MY PORTFOLIO

Goodness Nwajichukwu

Technical Writer — API, SaaS & Product Documentation
📩 c9421401@gmail.com • 🌐 LinkedIn | GitHub | X

👋 Hi, I’m Goodness — I turn complex software into clear, usable documentation.

I specialize in writing API docs, SaaS documentation, developer guides, onboarding flows, and user support content that help products scale and reduce support tickets.

With 3+ years of hands-on technical writing experience, I’ve worked with startups, SaaS teams, and software developers to create documentation that is:

  • Clear
  • Structured
  • Developer-friendly
  • Easy to maintain
  • Ready for product launch

🚀 What I Do

I help engineering and product teams communicate their software through:

Technical Documentation

Product Documentation

Process Documentation

🧰 Tools & Technologies

Markdown • GitHub • Postman • Swagger/OpenAPI • JSON • XML • Confluence • Notion • HTML/CSS • Python (basic)

🥢 Experience  

✓ Freelance Technical Writer – API & Developer Documentation (2022 – Present)

Key Projects:

  • Developed full API documentation suites for multiple mock but realistic developer platforms, including REST APIs, authentication guides, webhook reference, and developer quickstarts.
  • Created end‑to‑end documentation systems for sample SaaS tools (e.g., DevConnect API, CloudBox API), demonstrating ability to structure, write, and design production‑ready developer docs.
  • Wrote integration tutorials, error‑handling guides, SDK usage explanations, and onboarding workflows following industry standards (Stripe, Twilio, GitHub).
  • Built documentation using Swagger/OpenAPI, Postman collections, Markdown, JSON, and GitHub Pages.
  • Designed reusable documentation templates for API reference, authentication, product overview, and webhook payloads.
  • Collaborated with developers in simulated project environments to test requests, validate endpoints, and create code samples in Python & Node.js.

✔ Technical Documentation Specialist – Personal & Open Mock Projects (2021 – 2025)

  • Created realistic documentation for multiple fictional developer tools, focusing on:
    • API References
    • Webhooks/Event Documentation
    • SDK Guides
    • Integration Tutorials
    • Authentication & Authorization workflows
  • Set up full documentation portals that mirror real companies’ standards (Stripe‑style, Supabase‑style).
  • Conducted research on developer experience (DX) best practices and implemented them in writing style, layout, and structure.
  • Designed structured, user‑focused content that reduces friction for developers integrating APIs.

📜Product Documentation Consultant (2023 — Present)

  • Lead documentation for remote SaaS clients (guides, release notes, FAQs).
  • Reduce user confusion by producing structured product docs and tutorials.
  • Help early-stage teams create documentation for product launch and onboarding.

📂 Writing Samples

📜API & Developer Documentation (Primary Samples)

1. DevConnect API – Full Reference & Integration Guides
Description: Complete REST API reference for DevConnect, including endpoints, request/response examples, authentication methods, and error handling. Also includes integration tutorials for developers to quickly connect and use the API.
Link: View API Documentation

2. CloudBox API – Developer Quickstart & Webhooks
Description: End-to-end API guide for CloudBox, a cloud storage service. Includes developer quickstart, authentication & authorization instructions, webhooks/events documentation, and example integrations.
Link: View API Documentation

3. Authentication & Authorization Guide – DevConnect
Description: Step-by-step guide explaining OAuth2 flows, API keys, token management, and best practices for secure access.
Link: View Guide

4. Integration Tutorials – CloudBox & DevConnect
Description: Detailed tutorials showing how to integrate APIs into third-party applications, including sample code and error handling examples.
Link: View Tutorials


📘Product & SaaS Documentation

1. TaskFlow – Onboarding Guide & User Manuals
Description: Comprehensive user documentation for TaskFlow, covering account setup, dashboard navigation, project/task management, notifications, reporting, and visual aids for step-by-step guidance.
Link: View Onboarding Guide

2. TaskFlow – Release Notes & FAQs
Description: Structured release notes and FAQ documentation, clearly communicating updates, enhancements, bug fixes, and troubleshooting tips.
Link: View Release Note and FAQ 


Blog / Tutorials 

Smart Life Blog – Exploring APIs and SaaS Documentation
Description: Educational content and tutorials on APIs, SaaS platforms, and technical writing best practices for developers and product teams.
Link: View Blog Post

🎓 Education

B.Sc. Computer Science and Mathematics
University of Port Harcourt

📬 Contact

📩 Email: c9421401@gmail.com
📞 WhatsApp: Click to message
💼 GitHub / LinkedIn / X

🌟 Currently Open to:

Freelance, contract, and remote roles in:

If you need clean, structured, launch-ready documentation I can help.


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