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Are you building a SaaS product, AI platform, fintech solution, or developer tool that people struggle to understand? Do your documentation, product pages, or knowledge base create more questions than answers? I'm Fidel, a Technical Writer and Content Strategist with over 10 years of experience helping software companies explain complex products through documentation, product education, and SEO-driven technical content. I work with product managers, engineers, developers, marketing teams, and customer success teams to create content that helps users understand your product, adopt it faster, and find answers without relying on support. Over the past decade, I've created technical documentation and product content for SaaS companies, AI startups, fintech platforms, cloud products, healthtech companies, cybersecurity businesses, and developer-focused software. My work includes API documentation, developer documentation, knowledge bases, user guides, product documentation, integration documentation, tutorials, technical articles, and SEO content designed to attract qualified users while educating them throughout the customer journey. I don't approach content as just blog writing. I learn how your product works, understand the business problems it solves, and build documentation and content that support onboarding, product adoption, customer education, search visibility, and long-term growth. 𝐇𝐨𝐰 𝐈 𝐇𝐞𝐥𝐩 𝐒𝐚𝐚𝐒 & 𝐓𝐞𝐜𝐡𝐧𝐨𝐥𝐨𝐠𝐲 𝐂𝐨𝐦𝐩𝐚𝐧𝐢𝐞𝐬 🔷𝐓𝐞𝐜𝐡𝐧𝐢𝐜𝐚𝐥 𝐃𝐨𝐜𝐮𝐦𝐞𝐧𝐭𝐚𝐭𝐢𝐨𝐧 • API documentation • REST API documentation • Developer documentation • Product documentation • Software documentation • Knowledge bases • User guides • Integration documentation • Help center content • SOPs and internal documentation • Workflow documentation • Release notes • Troubleshooting guides 🔷𝐏𝐫𝐨𝐝𝐮𝐜𝐭 & 𝐓𝐞𝐜𝐡𝐧𝐢𝐜𝐚𝐥 𝐂𝐨𝐧𝐭𝐞𝐧𝐭 • Technical blog articles • Feature pages • Landing pages • Product pages • Comparison pages • Technical explainers • Buyer guides • Website content • Customer onboarding content • Tutorials • FAQs 🔷𝐒𝐄𝐎 & 𝐂𝐨𝐧𝐭𝐞𝐧𝐭 𝐒𝐭𝐫𝐚𝐭𝐞𝐠𝐲 • SEO content • Keyword research • Topic clusters • Content audits • Internal linking strategy • Content optimization • Search-focused content strategy • AI Search & Answer Engine Optimization (AEO) 𝐈𝐧𝐝𝐮𝐬𝐭𝐫𝐢𝐞𝐬 • B2B SaaS • Artificial Intelligence • FinTech • HealthTech • Cloud Computing • Cybersecurity • Payments • APIs & Developer Tools • Web3 𝐖𝐡𝐲 𝐂𝐨𝐦𝐩𝐚𝐧𝐢𝐞𝐬 𝐇𝐢𝐫𝐞 𝐌𝐞 ✅Over 10 years creating technical content and documentation for software companies. ✅Experience translating APIs, integrations, cloud platforms, AI products, technical workflows, and complex software into documentation that users can actually follow. ✅More than 1,700 technical content pieces across software, AI, fintech, blockchain, and developer-focused industries. ✅Experience collaborating directly with product managers, engineers, developers, and marketing teams to produce documentation that stays accurate as products evolve. ✅AWS Cloud Certified, giving me additional technical understanding when documenting cloud platforms, APIs, and developer products. ✅Trusted by startups and established technology companies to create documentation, product content, and knowledge bases that improve onboarding, strengthen product adoption, and reduce user confusion. 𝐖𝐡𝐚𝐭 𝐘𝐨𝐮𝐫 𝐁𝐮𝐬𝐢𝐧𝐞𝐬𝐬 𝐆𝐞𝐭𝐬 ✔ Documentation that helps customers succeed without opening support tickets. ✔ Product content that explains complex features clearly. ✔ Knowledge bases that scale with your product. ✔ SEO content that attracts qualified traffic while educating users. ✔ Technical documentation that developers, customers, and internal teams can rely on. ✔ A technical writing partner who understands both software products and the business goals behind your documentation. If you're looking for someone who can understand your product, ask the right technical questions, and turn complex systems into documentation your customers can actually use, let's talk. Technical Content Writing, Product Documentation, Developer Documentation, Content Marketing, B2B Content Writing, SEO Content Writing, Website Copy, Landing Pages, Blog Posts, Thought Leadership, Product Content, Product Launch Content, Whitepaper Writing, Technical Explainers, Comparison Guides, SaaS Content, Fintech Content, Healthcare, Medical Writing, Clinical Research, SEO Health Writing, Blockchain, Web3 Content, DeFi, Search Engine Optimization, On-Page SEO, AEO, AI, Content Optimization, Artificial Intelligence, Technical Writing, Content Writing, Technical Documentation, API Documentation, Software Documentation, SEO Writing, Search Engine Optimization (SEO), Blog Writing, Blog Content, Website Content, Copywriting, SaaS Content Strategy, Knowledge Management, Artificial Intelligence, Editing & Proofreading, Article Writing, Landing Page, English, Technical SEO

