You will get API documentation and developer portal content
Top Rated
Top Rated
Project details
Your API is only as good as its documentation. When developers can't understand your endpoints, authentication flows, or response schemas, they churn, and your support team pays for it.
I'm a Top Rated Plus Technical Writer (100% JSS, 28 projects, $100K+ on Upwork) specializing in API-first documentation for SaaS, fintech, cybersecurity, and Web3 products. I work directly from your OpenAPI/Swagger spec to generate accurate, structured, developer-ready API reference docs, then layer in the guides, tutorials, and integration walkthroughs that turn your API into a product developers actually want to use.
My AI-native workflow means I use LLM pipelines and docs-as-code frameworks (Mintlify, Docusaurus, GitBook) to deliver documentation that's faster, more accurate, and easier for your team to maintain over the long term. Previous clients have seen 30%+ reductions in support tickets.
What you'll get depending on your tier:
• Starter: A single API module (auth, endpoints, or error handling)
• Standard: A complete API reference section with code examples built from your OpenAPI spec
• Advanced: A full developer portal — API reference, Authentication, and Integration Guides.
I'm a Top Rated Plus Technical Writer (100% JSS, 28 projects, $100K+ on Upwork) specializing in API-first documentation for SaaS, fintech, cybersecurity, and Web3 products. I work directly from your OpenAPI/Swagger spec to generate accurate, structured, developer-ready API reference docs, then layer in the guides, tutorials, and integration walkthroughs that turn your API into a product developers actually want to use.
My AI-native workflow means I use LLM pipelines and docs-as-code frameworks (Mintlify, Docusaurus, GitBook) to deliver documentation that's faster, more accurate, and easier for your team to maintain over the long term. Previous clients have seen 30%+ reductions in support tickets.
What you'll get depending on your tier:
• Starter: A single API module (auth, endpoints, or error handling)
• Standard: A complete API reference section with code examples built from your OpenAPI spec
• Advanced: A full developer portal — API reference, Authentication, and Integration Guides.
Document Type
DocumentationTopic
Blockchain, Business & Finance, Engineering, Software, TechnologyLanguage
EnglishWhat's included
| Service Tiers |
Starter
$300
|
Standard
$700
|
Advanced
$1,500
|
|---|---|---|---|
| Delivery Time | 3 days | 7 days | 14 days |
Number of Revisions | 1 | 2 | 3 |
Number of Words | 1500 | 4000 | 8000 |
Number of Technical Illustrations | 10 | 20 | 30 |
Consultation | |||
Proofreading & Editing | |||
Additional Research | - | ||
References & Citations | - | - | |
Formatted Style Guide | - | - |
18 reviews
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EB
Eyal B.
Jun 30, 2026
Technical writer to make our docs world-class (ongoing, AI-savvy)
KP
Kyle P.
May 12, 2026
"Own" documentation for a cybersecurity SaaS product
I've provided this review independently, but in case this is presented by UpWork somewhere else, I'll restate my previous review here:
Ope has a strong ability to translate complex technical systems into clear, structured, and user-focused documentation. Partnering closely with product, engineering, and security teams, Opemipo consistently delivered high-quality feature guides, and integration content that aligned with real user needs and developer workflows. As our product grew in both feature richness and breadth of capabilities, Opemipo maintained all of the legacy work while seamlessly layering in the entirely new capabilities added to our product as we broke into new markets such as AI native remediation, developer assisting MCP servers, and developer endpoint asset and risk detection. He ensured all these emerging capabilities were communicated clearly and responsibly, with practical use cases and clear guidance in leveraging the features for the end users.
Ope has a strong ability to translate complex technical systems into clear, structured, and user-focused documentation. Partnering closely with product, engineering, and security teams, Opemipo consistently delivered high-quality feature guides, and integration content that aligned with real user needs and developer workflows. As our product grew in both feature richness and breadth of capabilities, Opemipo maintained all of the legacy work while seamlessly layering in the entirely new capabilities added to our product as we broke into new markets such as AI native remediation, developer assisting MCP servers, and developer endpoint asset and risk detection. He ensured all these emerging capabilities were communicated clearly and responsibly, with practical use cases and clear guidance in leveraging the features for the end users.
