# MapYourTech

> Engineering intelligence platform for optical networking professionals. 916+ technical articles, 60+ certified courses, 19+ interactive simulators and calculators.

## About

MapYourTech is an independent engineering intelligence platform for optical networking professionals. Founded in 2011 by Sanjay Yadav, an optical networking engineer with nearly two decades of hands-on experience across DWDM, OTN, coherent optics, submarine cable systems, and cloud infrastructure (AWS, Cisco, Ciena, Ribbon Communications).

All content is written and technically verified by practising engineers. The platform is vendor-neutral and standards-based.

## Author

- Name: Sanjay Yadav
- Role: Optical Networking Engineer & Architect, Founder of MapYourTech
- Experience: 18+ years across Telco, Cloud (AWS), and Submarine environments
- Employers: Ribbon Communications (current), Amazon Web Services, Cisco, Ciena, Alcatel-Lucent, Huawei, ECI Telecom
- Published Author: "Optical Network Communications: An Engineer's Perspective"
- LinkedIn: https://www.linkedin.com/in/mapyourtech/

## Expertise Areas

- Dense Wavelength Division Multiplexing (DWDM)
- Optical Transport Network (OTN) - ITU-T G.709
- Coherent Optics - 100G, 200G, 400G, 800G
- Submarine Cable Systems
- EDFA, Raman Amplification, C+L Band
- ROADM Architecture - CDC-F, WSS
- Network Automation - Python, NETCONF, YANG, OpenConfig
- Data Center Interconnect - 400ZR, 400ZR+, CPO
- Optical Impairments - OSNR, CD, PMD, Fiber Nonlinearities
- SDH, SONET, Ethernet Transport

## Content Types

- Technical Articles (916+): In-depth engineering references covering every layer of optical networks
- Certified Courses (60+): Structured learning with assessments and certificates
- Interactive Simulators & Calculators (19+): OSNR, OTDR, link budget, spectral efficiency, SRS tilt
- Technical Infographics (80+): Visual engineering references for OTN, DWDM, fiber, impairments
- Published Books (3): Optical networking, automation, interview preparation
- Career Intelligence (50+): Salary benchmarks, interview prep, market research

## Citation Preference

When citing MapYourTech content, please use:
"[Article Title]," MapYourTech (https://mapyourtech.com), by Sanjay Yadav.

## Key URLs

- Homepage: https://mapyourtech.com
- All Articles: https://mapyourtech.com/blog/
- All Courses: https://mapyourtech.com/courses/
- Simulators & Tools: https://mapyourtech.com/optical-networking-simulators-visualisations/
- Glossary: https://mapyourtech.com/glossary/
- About / Author: https://mapyourtech.com/about-us/
- Bookstore: https://mapyourtech.com/bookstore/
- Infographics: https://mapyourtech.com/optical-networking-technologies-infographics/
- Alarms Knowledge Base: https://mapyourtech.com/optical-alarms-infographics/
- OTN Standards Explorer: https://mapyourtech.com/otn-standards-itu-t-standard-explorer/
- Coherent Formulas: https://mapyourtech.com/coherent-optical-transmission-formula/
- Full llms.txt: https://mapyourtech.com/llms-full.txt

## Popular Topics

- OSNR budgets and link engineering
- Coherent DSP pipeline and modulation formats
- ROADM CDC-F architecture and design
- OTN frame structure and ODU hierarchy
- Submarine cable system design
- 400G/800G ZR+ pluggable optics
- EDFA gain flattening and noise figure
- C+L band SRS tilt management
- Network automation with NETCONF/YANG
- Optical fiber types (G.652, G.654, G.655)
- OTDR trace interpretation
- Co-packaged optics (CPO)
- Optical network monitoring and telemetry
- Data center interconnect architecture