I write high-quality developer documentation for SaaS companies and software teams; combining my technical writing expertise with hands-on software engineering experience. Let's chat if you need: - API documentation. - Developer documentation and Docs-as-Code workflows. - Technical tutorials and implementation guides (technical or non-technical audiences). - SDK, integration, and internal documentation. - Programming guides with working examples (JavaScript, React, Node.js, Python, Django). - Cloud, Azure, CI/CD, and DevOps documentation. Why choose me? I write documentation that developers actually enjoy using. I take the time to understand your product, test APIs, verify code examples, and explain complex systems without sacrificing technical accuracy. Every document is written to improve onboarding, accelerate API adoption, and reduce support requests. I've published technical articles for the global developer community, including tutorials featured on freeCodeCamp, where I was recognized as a Top Contributor. I don't guess. I validate APIs, test code examples, and research technical details to ensure every document is accurate and reliable.

I help engineering teams and SaaS companies transform complex technical information into clear, practical documentation that improves onboarding, reduces support requests, and supports scalable growth. With a B.Eng. in Electrical Engineering and 10+ years of experience in technical environments, I understand how products, systems, and workflows function. This enables me to translate technical complexity into documentation that is accurate, user-friendly, and built to scale. Core Services • Technical Documentation: User manuals, installation guides, technical guides, API documentation, and system documentation. • Process Documentation: Standard Operating Procedures (SOPs), process workflows, and knowledge bases. • Product Documentation: Product guides, release notes, Help Center content, and training materials. • Technical Editing: Improving clarity, consistency, structure, and accuracy across existing documentation. Why Clients Choose Me • Technical Accuracy: I bridge the gap between engineering teams and end users. • Efficiency: I leverage AI-assisted workflows to accelerate delivery while maintaining quality and accuracy. • Impact: My documentation improves onboarding, reduces support requests, and creates documentation that teams can maintain as they grow. Tools • Google Workspace • Microsoft Office • Notion • ClickUp • ChatGPT • Claude Invite me to your job post to discuss your documentation needs and get started.

SaaS startups lose months of engineering time to poor coordination. I'm the Technical PM who eliminates that chaos, so your team ships faster, with fewer rework cycles and clearer priorities. I specialise in Agile delivery for early-stage SaaS teams (seed to Series A). Here's what that looks like: → Sprint planning, backlog grooming, and Agile ceremonies → PRDs, user stories, and acceptance criteria your engineers actually understand → Jira/ClickUp/Notion workspace setup and workflow design → Stakeholder management and release coordination → Risk tracking and delivery reporting" Ideal clients: SaaS founders, CTOs, and product leads who need a reliable Technical PM to own the delivery process end-to-end. Let's discuss your project. I offer a 30-minute free consultation to assess your current workflow and identify the highest-impact improvements.

