	Working	Advanced	Advanced
Secure Coding Practices	Awareness	Working	Advanced	Advanced	Expert
Infrastructure Security
Secrets Management	—	Working	Working	Advanced	Advanced
Authentication & Authorization
JWT / OAuth2 / OIDC	Awareness	Working	Advanced	Advanced	Expert

AI-Assisted Development

4 skills · 16 requirements

Skill	Junior	Middle	Senior	Lead	Principal
AI Coding Assistants
GitHub Copilot	—	Working	Working	Advanced	Advanced
Cursor IDE	—	—	Working	Advanced	—
ChatGPT / Claude	Awareness	Working	Working	Advanced	Advanced
Prompt Engineering
Prompt Engineering for Code	Awareness	Working	Advanced	Advanced	Expert

Architecture & System Design

11 skills · 44 requirements

Skill	Junior	Middle	Senior	Lead	Principal
System Design
System Design Fundamentals	—	Working	Working	Advanced	Advanced
High Load Architecture	—	Working	Working	Advanced	Expert
Microservices Patterns
Microservices Decomposition	—	Working	Working	Advanced	Expert
Architecture Patterns
Hexagonal Architecture	—	Working	Advanced	Advanced	Expert
Clean Architecture	—	Working	Working	Advanced	Advanced
Domain-Driven Design
DDD Tactical Patterns	—	Working	Advanced	Advanced	Expert
DDD Strategic Patterns	—	Working	Advanced	Advanced	Expert
Architecture Governance
Architecture Decision Records (ADR)	—	Working	Advanced	Advanced	Expert
Technology Radar Practice	—	Working	Advanced	Advanced	Expert
Architecture Fitness Functions	—	Working	Advanced	Advanced	Expert
Technical Debt Management	—	Working	Advanced	Advanced	Expert

Observability & Monitoring

5 skills · 20 requirements

Skill	Junior	Middle	Senior	Lead	Principal
Logging
Structured Logging	—	Working	Working	Advanced	Advanced
Metrics & Monitoring
Prometheus & Grafana	—	Working	Working	Advanced	Advanced
Distributed Tracing
OpenTelemetry	—	Working	Working	Advanced	Advanced
Alerting & On-Call
SLI / SLO / SLA	—	Working	Working	Advanced	Advanced
Incident Management
On-Call Management	—	Working	Working	Advanced	Expert

Version Control & Collaboration

5 skills · 20 requirements

Skill	Junior	Middle	Senior	Lead	Principal
Git & Workflows
Git Advanced	—	Working	Working	Advanced	Advanced
Monorepo Tools	—	Working	Advanced	Advanced	Expert
Code Review
Code Review	—	Working	Working	Advanced	Advanced
Collaboration Tools
Documentation as Code	—	Working	Working	Advanced	Advanced
InnerSource Practices	—	Working	Advanced	Advanced	Expert

Documentation

2 skills · 8 requirements

Skill	Junior	Middle	Senior	Lead	Principal
Technical Documentation
Architecture Documentation: C4, arc42	—	Working	Advanced	Advanced	Expert
Docs-as-Code
Diagramming: Mermaid, PlantUML, D2	—	Working	Advanced	Advanced	Expert

Is this requirement useful?