JB
Jordan B.
Sep 3, 2025
API Documentation Setup Using Mintlify
BA
Bisola A.
Jun 6, 2025
Documentation Writer for Crypto Trading Bot using Gitbook
OP was awesome to work with - would strongly recommend!
AK
Ashish K.
Oct 28, 2024
Cybersecurity SaaS Technical Documentation: Refresh & Migrate
OP is very thorough and detail-oriented. Will highly recommend working with him.
About Opemipo
Technical Writer | API Docs, SaaS & Developer Portals | AI-Native
100%
Job Success
Lagos, Nigeria - 8:52 pm local time
I'm a Top Rated Plus Technical Writer with a 100% Job Success Score across 28 completed projects and $100K+ earned on Upwork. Over 6+ years, I've helped SaaS companies, API-first products, fintech platforms, cybersecurity firms, and Web3/blockchain products build documentation that actually works — content that reduces support tickets, accelerates onboarding, and gives your users the clarity to act.
I've built and maintained documentation for brands including Alchemy (Web3 infrastructure), BoostSecurity (CI/CD security), and WoodCore (banking platform), from ground-zero API reference builds to full developer portal architecture, knowledge base migrations, and DevRel content programs.
What makes me different: I'm AI-native. I don't just use AI to write faster — I build documentation systems. I design and implement AI-augmented documentation workflows using tools like GPT-4, Claude, and custom LLM pipelines integrated with docs-as-code frameworks (Mintlify, Docusaurus, GitBook) to auto-generate drafts, validate API references against OpenAPI specs, and keep docs in sync with fast-moving codebases. For engineering teams shipping rapidly, this means documentation that ships with the product instead of six weeks after it.
What I can take off your plate:
→ API Documentation (REST, OpenAPI/Swagger, Webhooks, SDK guides)
→ SaaS User Documentation & Product Guides
→ Developer Portals & Integration Docs
→ DevRel Content (Tutorials, Quick Starts, Code Walkthroughs, Changelogs)
→ AI-Augmented Documentation Systems & Automation Workflows
→ Help Center & Knowledge Base Architecture
→ Cybersecurity & Compliance Documentation
→ AI/LLM Product Documentation & Technical Whitepapers
How I work:
I integrate directly with your engineering, product, and DevRel teams — not as an outsider who needs hand-holding, but as a documentation partner who ramps fast, uses your stack, and delivers docs your team can maintain and extend. I'm proficient with OpenAPI, Swagger, Postman, Mintlify, Docusaurus, GitBook, Confluence, Markdown, Git, and Jira, and I build AI-assisted workflows that keep your documentation accurate as your product evolves.
Proven results:
✔ Reduced support tickets by 30%+ across 30+ companies through improved documentation
✔ 100% Job Success Score across 28 completed projects on Upwork
✔ 6+ years spanning SaaS, fintech, cybersecurity, and blockchain products
✔ Available immediately — response time 0–4 hours
Ready to fix your documentation? Message me today, and I'll respond within 4 hours. I'm open to short-term audits, one-time projects, long-term retainer engagements, and embedded DevRel content partnerships.
Steps for completing your project
After purchasing the project, send requirements so Opemipo can start the project.
Delivery time starts when Opemipo receives requirements from you.
Opemipo works on your project following the steps below.
Revisions may occur after the delivery date.
Product Research
You will inform me about your product. I will research similar or almost-similar product API documentation to structure and fit your API documentation perfectly for your target audience.
Select the best tool for documentation
For your specific project, selecting a tool that meets the needs of its API documentation comes next—various means, e.g., OpenAPI, Redocly, Postman, GitBook, and many more. Choosing the best tool ensures your API documentation is done properly.