I’m a Technical Writer specialising in API & developer documentation for AI, LLM, SaaS, and developer tools. I turn complex APIs, SDKs, integrations, and AI systems into documentation developers can actually use. My advantage: I’m an engineer who writes. I have a background in AI engineering, ML engineering, software development, and data science, so I don't just write from tickets or product briefs. I can understand the underlying technology, test workflows, work with APIs and code, and document products accurately for developers and technical users. WHAT I HELP COMPANIES BUILD → API Documentation — REST APIs, OpenAPI/Swagger, webhooks, SDKs, authentication, endpoints, examples, and reference documentation → Developer Documentation — developer portals, quickstarts, integration guides, tutorials, code walkthroughs, and onboarding → AI/LLM Documentation — AI agents, RAG systems, LLM applications, AI SDKs, agentic workflows, and AI developer tools → SaaS & Product Documentation — user guides, product documentation, help centres, knowledge bases, FAQs, and onboarding flows → Docs-as-Code & Documentation Systems — GitBook, Mintlify, Docusaurus, MkDocs, Markdown, Git/GitHub, and documentation workflows → Technical Content — technical articles, tutorials, whitepapers, release notes, changelogs, and developer-focused content WHY ENGINEERING TEAMS WORK WITH ME I can work directly with engineers and product teams, quickly understand technical requirements, test the product myself, and turn complex implementation details into clear documentation. I've worked across AI/ML, SaaS, developer tools, APIs, RAG, agentic workflows, and software development, collaborating with teams at Gaffa, Studio1, Ready Tensor, Swarmauri, and Memori. My work has included API documentation, LLM documentation, integration guides, developer tutorials, developer education, and AI-focused technical content. SELECTED RESULTS ✓ Led and authored the Ready Tensor Agentic AI Developer Certification Program, a 3-month program covering LLMs, RAG, and agentic AI, reaching 5,000+ learners ✓ Led growth initiatives that helped scale Memori from 1,000 to 12,000+ GitHub stars in 4 months through technical content, ecosystem partnerships, and developer engagement ✓ 50+ technical articles, API docs, and LLM documentation delivered for AI and SaaS startups ✓ 100% Job Success Score on Upwork ✓ Top Rated on Upwork ✓ 5+ years across AI/ML, SaaS, software development, data science, and developer tools ✓ Built and documented real AI applications, APIs, RAG pipelines, and agentic workflows TOOLS I WORK WITH OpenAPI · Swagger · Postman · Mintlify · Docusaurus · GitBook · MkDocs · Redocly · Markdown · Git · GitHub Actions · FastAPI · Python · JavaScript · TypeScript · LangChain · Pydantic AI · OpenAI APIs · Hugging Face · PyTorch · RAG · AI Agents Need someone who can understand your product technically and turn it into documentation developers trust? Send me an invite.

Your API documentation is either accelerating developer adoption — or quietly killing it. I help companies fix that. I'm Angel, a Senior Technical Writer and Frontend Developer with 4+ years of experience delivering documentation that measurably improves developer onboarding, API adoption, and product usability - primarily in fintech and SaaS. At Zest Payments (Stanbic IBTC), I led a complete overhaul of a developer portal serving 500+ developers: → 30% reduction in developer onboarding time → 25% increase in API adoption through validated Postman examples → 20% organic traffic growth via SEO-optimized documentation architecture → 100% elimination of Git leak security vulnerabilities Here's what makes me different: my background in React, Next.js, Angular, and TailwindCSS means I don't just write your documentation — I can build and maintain the platform that hosts it. That dual capability means fewer handoffs, faster delivery, and documentation that actually works in production. What I deliver: ✅ REST API reference documentation — endpoints, request/response schemas, error codes, authentication ✅ Developer portals built with Docusaurus, Docsify, and Astro Starlight ✅ Integration guides, QuickStart guides, and SDK documentation ✅ Release notes aligned with agile sprint cycles ✅ OpenAPI / Swagger specification documentation ✅ SEO-optimized documentation architecture — structured for findability, not just readability ✅ Documentation audits — clarity, structure, brand voice, and developer experience ✅ Technical writing for developers — tutorials, how-to guides, and onboarding flows My process is straightforward: I test every API endpoint I document using Postman, validate real-world examples before they reach your developers, and collaborate directly with your engineering team to ensure technical accuracy at every step. Industries I've served: Fintech · Payments · SaaS · Developer Tools If your documentation has gaps, friction, or simply hasn't kept pace with your product — let's talk. 📩 Message me or click "Invite to Job" to get started.